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From ramkris...@apache.org
Subject svn commit: r1545719 [1/2] - in /hbase/trunk/hbase-thrift/src: main/java/org/apache/hadoop/hbase/thrift2/ main/java/org/apache/hadoop/hbase/thrift2/generated/ main/resources/org/apache/hadoop/hbase/thrift2/ test/java/org/apache/hadoop/hbase/thrift2/
Date Tue, 26 Nov 2013 16:46:34 GMT
Author: ramkrishna
Date: Tue Nov 26 16:46:33 2013
New Revision: 1545719

URL: http://svn.apache.org/r1545719
Log:
HBASE-9882 - Support Append Operation with thrift (Ram)


Added:
    hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java
Modified:
    hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftHBaseServiceHandler.java
    hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftUtilities.java
    hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/THBaseService.java
    hbase/trunk/hbase-thrift/src/main/resources/org/apache/hadoop/hbase/thrift2/hbase.thrift
    hbase/trunk/hbase-thrift/src/test/java/org/apache/hadoop/hbase/thrift2/TestThriftHBaseServiceHandler.java

Modified: hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftHBaseServiceHandler.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftHBaseServiceHandler.java?rev=1545719&r1=1545718&r2=1545719&view=diff
==============================================================================
--- hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftHBaseServiceHandler.java
(original)
+++ hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftHBaseServiceHandler.java
Tue Nov 26 16:46:33 2013
@@ -285,6 +285,18 @@ public class ThriftHBaseServiceHandler i
   }
 
   @Override
+  public TResult append(ByteBuffer table, TAppend append) throws TIOError, TException {
+    HTableInterface htable = getTable(table);
+    try {
+      return resultFromHBase(htable.append(appendFromThrift(append)));
+    } catch (IOException e) {
+      throw getTIOError(e);
+    } finally {
+      closeTable(htable);
+    }
+  }
+
+  @Override
   public int openScanner(ByteBuffer table, TScan scan) throws TIOError, TException {
     HTableInterface htable = getTable(table);
     ResultScanner resultScanner = null;

Modified: hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftUtilities.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftUtilities.java?rev=1545719&r1=1545718&r2=1545719&view=diff
==============================================================================
--- hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftUtilities.java
(original)
+++ hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/ThriftUtilities.java
Tue Nov 26 16:46:33 2013
@@ -32,6 +32,7 @@ import org.apache.hadoop.hbase.CellUtil;
 import org.apache.hadoop.hbase.HConstants;
 import org.apache.hadoop.hbase.KeyValue;
 import org.apache.hadoop.hbase.KeyValueUtil;
+import org.apache.hadoop.hbase.client.Append;
 import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.Durability;
 import org.apache.hadoop.hbase.client.Get;
@@ -42,6 +43,7 @@ import org.apache.hadoop.hbase.client.Re
 import org.apache.hadoop.hbase.client.RowMutations;
 import org.apache.hadoop.hbase.client.Scan;
 import org.apache.hadoop.hbase.filter.ParseFilter;
+import org.apache.hadoop.hbase.thrift2.generated.TAppend;
 import org.apache.hadoop.hbase.thrift2.generated.TColumn;
 import org.apache.hadoop.hbase.thrift2.generated.TColumnIncrement;
 import org.apache.hadoop.hbase.thrift2.generated.TColumnValue;
@@ -422,6 +424,23 @@ public class ThriftUtilities {
     return out;
   }
 
+  public static Append appendFromThrift(TAppend append) throws IOException {
+    Append out = new Append(append.getRow());
+    for (TColumnValue column : append.getColumns()) {
+      out.add(column.getFamily(), column.getQualifier(), column.getValue());
+    }
+
+    if (append.isSetAttributes()) {
+      addAttributes(out, append.getAttributes());
+    }
+
+    if (append.isSetDurability()) {
+      out.setDurability(durabilityFromThrift(append.getDurability()));
+    }
+
+    return out;
+  }
+
   /**
    * Adds all the attributes into the Operation object
    */

