/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.runtime.core.internal.streaming.object;
import org.mule.runtime.api.streaming.object.CursorIterator;
import org.mule.runtime.core.internal.streaming.object.iterator.StreamingIterator;
import org.mule.runtime.core.streaming.object.InMemoryCursorIteratorConfig;
/**
* An implementation of {@link AbstractCursorIteratorProvider} which yields
* cursors that only use memory for buffering
*
* @since 4.0
*/
public class InMemoryCursorIteratorProvider extends AbstractCursorIteratorProvider {
private final ObjectStreamBuffer buffer;
/**
* Creates a new instance
*
* @param stream the stream to buffer from
* @param config the config of the generated buffer
*/
public InMemoryCursorIteratorProvider(StreamingIterator stream, InMemoryCursorIteratorConfig config) {
super(stream);
buffer = new InMemoryObjectStreamBuffer(stream, config);
buffer.initialise();
}
/**
* {@inheritDoc}
*/
@Override
protected CursorIterator doOpenCursor() {
return new BufferedCursorIterator(buffer, this);
}
/**
* {@inheritDoc}
*/
@Override
public void releaseResources() {
if (buffer != null) {
buffer.close();
}
}
}