org.apache.activemq.artemis.rest.queue.PostMessage Maven / Gradle / Ivy
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* 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,
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package org.apache.activemq.artemis.rest.queue;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriBuilder;
import javax.ws.rs.core.UriInfo;
import java.net.URI;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientProducer;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.api.core.client.ClientSessionFactory;
import org.apache.activemq.artemis.rest.ActiveMQRestLogger;
import org.apache.activemq.artemis.rest.util.HttpMessageHelper;
import org.apache.activemq.artemis.utils.UUID;
import org.apache.activemq.artemis.utils.UUIDGenerator;
public class PostMessage {
protected ClientSessionFactory sessionFactory;
protected String destination;
protected boolean defaultDurable = false;
protected DestinationServiceManager serviceManager;
private AtomicLong counter = new AtomicLong(1);
private final String startupTime = Long.toString(System.currentTimeMillis());
protected long producerTimeToLive;
protected ArrayBlockingQueue pool;
protected int poolSize = 10;
protected static class Pooled {
public ClientSession session;
public ClientProducer producer;
private Pooled(ClientSession session, ClientProducer producer) {
this.session = session;
this.producer = producer;
}
}
protected String generateDupId() {
return startupTime + Long.toString(counter.incrementAndGet());
}
public void publish(HttpHeaders headers,
byte[] body,
String dup,
boolean durable,
Long ttl,
Long expiration,
Integer priority) throws Exception {
Pooled pooled = getPooled();
try {
ClientProducer producer = pooled.producer;
ClientMessage message = createActiveMQMessage(headers, body, durable, ttl, expiration, priority, pooled.session);
message.putStringProperty(Message.HDR_DUPLICATE_DETECTION_ID.toString(), dup);
producer.send(message);
ActiveMQRestLogger.LOGGER.debug("Sent message: " + message);
pool.add(pooled);
} catch (Exception ex) {
try {
pooled.session.close();
} catch (ActiveMQException e) {
}
addPooled();
throw ex;
}
}
@PUT
@Path("{id}")
public Response putWithId(@PathParam("id") String dupId,
@QueryParam("durable") Boolean durable,
@QueryParam("ttl") Long ttl,
@QueryParam("expiration") Long expiration,
@QueryParam("priority") Integer priority,
@Context HttpHeaders headers,
@Context UriInfo uriInfo,
byte[] body) {
ActiveMQRestLogger.LOGGER.debug("Handling PUT request for \"" + uriInfo.getRequestUri() + "\"");
return internalPostWithId(dupId, durable, ttl, expiration, priority, headers, uriInfo, body);
}
@POST
@Path("{id}")
public Response postWithId(@PathParam("id") String dupId,
@QueryParam("durable") Boolean durable,
@QueryParam("ttl") Long ttl,
@QueryParam("expiration") Long expiration,
@QueryParam("priority") Integer priority,
@Context HttpHeaders headers,
@Context UriInfo uriInfo,
byte[] body) {
ActiveMQRestLogger.LOGGER.debug("Handling POST request for \"" + uriInfo.getRequestUri() + "\"");
return internalPostWithId(dupId, durable, ttl, expiration, priority, headers, uriInfo, body);
}
private Response internalPostWithId(String dupId,
Boolean durable,
Long ttl,
Long expiration,
Integer priority,
HttpHeaders headers,
UriInfo uriInfo,
byte[] body) {
String matched = uriInfo.getMatchedURIs().get(1);
UriBuilder nextBuilder = uriInfo.getBaseUriBuilder();
String nextId = generateDupId();
nextBuilder.path(matched).path(nextId);
URI next = nextBuilder.build();
boolean isDurable = defaultDurable;
if (durable != null) {
isDurable = durable.booleanValue();
}
try {
publish(headers, body, dupId, isDurable, ttl, expiration, priority);
} catch (Exception e) {
Response error = Response.serverError().entity("Problem posting message: " + e.getMessage()).type("text/plain").build();
throw new WebApplicationException(e, error);
}
Response.ResponseBuilder builder = Response.status(201);
serviceManager.getLinkStrategy().setLinkHeader(builder, "create-next", "create-next", next.toString(), "*/*");
return builder.build();
}
public long getProducerTimeToLive() {
return producerTimeToLive;
}
public void setProducerTimeToLive(long producerTimeToLive) {
this.producerTimeToLive = producerTimeToLive;
}
public DestinationServiceManager getServiceManager() {
return serviceManager;
}
public void setServiceManager(DestinationServiceManager serviceManager) {
this.serviceManager = serviceManager;
}
public ClientSessionFactory getSessionFactory() {
return sessionFactory;
}
public void setSessionFactory(ClientSessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
public String getDestination() {
return destination;
}
public void setDestination(String destination) {
this.destination = destination;
}
public boolean isDefaultDurable() {
return defaultDurable;
}
public void setDefaultDurable(boolean defaultDurable) {
this.defaultDurable = defaultDurable;
}
public int getPoolSize() {
return poolSize;
}
public void setPoolSize(int poolSize) {
this.poolSize = poolSize;
}
public void init() throws Exception {
pool = new ArrayBlockingQueue<>(poolSize);
for (int i = 0; i < poolSize; i++) {
addPooled();
}
}
protected void addPooled() throws ActiveMQException {
ClientSession session = sessionFactory.createSession();
ClientProducer producer = session.createProducer(destination);
session.start();
pool.add(new Pooled(session, producer));
}
protected Pooled getPooled() throws InterruptedException {
Pooled pooled = pool.poll(1, TimeUnit.SECONDS);
if (pooled == null) {
throw new WebApplicationException(Response.status(503).entity("Timed out waiting for available producer.").type("text/plain").build());
}
return pooled;
}
public void cleanup() {
for (Pooled pooled : pool) {
try {
pooled.session.close();
} catch (ActiveMQException e) {
throw new RuntimeException(e);
}
}
}
protected ClientMessage createActiveMQMessage(HttpHeaders headers,
byte[] body,
boolean durable,
Long ttl,
Long expiration,
Integer priority,
ClientSession session) throws Exception {
ClientMessage message = session.createMessage(Message.BYTES_TYPE, durable);
// HORNETQ-962
UUID uid = UUIDGenerator.getInstance().generateUUID();
message.setUserID(uid);
if (expiration != null) {
message.setExpiration(expiration.longValue());
} else if (ttl != null) {
message.setExpiration(System.currentTimeMillis() + ttl.longValue());
} else if (producerTimeToLive > 0) {
message.setExpiration(System.currentTimeMillis() + producerTimeToLive);
}
if (priority != null) {
byte p = priority.byteValue();
if (p >= 0 && p <= 9) {
message.setPriority(p);
}
}
HttpMessageHelper.writeHttpMessage(headers, body, message);
return message;
}
}
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