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Java example source code file (JAXWSUtils.java)

This example Java source code file (JAXWSUtils.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

file, illegalargumentexception, ioexception, jaxwsutils, malformedurlexception, net, network, qname, regex, resultofobjectallocationignored, string, stringbuilder, suppresswarnings, urisyntaxexception, url, util

The JAXWSUtils.java Java example source code

/*
 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.util;

import java.util.UUID;
import java.util.regex.Pattern;
import java.net.URL;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.io.File;
import java.io.IOException;

import javax.xml.namespace.QName;

/**
 * @author Vivek Pandey
 *
 * Wrapper utility class to be used from the generated code or run time.
 */
public final class JAXWSUtils {
    public static String getUUID(){
         return UUID.randomUUID().toString();
    }



    public static String getFileOrURLName(String fileOrURL) {
        try{
            try {
                return escapeSpace(new URL(fileOrURL).toExternalForm());
            } catch (MalformedURLException e) {
                return new File(fileOrURL).getCanonicalFile().toURL().toExternalForm();
            }
        } catch (Exception e) {
            // try it as an URL
            return fileOrURL;
        }
    }

    public static URL getFileOrURL(String fileOrURL) throws IOException {
        try {
          URL url = new URL(fileOrURL);
          String scheme = String.valueOf(url.getProtocol()).toLowerCase();
          if (scheme.equals("http") || scheme.equals("https"))
            return new URL(url.toURI().toASCIIString());
          return url;
        } catch (URISyntaxException e) {
            return new File(fileOrURL).toURL();
        } catch (MalformedURLException e) {
            return new File(fileOrURL).toURL();
        }
    }

  public static URL getEncodedURL(String urlStr) throws MalformedURLException {
      URL url = new URL(urlStr);
      String scheme = String.valueOf(url.getProtocol()).toLowerCase();
      if (scheme.equals("http") || scheme.equals("https")) {
          try {
              return new URL(url.toURI().toASCIIString());
          } catch (URISyntaxException e) {
              MalformedURLException malformedURLException = new MalformedURLException(e.getMessage());
              malformedURLException.initCause(e);
              throw malformedURLException;
          }
       }
       return url;
  }

    private static String escapeSpace( String url ) {
        // URLEncoder didn't work.
        StringBuilder buf = new StringBuilder();
        for (int i = 0; i < url.length(); i++) {
            // TODO: not sure if this is the only character that needs to be escaped.
            if (url.charAt(i) == ' ')
                buf.append("%20");
            else
                buf.append(url.charAt(i));
        }
        return buf.toString();
    }

    public static String absolutize(String name) {
        // absolutize all the system IDs in the input,
        // so that we can map system IDs to DOM trees.
        try {
            URL baseURL = new File(".").getCanonicalFile().toURL();
            return new URL(baseURL, name).toExternalForm();
        } catch( IOException e) {
            //ignore
        }
        return name;
    }

    /**
     * Checks if the system ID is absolute.
     */
    @SuppressWarnings("ResultOfObjectAllocationIgnored")
    public static  void checkAbsoluteness(String systemId) {
        // we need to be able to handle system IDs like "urn:foo", which java.net.URL can't process,
        // but OTOH we also need to be able to process system IDs like "file://a b c/def.xsd",
        // which java.net.URI can't process. So for now, let's fail only if both of them fail.
        // eventually we need a proper URI class that works for us.
        try {
            new URL(systemId);
        } catch( MalformedURLException mue) {
            try {
                new URI(systemId);
            } catch (URISyntaxException e) {
                throw new IllegalArgumentException("system ID '"+systemId+"' isn't absolute",e);
            }
        }
    }

    /*
     * To match, both QNames must have the same namespace and the local
     * part of the target must match the local part of the 'pattern'
     * QName, which may contain wildcard characters.
     */
    public static boolean matchQNames(QName target, QName pattern) {
        if ((target == null) || (pattern == null))  {
            // if no service or port is in descriptor
            return false;
        }
        if (pattern.getNamespaceURI().equals(target.getNamespaceURI())) {
            String regex = pattern.getLocalPart().replaceAll("\\*",  ".*");
            return Pattern.matches(regex, target.getLocalPart());
        }
        return false;
    }

}

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