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The WSO2 ESB mediator catalog
Category | Name | Description |
|---|---|---|
| Core | Call | Invoke a service in non blocking synchronous manner |
| Enqueue | Uses a priority executor to ensure high-priority messages are not dropped |
Sends a message |
Moves the message from the In flow to the Out flow, skipping all remaining configuration in the In flow |
Inserts a reference to a sequence |
| Respond | Stops processing on the message and sends it back to the client |
| Event | Sends event notifications to an event source, publishes messages to predefined topics |
Drops a message |
| Call Template | Constructs a sequence by passing values into a sequence template |
Enriches a message |
Sets or remove properties associated with the message |
Logs a message | ||
Filter | Filters a message using XPath, if-else kind of logic |
Applies to messages that are in the Out path of the ESB |
Applies to messages that are in the In path of the ESB |
| Validate | Validates XML messages against a specified schema. |
Filters messages using XPath, switch logic |
Routes messages based on XPath filtering |
Implements complex routing rules (Header based routing, content based routing and other rules)
| |||||||
Transform | Performs XSLT transformations on the XML payload |
| FastXSLT | Performs XSLT transformations on the message stream |
Modifies and rewrites URLs or URL fragments |
| XQuery | Performs XQuery transformation |
Sets or removes SOAP headers |
Fault (also called Makefault) | Create SOAP Faults |
| PayloadFactory | Transforms or replaces message content in between the client and the backend server | |
Advanced | Evaluates messages based on whether the same message came to the ESB |
| ForEach | Splits a message into a number of different messages by finding matching elements in an XPath expression of the original message. |
Clones a message |
Stores messages in a predefined message store |
Splits a message |
Combines a message |
Blocks web services calls |
Executes a set of mediators transactionally |
Limits the number of messages |
Writes data to database |
Retrieves information from database |
| EJB | Calls an external Enterprise JavaBean(EJB) and stores the result in the message payload or in a message context property. |
Executes rules | |
| Builder | Builds the actual SOAP message, from a message, which is coming into the ESB through the Binary Relay. |
Evaluates user actions against a XACML policy |
2-legged OAuth support |
| Smooks | Used to apply lightweight transformations on messages in an efficient manner. | |
| Data Mapper | Converts and transforms one data format to another, or changes the structure of the data in a message. | |
| Extension | Bean | Manipulates JavaBeans |
Creates and executes a custom mediator |
Executes a custom command |
Executes a mediator written in Scripting language |
Creates a mediator managed by Spring | ||
| Agent | BAM | Captures data events and sends them to the BAM server |
| Publish Event | Constructs events and publishes them to different systems such as WSO2 BAM/DAS/CEP/SP via event sinks. |