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From prick...@apache.org
Subject cvs commit: jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database DatabaseContentHandler.java DriverProtocol.java
Date Fri, 29 Nov 2002 16:53:29 GMT
prickett    2002/11/29 08:53:29

  Added:       periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database
                        DatabaseContentHandler.java DriverProtocol.java
  Log:
  Added a first cut of the Database Content Handler java file
  
  Added a first cut of the Driver Protocol java file
  
  Revision  Changes    Path
  1.1                  jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DatabaseContentHandler.java
  
  Index: DatabaseContentHandler.java
  ===================================================================
  
  package org.apache.commons.periodicity.database;
  
  /*
   * $Header: /home/cvs/jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DatabaseContentHandler.java,v
1.1 2002/11/29 16:53:28 prickett Exp $
   * $Revision: 1.1 $
   * $Date: 2002/11/29 16:53:28 $
   *
   * ====================================================================
   * 
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2000-2002 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", "Commons", 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/>.
   *
   */ 
  
  
  import java.util.Map;
  import java.util.Hashtable;
  import java.util.Set;
  import java.util.HashSet;
  import org.xml.sax.Attributes;
  import org.xml.sax.SAXException;
  import org.xml.sax.helpers.DefaultHandler;
  import org.apache.log4j.Logger;
  import org.apache.log4j.LogManager;
  import org.apache.commons.periodicity.util.JUnitUtils;
  
  public class DatabaseContentHandler extends DefaultHandler
  {
  
      /** The qualified name of the databases element */
      public static final String DATABASES_ELEMENT_QNAME = "databases";
  
      /** The qualified name of the driver element */
      public static final String DATABASE_ELEMENT_QNAME = "database";
  
      /** The qualified name of the short description element */
      public static final String SHORT_DESC_QNAME = "short-description";
  
      /** The qualified name of the description element */
      public static final String DESCRIPTION_QNAME = "description";
  
      /** The qualified name of the web url element */
      public static final String WEB_URL_QNAME = "web-url";
  
      /** The qualified name of the name attribute for databases and protocols */
      public static final String NAME_QNAME_ATTRIBUTE = "name";
  
      /** The qualified name of the administration path element */
      public static final String ADMIN_PATH_QNAME = "admin-path";
       
  
      /** A flag to tell us whether we should be looking to add new databases */
      private boolean lookForDatabases = false;
  
      /** A variable to hold the short description */
      private String shortDescription = null;
  
      /** A variable to hold the description */
      private String description = null;
  
      /** A variable to hold the web url */
      private String webUrl = null;
      
      /** A variable to hold the administration path */
      private String adminPath = null;
      
      /** A buffer to hold the current character information until it
          is stored in its respective variable */
      private StringBuffer buffy = null;
  
      private Set databases = null;
  
      private String dbtype = null;
  
      private static Logger logger = null;
  
  
      public void startElement(String uri, String localName, String qName,
             Attributes attributes) throws SAXException
      {       
          if(!lookForDatabases && qName != null && 
                 qName.equals(DATABASES_ELEMENT_QNAME))
          {
              lookForDatabases = true;
              if(getLogger() != null)
              {
                  getLogger().debug("Looking for databases...");
              }    
          }
          else if(lookForDatabases && qName != null && 
                 qName.equals(DATABASE_ELEMENT_QNAME))
          {
              if(attributes != null)
              {
                  dbtype = attributes.getValue(NAME_QNAME_ATTRIBUTE);
                  if(dbtype == null)
                  {
                      throw new SAXException(
                             "The name attribute in the database element is null.");
                  }
                  else
                  {
                      throw new SAXException("UNEXPECTED EXCEPTION 1");
                  }
              }
              else if(attributes == null)
              {
                  throw new SAXException(
                         "The attributes of the driver element are null.");
              }
              else
              {
                  throw new SAXException("UNEXPECTED EXCEPTION 2");
              }
          }
          else if(lookForDatabases && qName != null) 
          {
              buffy = new StringBuffer();
          }
          else if(qName == null)
          {
              throw new SAXException("qName == null");
          }
      }
      
