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From jack...@apache.org
Subject [29/57] [abbrv] incubator-carbondata git commit: move org.apache.carbon.common in core
Date Sat, 14 Jan 2017 07:57:38 GMT
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalMaxMinShort.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalMaxMinShort.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalMaxMinShort.java
deleted file mode 100644
index cdf205c..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalMaxMinShort.java
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.nondecimal;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNonDecimalMaxMinShort extends ValueCompressionHolder<short[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNonDecimalMaxMinShort.class.getName());
-  /**
-   * compressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-  /**
-   * value.
-   */
-  private short[] value;
-
-  private MeasureDataChunkStore<short[]> measureChunkStore;
-
-  private BigDecimal maxValue;
-
-  private double divisionFactor;
-
-  @Override public void setValue(short[] value) {
-    this.value = value;
-  }
-
-  @Override public short[] getValue() { return this.value; }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] compressedData,
-      int offset, int length, int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor, dataType, compressedData, offset, length);
-    setUncompressedValues(value, decimalPlaces, maxValueObject);
-  }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_SHORT, value);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    ByteBuffer buffer = ByteBuffer.wrap(value);
-    this.value = ValueCompressionUtil.convertToShortArray(buffer, value.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    throw new UnsupportedOperationException(
-      "Long value is not defined for CompressionNonDecimalMaxMinShort");
-  }
-
-  @Override public double getDoubleValue(int index) {
-    short shortValue = measureChunkStore.getShort(index);
-    BigDecimal diff = BigDecimal.valueOf(shortValue / this.divisionFactor);
-    return maxValue.subtract(diff).doubleValue();
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException("Get big decimal value is not supported");
-  }
-
-  private void setUncompressedValues(short[] data, int decimalPlaces, Object maxValueObject) {
-    this.measureChunkStore = MeasureChunkStoreFactory.INSTANCE
-        .getMeasureDataChunkStore(DataType.DATA_SHORT, data.length);
-    this.measureChunkStore.putData(data);
-    this.maxValue = BigDecimal.valueOf((double) maxValueObject);
-    this.divisionFactor = Math.pow(10, decimalPlaces);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalShort.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalShort.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalShort.java
deleted file mode 100644
index 441a914..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/nondecimal/CompressionNonDecimalShort.java
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.nondecimal;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNonDecimalShort extends ValueCompressionHolder<short[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNonDecimalShort.class.getName());
-  /**
-   * shortCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-  /**
-   * value.
-   */
-  private short[] value;
-
-  private MeasureDataChunkStore<short[]> measureChunkStore;
-
-  private double divisionFactory;
-
-  @Override public void setValue(short[] value) {
-    this.value = value;
-  }
-
-  @Override public short[] getValue() { return this.value; }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_SHORT, value);
-  }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] compressedData,
-      int offset, int length, int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor,dataType,compressedData, offset, length);
-    setUncompressedValues(value, decimalPlaces);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    ByteBuffer buffer = ByteBuffer.wrap(value);
-    this.value = ValueCompressionUtil.convertToShortArray(buffer, value.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    throw new UnsupportedOperationException(
-      "Long value is not defined for CompressionNonDecimalShort");
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return (measureChunkStore.getShort(index) / this.divisionFactory);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException(
-      "Big decimal value is not defined for CompressionNonDecimalShort");
-  }
-
-  private void setUncompressedValues(short[] data, int decimalPlaces) {
-    this.measureChunkStore = MeasureChunkStoreFactory.INSTANCE
-        .getMeasureDataChunkStore(DataType.DATA_SHORT, data.length);
-    this.measureChunkStore.putData(data);
-    this.divisionFactory = Math.pow(10, decimalPlaces);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneByte.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneByte.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneByte.java
deleted file mode 100644
index 5583a3c..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneByte.java
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.none;
-
-import java.math.BigDecimal;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNoneByte extends ValueCompressionHolder<byte[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNoneByte.class.getName());
-
-  /**
-   * byteCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-
-  /**
-   * value.
-   */
-  private byte[] value;
-
-  /**
-   * actual data type
-   */
-  private DataType actualDataType;
-
-  private MeasureDataChunkStore<byte[]> measureChunkStore;
-
-  public CompressionNoneByte(DataType actualDataType) {
-    this.actualDataType = actualDataType;
-  }
-
-  @Override public void setValue(byte[] value) {
-    this.value = value;
-  }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int mantissa, Object maxValueObject) {
-    super.unCompress(compressor, dataType, data, offset, length);
-    setUncompressedValues(value);
-  }
-
-  @Override public byte[] getValue() { return this.value; }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_BYTE, value);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    this.value = value;
-  }
-
-  @Override public long getLongValue(int index) {
-    return measureChunkStore.getByte(index);
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return measureChunkStore.getByte(index);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException(
-      "Big decimal is not defined for CompressionNoneByte");
-  }
-
-  private void setUncompressedValues(byte[] data) {
-    this.measureChunkStore =
-      MeasureChunkStoreFactory.INSTANCE.getMeasureDataChunkStore(DataType.DATA_BYTE, data.length);
-    this.measureChunkStore.putData(data);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneDefault.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneDefault.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneDefault.java
deleted file mode 100644
index b910872..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneDefault.java
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.none;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNoneDefault extends ValueCompressionHolder<double[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNoneDefault.class.getName());
-  /**
-   * doubleCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-  /**
-   * value.
-   */
-  private double[] value;
-
-  private DataType actualDataType;
-
-  private MeasureDataChunkStore<double[]> measureChunkStore;
-
-  public CompressionNoneDefault(DataType actualDataType) {
-    this.actualDataType = actualDataType;
-  }
-
-  @Override public void setValue(double[] value) {this.value = value; }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor, dataType, data, offset, length);
-    setUncompressedValues(value);
-  }
-
-  @Override public double[] getValue() { return this.value; }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_DOUBLE, value);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    ByteBuffer buffer = ByteBuffer.wrap(value);
-    this.value = ValueCompressionUtil.convertToDoubleArray(buffer, value.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    throw new UnsupportedOperationException(
-      "Long value is not defined for CompressionNonDefault");
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return measureChunkStore.getDouble(index);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException(
-      "Big decimal is not defined for CompressionNoneDefault");
-  }
-
-  private void setUncompressedValues(double[] data) {
-    this.measureChunkStore = MeasureChunkStoreFactory.INSTANCE
-        .getMeasureDataChunkStore(DataType.DATA_DOUBLE, data.length);
-    this.measureChunkStore.putData(data);
-
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneInt.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneInt.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneInt.java
deleted file mode 100644
index ff88d44..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneInt.java
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.none;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNoneInt extends ValueCompressionHolder<int[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNoneInt.class.getName());
-  /**
-   * intCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-  /**
-   * value.
