/*
* Copyright © 2015 Cask Data, Inc.
*
* 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 co.cask.cdap.data.stream.service.upload;
import org.apache.twill.common.Cancellable;
import java.io.Closeable;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.Iterator;
/**
* Represents a writer that writes stream event content to a stream.
*/
public interface ContentWriter extends Closeable, Cancellable {
void append(ByteBuffer body, boolean immutable) throws IOException;
void appendAll(Iterator<ByteBuffer> bodies, boolean immutable) throws IOException;
}