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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sca.invocation;
/**
* Tuscany built-in phases for the invocation chain. The phases are organized
* here such that a message passing from reference component implementation to
* service component implementation passes through the phases from top to bottom
*
* @version $Rev$ $Date$
* @tuscany.spi.extension.asclient
*/
public interface Phase {
// Reference operation chains
String REFERENCE = "component.reference"; // The first phase for outgoing invocations via a reference
String REFERENCE_INTERFACE = "reference.interface"; // data transformation and validation
String REFERENCE_POLICY = "reference.policy"; // reference policy handling
String REFERENCE_BINDING = "reference.binding"; // reference binding invoker
// Reference binding chain
String REFERENCE_BINDING_WIREFORMAT = "reference.binding.wireformat";
String REFERENCE_BINDING_POLICY = "reference.binding.policy";
String REFERENCE_BINDING_TRANSPORT = "reference.binding.transport";
// Service binding chain
String SERVICE_BINDING_TRANSPORT = "service.binding.transport";
String SERVICE_BINDING_OPERATION_SELECTOR = "service.binding.operationselector";
String SERVICE_BINDING_WIREFORMAT = "service.binding.wireformat";
String SERVICE_BINDING_POLICY = "service.binding.policy";
// Service operation chains
String SERVICE_BINDING = "service.binding"; // The first phase for incoming invocations via a service
String SERVICE_INTERFACE = "service.interface"; // data validation and transformation
String SERVICE_POLICY = "service.policy"; // service policy handling
String SERVICE = "component.service"; // TODO: not sure if we need to have this phase
String IMPLEMENTATION_POLICY = "implementation.policy"; // implementation policy handling
String IMPLEMENTATION = "component.implementation"; // implementation invoker
}
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