001    //$HeadURL: svn+ssh://rbezema@svn.wald.intevation.org/deegree/base/tags/2.1/src/org/deegree/io/IODocument.java $
002    /*----------------    FILE HEADER  ------------------------------------------
003    
004     This file is part of deegree.
005     Copyright (C) 2001-2006 by:
006     EXSE, Department of Geography, University of Bonn
007     http://www.giub.uni-bonn.de/deegree/
008     lat/lon GmbH
009     http://www.lat-lon.de
010    
011     This library is free software; you can redistribute it and/or
012     modify it under the terms of the GNU Lesser General Public
013     License as published by the Free Software Foundation; either
014     version 2.1 of the License, or (at your option) any later version.
015    
016     This library is distributed in the hope that it will be useful,
017     but WITHOUT ANY WARRANTY; without even the implied warranty of
018     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
019     Lesser General Public License for more details.
020    
021     You should have received a copy of the GNU Lesser General Public
022     License along with this library; if not, write to the Free Software
023     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
024    
025     Contact:
026    
027     Andreas Poth
028     lat/lon GmbH
029     Aennchenstr. 19
030     53115 Bonn
031     Germany
032     E-Mail: poth@lat-lon.de
033    
034     Prof. Dr. Klaus Greve
035     Department of Geography
036     University of Bonn
037     Meckenheimer Allee 166
038     53115 Bonn
039     Germany
040     E-Mail: greve@giub.uni-bonn.de
041    
042     ---------------------------------------------------------------------------*/
043    package org.deegree.io;
044    
045    import java.net.MalformedURLException;
046    
047    import org.deegree.framework.util.CharsetUtils;
048    import org.deegree.framework.xml.XMLFragment;
049    import org.deegree.framework.xml.XMLParsingException;
050    import org.deegree.framework.xml.XMLTools;
051    import org.w3c.dom.Element;
052    
053    /**
054     * This class provides method for reading IO configuration elements that are common to several
055     * services/applications.
056     * 
057     * @version $Revision: 6259 $
058     * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
059     * @author last edited by: $Author: bezema $
060     * 
061     * @version 1.0. $Revision: 6259 $, $Date: 2007-03-20 10:15:15 +0100 (Di, 20 Mär 2007) $
062     * 
063     * @since 2.0
064     */
065    public class IODocument extends XMLFragment {
066    
067        private static final long serialVersionUID = -8166238044553562735L;
068    
069        /**
070         * @param element
071         */
072        public IODocument( Element element ) {
073            super( element );
074        }
075    
076        /**
077         * parses a JDBCConnection element and returns the object representation
078         * 
079         * @return a jdbc connection object
080         * @throws XMLParsingException
081         */
082        public JDBCConnection parseJDBCConnection()
083                                throws XMLParsingException {
084            JDBCConnection connection = null;
085    
086            Element connectionElement = this.getRootElement();
087            if ( connectionElement != null ) {
088                String driver = XMLTools.getRequiredNodeAsString( connectionElement,
089                                                                  "dgjdbc:Driver/text()", nsContext );
090                String logon = XMLTools.getRequiredNodeAsString( connectionElement,
091                                                                 "dgjdbc:Url/text()", nsContext );
092                // following code handles the relative paths in the configuration of a hsql datatore,
093                // which was configured with the semi variable ${docRoot}, which actually is a 
094                //stringconstant :-)
095                if ( logon.contains( "hsqldb" ) && logon.contains( "${docRoot}" ) ) {
096                    String filename = logon.substring( logon.lastIndexOf( "${docRoot}" )
097                                                       + "${docRoot}".length() );
098                    int firstSlash = filename.indexOf( '/' );
099                    if ( firstSlash != -1 && firstSlash == 0 ) {
100                        filename = filename.substring( 1 );
101                    }
102                    LOG.logDebug( "found filename: " + filename );
103                    String extension = ".script";
104                    try {
105                        filename = resolve( filename + extension ).toExternalForm();
106                    } catch ( MalformedURLException e ) {