Added: hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java
URL: http://svn.apache.org/viewvc/hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java?rev=1545719&view=auto
==============================================================================
--- hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java
(added)
+++ hbase/trunk/hbase-thrift/src/main/java/org/apache/hadoop/hbase/thrift2/generated/TAppend.java
Tue Nov 26 16:46:33 2013
@@ -0,0 +1,829 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.0)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.apache.hadoop.hbase.thrift2.generated;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class TAppend implements org.apache.thrift.TBase<TAppend, TAppend._Fields>,
java.io.Serializable, Cloneable {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("TAppend");
+
+  private static final org.apache.thrift.protocol.TField ROW_FIELD_DESC = new org.apache.thrift.protocol.TField("row",
org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField COLUMNS_FIELD_DESC = new org.apache.thrift.protocol.TField("columns",
org.apache.thrift.protocol.TType.LIST, (short)2);
+  private static final org.apache.thrift.protocol.TField ATTRIBUTES_FIELD_DESC = new org.apache.thrift.protocol.TField("attributes",
org.apache.thrift.protocol.TType.MAP, (short)3);
+  private static final org.apache.thrift.protocol.TField DURABILITY_FIELD_DESC = new org.apache.thrift.protocol.TField("durability",
org.apache.thrift.protocol.TType.I32, (short)4);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes =
new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new TAppendStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new TAppendTupleSchemeFactory());
+  }
+
+  public ByteBuffer row; // required
+  public List<TColumnValue> columns; // required
+  public Map<ByteBuffer,ByteBuffer> attributes; // optional
+  /**
+   * 
+   * @see TDurability
+   */
+  public TDurability durability; // optional
+
+  /** The set of fields this struct contains, along with convenience methods for finding
and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    ROW((short)1, "row"),
+    COLUMNS((short)2, "columns"),
+    ATTRIBUTES((short)3, "attributes"),
+    /**
+     * 
+     * @see TDurability
+     */
+    DURABILITY((short)4, "durability");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // ROW
+          return ROW;
+        case 2: // COLUMNS
+          return COLUMNS;
+        case 3: // ATTRIBUTES
+          return ATTRIBUTES;
+        case 4: // DURABILITY
+          return DURABILITY;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't
exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private _Fields optionals[] = {_Fields.ATTRIBUTES,_Fields.DURABILITY};
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields,
org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.ROW, new org.apache.thrift.meta_data.FieldMetaData("row", org.apache.thrift.TFieldRequirementType.REQUIRED,

+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING
       , true)));
+    tmpMap.put(_Fields.COLUMNS, new org.apache.thrift.meta_data.FieldMetaData("columns",
org.apache.thrift.TFieldRequirementType.REQUIRED, 
+        new org.apache.thrift.meta_data.ListMetaData(org.apache.thrift.protocol.TType.LIST,

+            new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT,
TColumnValue.class))));
+    tmpMap.put(_Fields.ATTRIBUTES, new org.apache.thrift.meta_data.FieldMetaData("attributes",
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.MapMetaData(org.apache.thrift.protocol.TType.MAP,

