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From agoncha...@apache.org
Subject [17/19] ignite git commit: ignite-950-new WIP
Date Fri, 30 Oct 2015 10:44:45 GMT
http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectEx.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectEx.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectEx.java
new file mode 100644
index 0000000..e10b048
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectEx.java
@@ -0,0 +1,214 @@
+/*
+ * 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.ignite.internal.portable;
+
+import java.math.BigDecimal;
+import java.util.Arrays;
+import java.util.IdentityHashMap;
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.internal.util.offheap.unsafe.GridUnsafeMemory;
+import org.apache.ignite.internal.util.typedef.internal.SB;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectMetadata;
+import org.apache.ignite.igniteobject.IgniteObject;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Internal portable object interface.
+ */
+public abstract class IgniteObjectEx implements IgniteObject {
+    /**
+     * @return Length.
+     */
+    public abstract int length();
+
+    /**
+     * @return Object start.
+     */
+    public abstract int start();
+
+    /**
+     * @return {@code True} if object is array based.
+     */
+    protected abstract boolean hasArray();
+
+    /**
+     * @return Object array if object is array based, otherwise {@code null}.
+     */
+    public abstract byte[] array();
+
+    /**
+     * @return Object offheap address is object is offheap based, otherwise 0.
+     */
+    public abstract long offheapAddress();
+
+    /**
+     * @param ctx Reader context.
+     * @param fieldName Field name.
+     * @return Field name.
+     */
+    @Nullable protected abstract <F> F field(PortableReaderContext ctx, String fieldName);
+
+    /** {@inheritDoc} */
+    @Override public IgniteObject clone() throws CloneNotSupportedException {
+        return (IgniteObject)super.clone();
+    }
+
+    /** {@inheritDoc} */
+    public boolean equals(Object other) {
+        if (other == this)
+            return true;
+
+        if (other == null)
+            return false;
+
+        if (!(other instanceof IgniteObjectEx))
+            return false;
+
+        IgniteObjectEx otherPo = (IgniteObjectEx)other;
+
+        if (length() != otherPo.length() || typeId() != otherPo.typeId())
+            return false;
+
+        if (hasArray()) {
+            if (otherPo.hasArray()) {
+                int len = length();
+                int end = start() + len;
+
+                byte[] arr = array();
+                byte[] otherArr = otherPo.array();
+
+                for (int i = start(), j = otherPo.start(); i < end; i++, j++) {
+                    if (arr[i] != otherArr[j])
+                        return false;
+                }
+
+                return true;
+            }
+            else {
+                assert otherPo.offheapAddress() > 0;
+
+                return GridUnsafeMemory.compare(otherPo.offheapAddress() + otherPo.start(),
array());
+            }
+        }
+        else {
+            assert offheapAddress() > 0;
+
+            if (otherPo.hasArray())
+                return GridUnsafeMemory.compare(offheapAddress() + start(), otherPo.array());
+            else {
+                assert otherPo.offheapAddress() > 0;
+
+                return GridUnsafeMemory.compare(offheapAddress() + start(),
+                    otherPo.offheapAddress() + otherPo.start(),
+                    length());
+            }
+        }
+    }
+
+    /**
+     * @param ctx Reader context.
+     * @param handles Handles for already traversed objects.
+     * @return String representation.