-   */
-  private int[] value;
-
-  private DataType actualDataType;
-
-  private MeasureDataChunkStore<int[]> measureChunkStore;
-
-  public CompressionNoneInt(DataType actualDataType) {
-    this.actualDataType = actualDataType;
-  }
-
-  @Override public void setValue(int[] value) {
-    this.value = value;
-  }
-
-  @Override public int[] getValue() { return this.value; }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_INT, value);
-  }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor, dataType, data, offset, length);
-    setUncompressedValues(value);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    ByteBuffer buffer = ByteBuffer.wrap(value);
-    this.value = ValueCompressionUtil.convertToIntArray(buffer, value.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    return measureChunkStore.getInt(index);
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return measureChunkStore.getInt(index);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException(
-      "Big decimal is not defined for CompressionNoneLong");
-  }
-
-  private void setUncompressedValues(int[] data) {
-    this.measureChunkStore =
-      MeasureChunkStoreFactory.INSTANCE.getMeasureDataChunkStore(DataType.DATA_INT, data.length);
-    this.measureChunkStore.putData(data);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneLong.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneLong.java
deleted file mode 100644
index ebd2ee4..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneLong.java
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.none;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNoneLong extends ValueCompressionHolder<long[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNoneLong.class.getName());
-  /**
-   * longCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-  /**
-   * value.
-   */
-  protected long[] value;
-
-  private DataType actualDataType;
-
-  private MeasureDataChunkStore<long[]> measureChunkStore;
-
-  public CompressionNoneLong(DataType actualDataType) {
-    this.actualDataType = actualDataType;
-  }
-
-  @Override public void setValue(long[] value) { this.value = value;  }
-
-  @Override public long[] getValue() { return this.value; }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_LONG, value);
-  }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor, dataType, data, offset, length);
-    setUncompressedValues(value);
-  }
-
-  @Override public void setValueInBytes(byte[] byteValue) {
-    ByteBuffer buffer = ByteBuffer.wrap(byteValue);
-    this.value = ValueCompressionUtil.convertToLongArray(buffer, byteValue.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    return measureChunkStore.getLong(index);
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return measureChunkStore.getLong(index);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException("Get big decimal is not supported");
-  }
-
-  private void setUncompressedValues(long[] data) {
-    this.measureChunkStore =
-      MeasureChunkStoreFactory.INSTANCE.getMeasureDataChunkStore(DataType.DATA_LONG, data.length);
-    this.measureChunkStore.putData(data);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneShort.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneShort.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneShort.java
deleted file mode 100644
index 277fb24..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/none/CompressionNoneShort.java
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.compression.none;
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureChunkStoreFactory;
-import org.apache.carbondata.core.datastore.chunk.store.MeasureDataChunkStore;
-import org.apache.carbondata.core.datastorage.store.compression.Compressor;
-import org.apache.carbondata.core.datastorage.store.compression.CompressorFactory;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.ValueCompressionUtil;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-public class CompressionNoneShort extends ValueCompressionHolder<short[]> {
-  /**
-   * Attribute for Carbon LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(CompressionNoneShort.class.getName());
-
-  /**
-   * shortCompressor.
-   */
-  private static Compressor compressor = CompressorFactory.getInstance().getCompressor();
-
-  /**
-   * value.
-   */
-  private short[] shortValue;
-
-  private MeasureDataChunkStore<short[]> measureChunkStore;
-
-  private DataType actualDataType;
-
-  public CompressionNoneShort(DataType actualDataType) {
-    this.actualDataType = actualDataType;
-  }
-
-  @Override public void setValue(short[] shortValue) {
-    this.shortValue = shortValue;
-  }
-
-  @Override public short[] getValue() { return this.shortValue; }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int decimalPlaces, Object maxValueObject) {
-    super.unCompress(compressor, dataType, data, offset, length);
-    setUncompressedValues(shortValue);
-  }
-
-  @Override public void compress() {
-    compressedValue = super.compress(compressor, DataType.DATA_SHORT, shortValue);
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    ByteBuffer buffer = ByteBuffer.wrap(value);
-    shortValue = ValueCompressionUtil.convertToShortArray(buffer, value.length);
-  }
-
-  @Override public long getLongValue(int index) {
-    return measureChunkStore.getShort(index);
-  }
-
-  @Override public double getDoubleValue(int index) {
-    return measureChunkStore.getShort(index);
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    throw new UnsupportedOperationException(
-      "Big decimal is not defined for CompressionNonShort");
-  }
-
-  private void setUncompressedValues(short[] data) {
-    this.measureChunkStore = MeasureChunkStoreFactory.INSTANCE
-        .getMeasureDataChunkStore(DataType.DATA_SHORT, data.length);
-    this.measureChunkStore.putData(data);
-  }
-
-  @Override public void freeMemory() {
-    this.measureChunkStore.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/CompressionBigDecimal.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/CompressionBigDecimal.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/CompressionBigDecimal.java
deleted file mode 100644
index db766ac..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/CompressionBigDecimal.java
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.carbondata.core.datastorage.store.compression.type;
-
-
-import java.math.BigDecimal;
-import java.nio.ByteBuffer;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.constants.CarbonCommonConstants;
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-import org.apache.carbondata.core.util.BigDecimalCompressionFinder;
