forked from apache/dubbo
/
Request.java
154 lines (122 loc) · 3.84 KB
/
Request.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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 org.apache.dubbo.remoting.exchange;
import org.apache.dubbo.common.utils.StringUtils;
import java.util.concurrent.atomic.AtomicLong;
import static org.apache.dubbo.common.constants.CommonConstants.HEARTBEAT_EVENT;
/**
* Request.
*/
public class Request {
private static final AtomicLong INVOKE_ID = new AtomicLong(0);
private final long mId;
private String mVersion;
private boolean mTwoWay = true;
private boolean mEvent = false;
private boolean mBroken = false;
private Object mData;
public Request() {
mId = newId();
}
public Request(long id) {
mId = id;
}
private static long newId() {
// getAndIncrement() When it grows to MAX_VALUE, it will grow to MIN_VALUE, and the negative can be used as ID
return INVOKE_ID.getAndIncrement();
}
private static String safeToString(Object data) {
if (data == null) {
return null;
}
String dataStr;
try {
dataStr = data.toString();
} catch (Throwable e) {
dataStr = "<Fail toString of " + data.getClass() + ", cause: " +
StringUtils.toString(e) + ">";
}
return dataStr;
}
public long getId() {
return mId;
}
public String getVersion() {
return mVersion;
}
public void setVersion(String version) {
mVersion = version;
}
public boolean isTwoWay() {
return mTwoWay;
}
public void setTwoWay(boolean twoWay) {
mTwoWay = twoWay;
}
public boolean isEvent() {
return mEvent;
}
public void setEvent(String event) {
this.mEvent = true;
this.mData = event;
}
public void setEvent(boolean mEvent) {
this.mEvent = mEvent;
}
public boolean isBroken() {
return mBroken;
}
public void setBroken(boolean mBroken) {
this.mBroken = mBroken;
}
public Object getData() {
return mData;
}
public void setData(Object msg) {
mData = msg;
}
public boolean isHeartbeat() {
return mEvent && HEARTBEAT_EVENT == mData;
}
public void setHeartbeat(boolean isHeartbeat) {
if (isHeartbeat) {
setEvent(HEARTBEAT_EVENT);
}
}
public Request copy() {
Request copy = new Request(mId);
copy.mVersion = this.mVersion;
copy.mTwoWay = this.mTwoWay;
copy.mEvent = this.mEvent;
copy.mBroken = this.mBroken;
copy.mData = this.mData;
return copy;
}
public Request copyWithoutData() {
Request copy = new Request(mId);
copy.mVersion = this.mVersion;
copy.mTwoWay = this.mTwoWay;
copy.mEvent = this.mEvent;
copy.mBroken = this.mBroken;
return copy;
}
@Override
public String toString() {
return "Request [id=" + mId + ", version=" + mVersion + ", twoway=" + mTwoWay + ", event=" + mEvent
+ ", broken=" + mBroken + ", data=" + (mData == this ? "this" : safeToString(mData)) + "]";
}
}