/*
 * Copyright Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags and
 * the COPYRIGHT.txt file distributed with this work.
 *
 * 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.teiid.translator;

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLEncoder;

import javax.resource.cci.Connection;
import javax.xml.namespace.QName;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
import javax.xml.ws.Dispatch;
import javax.xml.ws.Service;

/**
 * Simple {@link Connection} interface for web services
 */
public interface WSConnection extends Connection {
	
	public static final String STATUS_CODE = "status-code"; //$NON-NLS-1$

	<T> Dispatch<T> createDispatch(String binding, String endpoint, Class<T> type, Service.Mode mode);
	
	<T> Dispatch<T> createDispatch(Class<T> type, Service.Mode mode) throws IOException;
	
	URL getWsdl();
	
	QName getServiceQName();
	
	QName getPortQName();

	public static class Util {
		
		public static String appendQueryString(String endpoint, String param) {
			return endpoint + (endpoint.indexOf('?') >= 0?'&':'?') + param;
		}
		
	    public static String httpURLEncode(String s) {
	        try {
	            return URLEncoder.encode(s, "UTF-8").replaceAll("\\+", "%20"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	        } catch (UnsupportedEncodingException e) {
	        	throw new RuntimeException(e);
	        }
	    }

		public static void closeSource(final Source source) {
			if (!(source instanceof StreamSource)) {
				return;
			}
			
			StreamSource stream = (StreamSource)source;
			try {
				if (stream.getInputStream() != null) {
					stream.getInputStream().close();
				}
			} catch (IOException e) {
			}
			try {
				if (stream.getReader() != null) {
					stream.getReader().close();
				}
			} catch (IOException e) {
			}
		}
		
	}

	String getStatusMessage(int status);
	
}
