io.cloudslang.engine.queue.entities.ExecutionMessage Maven / Gradle / Ivy
/*******************************************************************************
* (c) Copyright 2014 Hewlett-Packard Development Company, L.P.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Apache License v2.0 which accompany this distribution.
*
* The Apache License is available at
* http://www.apache.org/licenses/LICENSE-2.0
*
*******************************************************************************/
package io.cloudslang.engine.queue.entities;
import com.fasterxml.jackson.annotation.JsonIgnore;
import io.cloudslang.engine.node.entities.WorkerNode;
import io.cloudslang.orchestrator.entities.Message;
import io.cloudslang.score.facade.entities.Execution;
import org.apache.commons.lang.builder.EqualsBuilder;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
/**
* User:
* Date: 10/09/12
* Time: 11:11
*/
public class ExecutionMessage implements Message, Cloneable {
private static final long serialVersionUID = 3523623124812765964L;
public static final long EMPTY_EXEC_STATE_ID = -1L;
public static final String EMPTY_WORKER = "EMPTY";
private long execStateId;
private String workerId;
private String workerGroup;
private ExecStatus status;
private Payload payload;
private int msgSeqId;
private String msgId;
private Long createDate;
private boolean stepPersist;
private String stepPersistId;
private transient String workerKey;
private transient Execution executionObject;
public ExecutionMessage() {
execStateId = EMPTY_EXEC_STATE_ID;
workerId = ExecutionMessage.EMPTY_WORKER;
workerGroup = "";
status = ExecStatus.INIT;
payload = null;
msgSeqId = -1;
msgId = "";
createDate = null;
}
public ExecutionMessage(String executionId, Payload payload) {
this.execStateId = ExecutionMessage.EMPTY_EXEC_STATE_ID;
this.workerId = ExecutionMessage.EMPTY_WORKER;
this.workerGroup = WorkerNode.DEFAULT_WORKER_GROUPS[0];
this.msgId = String.valueOf(executionId);
this.status = ExecStatus.PENDING;
this.payload = payload;
this.msgSeqId = 0;
}
public ExecutionMessage(long execStateId,
String workerId,
String workerGroup,
String msgId,
ExecStatus status,
Payload payload,
int msgSeqId,
Long createDate) {
this.execStateId = execStateId;
this.workerId = workerId;
this.workerGroup = workerGroup;
this.msgId = msgId;
this.status = status;
this.payload = payload;
this.msgSeqId = msgSeqId;
this.createDate = createDate;
}
public ExecutionMessage(long execStateId,
String workerId,
String workerGroup,
String msgId,
ExecStatus status,
Payload payload,
int msgSeqId) {
this.execStateId = execStateId;
this.workerId = workerId;
this.workerGroup = workerGroup;
this.msgId = msgId;
this.status = status;
this.payload = payload;
this.msgSeqId = msgSeqId;
}
public ExecutionMessage(long execStateId,
String workerId,
String workerGroup,
String msgId,
ExecStatus status,
Execution executionObject,
Payload payload,
int msgSeqId) {
this.execStateId = execStateId;
this.workerId = workerId;
this.workerGroup = workerGroup;
this.msgId = msgId;
this.status = status;
this.executionObject = executionObject;
this.payload = payload;
this.msgSeqId = msgSeqId;
}
public boolean isStepPersist() {
return stepPersist;
}
public void setStepPersist(boolean stepPersist) {
this.stepPersist = stepPersist;
}
public String getStepPersistId() {
return stepPersistId;
}
public void setStepPersistId(String stepPersistId) {
this.stepPersistId = stepPersistId;
}
public Execution getExecutionObject() {
return executionObject;
}
public void setExecutionObject(Execution executionObject) {
this.executionObject = executionObject;
}
public Long getCreateDate() {
return createDate;
}
public void setCreateDate(Long createDate) {
this.createDate = createDate;
}
public long getExecStateId() {
return execStateId;
}
public void setExecStateId(long id) {
this.execStateId = id;
}
public String getMsgId() {
return msgId;
}
public void setMsgId(String msg_id) {
this.msgId = msg_id;
}
public String getWorkerId() {
return workerId;
}
public String getWorkerGroup() {
return workerGroup;
}
@JsonIgnore
