/*
* 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 org.jctools.channels.mpsc;
import java.nio.ByteBuffer;
import org.jctools.channels.ChannelProducer;
/**
* Package Scoped: not part of public API.
*
* @param <E> element type.
*/
public abstract class MpscChannelProducer<E> extends MpscOffHeapFixedSizeRingBuffer implements ChannelProducer<E> {
protected long pointer;
public MpscChannelProducer(
final ByteBuffer buffer,
final int capacity,
final int messageSize) {
super(buffer, capacity, true, false, true, messageSize, null, 0);
pointer = EOF;
}
public final boolean claim() {
pointer = writeAcquire();
return pointer != EOF;
}
public final boolean commit() {
if (pointer == EOF)
return false;
writeRelease(pointer);
return true;
}
}