      public void endElement(String uri, String localName, String qName)
             throws SAXException
      {
          try
          {
              if(lookForDatabases && qName != null && 
                     qName.equals(DATABASE_ELEMENT_QNAME))
              {
                  if(databases == null)
                  {
                      databases = new HashSet();
                  }
              }
              else if(lookForDatabases && qName != null && 
                     qName.equals(SHORT_DESC_QNAME))
              {
                  shortDescription = buffy.toString();
              }
              else if(lookForDatabases && qName != null &&
                     qName.equals(DESCRIPTION_QNAME))
              {
                  description = buffy.toString();
              }
              else if(lookForDatabases && qName != null &&
                     qName.equals(WEB_URL_QNAME))
              {
                  webUrl = buffy.toString();
              }
              else if(lookForDatabases && qName != null &&
                     qName.equals(ADMIN_PATH_QNAME))
              {
                  adminPath = buffy.toString();
              }    
              else if(qName == null)
              {
                  throw new SAXException("qName == null");
              }
          }
          catch(Exception e)
          {
              throw new SAXException(
                     JUnitUtils.getStackTraceAsString(e));
          }    
          finally
          {
              buffy = null;
          }
      }
  
      public void characters(char[] ch, int start, int length)
      {
          if(buffy != null)
          {
              buffy.append(ch, start, length);
          }
      }    
  
      public Set getDatabases()
      {
          return databases;
      }    
  
      private Logger getLogger()
      {
          if(logger == null)
          {
              logger = LogManager.getRootLogger();
          }
          return logger;
      }    
  }    
  
  
  
  1.1                  jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DriverProtocol.java
  
  Index: DriverProtocol.java
  ===================================================================
  package org.apache.commons.periodicity.database;
  
  /*
   * $Header: /home/cvs/jakarta-commons-sandbox/periodicity/src/plugins-build/database/src/java/org/apache/commons/periodicity/database/DriverProtocol.java,v
1.1 2002/11/29 16:53:28 prickett Exp $
   * $Revision: 1.1 $
   * $Date: 2002/11/29 16:53:28 $
   *
   * ====================================================================
   * 
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2000-2002 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", "Commons", 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/>.
   *
   */ 
  
  
  public class DriverProtocol extends Object
  {
      /** A variable to hold the name of the protocol */
      private String name = null;
  
      /** A variable to hold the scheme of the protocol */
      private String scheme = null;
  
      /** A variable to hold the url of the protocol */
      private String url = null;
  
      /** A variable to hold the administration url of the protocol */
      private String adminUrl = null;
  
      /**
       * The purpose of this method is to create a new Driver Protocol.
       * @param newName The name of the new driver protocol.
       * @param newScheme The scheme of the new driver protocol.
       * @param newUrl The url of the new driver protocol.
       */
      DriverProtocol(String newName, String newScheme)
             throws Exception
      {
          if(newName != null && newScheme != null)
          {
              setName(newName);
              setScheme(newScheme);
          }
          else if(newName == null)
          {
              throw new Exception("newName == null");
          }
          else if(newScheme == null)
          {
              throw new Exception("newScheme == null");
          }
          else
          {
              throw new Exception("UNEXPECTED EXCEPTION");
          }
      }
  
      /**
       * The purpose of this method is to return the name of this protocol.
       * @return The name of the protocol as a string.
       */
      public String getName()
      {
          return name;
      }
  
      /**
       * The purpose of this method is to set the name of the protocol.
       * @param newval The new value for the name as a string.
       */
      private void setName(String newval) throws Exception
      {
          if(newval != null)
          {
              name = newval;
          }
          else
          {
              throw new Exception("newval == null");
          }
      }
  
      /**
       * The purpose of this method is to return the scheme of this protocol.
       * @return The scheme of the protocol a string.
       */
      public String getScheme()
      {
          return scheme;
      }
  
      /**
       * The purpose of this method is to set the scheme of this protocol.
       * @param newval The new value for the scheme as a string.
       */
      private void setScheme(String newval) throws Exception
      {
          if(newval != null)
          {
              scheme = newval;
          }
          else
          {
              throw new Exception("newval == null");
          }
      }
  
      /**
       * The purpose of this method is to return the url of this protocol.
       * @return The url of the protocol as a string.
       */
      public String getUrl()
      {
          return url;
      }
  
      /**
       * The purpose of this method is to set the url of this protocol.
       * @param newval The new value for the url as a string.
       */
      void setUrl(String newval)
      {
          url = newval;
      }
  
      /**
       * The purpose of this method is to get the administration url of this
       * protocol.
       * @return The administration url as a string.
       */
      public String getAdminUrl()
      {
          return adminUrl;
      }
  
      /**
       * The purpose of this method is to set the administration url of this
       * protocol.
       * @param newval The new value for the administration url as a string.
       */
      void setAdminUrl(String newval)
      {
          adminUrl = newval;
      }
  }    
     
      
  
  
  
  
  
  

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