public String getMsgUniqueId() {
return msgId + ":" + msgSeqId;
}
public ExecStatus getStatus() {
return status;
}
public Payload getPayload() {
return payload;
}
public void setWorkerGroup(String workerGroup) {
this.workerGroup = workerGroup;
}
public void setPayload(Payload payload) {
this.payload = payload;
}
public int getMsgSeqId() {
return msgSeqId;
}
public void setStatus(ExecStatus status) {
this.status = status;
}
synchronized public void incMsgSeqId() {
this.msgSeqId = msgSeqId + 1;
}
public void setWorkerId(String workerId) {
this.workerId = workerId;
}
@Override
public int getWeight() {
return 1;
}
@Override
public String getId() {
return workerKey;
}
public String getWorkerKey() {
return workerKey;
}
public ExecutionMessage setWorkerKey(String workerKey) {
this.workerKey = workerKey;
return this;
}
@Override
public List shrink(List messages) {
if (messages.size() > 2) {
List resultAfterShrink = new ArrayList<>();
ExecutionMessage firstMessage = (ExecutionMessage) messages.get(0);
ExecutionMessage secondMessage = (ExecutionMessage) messages.get(1);
List toPersistMessages = filerToPersistMessages(messages.subList(2, messages.size() - 1));
ExecutionMessage lastMessage = (ExecutionMessage) messages.get(messages.size()-1);
//Shrink is done for messages of same msg.id - this is set in the id field of ExecutionMessage in Inbuffer (executionId + execStateId)
//If messages run in InBuffer shortcut they keep running with the same msg.id even if execStateId is changing - in order to shrink more
//But we must keep the toPersist messages and not shrink them!!!
if (firstMessage.getStatus().equals(ExecStatus.IN_PROGRESS)) {
resultAfterShrink.add(secondMessage);
resultAfterShrink.addAll(toPersistMessages);
resultAfterShrink.add(lastMessage);
return resultAfterShrink;
}
else {
resultAfterShrink.add(firstMessage);
//If second needs to be persisted - we must add it also
if(secondMessage.isStepPersist()&& secondMessage.getStatus().equals(ExecStatus.FINISHED) ){
resultAfterShrink.add(secondMessage);
}
resultAfterShrink.addAll(toPersistMessages);
resultAfterShrink.add(lastMessage);
return resultAfterShrink;
}
} else {
return messages;
}
}
protected List filerToPersistMessages(List messages){
List result = new ArrayList<>();
//We need to get from the list the FINISHED persisted messages
for(Message msg : messages){
if(((ExecutionMessage)msg).isStepPersist() && ((ExecutionMessage)msg).getStatus().equals(ExecStatus.FINISHED)){
result.add(msg);
}
}
return result;
}
private String messagesToString(List messages){
StringBuilder str = new StringBuilder();
for(Message m : messages){
str.append(m.toString()).append("\n");
}
return str.toString();
}
@Override
public String toString(){
StringBuilder str = new StringBuilder();
boolean isAck = this.getExecutionObject() == null;
str.append(" ExecutionId:").append(this.msgId).
append(" ExecStateId:").append(this.execStateId).
append(" Status:").append(this.status).
append(" WorkerKey:").append(this.getId()).
append(" IsAck:").append(isAck);
return str.toString();
}
@SuppressWarnings("CloneDoesntDeclareCloneNotSupportedException")
@Override
public Object clone() {
try {
ExecutionMessage cloned = (ExecutionMessage) super.clone();
if (payload != null) cloned.payload = (Payload) (payload.clone());
return cloned;
} catch (CloneNotSupportedException ex) {
throw new RuntimeException("Failed to clone message", ex);
}
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
ExecutionMessage that = (ExecutionMessage) o;
return new EqualsBuilder()
.append(this.execStateId, that.execStateId)
.append(this.msgSeqId, that.msgSeqId)
.append(this.msgId, that.msgId)
.append(this.payload, that.payload)
.append(this.status, that.status)
.append(this.workerGroup, that.workerGroup)
.append(this.workerId, that.workerId)
.append(this.createDate, that.createDate)
.isEquals();
}
@Override
public int hashCode() {
return Objects.hash(
workerId,
workerGroup,
msgId,
status,
payload,
msgSeqId,
execStateId,
createDate
);
}
}
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