io.netty.handler.codec.spdy.DefaultSpdyWindowUpdateFrame Maven / Gradle / Ivy
/*
* Copyright 2013 The Netty Project
*
* The Netty Project licenses this file to you 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.netty.handler.codec.spdy;
import io.netty.util.internal.StringUtil;
/**
* The default {@link SpdyWindowUpdateFrame} implementation.
*/
public class DefaultSpdyWindowUpdateFrame implements SpdyWindowUpdateFrame {
private int streamId;
private int deltaWindowSize;
/**
* Creates a new instance.
*
* @param streamId the Stream-ID of this frame
* @param deltaWindowSize the Delta-Window-Size of this frame
*/
public DefaultSpdyWindowUpdateFrame(int streamId, int deltaWindowSize) {
setStreamId(streamId);
setDeltaWindowSize(deltaWindowSize);
}
@Override
public int streamId() {
return streamId;
}
@Override
public SpdyWindowUpdateFrame setStreamId(int streamId) {
if (streamId < 0) {
throw new IllegalArgumentException(
"Stream-ID cannot be negative: " + streamId);
}
this.streamId = streamId;
return this;
}
@Override
public int deltaWindowSize() {
return deltaWindowSize;
}
@Override
public SpdyWindowUpdateFrame setDeltaWindowSize(int deltaWindowSize) {
if (deltaWindowSize <= 0) {
throw new IllegalArgumentException(
"Delta-Window-Size must be positive: " +
deltaWindowSize);
}
this.deltaWindowSize = deltaWindowSize;
return this;
}
@Override
public String toString() {
return new StringBuilder()
.append(StringUtil.simpleClassName(this))
.append(StringUtil.NEWLINE)
.append("--> Stream-ID = ")
.append(streamId())
.append(StringUtil.NEWLINE)
.append("--> Delta-Window-Size = ")
.append(deltaWindowSize())
.toString();
}
}