/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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 Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.extensions.drilldown.devtools;
import org.pentaho.reporting.engine.classic.core.ClassicEngineBoot;
import org.pentaho.reporting.engine.classic.core.devtools.ExpressionQueryTool;
import org.pentaho.reporting.engine.classic.core.function.OutputFunction;
import org.pentaho.reporting.libraries.xmlns.common.AttributeList;
import org.pentaho.reporting.libraries.xmlns.writer.DefaultTagDescription;
import org.pentaho.reporting.libraries.xmlns.writer.XmlWriter;
import java.beans.BeanInfo;
import java.beans.IntrospectionException;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
import java.io.IOException;
import java.io.PrintWriter;
public class ExpressionMetaGenerator {
private static final String META_NAMESPACE = "http://jfreereport.sourceforge.net/namespaces/engine/classic/metadata";
public static void main( String[] args ) throws IOException, IntrospectionException {
ClassicEngineBoot.getInstance().start();
ExpressionQueryTool eqt = new ExpressionQueryTool();
eqt.processDirectory( null );
final Class[] classes = eqt.getExpressions();
final DefaultTagDescription dtd = new DefaultTagDescription();
dtd.setNamespaceHasCData( META_NAMESPACE, false );
final XmlWriter writer = new XmlWriter( new PrintWriter( System.out ), dtd );
final AttributeList attrList = new AttributeList();
attrList.addNamespaceDeclaration( "", META_NAMESPACE );
writer.writeTag( META_NAMESPACE, "meta-data", attrList, XmlWriter.OPEN );
for ( int i = 0; i < classes.length; i++ ) {
final Class aClass = classes[ i ];
if ( OutputFunction.class.isAssignableFrom( aClass ) ) {
// Output functions will not be recognized.
continue;
}
if ( aClass.getName().indexOf( '$' ) >= 0 ) {
// Inner-Classes will not be recognized.
continue;
}
final AttributeList expressionAttrList = new AttributeList();
expressionAttrList.setAttribute( META_NAMESPACE, "class", aClass.getName() );
expressionAttrList
.setAttribute( META_NAMESPACE, "bundle-name", "org.pentaho.reporting.engine.classic.core.metadata.messages" );
expressionAttrList.setAttribute( META_NAMESPACE, "result", "java.lang.Object" );
expressionAttrList.setAttribute( META_NAMESPACE, "expert", "false" );
expressionAttrList.setAttribute( META_NAMESPACE, "hidden", "false" );
expressionAttrList.setAttribute( META_NAMESPACE, "preferred", "false" );
writer.writeTag( META_NAMESPACE, "expression", expressionAttrList, XmlWriter.OPEN );
final BeanInfo beanInfo = Introspector.getBeanInfo( aClass );
final PropertyDescriptor[] descriptors = beanInfo.getPropertyDescriptors();
for ( int j = 0; j < descriptors.length; j++ ) {
final PropertyDescriptor descriptor = descriptors[ j ];
final String key = descriptor.getName();
if ( "runtime".equals( key ) ) {
continue;
}
if ( "active".equals( key ) ) {
continue;
}
if ( "preserve".equals( key ) ) {
continue;
}
if ( descriptor.getReadMethod() == null || descriptor.getWriteMethod() == null ) {
continue;
}
final AttributeList propAttrList = new AttributeList();
propAttrList.setAttribute( META_NAMESPACE, "name", descriptor.getName() );
if ( "name".equals( key ) ) {
propAttrList.setAttribute( META_NAMESPACE, "mandatory", "true" );
propAttrList.setAttribute( META_NAMESPACE, "preferred", "true" );
propAttrList.setAttribute( META_NAMESPACE, "value-role", "Name" );
propAttrList.setAttribute( META_NAMESPACE, "expert", "false" );
} else {
propAttrList.setAttribute( META_NAMESPACE, "mandatory", "false" );
propAttrList.setAttribute( META_NAMESPACE, "preferred", "false" );
propAttrList.setAttribute( META_NAMESPACE, "value-role", "Value" );
if ( "dependencyLevel".equals( key ) ) {
propAttrList.setAttribute( META_NAMESPACE, "expert", "true" );
} else {
propAttrList.setAttribute( META_NAMESPACE, "expert", "false" );
}
}
propAttrList.setAttribute( META_NAMESPACE, "hidden", "false" );
writer.writeTag( META_NAMESPACE, "property", propAttrList, XmlWriter.CLOSE );
}
writer.writeCloseTag();
}
writer.writeCloseTag();
writer.flush();
}
}