Add new example.

js/rhino/examples/RunScript.java

@@ -0,0 +1,57 @@
+/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1999 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+import org.mozilla.javascript.*;
+
+/**
+ * RunScript: simplest example of controlling execution of Rhino.
+ * 
+ * Collects its arguments from the command line, executes the 
+ * script, and prints the result.
+ * 
+ * @author Norris Boyd
+ */
+public class RunScript {
+    public static void main(String args[]) 
+        throws JavaScriptException 
+    {
+        // Creates and enters a Context. The Context stores information
+        // about the execution environment of a script.
+        Context cx = Context.enter();
+        
+        // Initialize the standard objects (Object, Function, etc.)
+        // This must be done before scripts can be executed. Returns
+        // a scope object that we use in later calls.
+        Scriptable scope = cx.initStandardObjects(null);
+        
+        // Collect the arguments into a single string.
+        String s = "";
+        for (int i=0; i < args.length; i++)
+            s += args[i];
+        
+        // Now evaluate the string we've colected.
+        Object result = cx.evaluateString(scope, s, "<cmd>", 1, null);
+        
+        // Convert the result to a string and print it.
+        System.err.println(cx.toString(result));
+        
+        // Exit from the context.
+        Context.exit();
+    }
+}
+