+     */
+    private String toString(PortableReaderContext ctx, IdentityHashMap<IgniteObject, Integer>
handles) {
+        int idHash = System.identityHashCode(this);
+
+        IgniteObjectMetadata meta;
+
+        try {
+            meta = metaData();
+        }
+        catch (IgniteObjectException ignore) {
+            meta = null;
+        }
+
+        if (meta == null)
+            return "PortableObject [hash=" + idHash + ", typeId=" + typeId() + ']';
+
+        handles.put(this, idHash);
+
+        SB buf = new SB(meta.typeName());
+
+        if (meta.fields() != null) {
+            buf.a(" [hash=").a(idHash);
+
+            for (String name : meta.fields()) {
+                Object val = field(ctx, name);
+
+                buf.a(", ").a(name).a('=');
+
+                if (val instanceof byte[])
+                    buf.a(Arrays.toString((byte[]) val));
+                else if (val instanceof short[])
+                    buf.a(Arrays.toString((short[])val));
+                else if (val instanceof int[])
+                    buf.a(Arrays.toString((int[])val));
+                else if (val instanceof long[])
+                    buf.a(Arrays.toString((long[])val));
+                else if (val instanceof float[])
+                    buf.a(Arrays.toString((float[])val));
+                else if (val instanceof double[])
+                    buf.a(Arrays.toString((double[])val));
+                else if (val instanceof char[])
+                    buf.a(Arrays.toString((char[])val));
+                else if (val instanceof boolean[])
+                    buf.a(Arrays.toString((boolean[]) val));
+                else if (val instanceof BigDecimal[])
+                    buf.a(Arrays.toString((BigDecimal[])val));
+                else {
+                    if (val instanceof IgniteObjectEx) {
+                        IgniteObjectEx po = (IgniteObjectEx)val;
+
+                        Integer idHash0 = handles.get(val);
+
+                        if (idHash0 != null) {  // Circular reference.
+                            IgniteObjectMetadata meta0 = po.metaData();
+
+                            assert meta0 != null;
+
+                            buf.a(meta0.typeName()).a(" [hash=").a(idHash0).a(", ...]");
+                        }
+                        else
+                            buf.a(po.toString(ctx, handles));
+                    }
+                    else
+                        buf.a(val);
+                }
+            }
+
+            buf.a(']');
+        }
+
+        return buf.toString();
+    }
+
+    /** {@inheritDoc} */
+    @Override public String toString() {
+        try {
+            PortableReaderContext ctx = new PortableReaderContext();
+
+            ctx.setPortableHandler(start(), this);
+
+            return toString(ctx, new IdentityHashMap<IgniteObject, Integer>());
+        }
+        catch (IgniteObjectException e) {
+            throw new IgniteException("Failed to create string representation of portable
object.", e);
+        }
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectImpl.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectImpl.java
new file mode 100644
index 0000000..412ae19
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectImpl.java
@@ -0,0 +1,411 @@
+/*
+ * 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.ignite.internal.portable;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.nio.ByteBuffer;
+import org.apache.ignite.IgniteCheckedException;
+import org.apache.ignite.internal.GridDirectTransient;
+import org.apache.ignite.internal.IgniteCodeGeneratingFail;
+import org.apache.ignite.internal.portable.streams.PortableHeapInputStream;
+import org.apache.ignite.internal.processors.cache.CacheObject;
+import org.apache.ignite.internal.processors.cache.CacheObjectContext;
+import org.apache.ignite.internal.processors.cache.KeyCacheObject;
+import org.apache.ignite.internal.processors.cache.portable.CacheObjectPortableProcessorImpl;
+import org.apache.ignite.internal.util.typedef.internal.U;
+import org.apache.ignite.plugin.extensions.communication.Message;
+import org.apache.ignite.plugin.extensions.communication.MessageReader;
+import org.apache.ignite.plugin.extensions.communication.MessageWriter;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectMetadata;
+import org.apache.ignite.igniteobject.IgniteObject;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Portable object implementation.
+ */
+@IgniteCodeGeneratingFail // Fields arr and start should not be generated by MessageCodeGenerator.
+public final class IgniteObjectImpl extends IgniteObjectEx implements Externalizable,
+    Message, CacheObject, KeyCacheObject {
+    /** */
+    public static final byte TYPE_PORTABLE = 100;
+
+    /** */
+    private static final long serialVersionUID = 0L;
+
+    /** */
+    private static final PortablePrimitives PRIM = PortablePrimitives.get();
+
+    /** */
+    @GridDirectTransient
+    private PortableContext ctx;
+
+    /** */
+    private byte[] arr;
+
+    /** */
+    private int start;
+
+    /** */
+    @GridDirectTransient
+    private Object obj;
+
+    /** */
+    @GridDirectTransient
+    private boolean detachAllowed;
+
+    /**
+     * For {@link Externalizable}.
+     */
+    public IgniteObjectImpl() {
+        // No-op.
+    }
+
+    /**
+     * @param ctx Context.
+     * @param arr Array.
+     * @param start Start.
