--- a/jdk/src/share/classes/com/sun/tools/script/shell/init.js Thu Mar 14 11:29:16 2013 -0700
+++ b/jdk/src/share/classes/com/sun/tools/script/shell/init.js Fri Mar 15 19:30:28 2013 +0530
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@@ -28,7 +28,7 @@
*/
/**
- * Creates an object that delegates all method calls on
+ * Creates an object that delegates all method calls on
* it to the 'invoke' method on the given delegate object.<br>
*
* Example:
@@ -43,13 +43,13 @@
* @constructor
*/
function JSInvoker(obj) {
- return new JSAdapter({
- __get__ : function(name) {
- return function() {
- return obj.invoke(name, arguments);
- }
- }
- });
+ return new JSAdapter({
+ __get__ : function(name) {
+ return function() {
+ return obj.invoke(name, arguments);
+ }
+ }
+ });
}
/**
@@ -58,24 +58,24 @@
* example, env.PATH will return PATH value configured.
*/
var env = new JSAdapter({
- __get__ : function (name) {
- return java.lang.System.getenv(name);
- },
- __has__ : function (name) {
- return java.lang.System.getenv().containsKey(name);
- },
- __getIds__ : function() {
- return java.lang.System.getenv().keySet().toArray();
- },
- __delete__ : function(name) {
- println("can't delete env item");
- },
- __put__ : function (name, value) {
- println("can't change env item");
- },
- toString: function() {
- return java.lang.System.getenv().toString();
- }
+ __get__ : function (name) {
+ return java.lang.System.getenv(name);
+ },
+ __has__ : function (name) {
+ return java.lang.System.getenv().containsKey(name);
+ },
+ __getIds__ : function() {
+ return java.lang.System.getenv().keySet().toArray();
+ },
+ __delete__ : function(name) {
+ println("can't delete env item");
+ },
+ __put__ : function (name, value) {
+ println("can't change env item");
+ },
+ toString: function() {
+ return java.lang.System.getenv().toString();
+ }
});
/**
@@ -91,36 +91,36 @@
* delete y['java.class.path']; // remove java.class.path System property
* </code>
* </pre>
- *
+ *
* @param map java.util.Map instance that will be wrapped
* @constructor
*/
-function jmap(map) {
- return new JSAdapter({
- __get__ : function(name) {
- if (map.containsKey(name)) {
- return map.get(name);
- } else {
- return undefined;
- }
- },
- __has__ : function(name) {
- return map.containsKey(name);
- },
+function jmap(map) {
+ return new JSAdapter({
+ __get__ : function(name) {
+ if (map.containsKey(name)) {
+ return map.get(name);
+ } else {
+ return undefined;
+ }
+ },
+ __has__ : function(name) {
+ return map.containsKey(name);
+ },
- __delete__ : function (name) {
- return map.remove(name);
- },
- __put__ : function(name, value) {
- map.put(name, value);
- },
- __getIds__ : function() {
- return map.keySet().toArray();
- },
- toString: function() {
- return map.toString();
- }
- });
+ __delete__ : function (name) {
+ return map.remove(name);
+ },
+ __put__ : function(name, value) {
+ map.put(name, value);
+ },
+ __getIds__ : function() {
+ return map.keySet().toArray();
+ },
+ toString: function() {
+ return map.toString();
+ }
+ });
}
/**
@@ -146,52 +146,72 @@
* @constructor
*/
function jlist(list) {
- function isValid(index) {
- return typeof(index) == 'number' &&
- index > -1 && index < list.size();
- }
- return new JSAdapter({
- __get__ : function(name) {
- if (isValid(name)) {
- return list.get(name);
- } else if (name == 'length') {
- return list.size();
- } else {
- return undefined;
- }
- },
- __has__ : function (name) {
- return isValid(name) || name == 'length';
- },
- __delete__ : function(name) {
- if (isValid(name)) {
- list.remove(name);
- }
- },
- __put__ : function(name, value) {
- if (isValid(name)) {
- list.set(name, value);
- }
- },
- __getIds__: function() {
- var res = new Array(list.size());
- for (var i = 0; i < res.length; i++) {
- res[i] = i;
- }
- return res;
- },
- toString: function() {
- return list.toString();
- }
- });
+ function isValid(index) {
+ return typeof(index) == 'number' &&
+ index > -1 && index < list.size();
+ }
+ return new JSAdapter({
+ __get__ : function(name) {
+ if (isValid(name)) {
+ return list.get(name);
+ } else if (name == 'length') {
+ return list.size();
+ } else {
+ return undefined;
+ }
+ },
+ __has__ : function (name) {
+ return isValid(name) || name == 'length';
+ },
+ __delete__ : function(name) {
+ if (isValid(name)) {
+ list.remove(name);
+ }
+ },
+ __put__ : function(name, value) {
+ if (isValid(name)) {
+ list.set(name, value);
+ }
+ },
+ __getIds__: function() {
+ var res = new Array(list.size());
+ for (var i = 0; i < res.length; i++) {
+ res[i] = i;
+ }
+ return res;
+ },
+ toString: function() {
+ return list.toString();
+ }
+ });
}
/**
- * This is java.lang.System properties wrapped by jmap.
