/*
* Copyright 2015 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.bag.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.bag.sorted.ImmutableSortedBag;
import com.gs.collections.api.bag.sorted.MutableSortedBag;
import com.gs.collections.impl.bag.sorted.mutable.TreeBag;
import com.gs.collections.impl.block.procedure.checked.CheckedObjectIntProcedure;
class ImmutableSortedBagSerializationProxy<T> implements Externalizable
{
private static final long serialVersionUID = 1L;
private ImmutableSortedBag<T> bag;
@SuppressWarnings("UnusedDeclaration")
public ImmutableSortedBagSerializationProxy()
{
// Empty constructor for Externalizable class
}
ImmutableSortedBagSerializationProxy(ImmutableSortedBag<T> bag)
{
this.bag = bag;
}
public void writeExternal(final ObjectOutput out) throws IOException
{
out.writeInt(this.bag.sizeDistinct());
out.writeObject(this.bag.comparator());
try
{
this.bag.forEachWithOccurrences(new CheckedObjectIntProcedure<T>()
{
public void safeValue(T object, int index) throws IOException
{
out.writeObject(object);
out.writeInt(index);
}
});
}
catch (RuntimeException e)
{
if (e.getCause() instanceof IOException)
{
throw (IOException) e.getCause();
}
throw e;
}
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
{
int size = in.readInt();
Comparator<T> comparator = (Comparator<T>) in.readObject();
MutableSortedBag<T> deserializedBag = new TreeBag<T>(comparator);
for (int i = 0; i < size; i++)
{
deserializedBag.addOccurrences((T) in.readObject(), in.readInt());
}
this.bag = deserializedBag.toImmutable();
}
protected Object readResolve()
{
return this.bag.toImmutable();
}
}