+     */
+    public IgniteObjectImpl(PortableContext ctx, byte[] arr, int start) {
+        assert ctx != null;
+        assert arr != null;
+
+        this.ctx = ctx;
+        this.arr = arr;
+        this.start = start;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte type() {
+        return TYPE_PORTABLE;
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean isPlatformType() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean internal() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <T> T value(CacheObjectContext ctx, boolean cpy) {
+        Object obj0 = obj;
+
+        if (obj0 == null || cpy)
+            obj0 = deserializeValue();
+
+        return (T)obj0;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte[] valueBytes(CacheObjectContext ctx) throws IgniteCheckedException
{
+        if (detached())
+            return array();
+
+        int len = length();
+
+        byte[] arr0 = new byte[len];
+
+        U.arrayCopy(arr, start, arr0, 0, len);
+
+        return arr0;
+    }
+
+    /** {@inheritDoc} */
+    @Override public CacheObject prepareForCache(CacheObjectContext ctx) {
+        if (detached())
+            return this;
+
+        return (IgniteObjectImpl)detach();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void finishUnmarshal(CacheObjectContext ctx, ClassLoader ldr) throws
IgniteCheckedException {
+        this.ctx = ((CacheObjectPortableProcessorImpl)ctx.processor()).portableContext();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void prepareMarshal(CacheObjectContext ctx) throws IgniteCheckedException
{
+        // No-op.
+    }
+
+    /** {@inheritDoc} */
+    @Override public int length() {
+        return PRIM.readInt(arr, start + GridPortableMarshaller.TOTAL_LEN_POS);
+    }
+
+    /**
+     * @return Detached portable object.
+     */
+    public IgniteObject detach() {
+        if (!detachAllowed || detached())
+            return this;
+
+        int len = length();
+
+        byte[] arr0 = new byte[len];
+
+        U.arrayCopy(arr, start, arr0, 0, len);
+
+        return new IgniteObjectImpl(ctx, arr0, 0);
+    }
+
+    /**
+     * @return Detached or not.
+     */
+    public boolean detached() {
+        return start == 0 && length() == arr.length;
+    }
+
+    /**
+     * @return {@code True} if detach is allowed.
+     */
+    public boolean detachAllowed() {
+        return true;
+    }
+
+    /**
+     * @param detachAllowed Detach allowed flag.
+     */
+    public void detachAllowed(boolean detachAllowed) {
+        this.detachAllowed = detachAllowed;
+    }
+
+    /**
+     * @return Context.
+     */
+    public PortableContext context() {
+        return ctx;
+    }
+
+    /**
+     * @param ctx Context.
+     */
+    public void context(PortableContext ctx) {
+        this.ctx = ctx;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte[] array() {
+        return arr;
+    }
+
+    /** {@inheritDoc} */
+    @Override public int start() {
+        return start;
+    }
+
+    /** {@inheritDoc} */
+    @Override public long offheapAddress() {
+        return 0;
+    }
+
+    /** {@inheritDoc} */
+    @Override protected boolean hasArray() {
+        return true;
+    }
+
+    /** {@inheritDoc} */
+    @Override public int typeId() {
+        return PRIM.readInt(arr, start + GridPortableMarshaller.TYPE_ID_POS);
+    }
+
+    /** {@inheritDoc} */
+    @Nullable @Override public IgniteObjectMetadata metaData() throws IgniteObjectException
{
+        if (ctx == null)
+            throw new IgniteObjectException("PortableContext is not set for the object.");
+
+        return ctx.metaData(typeId());
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <F> F field(String fieldName) throws IgniteObjectException
{
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx, arr, start, null);
+
+        return (F)reader.unmarshal(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override protected <F> F field(PortableReaderContext rCtx, String fieldName)
{
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx,
+            new PortableHeapInputStream(arr),
+            start,
+            null,
+            rCtx);
+
+        return (F)reader.unmarshal(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean hasField(String fieldName) {
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx, arr, start, null);
+
+        return reader.hasField(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <T> T deserialize() throws IgniteObjectException {
+        Object obj0 = obj;
+