+ * This is java.lang.System properties wrapped by JSAdapter.
* For eg. to access java.class.path property, you can use
* the syntax sysProps["java.class.path"]
*/
-var sysProps = jmap(java.lang.System.getProperties());
+var sysProps = new JSAdapter({
+ __get__ : function (name) {
+ return java.lang.System.getProperty(name);
+ },
+ __has__ : function (name) {
+ return java.lang.System.getProperty(name) != null;
+ },
+ __getIds__ : function() {
+ return java.lang.System.getProperties().keySet().toArray();
+ },
+ __delete__ : function(name) {
+ java.lang.System.clearProperty(name);
+ return true;
+ },
+ __put__ : function (name, value) {
+ java.lang.System.setProperty(name, value);
+ },
+ toString: function() {
+ return "<system properties>";
+ }
+});
// stdout, stderr & stdin
var out = java.lang.System.out;
@@ -199,76 +219,85 @@
// can't use 'in' because it is a JavaScript keyword :-(
var inp = java.lang.System["in"];
-// useful imports for often used io, net classes
-importPackage(java.io);
-importPackage(java.net);
+var BufferedInputStream = java.io.BufferedInputStream;
+var BufferedOutputStream = java.io.BufferedOutputStream;
+var BufferedReader = java.io.BufferedReader;
+var DataInputStream = java.io.DataInputStream;
+var File = java.io.File;
+var FileInputStream = java.io.FileInputStream;
+var FileOutputStream = java.io.FileOutputStream;
+var InputStream = java.io.InputStream;
+var InputStreamReader = java.io.InputStreamReader;
+var OutputStream = java.io.OutputStream;
+var Reader = java.io.Reader;
+var URL = java.net.URL;
/**
* Generic any object to input stream mapper
- * @param str input file name, URL or InputStream
+ * @param str input file name, URL or InputStream
* @return InputStream object
* @private
*/
function inStream(str) {
- if (typeof(str) == "string") {
- // '-' means standard input
- if (str == '-') {
- return java.lang.System["in"];
- }
- // try file first
- var file = null;
- try {
- file = pathToFile(str);
- } catch (e) {
- }
- if (file && file.exists()) {
- return new FileInputStream(file);
- } else {
- try {
- // treat the string as URL
- return new URL(str).openStream();
- } catch (e) {
- throw 'file or URL ' + str + ' not found';
- }
- }
- } else {
- if (str instanceof InputStream) {
- return str;
- } else if (str instanceof URL) {
- return str.openStream();
- } else if (str instanceof File) {
- return new FileInputStream(str);
- }
- }
- // everything failed, just give input stream
- return java.lang.System["in"];
+ if (typeof(str) == "string") {
+ // '-' means standard input
+ if (str == '-') {
+ return java.lang.System["in"];
+ }
+ // try file first
+ var file = null;
+ try {
+ file = pathToFile(str);
+ } catch (e) {
+ }
+ if (file && file.exists()) {
+ return new FileInputStream(file);
+ } else {
+ try {
+ // treat the string as URL
+ return new URL(str).openStream();
+ } catch (e) {
+ throw 'file or URL ' + str + ' not found';
+ }
+ }
+ } else {
+ if (str instanceof InputStream) {
+ return str;
+ } else if (str instanceof URL) {
+ return str.openStream();
+ } else if (str instanceof File) {
+ return new FileInputStream(str);
+ }
+ }
+ // everything failed, just give input stream
+ return java.lang.System["in"];
}
/**
* Generic any object to output stream mapper
- *
+ *
* @param out output file name or stream
* @return OutputStream object
* @private
*/
function outStream(out) {
- if (typeof(out) == "string") {
- if (out == '>') {
- return java.lang.System.out;
- } else {
- // treat it as file
- return new FileOutputStream(pathToFile(out));
- }
- } else {
- if (out instanceof OutputStream) {
- return out;
