java:call
     Calls a Java method.
  
    You can use the java:call feature to call a Java method. This can be used to call beans and routines available in Talend Studio for example.
Arguments
Java parameters.
Three different syntaxes are supported:
    - Call to a static method: java:call(<class_name>, <method_name>, <arguments>)
 - Call to a non-static method: java:call(java:new(<class_name>, <constructor_arguments>), <method_name>, <arguments>)
 - Call to a non-static method of a Java object returned by another method of a Java object: java:call(java:call(<class_name>, <method_name>, <arguments>), <method_name>, <arguments>)