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Tomcat example source code file (HandlerRef.java)

This example Tomcat source code file (HandlerRef.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, handler_name, handler_namespace, handler_soaprole, handlerref, handlerref, naming, refaddr, refaddr, reference, string, string, stringbuffer, stringrefaddr, stringrefaddr, util

The Tomcat HandlerRef.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 javax.naming.Context;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.StringRefAddr;

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

public class HandlerRef
    extends Reference {


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


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


    /**
     * HandlerName address type.
     */
    public static final String HANDLER_NAME  = "handlername";


    /**
     * Handler Classname address type.
     */
    public static final String HANDLER_CLASS  = "handlerclass";


    /**
     * Handler Classname address type.
     */
    public static final String HANDLER_LOCALPART  = "handlerlocalpart";


    /**
     * Handler Classname address type.
     */
    public static final String HANDLER_NAMESPACE  = "handlernamespace";


    /**
     * Handler Classname address type.
     */
    public static final String HANDLER_PARAMNAME  = "handlerparamname";


    /**
     * Handler Classname address type.
     */
    public static final String HANDLER_PARAMVALUE  = "handlerparamvalue";


    /**
     * Handler SoapRole address type.
     */
    public static final String HANDLER_SOAPROLE  = "handlersoaprole";


    /**
     * Handler PortName address type.
     */
    public static final String HANDLER_PORTNAME  = "handlerportname";


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


    /**
     * Service Reference.
     * 
     * @param serviceClass Service class
     */
    public HandlerRef(String refname, String handlerClass) {
        this(refname, handlerClass, null, null);
    }


    /**
     * Service Reference.
     * 
     * @param serviceClass Service class
     */
    public HandlerRef(String refname, String handlerClass,
                    String factory, String factoryLocation) {
        super(refname, factory, factoryLocation);
        StringRefAddr refAddr = null;
        if (refname != null) {
            refAddr = new StringRefAddr(HANDLER_NAME, refname);
            add(refAddr);
        }
        if (handlerClass != null) {
            refAddr = new StringRefAddr(HANDLER_CLASS, handlerClass);
            add(refAddr);
        }
    }


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


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


    /**
     * 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("HandlerRef[");
        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


}

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