+            new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING
           , true), 
+            new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING
           , true))));
+    tmpMap.put(_Fields.DURABILITY, new org.apache.thrift.meta_data.FieldMetaData("durability",
org.apache.thrift.TFieldRequirementType.OPTIONAL, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM,
TDurability.class)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(TAppend.class, metaDataMap);
+  }
+
+  public TAppend() {
+  }
+
+  public TAppend(
+    ByteBuffer row,
+    List<TColumnValue> columns)
+  {
+    this();
+    this.row = row;
+    this.columns = columns;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public TAppend(TAppend other) {
+    if (other.isSetRow()) {
+      this.row = org.apache.thrift.TBaseHelper.copyBinary(other.row);
+;
+    }
+    if (other.isSetColumns()) {
+      List<TColumnValue> __this__columns = new ArrayList<TColumnValue>();
+      for (TColumnValue other_element : other.columns) {
+        __this__columns.add(new TColumnValue(other_element));
+      }
+      this.columns = __this__columns;
+    }
+    if (other.isSetAttributes()) {
+      Map<ByteBuffer,ByteBuffer> __this__attributes = new HashMap<ByteBuffer,ByteBuffer>();
+      for (Map.Entry<ByteBuffer, ByteBuffer> other_element : other.attributes.entrySet())
{
+
+        ByteBuffer other_element_key = other_element.getKey();
+        ByteBuffer other_element_value = other_element.getValue();
+
+        ByteBuffer __this__attributes_copy_key = org.apache.thrift.TBaseHelper.copyBinary(other_element_key);
+;
+
+        ByteBuffer __this__attributes_copy_value = org.apache.thrift.TBaseHelper.copyBinary(other_element_value);
+;
+
+        __this__attributes.put(__this__attributes_copy_key, __this__attributes_copy_value);
+      }
+      this.attributes = __this__attributes;
+    }
+    if (other.isSetDurability()) {
+      this.durability = other.durability;
+    }
+  }
+
+  public TAppend deepCopy() {
+    return new TAppend(this);
+  }
+
+  @Override
+  public void clear() {
+    this.row = null;
+    this.columns = null;
+    this.attributes = null;
+    this.durability = null;
+  }
+
+  public byte[] getRow() {
+    setRow(org.apache.thrift.TBaseHelper.rightSize(row));
+    return row == null ? null : row.array();
+  }
+
+  public ByteBuffer bufferForRow() {
+    return row;
+  }
+
+  public TAppend setRow(byte[] row) {
+    setRow(row == null ? (ByteBuffer)null : ByteBuffer.wrap(row));
+    return this;
+  }
+
+  public TAppend setRow(ByteBuffer row) {
+    this.row = row;
+    return this;
+  }
+
+  public void unsetRow() {
+    this.row = null;
+  }
+
+  /** Returns true if field row is set (has been assigned a value) and false otherwise */
+  public boolean isSetRow() {
+    return this.row != null;
+  }
+
+  public void setRowIsSet(boolean value) {
+    if (!value) {
+      this.row = null;
+    }
+  }
+
+  public int getColumnsSize() {
+    return (this.columns == null) ? 0 : this.columns.size();
+  }
+
+  public java.util.Iterator<TColumnValue> getColumnsIterator() {
+    return (this.columns == null) ? null : this.columns.iterator();
+  }
+
+  public void addToColumns(TColumnValue elem) {
+    if (this.columns == null) {
+      this.columns = new ArrayList<TColumnValue>();
+    }
+    this.columns.add(elem);
+  }
+
+  public List<TColumnValue> getColumns() {
+    return this.columns;
+  }
+
+  public TAppend setColumns(List<TColumnValue> columns) {
+    this.columns = columns;
+    return this;
+  }
+
+  public void unsetColumns() {
+    this.columns = null;
+  }
+
+  /** Returns true if field columns is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetColumns() {
+    return this.columns != null;
+  }
+
+  public void setColumnsIsSet(boolean value) {
+    if (!value) {
+      this.columns = null;
+    }
+  }
+
+  public int getAttributesSize() {
+    return (this.attributes == null) ? 0 : this.attributes.size();
+  }
+
+  public void putToAttributes(ByteBuffer key, ByteBuffer val) {
+    if (this.attributes == null) {
+      this.attributes = new HashMap<ByteBuffer,ByteBuffer>();
+    }
+    this.attributes.put(key, val);
+  }
+
+  public Map<ByteBuffer,ByteBuffer> getAttributes() {
+    return this.attributes;
+  }
+
+  public TAppend setAttributes(Map<ByteBuffer,ByteBuffer> attributes) {
+    this.attributes = attributes;
+    return this;
+  }
+
+  public void unsetAttributes() {
+    this.attributes = null;
+  }
+
+  /** Returns true if field attributes is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetAttributes() {
+    return this.attributes != null;
+  }
+
+  public void setAttributesIsSet(boolean value) {
+    if (!value) {
+      this.attributes = null;
+    }
+  }
+
+  /**
+   * 
+   * @see TDurability
+   */
+  public TDurability getDurability() {
+    return this.durability;
+  }
+
+  /**
+   * 
+   * @see TDurability
+   */
+  public TAppend setDurability(TDurability durability) {
+    this.durability = durability;
+    return this;
+  }
+
+  public void unsetDurability() {
+    this.durability = null;
+  }
+
+  /** Returns true if field durability is set (has been assigned a value) and false otherwise
*/
+  public boolean isSetDurability() {
+    return this.durability != null;
+  }
+
+  public void setDurabilityIsSet(boolean value) {
+    if (!value) {
+      this.durability = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case ROW:
+      if (value == null) {
+        unsetRow();
+      } else {
+        setRow((ByteBuffer)value);
+      }
+      break;
+
+    case COLUMNS:
+      if (value == null) {
+        unsetColumns();
+      } else {
+        setColumns((List<TColumnValue>)value);
+      }
+      break;
+
+    case ATTRIBUTES:
+      if (value == null) {
+        unsetAttributes();
+      } else {
+        setAttributes((Map<ByteBuffer,ByteBuffer>)value);
