/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.internal.serialization.impl;
import com.hazelcast.core.PartitioningStrategy;
import com.hazelcast.instance.OutOfMemoryErrorDispatcher;
import com.hazelcast.internal.serialization.InternalSerializationService;
import com.hazelcast.nio.serialization.ByteArraySerializer;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.nio.serialization.HazelcastSerializationException;
import com.hazelcast.nio.serialization.Portable;
import com.hazelcast.nio.serialization.SerializableByConvention;
import com.hazelcast.nio.serialization.Serializer;
import com.hazelcast.nio.serialization.StreamSerializer;
import com.hazelcast.nio.serialization.VersionedPortable;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Collections;
import java.util.Set;
public final class SerializationUtil {
static final PartitioningStrategy EMPTY_PARTITIONING_STRATEGY = new EmptyPartitioningStrategy();
private SerializationUtil() {
}
static boolean isNullData(Data data) {
return data.dataSize() == 0 && data.getType() == SerializationConstants.CONSTANT_TYPE_NULL;
}
static RuntimeException handleException(Throwable e) {
if (e instanceof OutOfMemoryError) {
OutOfMemoryErrorDispatcher.onOutOfMemory((OutOfMemoryError) e);
throw (Error) e;
}
if (e instanceof Error) {
throw (Error) e;
}
if (e instanceof HazelcastSerializationException) {
throw (HazelcastSerializationException) e;
}
throw new HazelcastSerializationException(e);
}
static RuntimeException handleSerializeException(Object rootObject, Throwable e) {
if (e instanceof OutOfMemoryError) {
OutOfMemoryErrorDispatcher.onOutOfMemory((OutOfMemoryError) e);
throw (Error) e;
}
if (e instanceof Error) {
throw (Error) e;
}
String clazz = rootObject == null ? "null" : rootObject.getClass().getName();
throw new HazelcastSerializationException("Failed to serialize '" + clazz + '\'', e);
}
static SerializerAdapter createSerializerAdapter(Serializer serializer, InternalSerializationService serializationService) {
final SerializerAdapter s;
if (serializer instanceof StreamSerializer) {
s = new StreamSerializerAdapter(serializationService, (StreamSerializer) serializer);
} else if (serializer instanceof ByteArraySerializer) {
s = new ByteArraySerializerAdapter((ByteArraySerializer) serializer);
} else {
throw new IllegalArgumentException(
"Serializer must be instance of either " + "StreamSerializer or ByteArraySerializer!");
}
return s;
}
static void getInterfaces(Class clazz, Set<Class> interfaces) {
final Class[] classes = clazz.getInterfaces();
if (classes.length > 0) {
Collections.addAll(interfaces, classes);
for (Class cl : classes) {
getInterfaces(cl, interfaces);
}
}
}
static int indexForDefaultType(final int typeId) {
return -typeId;
}
public static int getPortableVersion(Portable portable, int defaultVersion) {
int version = defaultVersion;
if (portable instanceof VersionedPortable) {
VersionedPortable versionedPortable = (VersionedPortable) portable;
version = versionedPortable.getClassVersion();
if (version < 0) {
throw new IllegalArgumentException("Version cannot be negative!");
}
}
return version;
}
public static ObjectDataOutputStream createObjectDataOutputStream(OutputStream out, InternalSerializationService ss) {
return new ObjectDataOutputStream(out, ss);
}
public static ObjectDataInputStream createObjectDataInputStream(InputStream in, InternalSerializationService ss) {
return new ObjectDataInputStream(in, ss);
}
@SerializableByConvention
private static class EmptyPartitioningStrategy implements PartitioningStrategy {
public Object getPartitionKey(Object key) {
return null;
}
}
}