/*
* Copyright 2014 Goldman Sachs.
*
* 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.gs.collections.impl.map.sorted.immutable;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Comparator;
import com.gs.collections.api.map.sorted.ImmutableSortedMap;
import com.gs.collections.api.map.sorted.MutableSortedMap;
import com.gs.collections.impl.block.procedure.checked.CheckedProcedure2;
import com.gs.collections.impl.map.sorted.mutable.TreeSortedMap;
class ImmutableSortedMapSerializationProxy<K, V> implements Externalizable
{
private static final long serialVersionUID = 1L;
private ImmutableSortedMap<K, V> map;
@SuppressWarnings("UnusedDeclaration")
public ImmutableSortedMapSerializationProxy()
{
// Empty constructor for Externalizable class
}
ImmutableSortedMapSerializationProxy(ImmutableSortedMap<K, V> map)
{
this.map = map;
}
public void writeExternal(final ObjectOutput out) throws IOException
{
out.writeObject(this.map.comparator());
out.writeInt(this.map.size());
try
{
this.map.forEachKeyValue(new CheckedProcedure2<K, V>()
{
public void safeValue(K key, V value) throws IOException
{
out.writeObject(key);
out.writeObject(value);
}
});
}
catch (RuntimeException e)
{
if (e.getCause() instanceof IOException)
{
throw (IOException) e.getCause();
}
throw e;
}
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
Comparator<? super K> comparator = (Comparator<? super K>) in.readObject();
int size = in.readInt();
MutableSortedMap<K, V> deserializedMap = TreeSortedMap.newMap(comparator);
for (int i = 0; i < size; i++)
{
deserializedMap.put((K) in.readObject(), (V) in.readObject());
}
this.map = deserializedMap.toImmutable();
}
protected Object readResolve()
{
return this.map;
}
}