+      }
+      break;
+
+    case DURABILITY:
+      if (value == null) {
+        unsetDurability();
+      } else {
+        setDurability((TDurability)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case ROW:
+      return getRow();
+
+    case COLUMNS:
+      return getColumns();
+
+    case ATTRIBUTES:
+      return getAttributes();
+
+    case DURABILITY:
+      return getDurability();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and
false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case ROW:
+      return isSetRow();
+    case COLUMNS:
+      return isSetColumns();
+    case ATTRIBUTES:
+      return isSetAttributes();
+    case DURABILITY:
+      return isSetDurability();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof TAppend)
+      return this.equals((TAppend)that);
+    return false;
+  }
+
+  public boolean equals(TAppend that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_row = true && this.isSetRow();
+    boolean that_present_row = true && that.isSetRow();
+    if (this_present_row || that_present_row) {
+      if (!(this_present_row && that_present_row))
+        return false;
+      if (!this.row.equals(that.row))
+        return false;
+    }
+
+    boolean this_present_columns = true && this.isSetColumns();
+    boolean that_present_columns = true && that.isSetColumns();
+    if (this_present_columns || that_present_columns) {
+      if (!(this_present_columns && that_present_columns))
+        return false;
+      if (!this.columns.equals(that.columns))
+        return false;
+    }
+
+    boolean this_present_attributes = true && this.isSetAttributes();
+    boolean that_present_attributes = true && that.isSetAttributes();
+    if (this_present_attributes || that_present_attributes) {
+      if (!(this_present_attributes && that_present_attributes))
+        return false;
+      if (!this.attributes.equals(that.attributes))
+        return false;
+    }
+
+    boolean this_present_durability = true && this.isSetDurability();
+    boolean that_present_durability = true && that.isSetDurability();
+    if (this_present_durability || that_present_durability) {
+      if (!(this_present_durability && that_present_durability))
+        return false;
+      if (!this.durability.equals(that.durability))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  public int compareTo(TAppend other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+    TAppend typedOther = (TAppend)other;
+
+    lastComparison = Boolean.valueOf(isSetRow()).compareTo(typedOther.isSetRow());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetRow()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.row, typedOther.row);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetColumns()).compareTo(typedOther.isSetColumns());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetColumns()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.columns, typedOther.columns);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetAttributes()).compareTo(typedOther.isSetAttributes());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetAttributes()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.attributes, typedOther.attributes);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetDurability()).compareTo(typedOther.isSetDurability());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetDurability()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.durability, typedOther.durability);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException
{
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException
{
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("TAppend(");
+    boolean first = true;
+
+    sb.append("row:");
+    if (this.row == null) {
+      sb.append("null");
+    } else {
+      org.apache.thrift.TBaseHelper.toString(this.row, sb);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("columns:");
+    if (this.columns == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.columns);
+    }
+    first = false;
+    if (isSetAttributes()) {
+      if (!first) sb.append(", ");
+      sb.append("attributes:");
+      if (this.attributes == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.attributes);
+      }
+      first = false;
+    }
+    if (isSetDurability()) {
+      if (!first) sb.append(", ");
+      sb.append("durability:");
+      if (this.durability == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.durability);
+      }
+      first = false;
+    }
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    if (row == null) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'row' was not
present! Struct: " + toString());
+    }
+    if (columns == null) {
+      throw new org.apache.thrift.protocol.TProtocolException("Required field 'columns' was
not present! Struct: " + toString());
+    }
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException
{
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class TAppendStandardSchemeFactory implements SchemeFactory {
+    public TAppendStandardScheme getScheme() {
+      return new TAppendStandardScheme();
+    }
+  }
+
+  private static class TAppendStandardScheme extends StandardScheme<TAppend> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, TAppend struct) throws org.apache.thrift.TException
{
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // ROW
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.row = iprot.readBinary();
+              struct.setRowIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // COLUMNS
+            if (schemeField.type == org.apache.thrift.protocol.TType.LIST) {
+              {
+                org.apache.thrift.protocol.TList _list80 = iprot.readListBegin();
+                struct.columns = new ArrayList<TColumnValue>(_list80.size);
+                for (int _i81 = 0; _i81 < _list80.size; ++_i81)