+        if (obj0 == null)
+            obj0 = deserializeValue();
+
+        return (T)obj0;
+
+    }
+
+    /** {@inheritDoc} */
+    @Override public IgniteObject clone() throws CloneNotSupportedException {
+        return super.clone();
+    }
+
+    /** {@inheritDoc} */
+    @Override public int hashCode() {
+        return PRIM.readInt(arr, start + GridPortableMarshaller.HASH_CODE_POS);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeExternal(ObjectOutput out) throws IOException {
+        out.writeObject(ctx);
+
+        if (detachAllowed) {
+            int len = length();
+
+            out.writeInt(len);
+            out.write(arr, start, len);
+            out.writeInt(0);
+        }
+        else {
+            out.writeInt(arr.length);
+            out.write(arr);
+            out.writeInt(start);
+        }
+    }
+
+    /** {@inheritDoc} */
+    @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
+        ctx = (PortableContext)in.readObject();
+
+        arr = new byte[in.readInt()];
+
+        in.readFully(arr);
+
+        start = in.readInt();
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) {
+        writer.setBuffer(buf);
+
+        if (!writer.isHeaderWritten()) {
+            if (!writer.writeHeader(directType(), fieldsCount()))
+                return false;
+
+            writer.onHeaderWritten();
+        }
+
+        switch (writer.state()) {
+            case 0:
+                if (!writer.writeByteArray("arr",
+                    arr,
+                    detachAllowed ? start : 0,
+                    detachAllowed ? length() : arr.length))
+                    return false;
+
+                writer.incrementState();
+
+            case 1:
+                if (!writer.writeInt("start", detachAllowed ? 0 : start))
+                    return false;
+
+                writer.incrementState();
+
+        }
+
+        return true;
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean readFrom(ByteBuffer buf, MessageReader reader) {
+        reader.setBuffer(buf);
+
+        if (!reader.beforeMessageRead())
+            return false;
+
+        switch (reader.state()) {
+            case 0:
+                arr = reader.readByteArray("arr");
+
+                if (!reader.isLastRead())
+                    return false;
+
+                reader.incrementState();
+
+            case 1:
+                start = reader.readInt("start");
+
+                if (!reader.isLastRead())
+                    return false;
+
+                reader.incrementState();
+
+        }
+
+        return true;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte directType() {
+        return 113;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte fieldsCount() {
+        return 3;
+    }
+
+    /**
+     * Runs value deserialization regardless of whether obj already has the deserialized
value.
+     * Will set obj if descriptor is configured to keep deserialized values.
+     */
+    private Object deserializeValue() {
+        // TODO: IGNITE-1272 - Deserialize with proper class loader.
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx, arr, start, null);
+
+        Object obj0 = reader.deserialize();
+
+        PortableClassDescriptor desc = reader.descriptor();
+
+        assert desc != null;
+
+        if (desc.keepDeserialized())
+            obj = obj0;
+
+        return obj0;
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataCollector.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataCollector.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataCollector.java
new file mode 100644
index 0000000..5bce7c7
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataCollector.java
@@ -0,0 +1,263 @@
+/*
+ * 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.ignite.internal.portable;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.math.BigDecimal;
+import java.sql.Timestamp;
+import java.util.Collection;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectRawWriter;
+import org.apache.ignite.igniteobject.IgniteObjectWriter;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Writer for meta data collection.
+ */
+class IgniteObjectMetaDataCollector implements IgniteObjectWriter {
+    /** */
+    private final Map<String, String> meta = new HashMap<>();
+
+    /** */
+    private final String typeName;
+
+    /**
+     * @param typeName Type name.
+     */
+    IgniteObjectMetaDataCollector(String typeName) {
+        this.typeName = typeName;
+    }
+
+    /**
+     * @return Field meta data.
