Example usage for org.springframework.integration.store MessageGroup size

Introduction

In this page you can find the example usage for org.springframework.integration.store MessageGroup size.

Prototype

int size();

Source Link

Usage

From source file:org.springframework.integration.aggregator.AbstractCorrelatingMessageHandler.java

private void forceComplete(MessageGroup group) {

    Object correlationKey = group.getGroupId();
    // UUIDConverter is no-op if already converted
    Lock lock = this.lockRegistry.obtain(UUIDConverter.getUUID(correlationKey).toString());
    boolean removeGroup = true;
    try {/*from w  w w .j  av  a  2  s.  com*/
        lock.lockInterruptibly();
        try {
            /*
             * Refetch the group because it might have changed while we were waiting on
             * its lock. If the last modified timestamp changed, defer the completion
             * because the selection condition may have changed such that the group
             * would no longer be eligible.
             */
            MessageGroup groupNow = this.messageStore.getMessageGroup(group.getGroupId());
            long lastModifiedNow = groupNow.getLastModified();
            if (group.getLastModified() == lastModifiedNow) {
                if (groupNow.size() > 0) {
                    if (releaseStrategy.canRelease(groupNow)) {
                        this.completeGroup(correlationKey, groupNow);
                    } else {
                        this.expireGroup(correlationKey, groupNow);
                    }
                } else {
                    /*
                     * By default empty groups are removed on the same schedule as non-empty
                     * groups. A longer timeout for empty groups can be enabled by
                     * setting minimumTimeoutForEmptyGroups.
                     */
                    removeGroup = lastModifiedNow <= (System.currentTimeMillis()
                            - this.minimumTimeoutForEmptyGroups);
                    if (removeGroup && logger.isDebugEnabled()) {
                        logger.debug("Removing empty group: " + correlationKey);
                    }
                }
            } else {
                removeGroup = false;
                if (logger.isDebugEnabled()) {
                    logger.debug("Group expiry candidate (" + correlationKey
                            + ") has changed - it may be reconsidered for a future expiration");
                }
            }
        } finally {
            if (removeGroup) {
                this.remove(group);
            }
            lock.unlock();
        }
    } catch (InterruptedException ie) {
        Thread.currentThread().interrupt();
        throw new MessagingException("Thread was interrupted while trying to obtain lock");
    }
}

---

From source file:org.springframework.integration.aggregator.CorrelatingMessageHandler.java

private final boolean forceComplete(MessageGroup group) {

    Object correlationKey = group.getGroupId();
    Object lock = getLock(correlationKey);
    synchronized (lock) {

        if (group.size() > 0) {
            try {
                if (releaseStrategy.canRelease(group)) {
                    completeGroup(correlationKey, group);
                } else {
                    expireGroup(group, correlationKey);
                }//  w  ww. j av a2 s  . co m
            } finally {
                remove(group);
            }
            return true;
        }
        return false;
    }
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional//from  ww w  . jav  a2 s  .  c  om
public void testAddAndGetMessageGroup() throws Exception {
    String groupId = "X";
    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    long now = System.currentTimeMillis();
    messageStore.addMessageToGroup(groupId, message);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(1, group.size());
    assertTrue("Timestamp too early: " + group.getTimestamp() + "<" + now, group.getTimestamp() >= now);
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional/*from w ww  .  ja  va2s  .c  o  m*/
public void testAddAndRemoveMessageFromMessageGroup() throws Exception {
    String groupId = "X";
    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    messageStore.addMessageToGroup(groupId, message);
    messageStore.removeMessageFromGroup(groupId, message);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(0, group.size());
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional//from   w  ww.  j a v  a  2 s.  com
public void testRemoveMessageGroup() throws Exception {
    JdbcTemplate template = new JdbcTemplate(dataSource);
    template.afterPropertiesSet();
    String groupId = "X";

    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    messageStore.addMessageToGroup(groupId, message);
    messageStore.removeMessageGroup(groupId);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(0, group.size());

