{"type":"doc","content":[{"type":"paragraph","content":[{"text":"In some situations, the incoming message may not contain all of the data that will be necessary to be processed correctly, therefore additional information will need to be acquired and added to the message using the ","type":"text"},{"text":"Content Enricher ","type":"text","marks":[{"type":"strong"}]},{"text":"integration pattern. ","type":"text"}]},{"type":"paragraph","content":[{"text":"When transmitting messages from one application to another it can be common that the target system requires more information than the source system has provided. As an example, an incoming Address message may only contain a ZIP code because storing a redundant state code would be considered superfluous. Yet another system may not actually use state codes, but spell the state name out because it uses free-form addresses in order to support international addresses. ","type":"text"}]},{"type":"paragraph","content":[{"text":"There are many examples where our messages must be enriched with data derived from other systems. ","type":"text"}]},{"type":"mediaSingle","attrs":{"layout":"center","width":80.0},"content":[{"type":"media","attrs":{"width":436,"id":"d481d9b2-9862-40b3-8c3c-f9c6a8f2b420","collection":"contentId-4007723319","type":"file","height":203}}]},{"type":"paragraph","content":[{"text":"Topics in this Section:","type":"text"}]},{"type":"extension","attrs":{"layout":"default","extensionType":"com.atlassian.confluence.macro.core","extensionKey":"toc","parameters":{"macroParams":{},"macroMetadata":{"macroId":{"value":"06eb33c0-a386-4d39-a4b5-ddd8d80642bf"},"schemaVersion":{"value":"1"},"title":"Table of Contents"}},"localId":"165e30e8-0c04-4da4-ba90-313572221397"}},{"type":"paragraph"},{"type":"heading","attrs":{"level":3},"content":[{"text":"Content Enrichment Support","type":"text"}]},{"type":"paragraph","content":[{"text":"There exist several manners to enrich content:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Message translator with arbitrary processor in the routing logic","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The ","type":"text"},{"text":"enrich()","type":"text","marks":[{"type":"code"}]},{"text":" method, this method will obtain additional data from the external resource by sending a copy of the current exchange to a ","type":"text"},{"text":"producer ","type":"text","marks":[{"type":"em"}]},{"text":"endpoint and then using the data in the resulting reply. The exchange created by the enricher is always an ","type":"text"},{"text":"InOut","type":"text","marks":[{"type":"strong"}]},{"text":" exchange.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" method, this method will obtain additional data by polling a ","type":"text"},{"text":"consumer ","type":"text","marks":[{"type":"em"}]},{"text":"endpoint for additional information. Thus, the implication is that the consumer endpoint (main route) and the consumer endpoint in ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" operation are coupled. Therefore, an incoming message on the initial consumer in the route triggers the ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" method on the consumer to be polled.","type":"text"}]}]}]},{"type":"paragraph"},{"type":"heading","attrs":{"level":3},"content":[{"text":"Use of Enrich Method","type":"text"}]},{"type":"paragraph","content":[{"text":"The content enriched can use the (","type":"text"},{"text":"enrich","type":"text","marks":[{"type":"code"}]},{"text":") option to retrieve additional data from a resource endpoint in order to enrich an incoming message (contained in the original exchange). We can use an aggregation strategy to combine the original exchange and the resource exchange. ","type":"text"}]},{"type":"codeBlock","content":[{"text":"AggregationStrategy aggregationStrategy = ...\n\nfrom(\"direct:start\")\n .enrich(\"direct:resource\", aggregationStrategy)\n .to(\"direct:result\");\n\nfrom(\"direct:resource\")","type":"text"}]},{"type":"paragraph","content":[{"text":"NOTE: ","type":"text","marks":[{"type":"strong"}]},{"text":"The first parameter of the ","type":"text"},{"text":"AggregationStrategy.aggregate(Exchange, Exchange)","type":"text","marks":[{"type":"code"}]},{"text":" method corresponds to the original exchange, and the second parameter to the resource exchange. The results from the resource endpoint are stored in the resource exchange’s ","type":"text"},{"text":"Out","type":"text","marks":[{"type":"strong"}]},{"text":" message.","type":"text"}]},{"type":"paragraph","content":[{"text":"Here is an example of an Aggregation Strategy class:","type":"text"}]},{"type":"codeBlock","content":[{"text":"public class ExampleAggregationStrategy implements AggregationStrategy {\n\n public Exchange aggregate(Exchange original, Exchange resource) {\n Object origBody = original.getIn().getBody();\n Object theResponse = resource.getOut().getBody();\n Object mergeResult = ... // combine original body and resource response\n if (original.getPattern().isOutCapable()) {\n original.getOut().setBody(mergeResult);\n } else {\n original.getIn().setBody(mergeResult);\n }\n return original;\n }\n\n}","type":"text"}]},{"type":"paragraph","content":[{"text":"The same solution is implemented in XML DSL:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n \n direct:resource\n \n \n \n \n ...