- } else if (out instanceof File) {
- return new FileOutputStream(out);
- }
- }
+ if (typeof(out) == "string") {
+ if (out == '>') {
+ return java.lang.System.out;
+ } else {
+ // treat it as file
+ return new FileOutputStream(pathToFile(out));
+ }
+ } else {
+ if (out instanceof OutputStream) {
+ return out;
+ } else if (out instanceof File) {
+ return new FileOutputStream(out);
+ }
+ }
- // everything failed, just return System.out
- return java.lang.System.out;
+ // everything failed, just return System.out
+ return java.lang.System.out;
}
/**
@@ -276,17 +305,17 @@
* @private
*/
function streamClose(stream) {
- if (stream) {
- if (stream != java.lang.System["in"] &&
- stream != java.lang.System.out &&
- stream != java.lang.System.err) {
- try {
- stream.close();
- } catch (e) {
- println(e);
- }
- }
- }
+ if (stream) {
+ if (stream != java.lang.System["in"] &&
+ stream != java.lang.System.out &&
+ stream != java.lang.System.err) {
+ try {
+ stream.close();
+ } catch (e) {
+ println(e);
+ }
+ }
+ }
}
/**
@@ -302,18 +331,20 @@
*
* @param str input from which script is loaded and evaluated
*/
-function load(str) {
- var stream = inStream(str);
- var bstream = new BufferedInputStream(stream);
- var reader = new BufferedReader(new InputStreamReader(bstream));
- var oldFilename = engine.get(engine.FILENAME);
- engine.put(engine.FILENAME, str);
- try {
- engine.eval(reader);
- } finally {
- engine.put(engine.FILENAME, oldFilename);
- streamClose(stream);
- }
+if (typeof(load) == 'undefined') {
+ var load = function(str) {
+ var stream = inStream(str);
+ var bstream = new BufferedInputStream(stream);
+ var reader = new BufferedReader(new InputStreamReader(bstream));
+ var oldFilename = engine.get(engine.FILENAME);
+ engine.put(engine.FILENAME, str);
+ try {
+ engine.eval(reader);
+ } finally {
+ engine.put(engine.FILENAME, oldFilename);
+ streamClose(stream);
+ }
+ }
}
// file system utilities
@@ -324,7 +355,7 @@
* @private
*/
function javaByteArray(len) {
- return java.lang.reflect.Array.newInstance(java.lang.Byte.TYPE, len);
+ return java.lang.reflect.Array.newInstance(java.lang.Byte.TYPE, len);
}
var curDir = new File('.');
@@ -333,7 +364,7 @@
* Print present working directory
*/
function pwd() {
- println(curDir.getAbsolutePath());
+ println(curDir.getAbsolutePath());
}
/**
@@ -341,17 +372,17 @@
* @param target directory to change to. optional, defaults to user's HOME
*/
function cd(target) {
- if (target == undefined) {
- target = sysProps["user.home"];
- }
- if (!(target instanceof File)) {
- target = pathToFile(target);
- }
- if (target.exists() && target.isDirectory()) {
- curDir = target;
- } else {
- println(target + " is not a directory");
- }
+ if (target == undefined) {
+ target = sysProps["user.home"];
+ }
+ if (!(target instanceof File)) {
+ target = pathToFile(target);
+ }
+ if (target.exists() && target.isDirectory()) {
+ curDir = target;
+ } else {
+ println(target + " is not a directory");
+ }
}
/**
@@ -361,15 +392,15 @@
* @private
*/
function pathToFile(pathname) {
- var tmp = pathname;
- if (!(tmp instanceof File)) {
- tmp = new File(tmp);
- }
- if (!tmp.isAbsolute()) {
- return new File(curDir, pathname);
- } else {
- return tmp;
- }
+ var tmp = pathname;
+ if (!(tmp instanceof File)) {
+ tmp = new File(tmp);
+ }
+ if (!tmp.isAbsolute()) {
+ return new File(curDir, pathname);
+ } else {
+ return tmp;
+ }
}
/**
@@ -379,22 +410,22 @@
* @param to output stream or file
*/
function cp(from, to) {
- if (from == to) {
- println("file " + from + " cannot be copied onto itself!");
- return;
- }
- var inp = inStream(from);
