001 //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/portlet/modules/wfs/actions/portlets/AnnotationPortletPerform.java $
002 /*----------------------------------------------------------------------------
003 This file is part of deegree, http://deegree.org/
004 Copyright (C) 2001-2009 by:
005 Department of Geography, University of Bonn
006 and
007 lat/lon GmbH
008
009 This library is free software; you can redistribute it and/or modify it under
010 the terms of the GNU Lesser General Public License as published by the Free
011 Software Foundation; either version 2.1 of the License, or (at your option)
012 any later version.
013 This library is distributed in the hope that it will be useful, but WITHOUT
014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
016 details.
017 You should have received a copy of the GNU Lesser General Public License
018 along with this library; if not, write to the Free Software Foundation, Inc.,
019 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020
021 Contact information:
022
023 lat/lon GmbH
024 Aennchenstr. 19, 53177 Bonn
025 Germany
026 http://lat-lon.de/
027
028 Department of Geography, University of Bonn
029 Prof. Dr. Klaus Greve
030 Postfach 1147, 53001 Bonn
031 Germany
032 http://www.geographie.uni-bonn.de/deegree/
033
034 e-mail: info@deegree.org
035 ----------------------------------------------------------------------------*/
036 package org.deegree.portal.portlet.modules.wfs.actions.portlets;
037
038 import java.net.URLDecoder;
039 import java.sql.Connection;
040 import java.sql.Date;
041 import java.sql.Driver;
042 import java.sql.DriverManager;
043 import java.sql.PreparedStatement;
044 import java.sql.SQLException;
045
046 import javax.servlet.ServletContext;
047 import javax.servlet.http.HttpServletRequest;
048
049 import org.apache.jetspeed.portal.Portlet;
050 import org.deegree.datatypes.Types;
051 import org.deegree.enterprise.WebUtils;
052 import org.deegree.framework.log.ILogger;
053 import org.deegree.framework.log.LoggerFactory;
054 import org.deegree.framework.util.StringTools;
055 import org.deegree.portal.PortalException;
056
057 /**
058 *
059 *
060 *
061 * @version $Revision: 18195 $
062 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
063 * @author last edited by: $Author: mschneider $
064 *
065 * @version 1.0. $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
066 *
067 * @since 2.0
068 */
069 public class AnnotationPortletPerform extends WFSClientPortletPerform {
070
071 private static final ILogger LOG = LoggerFactory.getLogger( AnnotationPortletPerform.class );
072
073 /**
074 *
075 * @param request
076 * @param portlet
077 * @param servletContext
078 */
079 public AnnotationPortletPerform( HttpServletRequest request, Portlet portlet, ServletContext servletContext ) {
080 super( request, portlet, servletContext );
081 }
082
083 /**
084 * performs a transaction against a WFS-T or a database. The backend type to be used by a
085 * transaction depends on a portlets initParameters.
086 *
087 * @param user
088 * @throws PortalException
089 */
090 public void doTransaction( String user )
091 throws PortalException {
092 if ( getInitParam( "driver" ) != null ) {
093 doDatabaseTransaction( user );
094 } else {
095 // handle transaction against a WFS
096 super.doTransaction();
097 }
098 }
099
100 /**
101 * performs a direct transaction into a database
102 *
103 * @param data
104 */
105 private void doDatabaseTransaction( String user )
106 throws PortalException {
107
108 Connection con = null;
109 LOG.logDebug( "connecting database for insert ... " );
110 try {
111 Driver drv = (Driver) Class.forName( getInitParam( "driver" ) ).newInstance();
112 DriverManager.registerDriver( drv );
113
114 con = DriverManager.getConnection( getInitParam( "url" ), getInitParam( "user" ), getInitParam( "password" ) );
115 } catch ( SQLException e ) {
116 LOG.logError( "could not establish database connection: " + getInitParam( "url" ), e );
117 throw new PortalException( "could not establish database connection: " + getInitParam( "url" ), e );
118 } catch ( Exception e ) {
119 LOG.logError( "could not initialize driver class: " + getInitParam( "driver" ), e );
120 throw new PortalException( "could not initialize driver class: " + getInitParam( "driver" ), e );
121 }
122
123 PreparedStatement stmt = null;
124 try {
125 if ( "INSERT".equals( parameter.get( "OPERATION" ) ) ) {
126 String sql = createGeometryFragment( getInitParam( "SQLInsertTemplate" ) );
127 stmt = con.prepareStatement( sql );
128 LOG.logDebug( "perform insert " + sql );
129 } else {
130 throw new PortalException( "not a supported Operation: " + parameter.get( "OPERATION" ) );
131 }
132 stmt.setDate( 1, new Date( System.currentTimeMillis() ) );
133
134 String charset = WebUtils.readCharsetFromContentType( request );
135
136 String title = (String) parameter.get( "TITLE" );
137 if ( title == null ) {
138 stmt.setNull( 2, Types.VARCHAR );
139 } else {
140 stmt.setString( 2, URLDecoder.decode( title, charset ) );
141 }
142 String annotation = (String) parameter.get( "ANNOTATION" );
143 if ( annotation == null ) {
144 stmt.setNull( 3, Types.VARCHAR );
145 } else {
146 stmt.setString( 3, URLDecoder.decode( annotation, charset ) );
147 }
148 String category = (String) parameter.get( "CATEGORY" );
149 if ( category == null ) {
150 stmt.setNull( 4, Types.NUMERIC );
151 } else {
152 stmt.setInt( 4, -1 );
153 }
154
155 stmt.setString( 5, user );
156 // annotation location
157 stmt.execute();
158 } catch ( SQLException e ) {
159 try {
160 stmt.close();
161 } catch ( Exception e1 ) {
162 }
163 try {
164 con.close();
165 } catch ( Exception e1 ) {
166 }
167 LOG.logError( "could not perform insert operation ", e );
168 throw new PortalException( "could not perform insert operation ", e );
169 } catch ( Exception e ) {
170 e.printStackTrace();
171 LOG.logError( "could not tranform geometry", e );
172 throw new PortalException( "could not tranform geometry", e );
173 }
174
175 }
176
177 /**
178 *
179 * @return
180 */
181 private String createGeometryFragment( String sql ) {
182 sql = StringTools.replace( sql, "$SRID", getInitParam( "srid" ), false );
183 sql = StringTools.replace( sql, "$X", (String) parameter.get( "X" ), false );
184 sql = StringTools.replace( sql, "$Y", (String) parameter.get( "Y" ), false );
185
186 return sql;
187 }
188 }