+     */
+    Map<String, String> meta() {
+        return meta;
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeByte(String fieldName, byte val) throws IgniteObjectException
{
+        add(fieldName, byte.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeShort(String fieldName, short val) throws IgniteObjectException
{
+        add(fieldName, short.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeInt(String fieldName, int val) throws IgniteObjectException
{
+        add(fieldName, int.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeLong(String fieldName, long val) throws IgniteObjectException
{
+        add(fieldName, long.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeFloat(String fieldName, float val) throws IgniteObjectException
{
+        add(fieldName, float.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDouble(String fieldName, double val) throws IgniteObjectException
{
+        add(fieldName, double.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeChar(String fieldName, char val) throws IgniteObjectException
{
+        add(fieldName, char.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeBoolean(String fieldName, boolean val) throws IgniteObjectException
{
+        add(fieldName, boolean.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDecimal(String fieldName, @Nullable BigDecimal val) throws
IgniteObjectException {
+        add(fieldName, PortableClassDescriptor.Mode.DECIMAL.typeName());
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeString(String fieldName, @Nullable String val) throws IgniteObjectException
{
+        add(fieldName, String.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeUuid(String fieldName, @Nullable UUID val) throws IgniteObjectException
{
+        add(fieldName, UUID.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDate(String fieldName, @Nullable Date val) throws IgniteObjectException
{
+        add(fieldName, Date.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeTimestamp(String fieldName, @Nullable Timestamp val) throws
IgniteObjectException {
+        add(fieldName, Timestamp.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public <T extends Enum<?>> void writeEnum(String fieldName, T val)
throws IgniteObjectException {
+        add(fieldName, Enum.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public <T extends Enum<?>> void writeEnumArray(String fieldName,
T[] val) throws IgniteObjectException {
+        add(fieldName, Enum[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeObject(String fieldName, @Nullable Object obj) throws IgniteObjectException
{
+        add(fieldName, Object.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeByteArray(String fieldName, @Nullable byte[] val) throws IgniteObjectException
{
+        add(fieldName, byte[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeShortArray(String fieldName, @Nullable short[] val) throws
IgniteObjectException {
+        add(fieldName, short[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeIntArray(String fieldName, @Nullable int[] val) throws IgniteObjectException
{
+        add(fieldName, int[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeLongArray(String fieldName, @Nullable long[] val) throws IgniteObjectException
{
+        add(fieldName, long[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeFloatArray(String fieldName, @Nullable float[] val) throws
IgniteObjectException {
+        add(fieldName, float[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDoubleArray(String fieldName, @Nullable double[] val) throws
IgniteObjectException {
+        add(fieldName, double[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeCharArray(String fieldName, @Nullable char[] val) throws IgniteObjectException
{
+        add(fieldName, char[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeBooleanArray(String fieldName, @Nullable boolean[] val) throws
IgniteObjectException {
+        add(fieldName, boolean[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDecimalArray(String fieldName, @Nullable BigDecimal[] val)
throws IgniteObjectException {
+        add(fieldName, PortableClassDescriptor.Mode.DECIMAL_ARR.typeName());
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeStringArray(String fieldName, @Nullable String[] val) throws
IgniteObjectException {
+        add(fieldName, String[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeUuidArray(String fieldName, @Nullable UUID[] val) throws IgniteObjectException
{
+        add(fieldName, UUID[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeDateArray(String fieldName, @Nullable Date[] val) throws IgniteObjectException
{
+        add(fieldName, Date[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeTimestampArray(String fieldName, @Nullable Timestamp[] val)
throws IgniteObjectException {
+        add(fieldName, Timestamp[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeObjectArray(String fieldName, @Nullable Object[] val) throws
IgniteObjectException {
+        add(fieldName, Object[].class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public <T> void writeCollection(String fieldName, @Nullable Collection<T>
col)
+        throws IgniteObjectException {
+        add(fieldName, Collection.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public <K, V> void writeMap(String fieldName, @Nullable Map<K, V>
map) throws IgniteObjectException {
+        add(fieldName, Map.class);
+    }
+
+    /** {@inheritDoc} */
+    @Override public IgniteObjectRawWriter rawWriter() {
+        return (IgniteObjectRawWriter)Proxy.newProxyInstance(getClass().getClassLoader(),
+            new Class<?>[] { IgniteObjectRawWriterEx.class },
+            new InvocationHandler() {
+                @Override public Object invoke(Object proxy, Method mtd, Object[] args) throws
Throwable {
+                    return null;
+                }
+            });
+    }
+
+    /**
+     * @param name Field name.
+     * @param fieldType Field type.
+     * @throws org.apache.ignite.igniteobject.IgniteObjectException In case of error.
+     */
+    private void add(String name, Class<?> fieldType) throws IgniteObjectException
{
+        assert fieldType != null;
+
+        add(name, fieldType.getSimpleName());
+    }
+
+    /**
+     * @param name Field name.
+     * @param fieldTypeName Field type name.