\n \n\n ","type":"text"}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"Default Aggregation with Enrichment","type":"text"}]},{"type":"paragraph","content":[{"text":"The use of aggregation strategy in our integration is optional. If one is not provided, then Apache Camel will use the body obtained from the resource by default:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n \n","type":"text"}]},{"type":"paragraph","content":[{"text":"NOTE:","type":"text","marks":[{"type":"strong"}]},{"text":" The message sent to the ","type":"text"},{"text":"direct:result","type":"text","marks":[{"type":"code"}]},{"text":" endpoint will contain the output from the ","type":"text"},{"text":"direct:resource","type":"text","marks":[{"type":"code"}]},{"text":", because in this scenario the contenxt does not use any custom aggregation.","type":"text"}]},{"type":"heading","attrs":{"level":3},"content":[{"text":"Enrich Options","type":"text"}]},{"type":"table","attrs":{"layout":"default","localId":"947ed3ad-6a6c-4ab9-92a4-e495e7f08d6f"},"content":[{"type":"tableRow","content":[{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Name","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Default Value","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Description","type":"text","marks":[{"type":"strong"}]}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"expression","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"None","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Specify an expression for configuring the URI of the external service to enrich from.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"uri","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"This options have been deprecated. Specify the ","type":"text"},{"text":"expression","type":"text","marks":[{"type":"code"}]},{"text":" option instead.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ref","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Refers to the endpoint for the external service to enrich from. You must use either ","type":"text"},{"text":"uri","type":"text","marks":[{"type":"code"}]},{"text":" or ","type":"text"},{"text":"ref","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"strategyRef","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Refers to an ","type":"text"},{"text":"AggregationStrategy","type":"text","marks":[{"type":"link","attrs":{"href":"http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/aggregate/AggregationStrategy.html"}}]},{"text":" to be used to merge the reply from the external service into a single outgoing message.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"StrategyMethodName","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"When using POJOs as the ","type":"text"},{"text":"AggregationStrategy","type":"text","marks":[{"type":"code"}]},{"text":", specify this option to explicitly declare the name of the aggregation method","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"strategyMethodAllowNull","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The default behavior is that the aggregate method is not used if there is no data to enrich.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"aggregateOnException","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The default behavior is that the aggregate method is ","type":"text"},{"text":"not","type":"text","marks":[{"type":"strong"}]},{"text":" used if there was an exception thrown while trying to retrieve the data to enrich.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"shareUnitOfWork","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Default behavior is that the enrich operation does not share the unit of work between the parent exchange and the resource exchange.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"cacheSize","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"1000","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Option to configure the cache size for the ","type":"text"},{"text":"ProducerCache","type":"text","marks":[{"type":"code"}]},{"text":", which caches producers for reuse in the enrich operation","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ignoreInvalidEndpoint","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Option indicates whether or not to ignore an endpoint URI that cannot be resolved","type":"text"}]}]}]}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"Aggregation Strategy with Enrich","type":"text"}]},{"type":"paragraph","content":[{"text":"By default, the ","type":"text"},{"text":"enrich()","type":"text","marks":[{"type":"code"}]},{"text":" method will retrieve additional data from a resource endpoint to enrich an incoming message that is contained in the original exchange. You can use an aggregation strategy to combine the original exchange and the resource exchange. ","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n \n direct:resource\n \n \n \n \n \n ...