CDACHServicesClient.java

/*******************************************************************************
 * Copyright (c) 2010, Oliver Egger, visionary ag
 * 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *    
 *******************************************************************************/

package ch.docbox.elexis;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

import javax.xml.namespace.QName;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class CDACHServicesClient {
	
	private static Logger log = LoggerFactory.getLogger(CDACHServicesClient.class);
	
	public static final QName SERVICE_NAME = new QName("http://ws.docbox.ch/CDACHServices/",
		"CDACHServices");
	
	public CDACHServicesClient(){}
	
	private static char[] hex = {
		'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'
	};
	
	public final static String toHex(byte[] v){
		String out = "";
		for (int i = 0; i < v.length; i++)
			out = out + hex[(v[i] >> 4) & 0xF] + hex[v[i] & 0xF];
		return (out);
	}
	
	public static String getSHA1(String password){
		if (password == null || "".equals(password)) {
			return "";
		}
		MessageDigest md = null;
		try {
			md = MessageDigest.getInstance("SHA");
			md.update(password.getBytes("UTF-8"));
			byte[] digest = md.digest();
			return toHex(digest);
		} catch (NoSuchAlgorithmException e) {
			log.error("Error in getSHA1, returning empty string", e);
		} catch (UnsupportedEncodingException e) {
			log.error("Error in getSHA1, returning empty string", e);
		}

		return "";
	}
}