-import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
-
-/**
- * Big decimal compression
- */
-public class CompressionBigDecimal<T> extends ValueCompressionHolder<T> {
-
-  private static final LogService LOGGER =
-          LogServiceFactory.getLogService(CompressionBigDecimal.class.getName());
-
-  private BigDecimalCompressionFinder compressionFinder;
-
-  /**
-   * leftPart before decimal
-   */
-  private ValueCompressionHolder leftPart;
-
-  /**
-   * rightPart after decimal
-   */
-  private ValueCompressionHolder rightPart;
-
-  private double divisionFactor;
-
-  private boolean isDecimalPlacesNotZero;
-
-  public CompressionBigDecimal(BigDecimalCompressionFinder compressionFinder,
-      ValueCompressionHolder leftPart, ValueCompressionHolder rightPart) {
-    this.compressionFinder = compressionFinder;
-    this.leftPart = leftPart;
-    this.rightPart = rightPart;
-  }
-
-  @Override public void setValue(T value) {
-    Object[] values = (Object[]) value;
-    leftPart.setValue(values[0]);
-    rightPart.setValue(values[1]);
-  }
-
-  @Override
-  public void uncompress(DataType dataType, byte[] data, int offset, int length,
-      int decimalPlaces, Object maxValueObject) {
-    if (decimalPlaces > 0) {
-      this.isDecimalPlacesNotZero = true;
-    }
-    this.divisionFactor = Math.pow(10, decimalPlaces);
-
-    ByteBuffer buffer = ByteBuffer.wrap(data, offset, length);
-    int leftPathLength = buffer.getInt();
-    int rightPartLength = length - leftPathLength - CarbonCommonConstants.INT_SIZE_IN_BYTE;
-    Long[] maxValue = (Long[]) maxValueObject;
-    leftPart.uncompress(compressionFinder.getLeftConvertedDataType(), data,
-        offset + CarbonCommonConstants.INT_SIZE_IN_BYTE, leftPathLength, decimalPlaces,
-        maxValue[0]);
-    rightPart.uncompress(compressionFinder.getRightConvertedDataType(), data,
-        offset + CarbonCommonConstants.INT_SIZE_IN_BYTE + leftPathLength, rightPartLength,
-        decimalPlaces, maxValue[1]);
-  }
-
-  @Override public long getLongValue(int index) {
-    throw new UnsupportedOperationException(
-      "Long is not defined for CompressionBigDecimal");
-  }
-
-  @Override public double getDoubleValue(int index) {
-    throw new UnsupportedOperationException(
-      "Double is not defined for CompressionBigDecimal");
-  }
-
-  @Override public BigDecimal getBigDecimalValue(int index) {
-    long leftValue = leftPart.getLongValue(index);
-    long rightValue = 0;
-    if (isDecimalPlacesNotZero) {
-      rightValue = rightPart.getLongValue(index);
-    }
-    String decimalPart = Double.toString(rightValue / this.divisionFactor);
-    String bigdStr = Long.toString(leftValue) + CarbonCommonConstants.POINT + decimalPart
-            .substring(decimalPart.indexOf(".") + 1, decimalPart.length());
-    return new BigDecimal(bigdStr);
-  }
-
-  @Override public T getValue() {
-    Object[] values = new Object[2];
-    values[0] = leftPart;
-    values[1] = rightPart;
-    return (T) values;
-  }
-
-  @Override public void setValueInBytes(byte[] value) {
-    LOGGER.error("setValueInBytes() is not defined for CompressionBigDecimal");
-  }
-
-  @Override public void compress() {
-    leftPart.compress();
-    rightPart.compress();
-  }
-
-  @Override
-  public byte[] getCompressedData() {
-    byte[] leftdata = leftPart.getCompressedData();
-    byte[] rightdata = rightPart.getCompressedData();
-    ByteBuffer byteBuffer = ByteBuffer
-        .allocate(CarbonCommonConstants.INT_SIZE_IN_BYTE + leftdata.length
-            + rightdata.length);
-    byteBuffer.putInt(leftdata.length);
-    byteBuffer.put(leftdata);
-    byteBuffer.put(rightdata);
-    byteBuffer.flip();
-    return byteBuffer.array();
-  }
-
-  @Override public void freeMemory() {
-    leftPart.freeMemory();
-    rightPart.freeMemory();
-  }
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonReadDataHolder.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonReadDataHolder.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonReadDataHolder.java
deleted file mode 100644
index ff3df15..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonReadDataHolder.java
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.dataholder;
-
-import java.math.BigDecimal;
-
-import org.apache.carbondata.core.datastorage.store.compression.ValueCompressionHolder;
-
-// This class is used with Uncompressor to hold the decompressed column chunk in memory
-public class CarbonReadDataHolder {
-
-  private ValueCompressionHolder unCompressValue;
-
-  public CarbonReadDataHolder(ValueCompressionHolder unCompressValue) {
-    this.unCompressValue = unCompressValue;
-  }
-
-  public long getReadableLongValueByIndex(int index) {
-    return this.unCompressValue.getLongValue(index);
-  }
-
-  public BigDecimal getReadableBigDecimalValueByIndex(int index) {
-    return this.unCompressValue.getBigDecimalValue(index);
-  }
-
-  public double getReadableDoubleValueByIndex(int index) {
-    return this.unCompressValue.getDoubleValue(index);
-  }
-
-  public void freeMemory() {
-    unCompressValue.freeMemory();
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonWriteDataHolder.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonWriteDataHolder.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonWriteDataHolder.java
deleted file mode 100644
index c87b266..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/dataholder/CarbonWriteDataHolder.java
+++ /dev/null
@@ -1,280 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.dataholder;
-
-public class CarbonWriteDataHolder {
-  /**
-   * doubleValues
-   */
-  private double[] doubleValues;
-
-  /**
-   * longValues
-   */
-  private long[] longValues;
-
-  /**
-   * bigDecimal left part
-   */
-  private long[] bigDecimalLeftValues;
-
-  /**
-   * bigDecimal right part
-   */
-  private long[] bigDecimalRightValues;
-  /**
-   * byteValues
-   */
-  private byte[][] byteValues;
-
-  /**
-   * byteValues for no dictionary and non kettle flow.
-   */
-  private byte[][][] byteValuesForNonDictionary;
-
-  /**
-   * byteValues
-   */
-  private byte[][][] columnByteValues;
-
-  /**
-   * size
-   */
-  private int size;
-
-  /**
-   * totalSize
-   */
-  private int totalSize;
-
-  /**
-   * Method to initialise double array
-   *
-   * @param size
-   */
-  public void initialiseDoubleValues(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-    doubleValues = new double[size];
-  }
-
-  public void reset() {
-    size = 0;
-    totalSize = 0;
-  }
-
-  /**
-   * Method to initialise double array
-   * TODO Remove after kettle flow got removed.
