io.undertow.server.protocol.framed.SendFrameHeader Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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 io.undertow.server.protocol.framed;
import java.nio.ByteBuffer;
import io.undertow.connector.PooledByteBuffer;
/**
* @author Stuart Douglas
*/
public class SendFrameHeader {
private final int reminingInBuffer;
private final PooledByteBuffer byteBuffer;
private final boolean anotherFrameRequired;
private final ByteBuffer trailer;
public SendFrameHeader(int reminingInBuffer, PooledByteBuffer byteBuffer, boolean anotherFrameRequired) {
this(reminingInBuffer, byteBuffer, anotherFrameRequired, null);
}
public SendFrameHeader(int reminingInBuffer, PooledByteBuffer byteBuffer, boolean anotherFrameRequired, ByteBuffer trailer) {
this.byteBuffer = byteBuffer;
this.reminingInBuffer = reminingInBuffer;
this.anotherFrameRequired = anotherFrameRequired;
this.trailer = trailer;
}
public SendFrameHeader(int reminingInBuffer, PooledByteBuffer byteBuffer) {
this.byteBuffer = byteBuffer;
this.reminingInBuffer = reminingInBuffer;
this.anotherFrameRequired = false;
this.trailer = null;
}
public SendFrameHeader(PooledByteBuffer byteBuffer) {
this.byteBuffer = byteBuffer;
this.reminingInBuffer = 0;
this.anotherFrameRequired = false;
this.trailer = null;
}
/**
*
* @return The header byte buffer
*/
public PooledByteBuffer getByteBuffer() {
return byteBuffer;
}
public ByteBuffer getTrailer() {
return trailer;
}
/**
*
* @return
*/
public int getRemainingInBuffer() {
return reminingInBuffer;
}
/**
* Returns true if another frame is required after this one. Note that returning false
* does not mean that this is the last frame. This is used for protocols that require a trailing packet
* after all data has been written.
*/
public boolean isAnotherFrameRequired() {
return anotherFrameRequired;
}
}
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