107                        e.printStackTrace();
108                    }
109                    filename = filename.substring( 0, filename.indexOf( extension ) );
110                    LOG.logDebug( "resolved filename: " + filename );
111                    logon = "jdbc:hsqldb:" + filename;
112                }
113    
114                String user = XMLTools.getNodeAsString( connectionElement, "dgjdbc:User/text()",
115                                                        nsContext, null );
116                String password = XMLTools.getNodeAsString( connectionElement,
117                                                            "dgjdbc:Password/text()", nsContext, null );
118                String securityConstraints = XMLTools.getNodeAsString(
119                                                                       connectionElement,
120                                                                       "dgjdbc:SecurityConstraints/text()",
121                                                                       nsContext, null );
122                String encoding = XMLTools.getNodeAsString( connectionElement,
123                                                            "dgjdbc:Encoding/text()", nsContext,
124                                                            CharsetUtils.getSystemCharset() );
125                String aliasPrefix = XMLTools.getNodeAsString( connectionElement,
126                                                               "dgjdbc:AliasPrefix/text()", nsContext,
127                                                               null );
128                String sdeDatabase = XMLTools.getNodeAsString( connectionElement,
129                                                               "dgjdbc:SDEDatabase/text()", nsContext,
130                                                               null );
131                String sdeVersion = XMLTools.getNodeAsString( connectionElement,
132                                                              "dgjdbc:SDEVersion/text()", nsContext,
133                                                              null );
134                connection = new JDBCConnection( driver, logon, user, password, securityConstraints,
135                                                 encoding, aliasPrefix, sdeDatabase, sdeVersion );
136            }
137            return connection;
138        }
139    
140    }
141    /***************************************************************************************************
142     * Changes to this class. What the people have been up to: $Log$
143     * Changes to this class. What the people have been up to: Revision 1.11  2007/01/31 16:57:10  bezema
144     * Changes to this class. What the people have been up to: added hsqldb relative path support
145     * Changes to this class. What the people have been up to:
146     * Changes to this class. What the people have been up to: Revision 1.10  2007/01/31 16:56:35  bezema
147     * Changes to this class. What the people have been up to: added hsqldb relative path support
148     * Changes to this class. What the people have been up to: Revision 1.9
149     * 2006/10/17 20:31:17 poth *** empty log message ***
150     * 
151     * Revision 1.8 2006/08/07 14:52:14 poth set reading encoding to optional; use system charset as
152     * default
153     * 
154     * Revision 1.7 2006/07/07 15:03:03 schmitz Fixed a few warnings. Added database options to WASS
155     * deegree params.
156     * 
157     * Revision 1.6 2006/05/21 19:13:03 poth several changes required by implemented SDEDatastore /
158     * adapted to ArcSDE 9 java API
159     * 
160     * Revision 1.2 2006/05/09 14:50:50 polli SDE parameters added
161     * 
162     * Revision 1.1.1.1 2006/04/12 20:37:06 polli no message
163     * 
164     * Revision 1.5 2006/04/06 20:25:31 poth *** empty log message ***
165     * 
166     * Revision 1.4 2006/03/30 21:20:28 poth *** empty log message ***
167     * 
168     * Revision 1.3 2005/11/17 08:18:35 deshmukh Renamed nsNode to nsContext
169     * 
170     * Revision 1.2 2005/11/16 13:45:01 mschneider Merge of wfs development branch.
171     * 
172     * Revision 1.1.2.3 2005/11/07 18:28:22 mschneider *** empty log message ***
173     * 
174     * Revision 1.1.2.2 2005/11/07 15:38:04 mschneider Refactoring: use NamespaceContext instead of Node
175     * for namespace bindings.
176     * 
177     * Revision 1.1.2.1 2005/11/07 13:09:26 deshmukh Switched namespace definitions in
178     * "CommonNamespaces" to URI.
179     * 
180     * Revision 1.1 2005/10/07 10:30:41 poth no message
181     * 
182     **************************************************************************************************/