-   *
-   * @param size
-   */
-  public void initialiseByteArrayValues(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-
-    byteValues = new byte[size][];
-    columnByteValues = new byte[size][][];
-  }
-
-  /**
-   * Method to initialise byte array
-   *
-   * @param size
-   */
-  public void initialiseByteArrayValuesWithOutKettle(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-
-    byteValues = new byte[size][];
-  }
-
-  public void initialiseByteArrayValuesForNonDictionary(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-
-    byteValuesForNonDictionary = new byte[size][][];
-  }
-
-  /**
-   * Method to initialise long array
-   *
-   * @param size
-   */
-  public void initialiseLongValues(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-    longValues = new long[size];
-  }
-
-  public void initialiseBigDecimalValues(int size) {
-    if (size < 1) {
-      throw new IllegalArgumentException("Invalid array size");
-    }
-    bigDecimalLeftValues = new long[size];
-    bigDecimalRightValues = new long[size];
-  }
-
-  /**
-   * set double value by index
-   *
-   * @param index
-   * @param value
-   */
-  public void setWritableDoubleValueByIndex(int index, Object value) {
-    doubleValues[index] = (Double) value;
-    size++;
-  }
-
-  /**
-   * set double value by index
-   *
-   * @param index
-   * @param value
-   */
-  public void setWritableLongValueByIndex(int index, Object value) {
-    longValues[index] = (Long) value;
-    size++;
-  }
-
-  /**
-   * set bigdecimal value by index
-   *
-   * @param index
-   * @param value
-   */
-  public void setWritableBigDecimalValueByIndex(int index, long[] value) {
-    bigDecimalLeftValues[index] = value[0];
-    bigDecimalRightValues[index] = value[1];
-    size++;
-  }
-  /**
-   * set byte array value by index
-   *
-   * @param index
-   * @param value
-   */
-  public void setWritableByteArrayValueByIndex(int index, byte[] value) {
-    byteValues[index] = value;
-    size++;
-    if (null != value) totalSize += value.length;
-  }
-
-  public void setWritableNonDictByteArrayValueByIndex(int index, byte[][] value) {
-    byteValuesForNonDictionary[index] = value;
-    size++;
-    if (null != value) totalSize += value.length;
-  }
-
-  /**
-   * set byte array value by index
-   */
-  public void setWritableByteArrayValueByIndex(int index, int mdKeyIndex, Object[] columnData) {
-    int l = 0;
-    columnByteValues[index] = new byte[columnData.length - (mdKeyIndex + 1)][];
-    for (int i = mdKeyIndex + 1; i < columnData.length; i++) {
-      columnByteValues[index][l++] = (byte[]) columnData[i];
-    }
-  }
-
-  /**
-   * Get Writable Double Values
-   */
-  public double[] getWritableDoubleValues() {
-    if (size < doubleValues.length) {
-      double[] temp = new double[size];
-      System.arraycopy(doubleValues, 0, temp, 0, size);
-      doubleValues = temp;
-    }
-    return doubleValues;
-  }
-
-  /**
-   * Get writable byte array values
-   */
-  public byte[] getWritableByteArrayValues() {
-    byte[] temp = new byte[totalSize];
-    int startIndexToCopy = 0;
-    for (int i = 0; i < size; i++) {
-      System.arraycopy(byteValues[i], 0, temp, startIndexToCopy, byteValues[i].length);
-      startIndexToCopy += byteValues[i].length;
-    }
-    return temp;
-  }
-
-  public byte[][] getByteArrayValues() {
-    if (size < byteValues.length) {
-      byte[][] temp = new byte[size][];
-      System.arraycopy(byteValues, 0, temp, 0, size);
-      byteValues = temp;
-    }
-    return byteValues;
-  }
-
-  public byte[][][] getNonDictByteArrayValues() {
-    if (size < byteValuesForNonDictionary.length) {
-      byte[][][] temp = new byte[size][][];
-      System.arraycopy(byteValuesForNonDictionary, 0, temp, 0, size);
-      byteValuesForNonDictionary = temp;
-    }
-    return byteValuesForNonDictionary;
-  }
-
-  /**
-   * Get Writable Double Values
-   *
-   * @return
-   */
-  public long[] getWritableLongValues() {
-    if (size < longValues.length) {
-      long[] temp = new long[size];
-      System.arraycopy(longValues, 0, temp, 0, size);
-      longValues = temp;
-    }
-    return longValues;
-  }
-
-  /**
-   * Get Writable bigdecimal Values
-   *
-   * @return
-   */
-  public long[][] getWritableBigDecimalValues() {
-    long[][] bigDecimalValues = new long[2][];
-    if (size < bigDecimalLeftValues.length) {
-      long[] temp = new long[size];
-      System.arraycopy(bigDecimalLeftValues, 0, temp, 0, size);
-      bigDecimalLeftValues = temp;
-    }
-    if (size < bigDecimalRightValues.length) {
-      long[] temp = new long[size];
-      System.arraycopy(bigDecimalRightValues, 0, temp, 0, size);
-      bigDecimalRightValues = temp;
-    }
-    bigDecimalValues[0]= bigDecimalLeftValues;
-    bigDecimalValues[1] = bigDecimalRightValues;
-    return bigDecimalValues;
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AbstractDFSCarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AbstractDFSCarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AbstractDFSCarbonFile.java
deleted file mode 100644
index 26af405..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AbstractDFSCarbonFile.java
+++ /dev/null
@@ -1,217 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.IOException;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.constants.CarbonCommonConstants;
-import org.apache.carbondata.core.datastorage.store.impl.FileFactory;
-import org.apache.carbondata.core.util.CarbonUtil;
-
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-
-public abstract  class AbstractDFSCarbonFile implements CarbonFile {
-  /**
-   * LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(AbstractDFSCarbonFile.class.getName());
-  protected FileStatus fileStatus;
-  protected FileSystem fs;
-
-  public AbstractDFSCarbonFile(String filePath) {
-    filePath = filePath.replace("\\", "/");
-    Path path = new Path(filePath);
-    try {
-      fs = path.getFileSystem(FileFactory.getConfiguration());
-      fileStatus = fs.getFileStatus(path);
-    } catch (IOException e) {
-      LOGGER.error("Exception occured:" + e.getMessage());
-    }
-  }
-
-  public AbstractDFSCarbonFile(Path path) {
-    try {
-      fs = path.getFileSystem(FileFactory.getConfiguration());
-      fileStatus = fs.getFileStatus(path);
-    } catch (IOException e) {
-      LOGGER.error("Exception occured:" + e.getMessage());
-    }
-  }
-
-  public AbstractDFSCarbonFile(FileStatus fileStatus) {
-    this.fileStatus = fileStatus;
-  }
-
-  @Override public boolean createNewFile() {
-    Path path = fileStatus.getPath();
-    try {
-      return fs.createNewFile(path);
-    } catch (IOException e) {
-      return false;
-    }
-  }
-
-  @Override public String getAbsolutePath() {
-    return fileStatus.getPath().toString();
-  }
-
-  @Override public String getName() {
-    return fileStatus.getPath().getName();
-  }
-
-  @Override public boolean isDirectory() {
-    return fileStatus.isDirectory();
-  }
-
-  @Override public boolean exists() {
-    try {
-      if (null != fileStatus) {
-        fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-        return fs.exists(fileStatus.getPath());
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured:" + e.getMessage());
-    }
-    return false;
-  }
-
-  @Override public String getCanonicalPath() {
-    return getAbsolutePath();
-  }
-
-  @Override public String getPath() {
-    return getAbsolutePath();
-  }
-
-  @Override public long getSize() {
-    return fileStatus.getLen();
-  }
-
-  public boolean renameTo(String changetoName) {
-    FileSystem fs;
-    try {
-      fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-      return fs.rename(fileStatus.getPath(), new Path(changetoName));
-    } catch (IOException e) {
-      LOGGER.error("Exception occured:" + e.getMessage());
-      return false;
-    }
-  }
-
-  public boolean delete() {
-    FileSystem fs;
-    try {
-      fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-      return fs.delete(fileStatus.getPath(), true);
-    } catch (IOException e) {
-      LOGGER.error("Exception occured:" + e.getMessage());
-      return false;
-    }
-  }
-
-  @Override public long getLastModifiedTime() {
-    return fileStatus.getModificationTime();
-  }
-
-  @Override public boolean setLastModifiedTime(long timestamp) {
-    try {
-      fs.setTimes(fileStatus.getPath(), timestamp, timestamp);
-    } catch (IOException e) {
-      return false;
-    }
-    return true;
-  }
-
-  /**
-   * This method will delete the data in file data from a given offset
-   */
-  @Override public boolean truncate(String fileName, long validDataEndOffset) {
-    DataOutputStream dataOutputStream = null;
-    DataInputStream dataInputStream = null;
-    boolean fileTruncatedSuccessfully = false;
-    // if bytes to read less than 1024 then buffer size should be equal to the given offset
-    int bufferSize = validDataEndOffset > CarbonCommonConstants.BYTE_TO_KB_CONVERSION_FACTOR ?
