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JAXB (JSR 222) reference implementation
This module is exclusively meant for use in GlassFish V3 development. It
is highly unlikely to work in any other environment.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
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* recipient has the option to distribute your version of this file under
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package com.sun.tools.jxc;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;
import com.sun.tools.jxc.gen.config.NGCCRuntime;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
/**
* Controls the validating and converting of values obtained
* from the config file.
*
* @author
* Bhakti Mehta ([email protected])
*/
public final class NGCCRuntimeEx extends NGCCRuntime {
/**
* All the errors shall be sent to this object.
*/
private final ErrorHandler errorHandler;
public NGCCRuntimeEx(ErrorHandler errorHandler) {
this.errorHandler = errorHandler;
}
/**
* This will check if the baseDir provided by the user
* in the config file exists. If not it throws an error
* @param baseDir
* The baseDir attribute passed by the user in the xml config file as a path
* @return
* The file representation of the path name
*/
public File getBaseDir(String baseDir) throws SAXException {
File dir = new File(baseDir);
if (dir.exists()) {
return dir;
} else {
SAXParseException e = new SAXParseException(
Messages.BASEDIR_DOESNT_EXIST.format(dir.getAbsolutePath()),
getLocator());
errorHandler.error(e);
throw e; // we can't recover from this error
}
}
/**
* This takes the include list provided by the user in the config file
* It converts the user values to {@link Pattern}
* @param includeContent
* The include list specified by the user
* @return
* A list of regular expression patterns {@link Pattern}
*/
public List getIncludePatterns(List includeContent ) {
List includeRegexList = new ArrayList();
for (int i = 0 ; i < includeContent.size(); i ++){
String includes = (String)includeContent.get(i);
String regex = convertToRegex(includes);
Pattern pattern = Pattern.compile(regex);
includeRegexList.add(pattern);
}
return includeRegexList;
}
/**
* This takes the exclude list provided by the user in the config file
* It converts the user values to {@link Pattern}
* @param excludeContent
* The exclude list specified by the user
* @return
* A list of regular expression patterns {@link Pattern}
*/
public List getExcludePatterns(List excludeContent ) {
List excludeRegexList = new ArrayList();
for (int i = 0 ; i < excludeContent.size(); i ++){
String excludes = (String)excludeContent.get(i);
String regex = convertToRegex(excludes);
Pattern pattern = Pattern.compile(regex);
excludeRegexList.add(pattern);
}
return excludeRegexList;
}
/**
* This will tokenize the pattern and convert it into a regular expression
* @param pattern
*/
private String convertToRegex(String pattern) {
StringBuilder regex = new StringBuilder();
char nc = ' ';
if (pattern.length() >0 ) {
for ( int i = 0 ; i < pattern.length(); i ++ ) {
char c = pattern.charAt(i);
int j = i;
nc = ' ';
if ((j+1) != pattern.length()) {
nc = pattern.charAt(j+1);
}
//escape single '.'
if ((c=='.') && ( nc !='.')){
regex.append('\\');
regex.append('.');
//do not allow patterns like a..b
} else if ((c=='.') && ( nc =='.')){
continue;
// "**" gets replaced by ".*"
} else if ((c=='*') && (nc == '*')) {
regex.append(".*");
break;
//'*' replaced by anything but '.' i.e [^\\.]+
} else if (c=='*') {
regex.append("[^\\.]+");
continue;
//'?' replaced by anything but '.' i.e [^\\.]
} else if (c=='?') {
regex.append("[^\\.]");
//else leave the chars as they occur in the pattern
} else
regex.append(c);
}
}
return regex.toString();
}
protected void unexpectedX(String token) throws SAXException {
errorHandler.error(
new SAXParseException(Messages.UNEXPECTED_NGCC_TOKEN.format(
token, getLocator().getLineNumber(), getLocator().getColumnNumber()),
getLocator()));
}
}