shared-libraries/servicemix-common/src/main/java/org/apache/servicemix/common/AbstractDeployer.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.servicemix.common;

import org.slf4j.Logger;

import javax.jbi.JBIException;
import javax.jbi.management.DeploymentException;

/**
 * Base classes for custom artifacts deployers.
 * 
 * @author Guillaume Nodet
 * @version $Revision$
 * @since 3.0
 */
public abstract class AbstractDeployer implements Deployer {

    protected final transient Logger logger;
    
    protected ServiceMixComponent component;
    
    public AbstractDeployer(ServiceMixComponent component) {
        this.component = component;
        this.logger = component.getLogger();
    }
    
    protected DeploymentException failure(String task, String info, Throwable e) {
        return ManagementSupport.failure(task, component.getComponentName(), info, e);
    }

    public void undeploy(ServiceUnit su) throws DeploymentException {
        // Force a shutdown of the SU
        // There is no initialized state, so after deployment, the SU
        // is shutdown but may need a cleanup.
        try {
            su.shutDown();
        } catch (Exception e) {
            throw new DeploymentException("Unable to shutDown service unit", e);
        }
    }

    protected void validate(Endpoint endpoint) throws DeploymentException {
        endpoint.validate();
    }

    protected void validate(ServiceUnit su) throws DeploymentException {
        if (su.getEndpoints().size() == 0) {
            throw failure("deploy", "No endpoint found", null);
        }
    }

}