-        CarbonCommonConstants.BYTE_TO_KB_CONVERSION_FACTOR :
-        (int) validDataEndOffset;
-    // temporary file name
-    String tempWriteFilePath = fileName + CarbonCommonConstants.TEMPWRITEFILEEXTENSION;
-    FileFactory.FileType fileType = FileFactory.getFileType(fileName);
-    try {
-      CarbonFile tempFile = null;
-      // delete temporary file if it already exists at a given path
-      if (FileFactory.isFileExist(tempWriteFilePath, fileType)) {
-        tempFile = FileFactory.getCarbonFile(tempWriteFilePath, fileType);
-        tempFile.delete();
-      }
-      // create new temporary file
-      FileFactory.createNewFile(tempWriteFilePath, fileType);
-      tempFile = FileFactory.getCarbonFile(tempWriteFilePath, fileType);
-      byte[] buff = new byte[bufferSize];
-      dataInputStream = FileFactory.getDataInputStream(fileName, fileType);
-      // read the data
-      int read = dataInputStream.read(buff, 0, buff.length);
-      dataOutputStream = FileFactory.getDataOutputStream(tempWriteFilePath, fileType);
-      dataOutputStream.write(buff, 0, read);
-      long remaining = validDataEndOffset - read;
-      // anytime we should not cross the offset to be read
-      while (remaining > 0) {
-        if (remaining > bufferSize) {
-          buff = new byte[bufferSize];
-        } else {
-          buff = new byte[(int) remaining];
-        }
-        read = dataInputStream.read(buff, 0, buff.length);
-        dataOutputStream.write(buff, 0, read);
-        remaining = remaining - read;
-      }
-      CarbonUtil.closeStreams(dataInputStream, dataOutputStream);
-      // rename the temp file to original file
-      tempFile.renameForce(fileName);
-      fileTruncatedSuccessfully = true;
-    } catch (IOException e) {
-      LOGGER.error("Exception occured while truncating the file " + e.getMessage());
-    } finally {
-      CarbonUtil.closeStreams(dataOutputStream, dataInputStream);
-    }
-    return fileTruncatedSuccessfully;
-  }
-
-  /**
-   * This method will be used to check whether a file has been modified or not
-   *
-   * @param fileTimeStamp time to be compared with latest timestamp of file
-   * @param endOffset     file length to be compared with current length of file
-   * @return
-   */
-  @Override public boolean isFileModified(long fileTimeStamp, long endOffset) {
-    boolean isFileModified = false;
-    if (getLastModifiedTime() > fileTimeStamp || getSize() > endOffset) {
-      isFileModified = true;
-    }
-    return isFileModified;
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AlluxioCarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AlluxioCarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AlluxioCarbonFile.java
deleted file mode 100644
index 9ff0f59..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/AlluxioCarbonFile.java
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastorage.store.impl.FileFactory;
-
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hdfs.DistributedFileSystem;
-
-
-
-public class AlluxioCarbonFile extends AbstractDFSCarbonFile {
-  /**
-   * LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(AlluxioCarbonFile.class.getName());
-
-  public AlluxioCarbonFile(String filePath) {
-    super(filePath);
-  }
-
-  public AlluxioCarbonFile(Path path) {
-    super(path);
-  }
-
-  public AlluxioCarbonFile(FileStatus fileStatus) {
-    super(fileStatus);
-  }
-
-  /**
-   * @param listStatus
-   * @return
-   */
-  private CarbonFile[] getFiles(FileStatus[] listStatus) {
-    if (listStatus == null) {
-      return new CarbonFile[0];
-    }
-    CarbonFile[] files = new CarbonFile[listStatus.length];
-    for (int i = 0; i < files.length; i++) {
-      files[i] = new AlluxioCarbonFile(listStatus[i]);
-    }
-    return files;
-  }
-
-  @Override
-  public CarbonFile[] listFiles() {
-    FileStatus[] listStatus = null;
-    try {
-      if (null != fileStatus && fileStatus.isDirectory()) {
-        Path path = fileStatus.getPath();
-        listStatus = path.getFileSystem(FileFactory.getConfiguration()).listStatus(path);
-      } else {
-        return null;
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured: " + e.getMessage());
-      return new CarbonFile[0];
-    }
-    return getFiles(listStatus);
-  }
-
-  @Override
-  public CarbonFile[] listFiles(final CarbonFileFilter fileFilter) {
-    CarbonFile[] files = listFiles();
-    if (files != null && files.length >= 1) {
-      List<CarbonFile> fileList = new ArrayList<CarbonFile>(files.length);
-      for (int i = 0; i < files.length; i++) {
-        if (fileFilter.accept(files[i])) {
-          fileList.add(files[i]);
-        }
-      }
-      if (fileList.size() >= 1) {
-        return fileList.toArray(new CarbonFile[fileList.size()]);
-      } else {
-        return new CarbonFile[0];
-      }
-    }
-    return files;
-  }
-
-  @Override
-  public CarbonFile getParentFile() {
-    Path parent = fileStatus.getPath().getParent();
-    return null == parent ? null : new AlluxioCarbonFile(parent);
-  }
-
-  @Override
-  public boolean renameForce(String changetoName) {
-    FileSystem fs;
-    try {
-      fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-      if (fs instanceof DistributedFileSystem) {
-        ((DistributedFileSystem) fs).rename(fileStatus.getPath(), new Path(changetoName),
-            org.apache.hadoop.fs.Options.Rename.OVERWRITE);
-        return true;
-      } else {
-        return false;
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured: " + e.getMessage());
-      return false;
-    }
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFile.java
deleted file mode 100644
index 642055b..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFile.java
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-public interface CarbonFile {
-
-  String getAbsolutePath();
-
-  CarbonFile[] listFiles(CarbonFileFilter fileFilter);
-
-  CarbonFile[] listFiles();
-
-  String getName();
-
-  boolean isDirectory();
-
-  boolean exists();
-
-  String getCanonicalPath();
-
-  CarbonFile getParentFile();
-
-  String getPath();
-
-  long getSize();
-
-  boolean renameTo(String changetoName);
-
-  boolean renameForce(String changetoName);
-
-  boolean delete();
-
-  boolean createNewFile();
-
-  long getLastModifiedTime();
-