+                {
+                  TColumnValue _elem82; // required
+                  _elem82 = new TColumnValue();
+                  _elem82.read(iprot);
+                  struct.columns.add(_elem82);
+                }
+                iprot.readListEnd();
+              }
+              struct.setColumnsIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // ATTRIBUTES
+            if (schemeField.type == org.apache.thrift.protocol.TType.MAP) {
+              {
+                org.apache.thrift.protocol.TMap _map83 = iprot.readMapBegin();
+                struct.attributes = new HashMap<ByteBuffer,ByteBuffer>(2*_map83.size);
+                for (int _i84 = 0; _i84 < _map83.size; ++_i84)
+                {
+                  ByteBuffer _key85; // required
+                  ByteBuffer _val86; // required
+                  _key85 = iprot.readBinary();
+                  _val86 = iprot.readBinary();
+                  struct.attributes.put(_key85, _val86);
+                }
+                iprot.readMapEnd();
+              }
+              struct.setAttributesIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // DURABILITY
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.durability = TDurability.findByValue(iprot.readI32());
+              struct.setDurabilityIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate
method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, TAppend struct) throws
org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.row != null) {
+        oprot.writeFieldBegin(ROW_FIELD_DESC);
+        oprot.writeBinary(struct.row);
+        oprot.writeFieldEnd();
+      }
+      if (struct.columns != null) {
+        oprot.writeFieldBegin(COLUMNS_FIELD_DESC);
+        {
+          oprot.writeListBegin(new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT,
struct.columns.size()));
+          for (TColumnValue _iter87 : struct.columns)
+          {
+            _iter87.write(oprot);
+          }
+          oprot.writeListEnd();
+        }
+        oprot.writeFieldEnd();
+      }
+      if (struct.attributes != null) {
+        if (struct.isSetAttributes()) {
+          oprot.writeFieldBegin(ATTRIBUTES_FIELD_DESC);
+          {
+            oprot.writeMapBegin(new org.apache.thrift.protocol.TMap(org.apache.thrift.protocol.TType.STRING,
org.apache.thrift.protocol.TType.STRING, struct.attributes.size()));
+            for (Map.Entry<ByteBuffer, ByteBuffer> _iter88 : struct.attributes.entrySet())
+            {
+              oprot.writeBinary(_iter88.getKey());
+              oprot.writeBinary(_iter88.getValue());
+            }
+            oprot.writeMapEnd();
+          }
+          oprot.writeFieldEnd();
+        }
+      }
+      if (struct.durability != null) {
+        if (struct.isSetDurability()) {
+          oprot.writeFieldBegin(DURABILITY_FIELD_DESC);
+          oprot.writeI32(struct.durability.getValue());
+          oprot.writeFieldEnd();
+        }
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class TAppendTupleSchemeFactory implements SchemeFactory {
+    public TAppendTupleScheme getScheme() {
+      return new TAppendTupleScheme();
+    }
+  }
+
+  private static class TAppendTupleScheme extends TupleScheme<TAppend> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, TAppend struct) throws org.apache.thrift.TException
{
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      oprot.writeBinary(struct.row);
+      {
+        oprot.writeI32(struct.columns.size());
+        for (TColumnValue _iter89 : struct.columns)
+        {
+          _iter89.write(oprot);
+        }
+      }
+      BitSet optionals = new BitSet();
+      if (struct.isSetAttributes()) {
+        optionals.set(0);
+      }
+      if (struct.isSetDurability()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetAttributes()) {
+        {
+          oprot.writeI32(struct.attributes.size());
+          for (Map.Entry<ByteBuffer, ByteBuffer> _iter90 : struct.attributes.entrySet())
+          {
+            oprot.writeBinary(_iter90.getKey());
+            oprot.writeBinary(_iter90.getValue());
+          }
+        }
+      }
+      if (struct.isSetDurability()) {
+        oprot.writeI32(struct.durability.getValue());
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, TAppend struct) throws org.apache.thrift.TException
{
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      struct.row = iprot.readBinary();
+      struct.setRowIsSet(true);
+      {
+        org.apache.thrift.protocol.TList _list91 = new org.apache.thrift.protocol.TList(org.apache.thrift.protocol.TType.STRUCT,
iprot.readI32());
+        struct.columns = new ArrayList<TColumnValue>(_list91.size);
+        for (int _i92 = 0; _i92 < _list91.size; ++_i92)
+        {
+          TColumnValue _elem93; // required
+          _elem93 = new TColumnValue();
+          _elem93.read(iprot);
+          struct.columns.add(_elem93);
+        }
+      }
+      struct.setColumnsIsSet(true);
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        {
+          org.apache.thrift.protocol.TMap _map94 = new org.apache.thrift.protocol.TMap(org.apache.thrift.protocol.TType.STRING,
org.apache.thrift.protocol.TType.STRING, iprot.readI32());
+          struct.attributes = new HashMap<ByteBuffer,ByteBuffer>(2*_map94.size);
+          for (int _i95 = 0; _i95 < _map94.size; ++_i95)
+          {
+            ByteBuffer _key96; // required
+            ByteBuffer _val97; // required
+            _key96 = iprot.readBinary();
+            _val97 = iprot.readBinary();
+            struct.attributes.put(_key96, _val97);
+          }
+        }
+        struct.setAttributesIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.durability = TDurability.findByValue(iprot.readI32());
+        struct.setDurabilityIsSet(true);
+      }
+    }
+  }
+
+}
+



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