- var out = outStream(to);
- var binp = new BufferedInputStream(inp);
- var bout = new BufferedOutputStream(out);
- var buff = javaByteArray(1024);
- var len;
- while ((len = binp.read(buff)) > 0 )
- bout.write(buff, 0, len);
+ if (from == to) {
+ println("file " + from + " cannot be copied onto itself!");
+ return;
+ }
+ var inp = inStream(from);
+ var out = outStream(to);
+ var binp = new BufferedInputStream(inp);
+ var bout = new BufferedOutputStream(out);
+ var buff = javaByteArray(1024);
+ var len;
+ while ((len = binp.read(buff)) > 0 )
+ bout.write(buff, 0, len);
- bout.flush();
- streamClose(inp);
- streamClose(out);
+ bout.flush();
+ streamClose(inp);
+ streamClose(out);
}
/**
@@ -403,37 +434,37 @@
* <pre>
* <code>
* cat('test.txt'); // show test.txt file contents
- * cat('http://java.net'); // show the contents from the URL http://java.net
+ * cat('http://java.net'); // show the contents from the URL http://java.net
* </code>
* </pre>
* @param obj input to show
* @param pattern optional. show only the lines matching the pattern
*/
function cat(obj, pattern) {
- if (obj instanceof File && obj.isDirectory()) {
- ls(obj);
- return;
- }
-
- var inp = null;
- if (!(obj instanceof Reader)) {
- inp = inStream(obj);
- obj = new BufferedReader(new InputStreamReader(inp));
- }
- var line;
- if (pattern) {
- var count = 1;
- while ((line=obj.readLine()) != null) {
- if (line.match(pattern)) {
- println(count + "\t: " + line);
- }
- count++;
- }
- } else {
- while ((line=obj.readLine()) != null) {
- println(line);
- }
- }
+ if (obj instanceof File && obj.isDirectory()) {
+ ls(obj);
+ return;
+ }
+
+ var inp = null;
+ if (!(obj instanceof Reader)) {
+ inp = inStream(obj);
+ obj = new BufferedReader(new InputStreamReader(inp));
+ }
+ var line;
+ if (pattern) {
+ var count = 1;
+ while ((line=obj.readLine()) != null) {
+ if (line.match(pattern)) {
+ println(count + "\t: " + line);
+ }
+ count++;
+ }
+ } else {
+ while ((line=obj.readLine()) != null) {
+ println(line);
+ }
+ }
}
/**
@@ -443,13 +474,13 @@
* @return directory part of the given file name
*/
function dirname(pathname) {
- var dirName = ".";
- // Normalize '/' to local file separator before work.
- var i = pathname.replace('/', File.separatorChar ).lastIndexOf(
- File.separator );
- if ( i != -1 )
- dirName = pathname.substring(0, i);
- return dirName;
+ var dirName = ".";
+ // Normalize '/' to local file separator before work.
+ var i = pathname.replace('/', File.separatorChar ).lastIndexOf(
+ File.separator );
+ if ( i != -1 )
+ dirName = pathname.substring(0, i);
+ return dirName;
}
/**
@@ -458,34 +489,34 @@
* @param dir name of the new directory
*/
function mkdir(dir) {
- var dir = pathToFile(dir);
- println(dir.mkdir()? "created" : "can not create dir");
+ dir = pathToFile(dir);
+ println(dir.mkdir()? "created" : "can not create dir");
}
/**
- * Creates the directory named by given pathname, including
+ * Creates the directory named by given pathname, including
* any necessary but nonexistent parent directories.
*
* @param dir input path name
*/
function mkdirs(dir) {
- var dir = pathToFile(dir);
- println(dir.mkdirs()? "created" : "can not create dirs");
+ dir = pathToFile(dir);
+ println(dir.mkdirs()? "created" : "can not create dirs");
}
-
+
/**
- * Removes a given file
+ * Removes a given file
*
- * @param pathname name of the file
+ * @param pathname name of the file
*/
function rm(pathname) {
- file = pathToFile(pathname);
- if (!file.exists()) {
- println("file not found: " + pathname);
- return false;
- }
- // note that delete is a keyword in JavaScript!