-  boolean setLastModifiedTime(long timestamp);
-
-  boolean truncate(String fileName, long validDataEndOffset);
-
-  /**
-   * This method will be used to check whether a file has been modified or not
-   *
-   * @param fileTimeStamp time to be compared with latest timestamp of file
-   * @param endOffset     file length to be compared with current length of file
-   * @return
-   */
-  boolean isFileModified(long fileTimeStamp, long endOffset);
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFileFilter.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFileFilter.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFileFilter.java
deleted file mode 100644
index 7db3b2b..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/CarbonFileFilter.java
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-public interface CarbonFileFilter {
-  boolean accept(CarbonFile file);
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/HDFSCarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/HDFSCarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/HDFSCarbonFile.java
deleted file mode 100644
index ebe18e4..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/HDFSCarbonFile.java
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastorage.store.impl.FileFactory;
-
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hdfs.DistributedFileSystem;
-
-public class HDFSCarbonFile extends AbstractDFSCarbonFile {
-  /**
-   * LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(HDFSCarbonFile.class.getName());
-
-  public HDFSCarbonFile(String filePath) {
-    super(filePath);
-  }
-
-  public HDFSCarbonFile(Path path) {
-    super(path);
-  }
-
-  public HDFSCarbonFile(FileStatus fileStatus) {
-    super(fileStatus);
-  }
-
-  /**
-   * @param listStatus
-   * @return
-   */
-  private CarbonFile[] getFiles(FileStatus[] listStatus) {
-    if (listStatus == null) {
-      return new CarbonFile[0];
-    }
-    CarbonFile[] files = new CarbonFile[listStatus.length];
-    for (int i = 0; i < files.length; i++) {
-      files[i] = new HDFSCarbonFile(listStatus[i]);
-    }
-    return files;
-  }
-
-  @Override
-  public CarbonFile[] listFiles() {
-    FileStatus[] listStatus = null;
-    try {
-      if (null != fileStatus && fileStatus.isDirectory()) {
-        Path path = fileStatus.getPath();
-        listStatus = path.getFileSystem(FileFactory.getConfiguration()).listStatus(path);
-      } else {
-        return null;
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured: " + e.getMessage());
-      return new CarbonFile[0];
-    }
-    return getFiles(listStatus);
-  }
-
-  @Override
-  public CarbonFile[] listFiles(final CarbonFileFilter fileFilter) {
-    CarbonFile[] files = listFiles();
-    if (files != null && files.length >= 1) {
-      List<CarbonFile> fileList = new ArrayList<CarbonFile>(files.length);
-      for (int i = 0; i < files.length; i++) {
-        if (fileFilter.accept(files[i])) {
-          fileList.add(files[i]);
-        }
-      }
-      if (fileList.size() >= 1) {
-        return fileList.toArray(new CarbonFile[fileList.size()]);
-      } else {
-        return new CarbonFile[0];
-      }
-    }
-    return files;
-  }
-
-  @Override
-  public CarbonFile getParentFile() {
-    Path parent = fileStatus.getPath().getParent();
-    return null == parent ? null : new HDFSCarbonFile(parent);
-  }
-
-  @Override
-  public boolean renameForce(String changetoName) {
-    FileSystem fs;
-    try {
-      fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-      if (fs instanceof DistributedFileSystem) {
-        ((DistributedFileSystem) fs).rename(fileStatus.getPath(), new Path(changetoName),
-            org.apache.hadoop.fs.Options.Rename.OVERWRITE);
-        return true;
-      } else {
-        return false;
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured: " + e.getMessage());
-      return false;
-    }
-  }
-}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/LocalCarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/LocalCarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/LocalCarbonFile.java
deleted file mode 100644
index 406f6d1..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/LocalCarbonFile.java
+++ /dev/null
@@ -1,229 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-import java.io.File;
-import java.io.FileFilter;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.nio.channels.FileChannel;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.constants.CarbonCommonConstants;
-import org.apache.carbondata.core.datastorage.store.impl.FileFactory;
-import org.apache.carbondata.core.util.CarbonUtil;
-
-import org.apache.hadoop.fs.Path;
-
-public class LocalCarbonFile implements CarbonFile {
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(LocalCarbonFile.class.getName());
-  private File file;
-
-  public LocalCarbonFile(String filePath) {
-    Path pathWithoutSchemeAndAuthority = Path.getPathWithoutSchemeAndAuthority(new Path(filePath));
-    file = new File(pathWithoutSchemeAndAuthority.toString());
-  }
-
-  public LocalCarbonFile(File file) {
-    this.file = file;
-  }
-
-  @Override public String getAbsolutePath() {
-    return file.getAbsolutePath();
-  }
-
-  @Override public CarbonFile[] listFiles(final CarbonFileFilter fileFilter) {
-    if (!file.isDirectory()) {
-      return null;
-    }
-
-    File[] files = file.listFiles(new FileFilter() {
-
-      @Override public boolean accept(File pathname) {
-        return fileFilter.accept(new LocalCarbonFile(pathname));
-      }
-    });
-
-    if (files == null) {
-      return new CarbonFile[0];
-    }
-
-    CarbonFile[] carbonFiles = new CarbonFile[files.length];
-
-    for (int i = 0; i < carbonFiles.length; i++) {
-      carbonFiles[i] = new LocalCarbonFile(files[i]);
-    }
-
-    return carbonFiles;
-  }
-
-  @Override public String getName() {
-    return file.getName();
-  }
-
-  @Override public boolean isDirectory() {
-    return file.isDirectory();
-  }
-
-  @Override public boolean exists() {
-    if (file != null) {
-      return file.exists();
-    }
-    return false;
-  }
-
-  @Override public String getCanonicalPath() {
-    try {
-      return file.getCanonicalPath();
-    } catch (IOException e) {
-      LOGGER
-          .error(e, "Exception occured" + e.getMessage());
