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The Claim Check EIP reduces the data volume of messages sent across a system without sacrificing information content. It stores the entire message at the initial stage of a sequence of processing steps, and it extracts only the parts required by the preceding following steps. Once processing is completed, it retrieves the stored message and performs any operations. This pattern ensures better performance, since large chunks of unwanted data are reduced to lightweight bits before being processed. For more information, refer to http://www.eaipatterns.com/StoreInLibrary.html.
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- Download and install the WSO2 ESB from http://wso2.com/products/enterprise-service-bus. For a list of prerequisites and step-by-step installation instructions, refer to Getting Started Installation Guide in the WSO2 ESB documentation.
- Start the sample Axis2 server. For instructions, refer to the section Setting Up the ESB Samples Setup - Starting Sample Back-End Servicesthe Axis2 server in the WSO2 ESB documentation.
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Start the ESB server and log into its management console UI (https://localhost:9443/carbon). In the management console, navigate to the Main Menu, click Service Bus and then Source View menu and click Source View in the Service Bus section. Next, copy and paste the following configuration, which helps you explore the example scenario, to the source view. Anchor step3 step3
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