1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/samples/shell.js Fri Dec 21 16:36:24 2012 -0400 1.3 @@ -0,0 +1,78 @@ 1.4 +/* 1.5 + * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved. 1.6 + * 1.7 + * Redistribution and use in source and binary forms, with or without 1.8 + * modification, are permitted provided that the following conditions 1.9 + * are met: 1.10 + * 1.11 + * - Redistributions of source code must retain the above copyright 1.12 + * notice, this list of conditions and the following disclaimer. 1.13 + * 1.14 + * - Redistributions in binary form must reproduce the above copyright 1.15 + * notice, this list of conditions and the following disclaimer in the 1.16 + * documentation and/or other materials provided with the distribution. 1.17 + * 1.18 + * - Neither the name of Oracle nor the names of its 1.19 + * contributors may be used to endorse or promote products derived 1.20 + * from this software without specific prior written permission. 1.21 + * 1.22 + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 1.23 + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 1.24 + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1.25 + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 1.26 + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 1.27 + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 1.28 + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 1.29 + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 1.30 + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 1.31 + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 1.32 + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1.33 + */ 1.34 + 1.35 +/** 1.36 + * This is a simple shell tool in JavaScript. 1.37 + * 1.38 + * Runs any operating system command using Java "exec". When "eval" command is 1.39 + * used, evaluates argument(s) as JavaScript code. 1.40 + */ 1.41 + 1.42 +var imports = new JavaImporter(java.io, java.lang, java.util); 1.43 + 1.44 +function prompt() { 1.45 + java.lang.System.out.print(">"); 1.46 +} 1.47 + 1.48 +with (imports) { 1.49 + var reader = new BufferedReader(new InputStreamReader(System["in"])); 1.50 + var line = null; 1.51 + prompt(); 1.52 + while ((line = reader.readLine()) != null) { 1.53 + if (line != "") { 1.54 + var args = line.split(" "); 1.55 + try { 1.56 + if (args[0] == "eval") { 1.57 + var code = line.substring("eval".length); 1.58 + var res = eval(code); 1.59 + if (res != undefined) { 1.60 + print(res); 1.61 + } 1.62 + } else { 1.63 + var argList = new ArrayList(); 1.64 + for (i in args) { argList.add(args[i]); } 1.65 + var procBuilder = new ProcessBuilder(argList); 1.66 + procBuilder.redirectErrorStream(); 1.67 + var proc = procBuilder.start(); 1.68 + var out = new BufferedReader(new InputStreamReader(proc.getInputStream())); 1.69 + var line = null; 1.70 + while ((line = out.readLine()) != null) { 1.71 + System.out.println(line); 1.72 + } 1.73 + proc.waitFor(); 1.74 + } 1.75 + } catch (e) { 1.76 + print(e); 1.77 + } 1.78 + } 1.79 + prompt(); 1.80 + } 1.81 +}