diff options
Diffstat (limited to 'infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/jsc/Main.java')
| -rw-r--r-- | infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/jsc/Main.java | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/jsc/Main.java b/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/jsc/Main.java deleted file mode 100644 index 2da4f2f..0000000 --- a/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/jsc/Main.java +++ /dev/null @@ -1,395 +0,0 @@ -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (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.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is Mozilla Communicator client code, released - * March 31, 1998. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1998-1999 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * Christine Begle - * Norris Boyd - * Roger Lawrence - * - * Alternatively, the contents of this file may be used under the terms of - * the GNU General Public License Version 2 or later (the "GPL"), in which - * case the provisions of the GPL are applicable instead of those above. If - * you wish to allow use of your version of this file only under the terms of - * the GPL and not to allow others to use your version of this file under the - * MPL, indicate your decision by deleting the provisions above and replacing - * them with the notice and other provisions required by the GPL. If you do - * not delete the provisions above, a recipient may use your version of this - * file under either the MPL or the GPL. - * - * ***** END LICENSE BLOCK ***** */ - -package org.mozilla.javascript.tools.jsc; - -import java.io.*; -import java.util.*; -import org.mozilla.javascript.*; -import org.mozilla.javascript.optimizer.ClassCompiler; -import org.mozilla.javascript.tools.ToolErrorReporter; - -/** - * @author Norris Boyd - */ -public class Main { - - /** - * Main entry point. - * - * Process arguments as would a normal Java program. - * Then set up the execution environment and begin to - * compile scripts. - */ - public static void main(String args[]) - { - Main main = new Main(); - args = main.processOptions(args); - if (args == null) { - if (main.printHelp) { - System.out.println(ToolErrorReporter.getMessage( - "msg.jsc.usage", Main.class.getName())); - System.exit(0); - } - System.exit(1); - } - if (!main.reporter.hasReportedError()) { - main.processSource(args); - } - } - - public Main() - { - reporter = new ToolErrorReporter(true); - compilerEnv = new CompilerEnvirons(); - compilerEnv.setErrorReporter(reporter); - compiler = new ClassCompiler(compilerEnv); - } - - /** - * Parse arguments. - * - */ - public String[] processOptions(String args[]) - { - targetPackage = ""; // default to no package - compilerEnv.setGenerateDebugInfo(false); // default to no symbols - for (int i=0; i < args.length; i++) { - String arg = args[i]; - if (!arg.startsWith("-")) { - int tail = args.length - i; - if (targetName != null && tail > 1) { - addError("msg.multiple.js.to.file", targetName); - return null; - } - String[] result = new String[tail]; - for (int j = 0; j != tail; ++j) { - result[j] = args[i + j]; - } - return result; - } - if (arg.equals("-help") || arg.equals("-h") - || arg.equals("--help")) - { - printHelp = true; - return null; - } - - try { - if (arg.equals("-version") && ++i < args.length) { - int version = Integer.parseInt(args[i]); - compilerEnv.setLanguageVersion(version); - continue; - } - if ((arg.equals("-opt") || arg.equals("-O")) && - ++i < args.length) - { - int optLevel = Integer.parseInt(args[i]); - compilerEnv.setOptimizationLevel(optLevel); - continue; - } - } - catch (NumberFormatException e) { - badUsage(args[i]); - return null; - } - if (arg.equals("-nosource")) { - compilerEnv.setGeneratingSource(false); - continue; - } - if (arg.equals("-debug") || arg.equals("-g")) { - compilerEnv.setGenerateDebugInfo(true); - continue; - } - if (arg.equals("-main-method-class") && ++i < args.length) { - compiler.setMainMethodClass(args[i]); - continue; - } - if (arg.equals("-o") && ++i < args.length) { - String name = args[i]; - int end = name.length(); - if (end == 0 - || !Character.isJavaIdentifierStart(name.charAt(0))) - { - addError("msg.invalid.classfile.name", name); - continue; - } - for (int j = 1; j < end; j++) { - char c = name.charAt(j); - if (!Character.isJavaIdentifierPart(c)) { - if (c == '.') { - // check if it is the dot in .class - if (j == end - 6 && name.endsWith(".class")) { - name = name.substring(0, j); - break; - } - } - addError("msg.invalid.classfile.name", name); - break; - } - } - targetName = name; - continue; - } - if (arg.equals("-observe-instruction-count")) { - compilerEnv.setGenerateObserverCount(true); - } - if (arg.equals("-package") && ++i < args.length) { - String pkg = args[i]; - int end = pkg.length(); - for (int j = 0; j != end; ++j) { - char c = pkg.charAt(j); - if (Character.isJavaIdentifierStart(c)) { - for (++j; j != end; ++j) { - c = pkg.charAt(j); - if (!Character.isJavaIdentifierPart(c)) { - break; - } - } - if (j == end) { - break; - } - if (c == '.' && j != end - 1) { - continue; - } - } - addError("msg.package.name", targetPackage); - return null; - } - targetPackage = pkg; - continue; - } - if (arg.equals("-extends") && ++i < args.length) { - String targetExtends = args[i]; - Class superClass; - try { - superClass = Class.forName(targetExtends); - } catch (ClassNotFoundException e) { - throw new Error(e.toString()); // TODO: better error - } - compiler.setTargetExtends(superClass); - continue; - } - if (arg.equals("-implements") && ++i < args.length) { - // TODO: allow for multiple comma-separated interfaces. - String targetImplements = args[i]; - StringTokenizer st = new StringTokenizer(targetImplements, - ","); - Vector v = new Vector(); - while (st.hasMoreTokens()) { - String className = st.nextToken(); - try { - v.addElement(Class.forName(className)); - } catch (ClassNotFoundException e) { - throw new Error(e.toString()); // TODO: better error - } - } - Class[] implementsClasses = new Class[v.size()]; - v.copyInto(implementsClasses); - compiler.setTargetImplements(implementsClasses); - continue; - } - if (arg.equals("-d") && ++i < args.length) { - destinationDir = args[i]; - continue; - } - badUsage(arg); - return null; - } - // no file name - p(ToolErrorReporter.getMessage("msg.no.file")); - return null; - } - /** - * Print a usage message. - */ - private static void badUsage(String s) { - System.err.println(ToolErrorReporter.getMessage( - "msg.jsc.bad.usage", Main.class.getName(), s)); - } - - /** - * Compile JavaScript source. - * - */ - public void processSource(String[] filenames) - { - for (int i = 0; i != filenames.length; ++i) { - String filename = filenames[i]; - if (!filename.endsWith(".js")) { - addError("msg.extension.not.js", filename); - return; - } - File f = new File(filename); - String source = readSource(f); - if (source == null) return; - - String mainClassName = targetName; - if (mainClassName == null) { - String name = f.getName(); - String nojs = name.substring(0, name.length() - 3); - mainClassName = getClassName(nojs); - } - if (targetPackage.length() != 0) { - mainClassName = targetPackage+"."+mainClassName; - } - - Object[] compiled - = compiler.compileToClassFiles(source, filename, 1, - mainClassName); - if (compiled == null || compiled.length == 0) { - return; - } - - File targetTopDir = null; - if (destinationDir != null) { - targetTopDir = new File(destinationDir); - } else { - String parent = f.getParent(); - if (parent != null) { - targetTopDir = new File(parent); - } - } - for (int j = 0; j != compiled.length; j += 2) { - String className = (String)compiled[j]; - byte[] bytes = (byte[])compiled[j + 1]; - File outfile = getOutputFile(targetTopDir, className); - try { - FileOutputStream os = new FileOutputStream(outfile); - try { - os.write(bytes); - } finally { - os.close(); - } - } catch (IOException ioe) { - addFormatedError(ioe.toString()); - } - } - } - } - - private String readSource(File f) - { - if (!f.exists()) { - addError("msg.jsfile.not.found", f.getAbsolutePath()); - return null; - } - try { - Reader in = new FileReader(f); - try { - return Kit.readReader(in); - } finally { - in.close(); - } - } catch (FileNotFoundException ex) { - addError("msg.couldnt.open", f.getAbsolutePath()); - } catch (IOException ioe) { - addFormatedError(ioe.toString()); - } - return null; - } - - private File getOutputFile(File parentDir, String className) - { - String path = className.replace('.', File.separatorChar); - path = path.concat(".class"); - File f = new File(parentDir, path); - String dirPath = f.getParent(); - if (dirPath != null) { - File dir = new File(dirPath); - if (!dir.exists()) { - dir.mkdirs(); - } - } - return f; - } - - /** - * Verify that class file names are legal Java identifiers. Substitute - * illegal characters with underscores, and prepend the name with an - * underscore if the file name does not begin with a JavaLetter. - */ - - String getClassName(String name) { - char[] s = new char[name.length()+1]; - char c; - int j = 0; - - if (!Character.isJavaIdentifierStart(name.charAt(0))) { - s[j++] = '_'; - } - for (int i=0; i < name.length(); i++, j++) { - c = name.charAt(i); - if ( Character.isJavaIdentifierPart(c) ) { - s[j] = c; - } else { - s[j] = '_'; - } - } - return (new String(s)).trim(); - } - - private static void p(String s) { - System.out.println(s); - } - - private void addError(String messageId, String arg) - { - String msg; - if (arg == null) { - msg = ToolErrorReporter.getMessage(messageId); - } else { - msg = ToolErrorReporter.getMessage(messageId, arg); - } - addFormatedError(msg); - } - - private void addFormatedError(String message) - { - reporter.error(message, null, -1, null, -1); - } - - private boolean printHelp; - private ToolErrorReporter reporter; - private CompilerEnvirons compilerEnv; - private ClassCompiler compiler; - private String targetName; - private String targetPackage; - private String destinationDir; -} - |