- println(file["delete"]()? "deleted" : "can not delete");
+ var file = pathToFile(pathname);
+ if (!file.exists()) {
+ println("file not found: " + pathname);
+ return false;
+ }
+ // note that delete is a keyword in JavaScript!
+ println(file["delete"]()? "deleted" : "can not delete");
}
/**
@@ -494,14 +525,14 @@
* @param pathname name of the directory
*/
function rmdir(pathname) {
- rm(pathname);
+ rm(pathname);
}
/**
* Synonym for 'rm'
*/
function del(pathname) {
- rm(pathname);
+ rm(pathname);
}
/**
@@ -511,62 +542,62 @@
* @param to new name for the file
*/
function mv(from, to) {
- println(pathToFile(from).renameTo(pathToFile(to))?
- "moved" : "can not move");
+ println(pathToFile(from).renameTo(pathToFile(to))?
+ "moved" : "can not move");
}
/**
* Synonym for 'mv'.
*/
function ren(from, to) {
- mv(from, to);
+ mv(from, to);
}
-var months = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun",
- "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
+var months = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+ "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ];
/**
* Helper function called by ls
* @private
- */
+ */
function printFile(f) {
- var sb = new java.lang.StringBuffer();
- sb.append(f.isDirectory()? "d" : "-");
- sb.append(f.canRead() ? "r": "-" );
- sb.append(f.canWrite() ? "w": "-" );
- sb.append(" ");
+ var sb = new java.lang.StringBuffer();
+ sb.append(f.isDirectory()? "d" : "-");
+ sb.append(f.canRead() ? "r": "-" );
+ sb.append(f.canWrite() ? "w": "-" );
+ sb.append(" ");
- var d = new java.util.Date(f.lastModified());
- var c = new java.util.GregorianCalendar();
- c.setTime(d);
- var day = c.get(java.util.Calendar.DAY_OF_MONTH);
- sb.append(months[c.get(java.util.Calendar.MONTH)]
- + " " + day );
- if (day < 10) {
- sb.append(" ");
- }
+ var d = new java.util.Date(f.lastModified());
+ var c = new java.util.GregorianCalendar();
+ c.setTime(d);
+ var day = c.get(java.util.Calendar.DAY_OF_MONTH);
+ sb.append(months[c.get(java.util.Calendar.MONTH)]
+ + " " + day );
+ if (day < 10) {
+ sb.append(" ");
+ }
- // to get fixed length 'length' field
- var fieldlen = 8;
- var len = new java.lang.StringBuffer();
- for(var j=0; j<fieldlen; j++)
- len.append(" ");
- len.insert(0, java.lang.Long.toString(f.length()));
- len.setLength(fieldlen);
- // move the spaces to the front
- var si = len.toString().indexOf(" ");
- if ( si != -1 ) {
- var pad = len.toString().substring(si);
- len.setLength(si);
- len.insert(0, pad);
- }
- sb.append(len.toString());
- sb.append(" ");
- sb.append(f.getName());
- if (f.isDirectory()) {
- sb.append('/');
- }
- println(sb.toString());
+ // to get fixed length 'length' field
+ var fieldlen = 8;
+ var len = new java.lang.StringBuffer();
+ for(var j=0; j<fieldlen; j++)
+ len.append(" ");
+ len.insert(0, java.lang.Long.toString(f.length()));
+ len.setLength(fieldlen);
+ // move the spaces to the front
+ var si = len.toString().indexOf(" ");
+ if ( si != -1 ) {
+ var pad = len.toString().substring(si);
+ len.setLength(si);
+ len.insert(0, pad);
+ }
+ sb.append(len.toString());
+ sb.append(" ");
+ sb.append(f.getName());
+ if (f.isDirectory()) {
+ sb.append('/');
+ }
+ println(sb.toString());
}
/**
@@ -576,32 +607,32 @@
* @param filter pattern to filter the files listed. optional, default is '.'.
