private MessageHeaderAccessor mutableHeaderAccessor(Message<?> message) { MessageHeaderAccessor headers = MessageHeaderAccessor.getMutableAccessor(message); headers.setLeaveMutable(true); return headers; }
@Override public void handleMessage(Message<?> message) throws MessagingException { String destination = getDestination(message); if (destination == null) { return; } String lookupDestination = getLookupDestination(destination); if (lookupDestination == null) { return; } MessageHeaderAccessor headerAccessor = MessageHeaderAccessor.getMutableAccessor(message); headerAccessor.setHeader(DestinationPatternsMessageCondition.LOOKUP_DESTINATION_HEADER, lookupDestination); headerAccessor.setLeaveMutable(true); message = MessageBuilder.createMessage(message.getPayload(), headerAccessor.getMessageHeaders()); if (logger.isDebugEnabled()) { logger.debug("Searching methods to handle " + headerAccessor.getShortLogMessage(message.getPayload()) + ", lookupDestination='" + lookupDestination + "'"); } handleMessageInternal(message, lookupDestination); headerAccessor.setImmutable(); }
@Test public void toMessageWithPayloadAndMutableHeaders() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setHeader("foo", "bar"); accessor.setLeaveMutable(true); MessageHeaders headers = accessor.getMessageHeaders(); Message<?> message = this.converter.toMessage("payload", headers); assertEquals("payload", message.getPayload()); assertSame(headers, message.getHeaders()); assertEquals("bar", message.getHeaders().get("foo")); } }
@Test public void convertAndSendWithSimpMessageHeaders() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setHeader("key", "value"); accessor.setLeaveMutable(true); MessageHeaders headers = accessor.getMessageHeaders(); this.template.convertAndSend("channel", "data", headers); List<Message<byte[]>> messages = this.messageChannel.getMessages(); Message<byte[]> message = messages.get(0); assertSame(headers, message.getHeaders()); assertFalse(accessor.isMutable()); }
@Test public void testBuildMessageWithMutableHeaders() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setLeaveMutable(true); MessageHeaders headers = accessor.getMessageHeaders(); Message<?> message = MessageBuilder.createMessage("payload", headers); accessor.setHeader("foo", "bar"); assertEquals("bar", headers.get("foo")); assertSame(accessor, MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class)); }
@Test public void convertAndSendPayloadAndMutableHeadersToDestination() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setHeader("foo", "bar"); accessor.setLeaveMutable(true); MessageHeaders messageHeaders = accessor.getMessageHeaders(); this.template.setMessageConverter(new StringMessageConverter()); this.template.convertAndSend("somewhere", "payload", messageHeaders); MessageHeaders actual = this.template.message.getHeaders(); assertSame(messageHeaders, actual); assertEquals(new MimeType("text", "plain", StandardCharsets.UTF_8), actual.get(MessageHeaders.CONTENT_TYPE)); assertEquals("bar", actual.get("foo")); }
@Test public void leaveMutable() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setHeader("foo", "bar"); accessor.setLeaveMutable(true); MessageHeaders headers = accessor.getMessageHeaders(); Message<?> message = MessageBuilder.createMessage("payload", headers); accessor.setHeader("foo", "baz"); assertEquals("baz", headers.get("foo")); assertSame(accessor, MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class)); }
@Test public void idTimestampWithMutableHeaders() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setIdGenerator(() -> MessageHeaders.ID_VALUE_NONE); accessor.setEnableTimestamp(false); accessor.setLeaveMutable(true); MessageHeaders headers = accessor.getMessageHeaders(); assertNull(headers.getId()); assertNull(headers.getTimestamp()); final UUID id = new UUID(0L, 23L); accessor.setIdGenerator(() -> id); accessor.setEnableTimestamp(true); accessor.setImmutable(); assertSame(id, accessor.getMessageHeaders().getId()); assertNotNull(headers.getTimestamp()); }
@Test public void leaveMutableDefaultBehavior() { MessageHeaderAccessor accessor = new MessageHeaderAccessor(); accessor.setHeader("foo", "bar"); MessageHeaders headers = accessor.getMessageHeaders(); Message<?> message = MessageBuilder.createMessage("payload", headers); this.thrown.expect(IllegalStateException.class); this.thrown.expectMessage("Already immutable"); accessor.setLeaveMutable(true); this.thrown.expect(IllegalStateException.class); this.thrown.expectMessage("Already immutable"); accessor.setHeader("foo", "baz"); assertEquals("bar", headers.get("foo")); assertSame(accessor, MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class)); }
@Override public void handleMessage(Message<?> message) throws MessagingException { String destination = getDestination(message); if (destination == null) { return; } String lookupDestination = getLookupDestination(destination); if (lookupDestination == null) { return; } MessageHeaderAccessor headerAccessor = MessageHeaderAccessor.getMutableAccessor(message); headerAccessor.setHeader(DestinationPatternsMessageCondition.LOOKUP_DESTINATION_HEADER, lookupDestination); headerAccessor.setLeaveMutable(true); message = MessageBuilder.createMessage(message.getPayload(), headerAccessor.getMessageHeaders()); if (logger.isDebugEnabled()) { logger.debug("Searching methods to handle " + headerAccessor.getShortLogMessage(message.getPayload()) + ", lookupDestination='" + lookupDestination + "'"); } handleMessageInternal(message, lookupDestination); headerAccessor.setImmutable(); }
private MessageHeaderAccessor mutableHeaderAccessor(Message<?> message) { MessageHeaderAccessor headers = MessageHeaderAccessor.getMutableAccessor(message); headers.setLeaveMutable(true); return headers; }
@Override public void handleMessage(Message<?> message) throws MessagingException { String destination = getDestination(message); if (destination == null) { return; } String lookupDestination = getLookupDestination(destination); if (lookupDestination == null) { return; } MessageHeaderAccessor headerAccessor = MessageHeaderAccessor.getMutableAccessor(message); headerAccessor.setHeader(DestinationPatternsMessageCondition.LOOKUP_DESTINATION_HEADER, lookupDestination); headerAccessor.setLeaveMutable(true); message = MessageBuilder.createMessage(message.getPayload(), headerAccessor.getMessageHeaders()); if (logger.isDebugEnabled()) { logger.debug("Searching methods to handle " + headerAccessor.getShortLogMessage(message.getPayload()) + ", lookupDestination='" + lookupDestination + "'"); } handleMessageInternal(message, lookupDestination); headerAccessor.setImmutable(); }
@Override public void handleMessage(Message<?> message) throws MessagingException { String destination = getDestination(message); if (destination == null) { return; } String lookupDestination = getLookupDestination(destination); if (lookupDestination == null) { return; } MessageHeaderAccessor headerAccessor = MessageHeaderAccessor.getMutableAccessor(message); headerAccessor.setHeader(DestinationPatternsMessageCondition.LOOKUP_DESTINATION_HEADER, lookupDestination); headerAccessor.setLeaveMutable(true); message = MessageBuilder.createMessage(message.getPayload(), headerAccessor.getMessageHeaders()); if (logger.isDebugEnabled()) { logger.debug("Searching methods to handle " + headerAccessor.getShortLogMessage(message.getPayload()) + ", lookupDestination='" + lookupDestination + "'"); } handleMessageInternal(message, lookupDestination); headerAccessor.setImmutable(); }