/*
* =============================================================================
*
* Copyright (c) 2011-2016, The THYMELEAF team (http://www.thymeleaf.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* =============================================================================
*/
package org.thymeleaf.processor.templateboundaries;
import org.thymeleaf.context.ITemplateContext;
import org.thymeleaf.exceptions.TemplateProcessingException;
import org.thymeleaf.model.ITemplateEnd;
import org.thymeleaf.model.ITemplateStart;
import org.thymeleaf.processor.AbstractProcessor;
import org.thymeleaf.templatemode.TemplateMode;
/**
* <p>
* Basic abstract implementation of {@link ITemplateBoundariesProcessor}.
* </p>
* <p>
* This abstract implementation takes care of correct exception handling so that subclasses don't have to.
* </p>
*
* @author Daniel Fernández
*
* @since 3.0.0
*
*/
public abstract class AbstractTemplateBoundariesProcessor
extends AbstractProcessor implements ITemplateBoundariesProcessor {
public AbstractTemplateBoundariesProcessor(final TemplateMode templateMode, final int precedence) {
super(templateMode, precedence);
}
public final void processTemplateStart(
final ITemplateContext context,
final ITemplateStart templateStart,
final ITemplateBoundariesStructureHandler structureHandler) {
try {
doProcessTemplateStart(context, templateStart, structureHandler);
} catch (final TemplateProcessingException e) {
if (templateStart.hasLocation()) {
if (!e.hasTemplateName()) {
e.setTemplateName(templateStart.getTemplateName());
}
if (!e.hasLineAndCol()) {
e.setLineAndCol(templateStart.getLine(), templateStart.getCol());
}
}
throw e;
} catch (final Exception e) {
throw new TemplateProcessingException(
"Error during execution of processor '" + this.getClass().getName() + "'",
templateStart.getTemplateName(), templateStart.getLine(), templateStart.getCol(), e);
}
}
public final void processTemplateEnd(
final ITemplateContext context,
final ITemplateEnd templateEnd,
final ITemplateBoundariesStructureHandler structureHandler) {
try {
doProcessTemplateEnd(context, templateEnd, structureHandler);
} catch (final TemplateProcessingException e) {
if (templateEnd.hasLocation()) {
if (!e.hasTemplateName()) {
e.setTemplateName(templateEnd.getTemplateName());
}
if (!e.hasLineAndCol()) {
e.setLineAndCol(templateEnd.getLine(), templateEnd.getCol());
}
}
throw e;
} catch (final Exception e) {
throw new TemplateProcessingException(
"Error during execution of processor '" + this.getClass().getName() + "'",
templateEnd.getTemplateName(), templateEnd.getLine(), templateEnd.getCol(), e);
}
}
public abstract void doProcessTemplateStart(
final ITemplateContext context,
final ITemplateStart templateStart,
final ITemplateBoundariesStructureHandler structureHandler);
public abstract void doProcessTemplateEnd(
final ITemplateContext context,
final ITemplateEnd templateEnd,
final ITemplateBoundariesStructureHandler structureHandler);
}