*/
function ls(dir, filter) {
- if (dir) {
- dir = pathToFile(dir);
- } else {
- dir = curDir;
- }
- if (dir.isDirectory()) {
- var files = dir.listFiles();
- for (var i in files) {
- var f = files[i];
- if (filter) {
- if(!f.getName().match(filter)) {
- continue;
- }
- }
- printFile(f);
- }
- } else {
- printFile(dir);
- }
+ if (dir) {
+ dir = pathToFile(dir);
+ } else {
+ dir = curDir;
+ }
+ if (dir.isDirectory()) {
+ var files = dir.listFiles();
+ for (var i in files) {
+ var f = files[i];
+ if (filter) {
+ if(!f.getName().match(filter)) {
+ continue;
+ }
+ }
+ printFile(f);
+ }
+ } else {
+ printFile(dir);
+ }
}
/**
* Synonym for 'ls'.
*/
function dir(d, filter) {
- ls(d, filter);
+ ls(d, filter);
}
/**
@@ -611,24 +642,24 @@
* @param files one or more files
*/
function grep(pattern, files /*, one or more files */) {
- if (arguments.length < 2) return;
- for (var i = 1; i < arguments.length; i++) {
- println(arguments[i] + ":");
- cat(arguments[i], pattern);
- }
+ if (arguments.length < 2) return;
+ for (var i = 1; i < arguments.length; i++) {
+ println(arguments[i] + ":");
+ cat(arguments[i], pattern);
+ }
}
/**
* Find in files. Calls arbitrary callback function
* for each matching file.<br>
*
- * Examples:
+ * Examples:
* <pre>
* <code>
- * find('.')
- * find('.', '.*\.class', rm); // remove all .class files
- * find('.', '.*\.java'); // print fullpath of each .java file
- * find('.', '.*\.java', cat); // print all .java files
+ * find('.')
+ * find('.', '.*\.class', rm); // remove all .class files
+ * find('.', '.*\.java'); // print fullpath of each .java file
+ * find('.', '.*\.java', cat); // print all .java files
* </code>
* </pre>
*
@@ -637,23 +668,23 @@
* @param callback function to call for matching files
*/
function find(dir, pattern, callback) {
- dir = pathToFile(dir);
- if (!callback) callback = print;
- var files = dir.listFiles();
- for (var f in files) {
- var file = files[f];
- if (file.isDirectory()) {
- find(file, pattern, callback);
- } else {
- if (pattern) {
- if (file.getName().match(pattern)) {
- callback(file);
- }
- } else {
- callback(file);
- }
- }
- }
+ dir = pathToFile(dir);
+ if (!callback) callback = print;
+ var files = dir.listFiles();
+ for (var f in files) {
+ var file = files[f];
+ if (file.isDirectory()) {
+ find(file, pattern, callback);
+ } else {
+ if (pattern) {
+ if (file.getName().match(pattern)) {
+ callback(file);
+ }
+ } else {
+ callback(file);
+ }
+ }
+ }
}
// process utilities
@@ -664,40 +695,44 @@
* @param cmd command to execute in child process
*/
function exec(cmd) {
- var process = java.lang.Runtime.getRuntime().exec(cmd);
- var inp = new DataInputStream(process.getInputStream());
- var line = null;
- while ((line = inp.readLine()) != null) {
- println(line);
- }
- process.waitFor();
- $exit = process.exitValue();
+ var process = java.lang.Runtime.getRuntime().exec(cmd);
+ var inp = new DataInputStream(process.getInputStream());
+ var line = null;
+ while ((line = inp.readLine()) != null) {
+ println(line);
+ }
+ process.waitFor();
+ $exit = process.exitValue();
}
-/**
- * Exit the shell program.
- *
- * @param exitCode integer code returned to OS shell.
- * optional, defaults to 0
- */
-function exit(code) {
- if (code) {
- java.lang.System.exit(code + 0);
- } else {
- java.lang.System.exit(0);
- }
+if (typeof(exit) == 'undefined') {
+ /**
+ * Exit the shell program.
+ *
+ * @param exitCode integer code returned to OS shell.
