| /*
|
| * Copyright 1999-2011 Alibaba Group.
|
| *
|
| * 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 com.alibaba.dubbo.remoting.exchange; |
| |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| /** |
| * Request. |
| * |
| * @author qian.lei |
| * @author william.liangf |
| */ |
| public class Request {
|
|
|
| public static final String HEARTBEAT_EVENT = null;
|
|
|
| public static final String READONLY_EVENT = "R";
|
|
|
| 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; |
| } |
| |
| 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) {
|
| mEvent = true;
|
| mData = event;
|
| }
|
| |
| 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;
|
| }
|
|
|
| @Deprecated
|
| public void setHeartbeat(boolean isHeartbeat) {
|
| if (isHeartbeat) {
|
| setEvent(HEARTBEAT_EVENT);
|
| }
|
| }
|
| |
| private static long newId() { |
| // getAndIncrement()增长到MAX_VALUE时,再增长会变为MIN_VALUE,负数也可以做为ID |
| return INVOKE_ID.getAndIncrement(); |
| } |
| |
| @Override |
| public String toString() { |
| return "Request [id=" + mId + ", version=" + mVersion + ", twoway=" + mTwoWay + ", event=" + mEvent |
| + ", broken=" + mBroken + ", data=" + (mData == this ? "this" : mData) + "]"; |
| } |
| |
| } |