+     * @throws org.apache.ignite.igniteobject.IgniteObjectException In case of error.
+     */
+    private void add(String name, String fieldTypeName) throws IgniteObjectException {
+        assert name != null;
+
+        String oldFieldTypeName = meta.put(name, fieldTypeName);
+
+        if (oldFieldTypeName != null && !oldFieldTypeName.equals(fieldTypeName))
{
+            throw new IgniteObjectException(
+                "Field is written twice with different types [" +
+                "typeName=" + typeName +
+                ", fieldName=" + name +
+                ", fieldTypeName1=" + oldFieldTypeName +
+                ", fieldTypeName2=" + fieldTypeName +
+                ']'
+            );
+        }
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataImpl.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataImpl.java
new file mode 100644
index 0000000..b28fccb
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectMetaDataImpl.java
@@ -0,0 +1,150 @@
+/*
+ * 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.ignite.internal.portable;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Map;
+import org.apache.ignite.internal.util.tostring.GridToStringInclude;
+import org.apache.ignite.internal.util.typedef.internal.S;
+import org.apache.ignite.internal.util.typedef.internal.U;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectMarshalAware;
+import org.apache.ignite.igniteobject.IgniteObjectMetadata;
+import org.apache.ignite.igniteobject.IgniteObjectRawReader;
+import org.apache.ignite.igniteobject.IgniteObjectRawWriter;
+import org.apache.ignite.igniteobject.IgniteObjectReader;
+import org.apache.ignite.igniteobject.IgniteObjectWriter;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Portable meta data implementation.
+ */
+public class IgniteObjectMetaDataImpl implements IgniteObjectMetadata, IgniteObjectMarshalAware,
Externalizable {
+    /** */
+    private static final long serialVersionUID = 0L;
+
+    /** */
+    private String typeName;
+
+    /** */
+    @GridToStringInclude
+    private Map<String, String> fields;
+
+    /** */
+    private volatile Map<Integer, String> fldIdToName;
+
+    /** */
+    private String affKeyFieldName;
+
+    /**
+     * For {@link Externalizable}.
+     */
+    public IgniteObjectMetaDataImpl() {
+        // No-op.
+    }
+
+    /**
+     * @param typeName Type name.
+     * @param fields Fields map.
+     * @param affKeyFieldName Affinity key field name.
+     */
+    public IgniteObjectMetaDataImpl(String typeName, @Nullable Map<String, String>
fields,
+        @Nullable String affKeyFieldName) {
+        assert typeName != null;
+
+        this.typeName = typeName;
+        this.fields = fields;
+        this.affKeyFieldName = affKeyFieldName;
+    }
+
+    /** {@inheritDoc} */
+    @Override public String typeName() {
+        return typeName;
+    }
+
+    /** {@inheritDoc} */
+    @Override public Collection<String> fields() {
+        return fields != null ? fields.keySet() : Collections.<String>emptyList();
+    }
+
+    /**
+     * @return Fields.
+     */
+    public Map<String, String> fields0() {
+        return fields != null ? fields : Collections.<String, String>emptyMap();
+    }
+
+    /** {@inheritDoc} */
+    @Nullable @Override public String fieldTypeName(String fieldName) {
+        return fields != null ? fields.get(fieldName) : null;
+    }
+
+    /** {@inheritDoc} */
+    @Nullable @Override public String affinityKeyFieldName() {
+        return affKeyFieldName;
+    }
+
+    /**
+     * @return Fields meta data.
