{"type":"doc","content":[{"type":"paragraph","content":[{"text":"In some scenarios, the messages that we are processing may contain multiple elements and each of these may need to be handled in a completely different manner. In these situations, we use the Splitter pattern to allow us to separate a message into different parts and route each one individually. ","type":"text"}]},{"type":"paragraph","content":[{"text":"In the following example, we see the implementation of a Splitter pattern to break a single composite message into separate pieces with each containing data related to a single item. ","type":"text"}]},{"type":"paragraph","content":[{"text":" ","type":"text"}]},{"type":"heading","attrs":{"level":4},"content":[{"text":"XML DSL Example","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"In the following route, we are consuming messages from an ","type":"text"},{"text":"order ","type":"text","marks":[{"type":"em"}]},{"text":"folder. As it is read, we are employing XPATH to separate the XML payloads by line items within the Invoice. ","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n /invoice/lineItems\n \n \n","type":"text"}]},{"type":"paragraph"},{"type":"paragraph","content":[{"text":"Or, we can alternately use a regular expression to perform the message separation:","type":"text"}]},{"type":"codeBlock","content":[{"text":"\n \n \n \n \n \n","type":"text"}]},{"type":"paragraph"},{"type":"heading","attrs":{"level":4},"content":[{"text":"XML DSL using Bean Example","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"The use of ","type":"text"},{"text":"Split ","type":"text","marks":[{"type":"strong"}]},{"text":"will evaluate as an ","type":"text"},{"text":"org.apache.camel.Expression","type":"text","marks":[{"type":"strong"}]},{"text":" to provide an iterable object that is able to produce each new individual message. Thus, it allows us to provide any kind of expression; such as a Bean invoked via a method call.","type":"text"}]},{"type":"paragraph"},{"type":"codeBlock","content":[{"text":"\n \n \n\n\n\n\npublic List splitMessage(String body) {\n // split using java code and return a List\n List items = ...\n return items;\n}","type":"text"}]}],"version":1}

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