-    }
-    return null;
-  }
-
-  @Override public CarbonFile getParentFile() {
-    return new LocalCarbonFile(file.getParentFile());
-  }
-
-  @Override public String getPath() {
-    return file.getPath();
-  }
-
-  @Override public long getSize() {
-    return file.length();
-  }
-
-  public boolean renameTo(String changetoName) {
-    return file.renameTo(new File(changetoName));
-  }
-
-  public boolean delete() {
-    return file.delete();
-  }
-
-  @Override public CarbonFile[] listFiles() {
-
-    if (!file.isDirectory()) {
-      return null;
-    }
-    File[] files = file.listFiles();
-    if (files == null) {
-      return new CarbonFile[0];
-    }
-    CarbonFile[] carbonFiles = new CarbonFile[files.length];
-    for (int i = 0; i < carbonFiles.length; i++) {
-      carbonFiles[i] = new LocalCarbonFile(files[i]);
-    }
-
-    return carbonFiles;
-
-  }
-
-  @Override public boolean createNewFile() {
-    try {
-      return file.createNewFile();
-    } catch (IOException e) {
-      return false;
-    }
-  }
-
-  @Override public long getLastModifiedTime() {
-    return file.lastModified();
-  }
-
-  @Override public boolean setLastModifiedTime(long timestamp) {
-    return file.setLastModified(timestamp);
-  }
-
-  /**
-   * This method will delete the data in file data from a given offset
-   */
-  @Override public boolean truncate(String fileName, long validDataEndOffset) {
-    FileChannel source = null;
-    FileChannel destination = null;
-    boolean fileTruncatedSuccessfully = false;
-    // temporary file name
-    String tempWriteFilePath = fileName + CarbonCommonConstants.TEMPWRITEFILEEXTENSION;
-    FileFactory.FileType fileType = FileFactory.getFileType(fileName);
-    try {
-      CarbonFile tempFile = null;
-      // delete temporary file if it already exists at a given path
-      if (FileFactory.isFileExist(tempWriteFilePath, fileType)) {
-        tempFile = FileFactory.getCarbonFile(tempWriteFilePath, fileType);
-        tempFile.delete();
-      }
-      // create new temporary file
-      FileFactory.createNewFile(tempWriteFilePath, fileType);
-      tempFile = FileFactory.getCarbonFile(tempWriteFilePath, fileType);
-      source = new FileInputStream(fileName).getChannel();
-      destination = new FileOutputStream(tempWriteFilePath).getChannel();
-      long read = destination.transferFrom(source, 0, validDataEndOffset);
-      long totalBytesRead = read;
-      long remaining = validDataEndOffset - totalBytesRead;
-      // read till required data offset is not reached
-      while (remaining > 0) {
-        read = destination.transferFrom(source, totalBytesRead, remaining);
-        totalBytesRead = totalBytesRead + read;
-        remaining = remaining - totalBytesRead;
-      }
-      CarbonUtil.closeStreams(source, destination);
-      // rename the temp file to original file
-      tempFile.renameForce(fileName);
-      fileTruncatedSuccessfully = true;
-    } catch (IOException e) {
-      LOGGER.error("Exception occured while truncating the file " + e.getMessage());
-    } finally {
-      CarbonUtil.closeStreams(source, destination);
-    }
-    return fileTruncatedSuccessfully;
-  }
-
-  /**
-   * This method will be used to check whether a file has been modified or not
-   *
-   * @param fileTimeStamp time to be compared with latest timestamp of file
-   * @param endOffset     file length to be compared with current length of file
-   * @return
-   */
-  @Override public boolean isFileModified(long fileTimeStamp, long endOffset) {
-    boolean isFileModified = false;
-    if (getLastModifiedTime() > fileTimeStamp || getSize() > endOffset) {
-      isFileModified = true;
-    }
-    return isFileModified;
-  }
-
-  @Override public boolean renameForce(String changetoName) {
-    File destFile = new File(changetoName);
-    if (destFile.exists()) {
-      if (destFile.delete()) {
-        return file.renameTo(new File(changetoName));
-      }
-    }
-
-    return file.renameTo(new File(changetoName));
-
-  }
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/ViewFSCarbonFile.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/ViewFSCarbonFile.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/ViewFSCarbonFile.java
deleted file mode 100644
index 8f11b7a..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/filesystem/ViewFSCarbonFile.java
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.carbondata.core.datastorage.store.filesystem;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.apache.carbondata.common.logging.LogService;
-import org.apache.carbondata.common.logging.LogServiceFactory;
-import org.apache.carbondata.core.datastorage.store.impl.FileFactory;
-
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.fs.viewfs.ViewFileSystem;
-
-public class ViewFSCarbonFile extends AbstractDFSCarbonFile {
-  /**
-   * LOGGER
-   */
-  private static final LogService LOGGER =
-      LogServiceFactory.getLogService(ViewFSCarbonFile.class.getName());
-
-  public ViewFSCarbonFile(String filePath) {
-    super(filePath);
-  }
-
-  public ViewFSCarbonFile(Path path) {
-    super(path);
-  }
-
-  public ViewFSCarbonFile(FileStatus fileStatus) {
-    super(fileStatus);
-  }
-
-  /**
-   * @param listStatus
-   * @return
-   */
-  private CarbonFile[] getFiles(FileStatus[] listStatus) {
-    if (listStatus == null) {
-      return new CarbonFile[0];
-    }
-    CarbonFile[] files = new CarbonFile[listStatus.length];
-    for (int i = 0; i < files.length; i++) {
-      files[i] = new ViewFSCarbonFile(listStatus[i]);
-    }
-    return files;
-  }
-
-  @Override
-  public CarbonFile[] listFiles() {
-    FileStatus[] listStatus = null;
-    try {
-      if (null != fileStatus && fileStatus.isDirectory()) {
-        Path path = fileStatus.getPath();
-        listStatus = path.getFileSystem(FileFactory.getConfiguration()).listStatus(path);
-      } else {
-        return null;
-      }
-    } catch (IOException ex) {
-      LOGGER.error("Exception occured" + ex.getMessage());
-      return new CarbonFile[0];
-    }
-    return getFiles(listStatus);
-  }
-
-  @Override
-  public CarbonFile[] listFiles(final CarbonFileFilter fileFilter) {
-    CarbonFile[] files = listFiles();
-    if (files != null && files.length >= 1) {