+ * optional, defaults to 0
+ */
+ var exit = function (code) {
+ if (code) {
+ java.lang.System.exit(code + 0);
+ } else {
+ java.lang.System.exit(0);
+ }
+ }
}
-/**
- * synonym for exit
- */
-function quit(code) {
- exit(code);
+if (typeof(quit) == 'undefined') {
+ /**
+ * synonym for exit
+ */
+ var quit = function (code) {
+ exit(code);
+ }
}
// XML utilities
-/**
+/**
* Converts input to DOM Document object
*
* @param inp file or reader. optional, without this param,
@@ -705,17 +740,17 @@
* @return returns a DOM Document object
*/
function XMLDocument(inp) {
- var factory = javax.xml.parsers.DocumentBuilderFactory.newInstance();
- var builder = factory.newDocumentBuilder();
- if (inp) {
- if (typeof(inp) == "string") {
- return builder.parse(pathToFile(inp));
- } else {
- return builder.parse(inp);
- }
- } else {
- return builder.newDocument();
- }
+ var factory = javax.xml.parsers.DocumentBuilderFactory.newInstance();
+ var builder = factory.newDocumentBuilder();
+ if (inp) {
+ if (typeof(inp) == "string") {
+ return builder.parse(pathToFile(inp));
+ } else {
+ return builder.parse(inp);
+ }
+ } else {
+ return builder.newDocument();
+ }
}
/**
@@ -725,14 +760,14 @@
* @return XMLSource object
*/
function XMLSource(inp) {
- if (inp instanceof javax.xml.transform.Source) {
- return inp;
- } else if (inp instanceof Packages.org.w3c.dom.Document) {
- return new javax.xml.transform.dom.DOMSource(inp);
- } else {
- inp = new BufferedInputStream(inStream(inp));
- return new javax.xml.transform.stream.StreamSource(inp);
- }
+ if (inp instanceof javax.xml.transform.Source) {
+ return inp;
+ } else if (inp instanceof Packages.org.w3c.dom.Document) {
+ return new javax.xml.transform.dom.DOMSource(inp);
+ } else {
+ inp = new BufferedInputStream(inStream(inp));
+ return new javax.xml.transform.stream.StreamSource(inp);
+ }
}
/**
@@ -742,73 +777,73 @@
* @return XMLResult object
*/
function XMLResult(out) {
- if (out instanceof javax.xml.transform.Result) {
- return out;
- } else if (out instanceof Packages.org.w3c.dom.Document) {
- return new javax.xml.transform.dom.DOMResult(out);
- } else {
- out = new BufferedOutputStream(outStream(out));
- return new javax.xml.transform.stream.StreamResult(out);
- }
+ if (out instanceof javax.xml.transform.Result) {
+ return out;
+ } else if (out instanceof Packages.org.w3c.dom.Document) {
+ return new javax.xml.transform.dom.DOMResult(out);
+ } else {
+ out = new BufferedOutputStream(outStream(out));
+ return new javax.xml.transform.stream.StreamResult(out);
+ }
}
/**
- * Perform XSLT transform
+ * Perform XSLT transform
*
* @param inp Input XML to transform (URL, File or InputStream)
* @param style XSL Stylesheet to be used (URL, File or InputStream). optional.
* @param out Output XML (File or OutputStream
*/
function XSLTransform(inp, style, out) {
- switch (arguments.length) {
- case 2:
- inp = arguments[0];
- out = arguments[1];
- break;
- case 3:
- inp = arguments[0];
- style = arguments[1];
- out = arguments[2];
- break;
- default:
- println("XSL tranform requires 2 or 3 arguments");
- return;
- }
+ switch (arguments.length) {
+ case 2:
+ inp = arguments[0];
+ out = arguments[1];
+ break;
+ case 3:
+ inp = arguments[0];
+ style = arguments[1];
+ out = arguments[2];
+ break;
+ default:
+ println("XSL tranform requires 2 or 3 arguments");
+ return;
+ }
- var factory = javax.xml.transform.TransformerFactory.newInstance();
- var tranformer;
- if (style) {
- transformer = factory.newTransformer(XMLSource(style));
- } else {
- transformer = factory.newTransformer();
- }
- var source = XMLSource(inp);
- var result = XMLResult(out);
- transformer.transform(source, result);
- if (source.getInputStream) {
- streamClose(source.getInputStream());
- }
- if (result.getOutputStream) {
- streamClose(result.getOutputStream());
- }
+ var factory = javax.xml.transform.TransformerFactory.newInstance();
+ var transformer;
+ if (style) {
+ transformer = factory.newTransformer(XMLSource(style));
+ } else {
