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package org.mule.construct; |
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import org.mule.MessageExchangePattern; |
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import org.mule.api.MuleContext; |
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import org.mule.api.construct.FlowConstructInvalidException; |
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import org.mule.api.endpoint.InboundEndpoint; |
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import org.mule.api.endpoint.OutboundEndpoint; |
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import org.mule.api.processor.MessageProcessorChainBuilder; |
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import org.mule.api.source.MessageSource; |
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import org.mule.config.i18n.MessageFactory; |
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import org.mule.construct.processor.FlowConstructStatisticsMessageProcessor; |
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import org.mule.interceptor.LoggingInterceptor; |
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import org.mule.interceptor.ProcessingTimeInterceptor; |
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import org.apache.commons.lang.Validate; |
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public class Bridge extends AbstractFlowConstruct |
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{ |
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private final OutboundEndpoint outboundEndpoint; |
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private final MessageExchangePattern exchangePattern; |
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private final boolean transacted; |
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|
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public Bridge(String name, |
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MuleContext muleContext, |
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MessageSource messageSource, |
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OutboundEndpoint outboundEndpoint, |
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MessageExchangePattern exchangePattern, |
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boolean transacted) |
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{ |
45 | 0 | super(name, muleContext); |
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|
47 | 0 | Validate.notNull(messageSource, "messageSource can't be null"); |
48 | 0 | Validate.notNull(outboundEndpoint, "outboundEndpoint can't be null"); |
49 | 0 | Validate.notNull(exchangePattern, "exchangePattern can't be null"); |
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|
51 | 0 | this.messageSource = messageSource; |
52 | 0 | this.outboundEndpoint = outboundEndpoint; |
53 | 0 | this.exchangePattern = exchangePattern; |
54 | 0 | this.transacted = transacted; |
55 | 0 | } |
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|
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@Override |
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protected void configureMessageProcessors(MessageProcessorChainBuilder builder) |
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{ |
60 | 0 | builder.chain(new ProcessingTimeInterceptor()); |
61 | 0 | builder.chain(new LoggingInterceptor()); |
62 | 0 | builder.chain(new FlowConstructStatisticsMessageProcessor()); |
63 | 0 | builder.chain(outboundEndpoint); |
64 | 0 | } |
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|
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@Override |
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protected void validateConstruct() throws FlowConstructInvalidException |
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{ |
69 | 0 | super.validateConstruct(); |
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|
71 | 0 | if (messageSource instanceof InboundEndpoint) |
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{ |
73 | 0 | validateInboundEndpoint((InboundEndpoint) messageSource); |
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} |
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|
76 | 0 | validateOutboundEndpoint(); |
77 | 0 | } |
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|
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private void validateOutboundEndpoint() throws FlowConstructInvalidException |
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{ |
81 | 0 | if (outboundEndpoint.getExchangePattern() != exchangePattern) |
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{ |
83 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("Inconsistent bridge outbound endpoint exchange pattern, expected " |
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+ exchangePattern |
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+ " but was " |
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+ outboundEndpoint.getExchangePattern()), this); |
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} |
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|
90 | 0 | if (transacted |
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&& ((outboundEndpoint.getTransactionConfig() == null) || (!outboundEndpoint.getTransactionConfig() |
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.isConfigured()))) |
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{ |
94 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("A transacted bridge requires a transacted outbound endpoint"), |
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this); |
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} |
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|
99 | 0 | if ((!transacted) && (outboundEndpoint.getTransactionConfig() != null) |
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&& (outboundEndpoint.getTransactionConfig().isConfigured())) |
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{ |
102 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("A non-transacted bridge requires a non-transacted outbound endpoint"), |
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this); |
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} |
106 | 0 | } |
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|
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private void validateInboundEndpoint(InboundEndpoint inboundEndpoint) |
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throws FlowConstructInvalidException |
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{ |
111 | 0 | if (inboundEndpoint.getExchangePattern() != exchangePattern) |
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{ |
113 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("Inconsistent bridge inbound endpoint exchange pattern, expected " |
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+ exchangePattern |
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+ " but was " |
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+ inboundEndpoint.getExchangePattern()), this); |
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} |
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|
120 | 0 | if (transacted |
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&& ((inboundEndpoint.getTransactionConfig() == null) || (!inboundEndpoint.getTransactionConfig() |
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.isConfigured()))) |
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{ |
124 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("A transacted bridge requires a transacted inbound endpoint"), |
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this); |
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} |
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|
129 | 0 | if ((!transacted) && (inboundEndpoint.getTransactionConfig() != null) |
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&& (inboundEndpoint.getTransactionConfig().isConfigured())) |
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{ |
132 | 0 | throw new FlowConstructInvalidException( |
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MessageFactory.createStaticMessage("A non-transacted bridge requires a non-transacted inbound endpoint"), |
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this); |
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} |
136 | 0 | } |
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|
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@Override |
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public String getConstructType() |
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{ |
141 | 0 | return "Bridge"; |
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} |
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} |