JDKLoggingReferencePolicyProvider.java

/*
 * 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.policy.logging.jdk;

import java.util.List;

import org.apache.tuscany.sca.assembly.EndpointReference;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.invocation.Phase;
import org.apache.tuscany.sca.invocation.PhasedInterceptor;
import org.apache.tuscany.sca.provider.BasePolicyProvider;

/**
 * @version $Rev$ $Date$
 */
public class JDKLoggingReferencePolicyProvider extends BasePolicyProvider<JDKLoggingPolicy> {

    public JDKLoggingReferencePolicyProvider(EndpointReference endpointReference) {
        super(JDKLoggingPolicy.class, endpointReference);
    }

    public PhasedInterceptor createInterceptor(Operation operation) {
        List<JDKLoggingPolicy> policies = findPolicies();
        return policies.isEmpty() ? null : new JDKLoggingPolicyInterceptor(subject, getContext(), operation,
                                                                           policies, Phase.REFERENCE_POLICY);
    }

}