\n \n\n\n","type":"text"}]},{"type":"paragraph","content":[{"text":"The Aggregation Strategy could be:","type":"text"}]},{"type":"codeBlock","content":[{"text":"public class ExampleAggregationStrategy implements AggregationStrategy {\n\n public Exchange aggregate(Exchange original, Exchange resource) {\n Object origBody = original.getIn().getBody();\n Object theResponse = resource.getIn().getBody();\n Object mergeResult = ... // combine original body and resource response\n if (original.getPattern().isOutCapable()) {\n original.getOut().setBody(mergeResult);\n } else {\n original.getIn().setBody(mergeResult);\n }\n return original;\n }\n\n}","type":"text"}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"Using Dynamic URIs with Enrich","type":"text"}]},{"type":"paragraph","content":[{"text":"Both the ","type":"text"},{"text":"enrich()","type":"text","marks":[{"type":"code"}]},{"text":" and ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" methods support the use of dynamic URIs that are computed based on information from the current exchange. For example, to enrich from an HTTP endpoint where the header with the ","type":"text"},{"text":"orderId","type":"text","marks":[{"type":"code"}]},{"text":" key is used as part of the content path of the HTTP URL:","type":"text"}]},{"type":"codeBlock","content":[{"text":"from(\"direct:start\")\n .enrich().simple(\"http:myserver/${header.orderId}/order\")\n .to(\"direct:result\");","type":"text"}]},{"type":"paragraph","content":[{"text":"Or in XML DSL as:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n http:myserver/${header.orderId}/order\n \n \n","type":"text"}]},{"type":"heading","attrs":{"level":3},"content":[{"text":"Use of pollEnrich Method","type":"text"}]},{"type":"paragraph","content":[{"text":"The ","type":"text"},{"text":"pollEnrich","type":"text","marks":[{"type":"code"}]},{"text":" command will utilize the resource endpoint as a consumer. Therefore, instead of sending an exchange to the resource endpoint, it ","type":"text"},{"text":"polls ","type":"text","marks":[{"type":"em"}]},{"text":"the endpoint and (by default) the poll returns immediately if there is no exchange available from the resource endpoint.","type":"text"}]},{"type":"codeBlock","content":[{"text":"from(\"activemq:queue:order\")\n .pollEnrich(\"file://order/data/additional?fileName=orderId\")\n .to(\"bean:processOrder\");","type":"text"}]},{"type":"paragraph","content":[{"text":"We can limit the time to wait for the file to be ready:","type":"text"}]},{"type":"codeBlock","content":[{"text":"from(\"activemq:queue:order\")\n .pollEnrich(\"file://order/data/additional?fileName=orderId\", 20000) // timeout is in milliseconds\n .to(\"bean:processOrder\");","type":"text"}]},{"type":"paragraph"},{"type":"heading","attrs":{"level":4},"content":[{"text":"Polling Methods","type":"text"}]},{"type":"paragraph","content":[{"text":"The ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" method will poll our consumer endpoints by using one of the following poling methods:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"receiveNoWait()","type":"text","marks":[{"type":"code"}]},{"text":"(This is the default.)","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"receive()","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"receive(long timeout)","type":"text","marks":[{"type":"code"}]}]}]}]},{"type":"paragraph","content":[{"text":"Additionally, the timeout parameter of ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" command is specified in milliseconds and the evaluation of its value will determine which method to call:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"When the timeout is ","type":"text"},{"text":"0","type":"text","marks":[{"type":"code"}]},{"text":" or not specified, ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" calls ","type":"text"},{"text":"receiveNoWait","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"When the timeout is negative, ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" calls ","type":"text"},{"text":"receive","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Otherwise, ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" calls ","type":"text"},{"text":"receive(timeout)","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]}]}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"pollEnrich Examples","type":"text"}]},{"type":"paragraph","content":[{"text":"The following shows enrichment of the message by loading the content from the ","type":"text"},{"text":"inbox/data.txt","type":"text","marks":[{"type":"code"}]},{"text":" file:","type":"text"}]},{"type":"codeBlock","content":[{"text":" from(\"direct:start\")\n .pollEnrich(\"file:inbox?fileName=data.txt\")\n .to(\"direct:result\");","type":"text"}]},{"type":"paragraph","content":[{"text":"Or, this example in XML DSL:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n file:inbox?fileName=data.txt\"\n \n \n","type":"text"}]},{"type":"paragraph","content":[{"text":"NOTE: ","type":"text","marks":[{"type":"strong"}]},{"text":"If the specified file does not exist then the message is