    String uuidGroupId = UUIDConverter.getUUID(groupId).toString();
    assertTrue(
            template.queryForList("SELECT * from INT_GROUP_TO_MESSAGE where GROUP_KEY = '" + uuidGroupId + "'")
                    .size() == 0);
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional/* www . ja  va 2s. c o m*/
public void testCompleteMessageGroup() throws Exception {
    String groupId = "X";
    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    messageStore.addMessageToGroup(groupId, message);
    messageStore.completeGroup(groupId);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertTrue(group.isComplete());
    assertEquals(1, group.size());
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional/*w  w  w  . j av  a  2 s . c o m*/
public void testOrderInMessageGroup() throws Exception {
    String groupId = "X";

    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("foo").setCorrelationId(groupId).build());
    Thread.sleep(1);
    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("bar").setCorrelationId(groupId).build());
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(2, group.size());
    assertEquals("foo", messageStore.pollMessageFromGroup(groupId).getPayload());
    assertEquals("bar", messageStore.pollMessageFromGroup(groupId).getPayload());
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional// w  ww.  j  av a2s.  com
public void testExpireMessageGroupOnCreateOnly() throws Exception {
    String groupId = "X";
    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    messageStore.addMessageToGroup(groupId, message);
    messageStore.registerMessageGroupExpiryCallback(new MessageGroupCallback() {
        @Override
        public void execute(MessageGroupStore messageGroupStore, MessageGroup group) {
            messageGroupStore.removeMessageGroup(group.getGroupId());
        }
    });
    Thread.sleep(1000);
    messageStore.expireMessageGroups(2000);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(1, group.size());
    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("bar").setCorrelationId(groupId).build());
    Thread.sleep(2001);
    messageStore.expireMessageGroups(2000);
    group = messageStore.getMessageGroup(groupId);
    assertEquals(0, group.size());
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional/*ww w . ja  v  a 2  s . co  m*/
public void testExpireMessageGroupOnIdleOnly() throws Exception {
    String groupId = "X";
    Message<String> message = MessageBuilder.withPayload("foo").setCorrelationId(groupId).build();
    messageStore.setTimeoutOnIdle(true);
    messageStore.addMessageToGroup(groupId, message);
    messageStore.registerMessageGroupExpiryCallback(new MessageGroupCallback() {
        @Override
        public void execute(MessageGroupStore messageGroupStore, MessageGroup group) {
            messageGroupStore.removeMessageGroup(group.getGroupId());
        }
    });
    Thread.sleep(1000);
    messageStore.expireMessageGroups(2000);
    MessageGroup group = messageStore.getMessageGroup(groupId);
    assertEquals(1, group.size());
    Thread.sleep(2000);
    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("bar").setCorrelationId(groupId).build());
    group = messageStore.getMessageGroup(groupId);
    assertEquals(2, group.size());
    Thread.sleep(2000);
    messageStore.expireMessageGroups(2000);
    group = messageStore.getMessageGroup(groupId);
    assertEquals(0, group.size());
}

---

From source file:org.springframework.integration.jdbc.JdbcMessageStoreTests.java

@Test
@Transactional/* w w w .  ja  va2s .  c o  m*/
public void testMessagePollingFromTheGroup() throws Exception {
    String groupId = "X";

    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("foo").setCorrelationId(groupId).build());
    Thread.sleep(1);
    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("bar").setCorrelationId(groupId).build());
    Thread.sleep(1);
    messageStore.addMessageToGroup(groupId,
            MessageBuilder.withPayload("baz").setCorrelationId(groupId).build());

    messageStore.addMessageToGroup("Y", MessageBuilder.withPayload("barA").setCorrelationId(groupId).build());
    Thread.sleep(1);
    messageStore.addMessageToGroup("Y", MessageBuilder.withPayload("bazA").setCorrelationId(groupId).build());

    MessageGroup group = messageStore.getMessageGroup("X");
    assertEquals(3, group.size());

    Message<?> message1 = messageStore.pollMessageFromGroup("X");
    assertNotNull(message1);
    assertEquals("foo", message1.getPayload());

    group = messageStore.getMessageGroup("X");
    assertEquals(2, group.size());

    Message<?> message2 = messageStore.pollMessageFromGroup("X");
    assertNotNull(message2);
    assertEquals("bar", message2.getPayload());

    group = messageStore.getMessageGroup("X");
    assertEquals(1, group.size());
}

---

• «
• 1
• 2
• »