Package org.apache.tomcat.shell.deployment

Source Code of org.apache.tomcat.shell.deployment.Config

/*
* $Header: /home/cvs/jakarta-tomcat/src/j2ee/org/apache/tomcat/shell/deployment/Attic/Config.java,v 1.2 2000/02/29 22:42:43 costin Exp $
* $Revision: 1.2 $
* $Date: 2000/02/29 22:42:43 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation.  All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution, if
*    any, must include the following acknowlegement: 
*       "This product includes software developed by the
*        Apache Software Foundation (http://www.apache.org/)."
*    Alternately, this acknowlegement may appear in the software itself,
*    if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
*    Foundation" must not be used to endorse or promote products derived
*    from this software without prior written permission. For written
*    permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
*    nor may "Apache" appear in their names without prior written
*    permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
* ITS 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation.  For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/


package org.apache.tomcat.shell.deployment;

import org.apache.tomcat.shell.Constants;
import org.apache.tomcat.shell.StartupException;
import org.apache.tomcat.util.StringManager;
import org.apache.tomcat.util.XMLParser;
import org.apache.tomcat.util.XMLTree;
import org.apache.tomcat.util.URLUtil;
import java.io.*;
import java.net.*;
import java.util.*;

/**
*
* @author James Todd [gonzo@eng.sun.com]
*/

public class Config {

    private StringManager sm =
        StringManager.getManager(Constants.Package);
    private String[] args;
    private URL configURL = null;
    private XMLTree config = null;
    private ServerConfig serverConfig = null;
   
    /**
     *
     */

    public Config()
    throws StartupException {
        this(null);
    }

    /**
     *
     */
   
    public Config(String[] args)
    throws StartupException {
  this.args = args;
    }

    /**
     *
     */

    public void loadConfig(String configFile)
    throws StartupException {
        loadConfig(configFile, Constants.XML.DefaultValidate);
    }

    /**
     *
     */

    public void loadConfig(String configFile, boolean validate)
    throws StartupException {
  File f = new File(configFile);

  if (! f.exists() &&
      (! isArg(Constants.Arg.NoConfig))) {

      /* Creating a "default" config with examples and root
         is confusing and doesn't work anyway ( since examples and root are in
         different directories, we can't guess the location )
         Also, it means something is wrong - and it's better to
         warn the user, so he can correct it
      */
      System.out.println("No config file found " + configFile );
      throw new StartupException("No config file found " + configFile );
     
      //       System.out.println("No config file found " + configFile );
      //       InputStream is =
      //           this.getClass().getResourceAsStream(configFile);
     
      //       loadConfig(is, validate);
  } else {
      try {
          configURL = URLUtil.resolve(configFile);
      } catch (MalformedURLException mue) {
          String msg = sm.getString("startup.loadconfig.mue",
        configFile);

    throw new StartupException(msg);
      }

      loadConfig(configURL, validate);
  }
    }

    /**
     *
     */

    public void loadConfig(URL configURL)
    throws StartupException {
        loadConfig(configURL, Constants.XML.DefaultValidate);
    }

    /**
     *
     */

    public void loadConfig(URL configURL, boolean validate)
    throws StartupException {
  if (isArg(Constants.Arg.Validate)) {
      String validateStr = getArg(Constants.Arg.Validate);

      validate = Boolean.valueOf(validateStr).booleanValue();
  }

  System.out.println(sm.getString("startup.loadconfig.msg",
            configURL));

  XMLParser parser = new XMLParser();

  try {
      this.config = parser.process(configURL, validate);
  } catch (Exception e) {
      throw new StartupException(e.getMessage());
  }

        processArgs(this.config);
    }

    /**
     *
     */

    public void loadConfig(InputStream is, boolean validate)
    throws StartupException {
        XMLParser parser = new XMLParser();

  try {
      this.config = parser.process(is, validate);
  } catch (Exception e) {
      throw new StartupException(e.getMessage());
  }

  processArgs(this.config);
    }

    /**
     * Determines if the given string is amongst the arguments given
     * on the command line.
     *
     * @param arg
     */

    public boolean isArg(String arg) {
        boolean searchResults = false;

  for (int i = 0; i < this.args.length; i++) {
      if (this.args[i].equalsIgnoreCase("-" + arg)) {
          searchResults = true;

    break;
      }
  }
 
  return searchResults;
    }

    /**
     * Gets the value associated with the given argument. If the argument
     * doesn't have a value, or if the argument doesn't exist in the set
     * of arguments, then return null.
     *
     * @param arg
     */

    public String getArg(String arg) {
        String value = null;

  for (int i = 0; i < this.args.length; i++) {
      if (this.args[i].equalsIgnoreCase("-" + arg) &&
                i < this.args.length - 1) {
    value = this.args[i + 1];

                break;
      }
  }
 
  return value;
    }

    /**
     *
     */

    public XMLTree getConfig() {
        return this.config;
    }

    /**
     *
     */

    public ServerConfig getServerConfig() {
        return this.serverConfig;
    }

    /**
     *
     */

    public static void main(String[] args) {
        try {
      new Config(args);
  } catch (StartupException e) {
      System.out.println(e.getMessage());
  }
    }

    /**
     *
     */

    private void createConfigFile(String configFile)
    throws StartupException {
        try {
      InputStream is =
                this.getClass().getResourceAsStream(configFile);
      FileOutputStream out = new FileOutputStream(configFile);
      byte[] buf = new byte[1024];
      int read = 0;

      do {
          out.write(buf, 0, read);
    read = is.read(buf, 0, buf.length);
      } while (read > -1);

      is.close();
      out.close();
  } catch (IOException e) {
      String msg = sm.getString("startup.loadconfig.ioe",
          configFile);

      throw new StartupException(msg);
  }
    }

    /**
     *
     */

    private void processArgs(XMLTree config) {
  String adminPortStr =
            (String)config.getAttribute(Constants.Attribute.AdminPort);

        for (int i = 0; i < Constants.WEBSERVER_ATTRIBUTES.length; i++) {
      String key = Constants.WEBSERVER_ATTRIBUTES[i];

      if (isArg(key)) {
          config.addAttribute(key, getArg(key));
      }
  }

  Enumeration enum = config.elements();

  while (enum.hasMoreElements()) {
      XMLTree configElement = (XMLTree)enum.nextElement();
      String id =
          (String)configElement.getAttribute(Constants.Attribute.Id);

            for (int i = 0; i < Constants.SERVICE_ATTRIBUTES.length; i++) {
          String key = Constants.SERVICE_ATTRIBUTES[i];

    if (isArg(key + ":" + id)) {
        configElement.addAttribute(key, getArg(key + ":" + id));
    } else if (isArg(key + ":*")) {
        configElement.addAttribute(key, getArg(key + ":*"));
    } else if (isArg(key) &&
        (config.getElements().size() == 1 ||
            (id.equals(getArg(Constants.Arg.ServiceId))))) {
        configElement.addAttribute(key, getArg(key));
    }
      }
  }

  this.serverConfig = new ServerConfig(this.config);
    }
}
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