inputParameters.add(descriptorBuilder.buildInputParameterType("echo_input", "echo input", DataType.STRING));
List<OutputParameterType> outputParameters = new ArrayList<OutputParameterType>();
outputParameters.add(descriptorBuilder.buildOutputParameterType("echo_output", "Echo output", DataType.STRING));
ServiceDescription serviceDescription = descriptorBuilder.buildServiceDescription("Echo", "Echo service",
inputParameters, outputParameters);
log("Adding service description ...");
try {