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/**
 * easyWSDL - easyWSDL toolbox Platform.
 * Copyright (c) 2008,  eBM Websourcing
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the University of California, Berkeley nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.ow2.easywsdl.wsdl.util;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import com.sun.xml.bind.marshaller.NamespacePrefixMapper;

public class CustomPrefixMapper extends NamespacePrefixMapper {

	public Map predefinedNamespaces = new HashMap();

	public CustomPrefixMapper() {
	}

	public CustomPrefixMapper(String[] customNamespaces) {
		try {

			for (int i = 0; i < customNamespaces.length; i++) {

				String prefix = customNamespaces[i++];
				String namespace = customNamespaces[i];

				this.predefinedNamespaces.put(namespace, prefix);
			}
		} catch (Exception e) {
			System.out
					.println("Error while initialising custom namespaces. Using default namespaces.");
			this.predefinedNamespaces.clear();
		}

	}

	@Override
	public String getPreferredPrefix(String namespaceUri, String suggestion,
			boolean requirePrefix) {

		if (namespaceUri.equals("http://schemas.xmlsoap.org/wsdl/")) {
			return "w";
		} else if (namespaceUri
				.equals("http://schemas.xmlsoap.org/wsdl/soap12/")) {
			return "soap12";
		} else if (namespaceUri.equals("http://schemas.xmlsoap.org/wsdl/soap/")) {
			return "soap";
		} else if (namespaceUri.equals("http://schemas.xmlsoap.org/wsdl/http/")) {
			return "http";
		} else if (namespaceUri.equals("http://schemas.xmlsoap.org/wsdl/mime/")) {
			return "mime";
		} else if (namespaceUri.equals("http://www.w3.org/2001/XMLSchema")) {
			return "xs";
		} else if (this.predefinedNamespaces.containsKey(namespaceUri)) {
			return this.predefinedNamespaces.get(namespaceUri);
		}

		return suggestion;
	}

	@Override
	public String[] getPreDeclaredNamespaceUris() {

		String[] custNS = new String[this.predefinedNamespaces.size() * 2];

		Iterator it = this.predefinedNamespaces.keySet().iterator();

		int i = 0;
		while (it.hasNext()) {
			String ns = it.next();
			String prefix = this.predefinedNamespaces.get(ns);

			custNS[i++] = prefix;
			custNS[i++] = ns;
		}
		return custNS;
	}

}