/*!
* 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.designer.core.editor.expressions;
import java.awt.event.ActionEvent;
import java.io.StringReader;
import javax.swing.AbstractAction;
import javax.swing.Action;
import bsh.ParseException;
import bsh.Parser;
import org.fife.ui.rsyntaxtextarea.SyntaxConstants;
import org.pentaho.reporting.designer.core.ReportDesignerContext;
import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.pentaho.reporting.engine.classic.core.modules.misc.beanshell.BSHExpression;
public class BeanShellScriptingExpressionEditor extends ScriptingExpressionEditor
{
private class ValidateAction extends AbstractAction
{
private ValidateAction()
{
putValue(Action.NAME, EditorExpressionsMessages.getString("BeanShellScriptingExpressionEditor.Validation"));
}
public void actionPerformed(final ActionEvent e)
{
final Parser parser = new Parser(new StringReader(getText()));
parser.setRetainComments(true);
setStatus(" ");
try
{
//noinspection StatementWithEmptyBody
while (!parser.Line())
{
;
}
setStatus(EditorExpressionsMessages.getString("BeanShellScriptingExpressionEditor.ValidationComplete"));
}
catch (ParseException e1)
{
setStatus(e1.getMessage());
}
}
}
private BSHExpression bshExpression;
public BeanShellScriptingExpressionEditor()
{
setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVA);
addValidateButton(new ValidateAction());
}
public void initialize(final Expression expression, final ReportDesignerContext context)
{
bshExpression = (BSHExpression) expression;
setText(bshExpression.getExpression());
}
public void stopEditing()
{
bshExpression.setExpression(getText());
}
private String mapLanguageToSyntaxHighlighting(final String language)
{
if ("beanshell".equals(language))
{
return SyntaxConstants.SYNTAX_STYLE_JAVA;
}
if ("groovy".equals(language))
{
return SyntaxConstants.SYNTAX_STYLE_GROOVY;
}
if ("javascript".equals(language))
{
return SyntaxConstants.SYNTAX_STYLE_JAVASCRIPT;
}
if ("jython".equals(language))
{
return SyntaxConstants.SYNTAX_STYLE_PYTHON;
}
if ("xslt".equals(language))
{
return SyntaxConstants.SYNTAX_STYLE_XML;
}
return SyntaxConstants.SYNTAX_STYLE_NONE;
}
}