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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.jasper.compiler;
import org.apache.jasper.Constants;
import org.apache.jasper.JasperException;
/**
* Default implementation of ErrorHandler interface.
*
* @author Jan Luehe
*/
class DefaultErrorHandler implements ErrorHandler {
/*
* Processes the given JSP parse error.
*
* @param fname Name of the JSP file in which the parse error occurred
* @param line Parse error line number
* @param column Parse error column number
* @param errMsg Parse error message
* @param exception Parse exception
*/
@Override
public void jspError(String fname, int line, int column, String errMsg,
Exception ex) throws JasperException {
throw new JasperException(fname + " (" +
Localizer.getMessage("jsp.error.location",
Integer.toString(line), Integer.toString(column)) +
") " + errMsg, ex);
}
/*
* Processes the given JSP parse error.
*
* @param errMsg Parse error message
* @param exception Parse exception
*/
@Override
public void jspError(String errMsg, Exception ex) throws JasperException {
throw new JasperException(errMsg, ex);
}
/*
* Processes the given javac compilation errors.
*
* @param details Array of JavacErrorDetail instances corresponding to the
* compilation errors
*/
@Override
public void javacError(JavacErrorDetail[] details) throws JasperException {
if (details == null) {
return;
}
Object[] args = null;
StringBuilder buf = new StringBuilder();
for (int i=0; i < details.length; i++) {
if (details[i].getJspBeginLineNumber() >= 0) {
args = new Object[] {
Integer.valueOf(details[i].getJspBeginLineNumber()),
details[i].getJspFileName() };
buf.append(Constants.NEWLINE);
buf.append(Constants.NEWLINE);
buf.append(Localizer.getMessage("jsp.error.single.line.number",
args));
buf.append(Constants.NEWLINE);
buf.append(details[i].getErrorMessage());
buf.append(Constants.NEWLINE);
buf.append(details[i].getJspExtract());
} else {
args = new Object[] {
Integer.valueOf(details[i].getJavaLineNumber()),
details[i].getJavaFileName() };
buf.append(Constants.NEWLINE);
buf.append(Constants.NEWLINE);
buf.append(Localizer.getMessage("jsp.error.java.line.number",
args));
buf.append(Constants.NEWLINE);
buf.append(details[i].getErrorMessage());
}
}
buf.append(Constants.NEWLINE);
buf.append(Constants.NEWLINE);
buf.append("Stacktrace:");
throw new JasperException(
Localizer.getMessage("jsp.error.unable.compile") + ": " + buf);
}
/**
* Processes the given javac error report and exception.
*
* @param errorReport Compilation error report
* @param exception Compilation exception
*/
@Override
public void javacError(String errorReport, Exception exception)
throws JasperException {
throw new JasperException(
Localizer.getMessage("jsp.error.unable.compile"), exception);
}
}
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