Tomcat example source code file (ServiceRef.java)

This example Tomcat source code file (ServiceRef.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Tomcat tags/keywords

default_factory, handlerref, jaxrpcmapping, naming, refaddr, refaddr, serviceref, serviceref, string, string, stringbuffer, stringrefaddr, stringrefaddr, util, vector, wsdl

The Tomcat ServiceRef.java source code

/*
 * 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.naming;

import java.util.Enumeration;
import java.util.Vector;

import javax.naming.Context;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.StringRefAddr;

/**
 * Represents a reference web service.
 *
 * @author Fabien Carrion
 */

public class ServiceRef
    extends Reference {


    // -------------------------------------------------------------- Constants


    /**
     * Default factory for this reference.
     */
    public static final String DEFAULT_FACTORY = 
        org.apache.naming.factory.Constants.DEFAULT_SERVICE_FACTORY;


    /**
     * Service Classname address type.
     */
    public static final String SERVICE_INTERFACE  = "serviceInterface";


    /**
     * ServiceQname address type.
     */
    public static final String SERVICE_NAMESPACE  = "service namespace";
    public static final String SERVICE_LOCAL_PART = "service local part";


    /**
     * Wsdl Location address type.
     */
    public static final String WSDL      = "wsdl";


    /**
     * Jaxrpcmapping address type.
     */
    public static final String JAXRPCMAPPING = "jaxrpcmapping";


    /**
     * port-component-ref/port-component-link address type.
     */
    public static final String PORTCOMPONENTLINK = "portcomponentlink";


    /**
     * port-component-ref/service-endpoint-interface address type.
     */
    public static final String SERVICEENDPOINTINTERFACE = "serviceendpointinterface";


    /**
     * The vector to save the handler Reference objects, because they can't be saved in the addrs vector.
     */
    private Vector<HandlerRef> handlers = new Vector();


    // ----------------------------------------------------------- Constructors


    /**
     * Service Reference.
     * 
     * @param serviceClass Service class
     */
    public ServiceRef(String refname, String serviceInterface, String[] serviceQname, 
                       String wsdl, String jaxrpcmapping) {
        this(refname, serviceInterface, serviceQname, wsdl, jaxrpcmapping,
                        null, null);
    }


    /**
     * Service Reference.
     * 
     * @param serviceClass Service class
     */
    public ServiceRef(String refname, String serviceInterface, String[] serviceQname, 
                       String wsdl, String jaxrpcmapping,
                       String factory, String factoryLocation) {
        super(serviceInterface, factory, factoryLocation);
        StringRefAddr refAddr = null;
        if (serviceInterface != null) {
            refAddr = new StringRefAddr(SERVICE_INTERFACE, serviceInterface);
            add(refAddr);
        }
        if (serviceQname[0] != null) {
            refAddr = new StringRefAddr(SERVICE_NAMESPACE, serviceQname[0]);
            add(refAddr);
        }
        if (serviceQname[1] != null) {
            refAddr = new StringRefAddr(SERVICE_LOCAL_PART, serviceQname[1]);
            add(refAddr);
        }
        if (wsdl != null) {
            refAddr = new StringRefAddr(WSDL, wsdl);
            add(refAddr);
        }
        if (jaxrpcmapping != null) {
            refAddr = new StringRefAddr(JAXRPCMAPPING, jaxrpcmapping);
            add(refAddr);
        }
    }


    // ----------------------------------------------------- Instance Variables


    // ------------------------------------------------------ Reference Methods


    /**
     * Add and Get Handlers classes.
     */
    public HandlerRef getHandler() {
        return handlers.remove(0);
    }


    public int getHandlersSize() {
        return handlers.size();
    }


    public void addHandler(HandlerRef handler) {
        handlers.add(handler);
    }


    /**
     * Retrieves the class name of the factory of the object to which this 
     * reference refers.
     */
    public String getFactoryClassName() {
        String factory = super.getFactoryClassName();
        if (factory != null) {
            return factory;
        } else {
            factory = System.getProperty(Context.OBJECT_FACTORIES);
            if (factory != null) {
                return null;
            } else {
                return DEFAULT_FACTORY;
            }
        }
    }


    // --------------------------------------------------------- Public Methods


    /**
     * Return a String rendering of this object.
     */
    public String toString() {

        StringBuffer sb = new StringBuffer("ServiceRef[");
        sb.append("className=");
        sb.append(getClassName());
        sb.append(",factoryClassLocation=");
        sb.append(getFactoryClassLocation());
        sb.append(",factoryClassName=");
        sb.append(getFactoryClassName());
        Enumeration refAddrs = getAll();
        while (refAddrs.hasMoreElements()) {
            RefAddr refAddr = (RefAddr) refAddrs.nextElement();
            sb.append(",{type=");
            sb.append(refAddr.getType());
            sb.append(",content=");
            sb.append(refAddr.getContent());
            sb.append("}");
        }
        sb.append("]");
        return (sb.toString());

    }


    // ------------------------------------------------------------- Properties


}