【Java开源代码栏目提醒】:网学会员为需要Java开源代码的朋友们搜集整理了CommandLineCompiler.java相关资料,希望对各位网友有所帮助!
/*
* $Header: /cvsroot/jetty/Jetty3/src/org/apache/jasper/compiler/CommandLineCompiler.java,v 1.1 2000/10/09 17:57:40 gregwilkins Exp $
* $Revision: 1.1 $
* $Date: 2000/10/09 17:57:40 $
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact
CommandLineCompiler.java为[网学网-网友上传,谢谢支持]。.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.jasper.compiler;
import java.io.File;
import java.io.IOException;
import org.apache.jasper.Constants;
import org.apache.jasper.JspCompilationContext;
import org.apache.jasper.CommandLineContext;
/**
* Overrides some methods so that we get the desired effects.
*@author Danno Ferrin
*/
public class CommandLineCompiler extends Compiler implements Mangler {
String javaFileName;
String classFileName;
String pkgName;
String className;
File jsp;
String outputDir;
public CommandLineCompiler(CommandLineContext ctxt) {
super(ctxt);
jsp = new File(ctxt.getJspFile());
outputDir = ctxt.getOptions().getScratchDir().getAbsolutePath();
setMangler(this);
computePackageName();
ctxt.setServletPackageName(pkgName);
className = getBaseClassName();
// yes this is kind of messed up ... but it works
if (ctxt.isOutputInDirs()) {
String pkgName = ctxt.getServletPackageName();
if (pkgName == null) {
pkgName = "";
}
String tmpDir = outputDir
+ File.separatorChar
+ pkgName.replace('.', File.separatorChar);
File f = new File(tmpDir);
if (!f.exists()) {
if (f.mkdirs()) {
outputDir = tmpDir;
}
} else {
outputDir = tmpDir;
}
}
computeClassFileName();
computeJavaFileName();
};
/**
* Always outDated. (Of course we are, this is an explicit invocation
*@returns true
*/
public boolean isOutDated() {
return true;
};
public final void computeJavaFileName() {
javaFileName = ctxt.getServletClassName() + ".java";
if ("null.java".equals(javaFileName)) {
javaFileName = getBaseClassName() + ".java";
};
if (outputDir != null && !outputDir.equals(""))
javaFileName = outputDir + File.separatorChar + javaFileName;
}
void computeClassFileName() {
String prefix = getPrefix(jsp.getPath());
classFileName = prefix + getBaseClassName() + ".class";
if (outputDir != null && !outputDir.equals(""))
classFileName = outputDir + File.separatorChar + classFileName;
}
public static String [] keywords = {
"abstract", "boolean", "break", "byte",
"case", "catch", "char", "class",
"const", "continue", "default", "do",
"double", "else", "extends", "final",
"finally", "float", "for", "goto",
"if", "implements", "import",
"instanceof", "int", "interface",
"long", "native", "new", "package",
"private", "protected", "public",
"return", "short", "static", "super",
"switch", "synchronized", "this",
"throw", "throws", "transient",
"try", "void", "volatile", "while"
};
void computePackageName() {
String pathName = jsp.getPath();
StringBuffer modifiedpkgName = new StringBuffer ();
int indexOfSepChar = pathName.lastIndexOf(File.separatorChar);
if (("".equals(ctxt.getServletPackageName())) ||
(indexOfSepChar == -1) || (indexOfSepChar == 0)) {
pkgName = null;
} else {
for (int i = 0; i < keywords.length; i++) {
char fs = File.separatorChar;
int index;
if (pathName.startsWith(keywords[i] + fs)) {
index = 0;
} else {
index = pathName.indexOf(fs + keywords[i] + fs);
}
while (index != -1) {
String tmpathName = pathName.substring (0,index+1) + '%';
pathName = tmpathName + pathName.substring (index+2);
index = pathName.indexOf(fs + keywords[i] + fs);
}
}
// XXX fix for paths containing '.'.
// Need to be more elegant here.
pathName = pathName.replace('.','_');
pkgName = pathName.substring(0, pathName.lastIndexOf(
File.separatorChar)).replace(File.separatorChar, '.');
if (ctxt.getServletPackageName() != null) {
pkgName = ctxt.getServletPackageName();
}
for (int i=0; i<pkgName.length(); i++)
if (Character.isLetter(pkgName.charAt(i)) == true ||
pkgName.charAt(i) == '.') {
modifiedpkgName.append(pkgName.substring(i,i+1));
}
else
modifiedpkgName.append(mangleChar(pkgName.charAt(i)));
if (modifiedpkgName.charAt(0) == '.') {
String modifiedpkgNameString = modifiedpkgName.toString();
pkgName = modifiedpkgNameString.substring(1,
modifiedpkgName.length ());
}
else
pkgName = modifiedpkgName.toString();
}
}
private final String getInitialClassName() {
String prefix = getPrefix(jsp.getPath());
return prefix + getBaseClassName() + Constants.JSP_TOKEN + "0";
}
private final String getBaseClassName() {
String className = ctxt.getServletClassName();
if (className == null) {
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