Invoke
Invokes an object method and returns the result of the invoked method.
Method Signature
Invoke(object=[any], method=[string], arguments=[any])Arguments
Argument
Type
Required
Description
Default
object
any
true
method
string
false
The name of the method to invoke
arguments
any
false
An array of positional arguments or a struct of named arguments to pass into the method.
Examples
Invoke a Java Method
Invokes the size method on a new HashMap object, which should return 0
invoke( createObject( "java", "java.util.HashMap" ), "size" );
Result: 0
Invoke a method on a component
Invokes the method named 'test' on the component Test.bx with one parameter
obj = createObject( "component", "Test" );
invoke( obj, "test", {
PARAMETER : "Test Data"
} );
Invoke a method on a webservice with one argument
Invokes the method named 'test' on the webservice Test.bx with one argument
obj = createObject( "webservice", "https://example.com/test.bx?wsdl" );
invoke( obj, "test", {
ARGUMENT1 : "Test Data"
} );
Invoke a method on a webservice with multiple arguments
Invokes the method named 'test' on the webservice Test.bx with multiple arguments
obj = createObject( "webservice", "https://example.com/test.bx?wsdl" );
invoke( obj, "test", {
ARGUMENT1 : "Test Data",
ARGUMENT2 : "More Data",
ARGUMENT3 : "Still More Data"
} );
Additional Examples
<bx:script>
writeDump( label="structure with invoke()", var=invoke( variables, "myStruct", {
A : "First"
} ) );
private function myStruct() {
return "myStruct:" & JSONSerialize( arguments );
}
writeDump( label="Adding numbers with invoke()", var=invoke( variables, "calc", {
A : 3,
B : 2
} ) );
private function calc( numeric a, numeric b ) {
return a + b;
}
</bx:script>
Related
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