+ transformer = factory.newTransformer();
+ }
+ var source = XMLSource(inp);
+ var result = XMLResult(out);
+ transformer.transform(source, result);
+ if (source.getInputStream) {
+ streamClose(source.getInputStream());
+ }
+ if (result.getOutputStream) {
+ streamClose(result.getOutputStream());
+ }
}
// miscellaneous utilities
/**
- * Prints which command is selected from PATH
+ * Prints which command is selected from PATH
*
* @param cmd name of the command searched from PATH
*/
function which(cmd) {
- var st = new java.util.StringTokenizer(env.PATH, File.pathSeparator);
- while (st.hasMoreTokens()) {
- var file = new File(st.nextToken(), cmd);
- if (file.exists()) {
- println(file.getAbsolutePath());
- return;
- }
- }
+ var st = new java.util.StringTokenizer(env.PATH, File.pathSeparator);
+ while (st.hasMoreTokens()) {
+ var file = new File(st.nextToken(), cmd);
+ if (file.exists()) {
+ println(file.getAbsolutePath());
+ return;
+ }
+ }
}
/**
@@ -817,41 +852,43 @@
* @param name domain name
*/
function ip(name) {
- var addrs = InetAddress.getAllByName(name);
- for (var i in addrs) {
- println(addrs[i]);
- }
+ var addrs = InetAddress.getAllByName(name);
+ for (var i in addrs) {
+ println(addrs[i]);
+ }
}
/**
* Prints current date in current locale
*/
function date() {
- println(new Date().toLocaleString());
+ println(new Date().toLocaleString());
}
/**
* Echoes the given string arguments
*/
function echo(x) {
- for (var i = 0; i < arguments.length; i++) {
- println(arguments[i]);
- }
+ for (var i = 0; i < arguments.length; i++) {
+ println(arguments[i]);
+ }
}
-/**
- * This is C-like printf
- *
- * @param format string to format the rest of the print items
- * @param args variadic argument list
- */
-function printf(format, args/*, more args*/) {
- var array = java.lang.reflect.Array.newInstance(java.lang.Object,
- arguments.length - 1);
- for (var i = 0; i < array.length; i++) {
- array[i] = arguments[i+1];
- }
- return java.lang.System.out.printf(format, array);
+if (typeof(printf) == 'undefined') {
+ /**
+ * This is C-like printf
+ *
+ * @param format string to format the rest of the print items
+ * @param args variadic argument list
+ */
+ var printf = function (format, args/*, more args*/) {
+ var array = java.lang.reflect.Array.newInstance(java.lang.Object,
+ arguments.length - 1);
+ for (var i = 0; i < array.length; i++) {
+ array[i] = arguments[i+1];
+ }
+ java.lang.System.out.printf(format, array);
+ }
}
/**
@@ -861,24 +898,48 @@
* @param multiline to tell whether to read single line or multiple lines
*/
function read(prompt, multiline) {
- if (!prompt) {
- prompt = '>';
- }
- var inp = java.lang.System["in"];
- var reader = new BufferedReader(new InputStreamReader(inp));
- if (multiline) {
- var line = '';
- while (true) {
- java.lang.System.err.print(prompt);
- java.lang.System.err.flush();
- var tmp = reader.readLine();
- if (tmp == '' || tmp == null) break;
- line += tmp + '\n';
- }
- return line;
- } else {
- java.lang.System.err.print(prompt);
- java.lang.System.err.flush();
- return reader.readLine();
- }
+ if (!prompt) {
+ prompt = '>';
+ }
+ var inp = java.lang.System["in"];
+ var reader = new BufferedReader(new InputStreamReader(inp));
+ if (multiline) {
+ var line = '';
+ while (true) {
+ java.lang.System.err.print(prompt);
+ java.lang.System.err.flush();
+ var tmp = reader.readLine();
+ if (tmp == '' || tmp == null) break;
+ line += tmp + '\n';
+ }
+ return line;
+ } else {
+ java.lang.System.err.print(prompt);
+ java.lang.System.err.flush();
+ return reader.readLine();
+ }
}
+
+if (typeof(println) == 'undefined') {
+ var print = function(str, newline) {
+ if (typeof(str) == 'undefined') {
+ str = 'undefined';
+ } else if (str == null) {
+ str = 'null';
+ }
+
+ if (!(out instanceof java.io.PrintWriter)) {
+ out = new java.io.PrintWriter(out);
+ }
+
+ out.print(String(str));
+ if (newline) {
+ out.print('\n');
+ }
+ out.flush();
+ }
+
+ var println = function(str) {
+ print(str, true);
+ };
+}