/*
 * Copyright 2001-2004 The Apache Software Foundation.
 * 
 * Licensed 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.axis.wsdl.toJava;

import org.apache.axis.wsdl.gen.Generator;
import org.apache.axis.wsdl.symbolTable.ServiceEntry;
import org.apache.axis.wsdl.symbolTable.SymbolTable;

import javax.wsdl.Service;
import java.io.IOException;

/**
 * This is Wsdl2java's Service Writer.  It writes the following files, as appropriate:
 * <serviceName>.java, <serviceName>TestCase.java.
 */
public class JavaServiceWriter implements Generator {

    /** Field serviceIfaceWriter */
    protected Generator serviceIfaceWriter = null;

    /** Field serviceImplWriter */
    protected Generator serviceImplWriter = null;

    /** Field testCaseWriter */
    protected Generator testCaseWriter = null;

    /** Field PORT_NAME */
    public static final String PORT_NAME = "port name";
	
    /** Field emitter */
    protected Emitter emitter;
	
    /** Field WSDL service */
    protected Service service;
    
    /** Field symbolTable */
    protected SymbolTable symbolTable;

    /**
     * Constructor.
     * 
     * @param emitter     
     * @param service     
     * @param symbolTable 
     */
    public JavaServiceWriter(Emitter emitter, Service service,
                             SymbolTable symbolTable) {
        this.emitter = emitter;
        this.service = service;
        this.symbolTable = symbolTable;
    }    // ctor
	
    /**
     * setGenerators
     * Logic to set the generators that are based on the Service.
     * This logic was moved from the constructor so extended interfaces
     * can more effectively use the hooks.
     */	
    protected void setGenerators() {
        ServiceEntry sEntry = symbolTable.getServiceEntry(service.getQName());

        if (sEntry.isReferenced()) {
            serviceIfaceWriter = new JavaServiceIfaceWriter(emitter, sEntry,
                    symbolTable);
            serviceImplWriter = new JavaServiceImplWriter(emitter, sEntry,
                    symbolTable);

            if (emitter.isTestCaseWanted()) {
                testCaseWriter = new JavaTestCaseWriter(emitter, sEntry,
                        symbolTable);
            }
        }
    }
    
    /**
     * Set the writer based on the other condition after generate() is called.
     */    
    protected void postSetGenerators() {	
        if (emitter.isDeploy()) {
            serviceIfaceWriter = null;
            serviceImplWriter = null;
        }
    }

    /**
     * Write all the service bindnigs:  service and testcase.
     * 
     * @throws IOException 
     */
    public void generate() throws IOException {
        setGenerators();
        postSetGenerators();

        if (serviceIfaceWriter != null) {
            serviceIfaceWriter.generate();
        }

        if (serviceImplWriter != null) {
            serviceImplWriter.generate();
        }

        if (testCaseWriter != null) {
            testCaseWriter.generate();
        }
    }    // generate
}    // class JavaServiceWriter