empty.","type":"text"}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"pollEnrich Timeout","type":"text"}]},{"type":"paragraph","content":[{"text":"We can specify a timeout to wait (potentially forever) until a file exists or to wait up to a particular length of time. In the following example, the command waits no more than 3 seconds:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n file:inbox?fileName=data.txt\"\n \n \n","type":"text"}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"Dynamic URI with pollEnrich","type":"text"}]},{"type":"paragraph","content":[{"text":"Both the ","type":"text"},{"text":"enrich()","type":"text","marks":[{"type":"code"}]},{"text":" and ","type":"text"},{"text":"pollEnrich()","type":"text","marks":[{"type":"code"}]},{"text":" methods support the use of dynamic URIs. The value of this type of URI is computed based on information from the current exchange. As an illustration, to poll enrich from an endpoint that uses a header to indicate a SEDA queue name, you can do something like this:","type":"text"}]},{"type":"codeBlock","content":[{"text":"from(\"direct:start\")\n .pollEnrich().simple(\"seda:${header.name}\")\n .to(\"direct:result\");","type":"text"}]},{"type":"paragraph","content":[{"text":"Or, shown here in XML DSL:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n seda${header.name}\n \n \n","type":"text"}]},{"type":"paragraph","content":[{"text":"pollEnrich Options","type":"text"}]},{"type":"table","attrs":{"layout":"default","localId":"727f263e-929f-4e9c-8e47-9206edab6e72"},"content":[{"type":"tableRow","content":[{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Name","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Default Value","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Description","type":"text","marks":[{"type":"strong"}]}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"expression","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"None","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Specify an expression for configuring the URI of the external service to enrich from.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"uri","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"This options have been deprecated. Specify the ","type":"text"},{"text":"expression","type":"text","marks":[{"type":"code"}]},{"text":" option instead.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ref","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Refers to the endpoint for the external service to enrich from. You must use either ","type":"text"},{"text":"uri","type":"text","marks":[{"type":"code"}]},{"text":" or ","type":"text"},{"text":"ref","type":"text","marks":[{"type":"code"}]},{"text":".","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"strategyRef","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Refers to an ","type":"text"},{"text":"AggregationStrategy","type":"text","marks":[{"type":"link","attrs":{"href":"http://camel.apache.org/maven/current/camel-core/apidocs/org/apache/camel/processor/aggregate/AggregationStrategy.html"}}]},{"text":" to be used to merge the reply from the external service into a single outgoing message.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"StrategyMethodName","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph"}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"When using POJOs as the ","type":"text"},{"text":"AggregationStrategy","type":"text","marks":[{"type":"code"}]},{"text":", specify this option to explicitly declare the name of the aggregation method","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"strategyMethodAllowNull","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The default behavior is that the aggregate method is not used if there is no data to enrich.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"aggregateOnException","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The default behavior is that the aggregate method is ","type":"text"},{"text":"not","type":"text","marks":[{"type":"strong"}]},{"text":" used if there was an exception thrown while trying to retrieve the data to enrich.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"shareUnitOfWork","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Default behavior is that the enrich operation does not share the unit of work between the parent exchange and the resource exchange.","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"cacheSize","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"1000","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Option to configure the cache size for the ","type":"text"},{"text":"ProducerCache","type":"text","marks":[{"type":"code"}]},{"text":", which caches producers for reuse in the enrich operation","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ignoreInvalidEndpoint","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"false","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Option indicates whether or not to ignore an endpoint URI that cannot be resolved","type":"text"}]}]}]}]},{"type":"paragraph"}],"version":1}

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