+     */
+    public Map<String, String> fieldsMeta() {
+        return fields != null ? fields : Collections.<String, String>emptyMap();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeExternal(ObjectOutput out) throws IOException {
+        U.writeString(out, typeName);
+        U.writeMap(out, fields);
+        U.writeString(out, affKeyFieldName);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
+        typeName = U.readString(in);
+        fields = U.readMap(in);
+        affKeyFieldName = U.readString(in);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writePortable(IgniteObjectWriter writer) throws IgniteObjectException
{
+        IgniteObjectRawWriter raw = writer.rawWriter();
+
+        raw.writeString(typeName);
+        raw.writeString(affKeyFieldName);
+        raw.writeMap(fields);
+    }
+
+    /** {@inheritDoc} */
+    @Override public void readPortable(IgniteObjectReader reader) throws IgniteObjectException
{
+        IgniteObjectRawReader raw = reader.rawReader();
+
+        typeName = raw.readString();
+        affKeyFieldName = raw.readString();
+        fields = raw.readMap();
+    }
+
+    /** {@inheritDoc} */
+    @Override public String toString() {
+        return S.toString(IgniteObjectMetaDataImpl.class, this);
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectOffheapImpl.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectOffheapImpl.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectOffheapImpl.java
new file mode 100644
index 0000000..02d4b04
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectOffheapImpl.java
@@ -0,0 +1,255 @@
+/*
+ * 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.ignite.internal.portable;
+
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.nio.ByteBuffer;
+import org.apache.ignite.IgniteCheckedException;
+import org.apache.ignite.internal.portable.streams.PortableOffheapInputStream;
+import org.apache.ignite.internal.processors.cache.CacheObject;
+import org.apache.ignite.internal.processors.cache.CacheObjectContext;
+import org.apache.ignite.internal.util.GridUnsafe;
+import org.apache.ignite.internal.util.typedef.internal.U;
+import org.apache.ignite.plugin.extensions.communication.MessageReader;
+import org.apache.ignite.plugin.extensions.communication.MessageWriter;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectMetadata;
+import org.apache.ignite.igniteobject.IgniteObject;
+import org.jetbrains.annotations.Nullable;
+import sun.misc.Unsafe;
+
+/**
+ *  Portable object implementation over offheap memory
+ */
+public class IgniteObjectOffheapImpl extends IgniteObjectEx implements Externalizable, CacheObject
{
+    /** */
+    private static final long serialVersionUID = 0L;
+
+    /** */
+    private static final Unsafe UNSAFE = GridUnsafe.unsafe();
+
+    /** */
+    private final PortableContext ctx;
+
+    /** */
+    private final long ptr;
+
+    /** */
+    private final int start;
+
+    /** */
+    private final int size;
+
+    /**
+     * For {@link Externalizable} (not supported).
+     */
+    public IgniteObjectOffheapImpl() {
+        throw new UnsupportedOperationException();
+    }
+
+    /**
+     * @param ctx Context.
+     * @param ptr Memory address.
+     * @param start Object start.
+     * @param size Memory size.
+     */
+    public IgniteObjectOffheapImpl(PortableContext ctx, long ptr, int start, int size) {
+        this.ctx = ctx;
+        this.ptr = ptr;
+        this.start = start;
+        this.size = size;
+    }
+
+    /**
+     * @return Heap-based copy.
+     */
+    public IgniteObject heapCopy() {
+        return new IgniteObjectImpl(ctx, U.copyMemory(ptr, size), start);
+    }
+
+    /** {@inheritDoc} */
+    @Override public int typeId() {
+        return UNSAFE.getInt(ptr + start + GridPortableMarshaller.TYPE_ID_POS);
+    }
+
+    /** {@inheritDoc} */
+    @Override public int length() {
+        return UNSAFE.getInt(ptr + start + GridPortableMarshaller.TOTAL_LEN_POS);
+    }
+
+    /** {@inheritDoc} */
+    @Override public int hashCode() {
+        return UNSAFE.getInt(ptr + start + GridPortableMarshaller.HASH_CODE_POS);
+    }
+
+    /** {@inheritDoc} */
+    @Override public int start() {
+        return start;
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte[] array() {
+        return null;
+    }
+
+    /** {@inheritDoc} */
+    @Override public long offheapAddress() {
+        return ptr;
+    }
+
+    /** {@inheritDoc} */
+    @Override protected boolean hasArray() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    @Nullable @Override public IgniteObjectMetadata metaData() throws IgniteObjectException
{
+        if (ctx == null)
+            throw new IgniteObjectException("PortableContext is not set for the object.");
+
+        return ctx.metaData(typeId());
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <F> F field(String fieldName) throws IgniteObjectException
{
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx,
+            new PortableOffheapInputStream(ptr, size, false),
+            start,
+            null);
+
+        return (F)reader.unmarshal(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override protected <F> F field(PortableReaderContext rCtx, String fieldName)
{
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx,
+            new PortableOffheapInputStream(ptr, size, false),
+            start,
+            null,
+            rCtx);
+