-      List<CarbonFile> fileList = new ArrayList<CarbonFile>(files.length);
-      for (int i = 0; i < files.length; i++) {
-        if (fileFilter.accept(files[i])) {
-          fileList.add(files[i]);
-        }
-      }
-      if (fileList.size() >= 1) {
-        return fileList.toArray(new CarbonFile[fileList.size()]);
-      } else {
-        return new CarbonFile[0];
-      }
-    }
-    return files;
-  }
-
-  @Override public CarbonFile getParentFile() {
-    Path parent = fileStatus.getPath().getParent();
-    return null == parent ? null : new ViewFSCarbonFile(parent);
-  }
-
-  @Override
-  public boolean renameForce(String changetoName) {
-    FileSystem fs;
-    try {
-      fs = fileStatus.getPath().getFileSystem(FileFactory.getConfiguration());
-      if (fs instanceof ViewFileSystem) {
-        fs.delete(new Path(changetoName), true);
-        fs.rename(fileStatus.getPath(), new Path(changetoName));
-        return true;
-      } else {
-        return false;
-      }
-    } catch (IOException e) {
-      LOGGER.error("Exception occured" + e.getMessage());
-      return false;
-    }
-  }
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/CompressedDataMeasureDataWrapper.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/CompressedDataMeasureDataWrapper.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/CompressedDataMeasureDataWrapper.java
deleted file mode 100644
index c9571b2..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/CompressedDataMeasureDataWrapper.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.carbondata.core.datastorage.store.impl;
-
-import org.apache.carbondata.core.datastorage.store.MeasureDataWrapper;
-import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
-
-public class CompressedDataMeasureDataWrapper implements MeasureDataWrapper {
-
-  private final CarbonReadDataHolder[] values;
-
-  public CompressedDataMeasureDataWrapper(final CarbonReadDataHolder[] values) {
-    this.values = values;
-  }
-
-  @Override public CarbonReadDataHolder[] getValues() {
-    return values;
-  }
-
-}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/952cf517/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/DFSFileHolderImpl.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/DFSFileHolderImpl.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/DFSFileHolderImpl.java
deleted file mode 100644
index 6e2f5d7..0000000
--- a/core/src/main/java/org/apache/carbondata/core/datastorage/store/impl/DFSFileHolderImpl.java
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-package org.apache.carbondata.core.datastorage.store.impl;
-
-import java.io.IOException;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Map.Entry;
-
-import org.apache.carbondata.core.constants.CarbonCommonConstants;
-import org.apache.carbondata.core.datastorage.store.FileHolder;
-
-import org.apache.hadoop.fs.FSDataInputStream;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-
-
-public class DFSFileHolderImpl implements FileHolder {
-  /**
-   * cache to hold filename and its stream
-   */
-  private Map<String, FSDataInputStream> fileNameAndStreamCache;
-
-  public DFSFileHolderImpl() {
-    this.fileNameAndStreamCache =
-        new HashMap<String, FSDataInputStream>(CarbonCommonConstants.DEFAULT_COLLECTION_SIZE);
-  }
-
-  @Override public byte[] readByteArray(String filePath, long offset, int length)
-      throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    return read(fileChannel, length, offset);
-  }
-
-  /**
-   * This method will be used to check whether stream is already present in
-   * cache or not for filepath if not present then create it and then add to
-   * cache, other wise get from cache
-   *
-   * @param filePath fully qualified file path
-   * @return channel
-   */
-  private FSDataInputStream updateCache(String filePath) throws IOException {
-    FSDataInputStream fileChannel = fileNameAndStreamCache.get(filePath);
-    if (null == fileChannel) {
-      Path pt = new Path(filePath);
-      FileSystem fs = FileSystem.get(FileFactory.getConfiguration());
-      fileChannel = fs.open(pt);
-      fileNameAndStreamCache.put(filePath, fileChannel);
-    }
-    return fileChannel;
-  }
-
-  /**
-   * This method will be used to read from file based on number of bytes to be read and positon
-   *
-   * @param channel file channel
-   * @param size    number of bytes
-   * @param offset  position
-   * @return byte buffer
-   */
-  private byte[] read(FSDataInputStream channel, int size, long offset) throws IOException {
-    byte[] byteBffer = new byte[size];
-    channel.seek(offset);
-    channel.readFully(byteBffer);
-    return byteBffer;
-  }
-
-  /**
-   * This method will be used to read from file based on number of bytes to be read and positon
-   *
-   * @param channel file channel
-   * @param size    number of bytes
-   * @return byte buffer
-   */
-  private byte[] read(FSDataInputStream channel, int size) throws IOException {
-    byte[] byteBffer = new byte[size];
-    channel.readFully(byteBffer);
-    return byteBffer;
-  }
-
-  @Override public int readInt(String filePath, long offset) throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    fileChannel.seek(offset);
-    return fileChannel.readInt();
-  }
-
-  @Override public long readDouble(String filePath, long offset) throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    fileChannel.seek(offset);
-    return fileChannel.readLong();
-  }
-
-  @Override public void finish() throws IOException {
-    for (Entry<String, FSDataInputStream> entry : fileNameAndStreamCache.entrySet()) {
-      FSDataInputStream channel = entry.getValue();
-      if (null != channel) {
-        channel.close();
-      }
-    }
-  }
-
-  @Override public byte[] readByteArray(String filePath, int length) throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    return read(fileChannel, length);
-  }
-
-  @Override public long readLong(String filePath, long offset) throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    fileChannel.seek(offset);
-    return fileChannel.readLong();
-  }
-
-  @Override public int readInt(String filePath) throws IOException {
-    FSDataInputStream fileChannel = updateCache(filePath);
-    return fileChannel.readInt();
-  }
-}



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