/*
* 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.axis2.util;
import org.apache.axis2.description.AxisBinding;
import org.apache.axis2.description.AxisBindingMessage;
import org.apache.axis2.description.AxisBindingOperation;
import org.apache.axis2.description.AxisDescription;
import org.apache.axis2.description.AxisEndpoint;
import org.apache.axis2.description.AxisMessage;
import org.apache.axis2.description.AxisOperation;
import org.apache.axis2.description.AxisService;
import org.apache.axis2.description.AxisServiceGroup;
import org.apache.axis2.description.PolicyInclude;
import org.apache.axis2.description.PolicySubject;
import org.apache.axis2.engine.AxisConfiguration;
import org.apache.neethi.Policy;
import org.apache.neethi.PolicyComponent;
import org.apache.neethi.PolicyRegistry;
public class AxisPolicyLocator implements PolicyRegistry {
AxisDescription subject = null;
private static final short AXIS_BINDING_MESSAGE = 1;
private static final short AXIS_MESSAGE = 2;
private static final short AXIS_BINDING_OPERATION = 3;
private static final short AXIS_OPERATION = 4;
private static final short AXIS_BINDING = 5;
private static final short AXIS_ENDPOINT = 6;
private static final short AXIS_SERVICE = 7;
private static final short AXIS_SERVICE_GROUP = 8;
private static final short AXIS_CONFIGURATION = 9;
public AxisPolicyLocator(AxisDescription subject) {
this.subject = subject;
}
public Policy lookup(String key) {
if (subject == null) {
return null;
}
Policy policy = null;
PolicySubject policySubject = subject.getPolicySubject();
PolicyComponent attachedPolicyComponent = policySubject
.getAttachedPolicyComponent(key);
if (attachedPolicyComponent != null
&& attachedPolicyComponent instanceof Policy) {
policy = (Policy) attachedPolicyComponent;
if (policy != null) {
return policy;
}
}
if (subject instanceof AxisService) {
policy = ((AxisService) subject).lookupPolicy(key);
if (policy != null) {
return policy;
}
}
short type = getType(subject);
/*
* processing the parallel level
*/
AxisDescription parallelLevel = null;
switch (type) {
case AXIS_BINDING_MESSAGE:
parallelLevel = ((AxisBindingMessage) subject).getAxisMessage();
break;
case AXIS_BINDING_OPERATION:
parallelLevel = ((AxisBindingOperation) subject).getAxisOperation();
break;
default:
break;
}
if (parallelLevel != null) {
policy = (new AxisPolicyLocator(parallelLevel)).lookup(key);
if (policy != null) {
return policy;
}
}
AxisDescription upperLevel = getUpperLevel(type, subject);
if (upperLevel != null) {
policy = (new AxisPolicyLocator(upperLevel)).lookup(key);
return policy;
}
return null;
}
public void register(String key, Policy policy) {
throw new UnsupportedOperationException();
}
public void remove(String key) {
throw new UnsupportedOperationException();
}
private AxisDescription getUpperLevel(short type, AxisDescription thisLevel) {
switch (type) {
case AXIS_BINDING_MESSAGE:
return ((AxisBindingMessage) thisLevel).getAxisBindingOperation();
case AXIS_BINDING_OPERATION:
return ((AxisBindingOperation) thisLevel).getAxisBinding();
case AXIS_BINDING:
return ((AxisBinding) thisLevel).getAxisEndpoint();
case AXIS_ENDPOINT:
return ((AxisEndpoint) thisLevel).getAxisService();
case AXIS_MESSAGE:
return ((AxisMessage) thisLevel).getAxisOperation();
case AXIS_OPERATION:
return ((AxisOperation) thisLevel).getAxisService();
case AXIS_SERVICE:
return ((AxisService) thisLevel).getAxisServiceGroup();
case AXIS_SERVICE_GROUP:
return ((AxisServiceGroup) thisLevel).getAxisConfiguration();
default:
return null;
}
}
private short getType(AxisDescription description) {
if (description instanceof AxisBindingMessage) {
return AXIS_BINDING_MESSAGE;
} else if (description instanceof AxisMessage) {
return AXIS_MESSAGE;
} else if (description instanceof AxisBindingOperation) {
return AXIS_BINDING_OPERATION;
} else if (description instanceof AxisOperation) {
return AXIS_OPERATION;
} else if (description instanceof AxisBinding) {
return AXIS_BINDING;
} else if (description instanceof AxisEndpoint) {
return AXIS_ENDPOINT;
} else if (description instanceof AxisService) {
return AXIS_SERVICE;
} else if (description instanceof AxisServiceGroup) {
return AXIS_SERVICE_GROUP;
} else if (description instanceof AxisConfiguration) {
return AXIS_CONFIGURATION;
}
return -1;
}
}