+        return (F)reader.unmarshal(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean hasField(String fieldName) {
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(ctx,
+            new PortableOffheapInputStream(ptr, size, false),
+            start,
+            null);
+
+        return reader.hasField(fieldName);
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <T> T deserialize() throws IgniteObjectException {
+        return (T)deserializeValue();
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("CloneDoesntCallSuperClone")
+    @Override public IgniteObject clone() throws CloneNotSupportedException {
+        return heapCopy();
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte type() {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean isPlatformType() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    @SuppressWarnings("unchecked")
+    @Nullable @Override public <T> T value(CacheObjectContext ctx, boolean cpy) {
+        return (T)deserializeValue();
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte[] valueBytes(CacheObjectContext ctx) throws IgniteCheckedException
{
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public CacheObject prepareForCache(CacheObjectContext ctx) {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void finishUnmarshal(CacheObjectContext ctx, ClassLoader ldr) throws
IgniteCheckedException {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void prepareMarshal(CacheObjectContext ctx) throws IgniteCheckedException
{
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public boolean readFrom(ByteBuffer buf, MessageReader reader) {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte directType() {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public byte fieldsCount() {
+        throw new UnsupportedOperationException();
+    }
+
+    /** {@inheritDoc} */
+    @Override public void writeExternal(ObjectOutput out) throws IOException {
+        throw new UnsupportedOperationException(); // To make sure it is not marshalled.
+    }
+
+    /** {@inheritDoc} */
+    @Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
+        throw new UnsupportedOperationException(); // To make sure it is not marshalled.
+    }
+
+    /**
+     * @return Deserialized value.
+     */
+    private Object deserializeValue() {
+        // TODO: IGNITE-1272 - Deserialize with proper class loader.
+        IgniteObjectReaderExImpl reader = new IgniteObjectReaderExImpl(
+            ctx,
+            new PortableOffheapInputStream(ptr, size, false),
+            start,
+            null);
+
+        return reader.deserialize();
+    }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawReaderEx.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawReaderEx.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawReaderEx.java
new file mode 100644
index 0000000..8157178
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawReaderEx.java
@@ -0,0 +1,33 @@
+/*
+ * 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.ignite.internal.portable;
+
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectRawReader;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Extended reader interface.
+ */
+public interface IgniteObjectRawReaderEx extends IgniteObjectRawReader {
+    /**
+     * @return Object.
+     * @throws org.apache.ignite.igniteobject.IgniteObjectException In case of error.
+     */
+    @Nullable public Object readObjectDetached() throws IgniteObjectException;
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ignite/blob/35b6d61f/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawWriterEx.java
----------------------------------------------------------------------
diff --git a/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawWriterEx.java
b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawWriterEx.java
new file mode 100644
index 0000000..112607c
--- /dev/null
+++ b/modules/core/src/main/java/org/apache/ignite/internal/portable/IgniteObjectRawWriterEx.java
@@ -0,0 +1,60 @@
+/*
+ * 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.ignite.internal.portable;
+
+import org.apache.ignite.internal.portable.streams.PortableOutputStream;
+import org.apache.ignite.igniteobject.IgniteObjectException;
+import org.apache.ignite.igniteobject.IgniteObjectRawWriter;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Extended writer interface.
+ */
+public interface IgniteObjectRawWriterEx extends IgniteObjectRawWriter, AutoCloseable {
+    /**
+     * @param obj Object to write.
+     * @throws org.apache.ignite.igniteobject.IgniteObjectException In case of error.
+     */
+    public void writeObjectDetached(@Nullable Object obj) throws IgniteObjectException;
+
+    /**
+     * @return Output stream.
+     */
+    public PortableOutputStream out();
+
+    /**
+     * Cleans resources.
+     */
+    @Override public void close();
+
+    /**
+     * Reserve a room for an integer.
+     *
+     * @return Position in the stream where value is to be written.
+     */
+    public int reserveInt();
+
+    /**
+     * Write int value at the specific position.
+     *
+     * @param pos Position.
+     * @param val Value.
+     * @throws org.apache.ignite.igniteobject.IgniteObjectException If failed.
+     */
+    public void writeInt(int pos, int val) throws IgniteObjectException;
+}
\ No newline at end of file


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