Java Code Examples for org.springframework.messaging.support.MessageHeaderAccessor#isMutable()
The following examples show how to use
org.springframework.messaging.support.MessageHeaderAccessor#isMutable() .
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Example 1
Source File: GenericMessagingTemplate.java From spring-analysis-note with MIT License | 6 votes |
protected final void doSend(MessageChannel channel, Message<?> message, long timeout) { Assert.notNull(channel, "MessageChannel is required"); Message<?> messageToSend = message; MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { accessor.removeHeader(this.sendTimeoutHeader); accessor.removeHeader(this.receiveTimeoutHeader); accessor.setImmutable(); } else if (message.getHeaders().containsKey(this.sendTimeoutHeader) || message.getHeaders().containsKey(this.receiveTimeoutHeader)) { messageToSend = MessageBuilder.fromMessage(message) .setHeader(this.sendTimeoutHeader, null) .setHeader(this.receiveTimeoutHeader, null) .build(); } boolean sent = (timeout >= 0 ? channel.send(messageToSend, timeout) : channel.send(messageToSend)); if (!sent) { throw new MessageDeliveryException(message, "Failed to send message to channel '" + channel + "' within timeout: " + timeout); } }
Example 2
Source File: GenericMessagingTemplate.java From java-technology-stack with MIT License | 6 votes |
protected final void doSend(MessageChannel channel, Message<?> message, long timeout) { Assert.notNull(channel, "MessageChannel is required"); Message<?> messageToSend = message; MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { accessor.removeHeader(this.sendTimeoutHeader); accessor.removeHeader(this.receiveTimeoutHeader); accessor.setImmutable(); } else if (message.getHeaders().containsKey(this.sendTimeoutHeader) || message.getHeaders().containsKey(this.receiveTimeoutHeader)) { messageToSend = MessageBuilder.fromMessage(message) .setHeader(this.sendTimeoutHeader, null) .setHeader(this.receiveTimeoutHeader, null) .build(); } boolean sent = (timeout >= 0 ? channel.send(messageToSend, timeout) : channel.send(messageToSend)); if (!sent) { throw new MessageDeliveryException(message, "Failed to send message to channel '" + channel + "' within timeout: " + timeout); } }
Example 3
Source File: GenericMessagingTemplate.java From spring4-understanding with Apache License 2.0 | 6 votes |
@Override protected final void doSend(MessageChannel channel, Message<?> message) { Assert.notNull(channel, "'channel' is required"); MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(message, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { accessor.setImmutable(); } long timeout = this.sendTimeout; boolean sent = (timeout >= 0 ? channel.send(message, timeout) : channel.send(message)); if (!sent) { throw new MessageDeliveryException(message, "failed to send message to channel '" + channel + "' within timeout: " + timeout); } }
Example 4
Source File: SimpleMessageConverter.java From spring-analysis-note with MIT License | 5 votes |
@Override public Message<?> toMessage(Object payload, @Nullable MessageHeaders headers) { if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { return MessageBuilder.createMessage(payload, accessor.getMessageHeaders()); } } return MessageBuilder.withPayload(payload).copyHeaders(headers).build(); }
Example 5
Source File: AbstractMessageConverter.java From spring-analysis-note with MIT License | 5 votes |
@Override @Nullable public final Message<?> toMessage(Object payload, @Nullable MessageHeaders headers, @Nullable Object conversionHint) { if (!canConvertTo(payload, headers)) { return null; } Object payloadToUse = convertToInternal(payload, headers, conversionHint); if (payloadToUse == null) { return null; } MimeType mimeType = getDefaultContentType(payloadToUse); if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { if (mimeType != null) { accessor.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); } return MessageBuilder.createMessage(payloadToUse, accessor.getMessageHeaders()); } } MessageBuilder<?> builder = MessageBuilder.withPayload(payloadToUse); if (headers != null) { builder.copyHeaders(headers); } if (mimeType != null) { builder.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); } return builder.build(); }
Example 6
Source File: SimpleMessageConverter.java From java-technology-stack with MIT License | 5 votes |
@Override public Message<?> toMessage(Object payload, @Nullable MessageHeaders headers) { if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { return MessageBuilder.createMessage(payload, accessor.getMessageHeaders()); } } return MessageBuilder.withPayload(payload).copyHeaders(headers).build(); }
Example 7
Source File: AbstractMessageConverter.java From java-technology-stack with MIT License | 5 votes |
@Override @Nullable public final Message<?> toMessage(Object payload, @Nullable MessageHeaders headers, @Nullable Object conversionHint) { if (!canConvertTo(payload, headers)) { return null; } Object payloadToUse = convertToInternal(payload, headers, conversionHint); if (payloadToUse == null) { return null; } MimeType mimeType = getDefaultContentType(payloadToUse); if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { if (mimeType != null) { accessor.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); } return MessageBuilder.createMessage(payloadToUse, accessor.getMessageHeaders()); } } MessageBuilder<?> builder = MessageBuilder.withPayload(payloadToUse); if (headers != null) { builder.copyHeaders(headers); } if (mimeType != null) { builder.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); } return builder.build(); }
Example 8
Source File: SimpleMessageConverter.java From spring4-understanding with Apache License 2.0 | 5 votes |
@Override public Message<?> toMessage(Object payload, MessageHeaders headers) { if (payload == null) { return null; } if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { return MessageBuilder.createMessage(payload, accessor.getMessageHeaders()); } } return MessageBuilder.withPayload(payload).copyHeaders(headers).build(); }
Example 9
Source File: AbstractMessageConverter.java From spring4-understanding with Apache License 2.0 | 5 votes |
@Override public final Message<?> toMessage(Object payload, MessageHeaders headers, Object conversionHint) { if (!canConvertTo(payload, headers)) { return null; } payload = convertToInternal(payload, headers, conversionHint); if (payload == null) { return null; } MimeType mimeType = getDefaultContentType(payload); if (headers != null) { MessageHeaderAccessor accessor = MessageHeaderAccessor.getAccessor(headers, MessageHeaderAccessor.class); if (accessor != null && accessor.isMutable()) { accessor.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); return MessageBuilder.createMessage(payload, accessor.getMessageHeaders()); } } MessageBuilder<?> builder = MessageBuilder.withPayload(payload); if (headers != null) { builder.copyHeaders(headers); } builder.setHeaderIfAbsent(MessageHeaders.CONTENT_TYPE, mimeType); return builder.build(); }