First step to having an env.js-specific set of Rhino extensions. We now

have a new (although still empty) main/shell Java class based on Rhino's
default shell that will be used for executing env.js.  This is located
in a separate jar so that we can continue to operate with unmodified
Rhino release jars.

build.xml

@@ -39,8 +39,11 @@
             location="${DIST_DIR}/env.rhino.js"/>
 
     <!-- BUILD TARGETS -->
-    <target name="all" depends="concat,test"/>
-
+    <target name="all" depends="rhino,concat,test"/>
+    <target name="rhino">
+        <ant antfile="rhino/build.xml" target="all" inheritAll="false"/>
+    </target>
+
     <target name="concat" description="Main ENV build">
         <mkdir dir="${DIST_DIR}" />
           <!-- CORE -->
@@ -147,7 +150,10 @@
     </target>
 
     <target name="test" description="Run the tests">
-      <java fork="true" jar="rhino/js.jar" failonerror="true">
+      <java fork="true"
+            failonerror="true"
+            classname="EnvjsRhinoMain"
+            classpath="rhino/js.jar:rhino/mainForEnvjs.jar">
         <arg value="test/test.js"/>
         <jvmarg value="-Dfile.encoding=utf-8"/>
       </java>

rhino/build.properties

@@ -0,0 +1,21 @@
+
+name: mainforenvjs
+Name: mainForEnvjs
+version: 0
+implementation.version: mainForEnvjs 0 ${implementation.date}
+    # ^^^ matches Context#getImplementationVersion()
+
+build.dir: build
+src.dir: mainForEnvjs
+this.jar: mainForEnvjs.jar
+dist.name: mainforenvjs${version}
+dist.dir: ${build.dir}/${dist.name}
+
+# compilation destionation
+classes: ${build.dir}/classes
+
+# compilation settings
+debug: on
+target-jvm: 1.5
+source-level: 1.5
+jar-compression: true

rhino/build.xml

@@ -0,0 +1,6 @@
+
+<project name="rhino" default="all" basedir=".">
+  <target name="all">
+    <ant antfile="mainForEnvjs/build.xml" target="jar"/>
+  </target>
+</project>

rhino/mainForEnvjs/EnvjsRhinoGlobal.java

@@ -0,0 +1,47 @@
+/*
+ * This file is a component of env.js, 
+ *     http://github.com/gleneivey/env-js/commits/master/README
+ * a Pure JavaScript Browser Environment
+ * Copyright 2009 John Resig, licensed under the MIT License
+ *     http://www.opensource.org/licenses/mit-license.php
+ */
+
+
+import org.mozilla.javascript.*;
+
+public class EnvjsRhinoGlobal extends
+        org.mozilla.javascript.tools.shell.Global
+{
+    public void init(Context cx)
+    {
+        // first, let the Rhino shell base class do its init
+        super.init(cx);
+
+        // now, we add the JavaScript methods we want to provide for env.js
+        String[] names = {
+            "createAGlobalObject",
+            "getThisScopesGlobalObject",
+            "setThisScopesGlobalObject"
+        };
+        defineFunctionProperties(names, EnvjsRhinoGlobal.class,
+                                 ScriptableObject.DONTENUM);
+    }
+
+
+    /* class methods intended to be called as JavaScript global functions */
+
+    public static void createAGlobalObject(Context cx, Scriptable thisObj,
+                                           Object[] args, Function funObj)
+    {
+    }
+
+    public static void getThisScopesGlobalObject(Context cx, Scriptable thisObj,
+                                                 Object[] args, Function funObj)
+    {
+    }
+
+    public static void setThisScopesGlobalObject(Context cx, Scriptable thisObj,
+                                                 Object[] args, Function funObj)
+    {
+    }
+}

rhino/mainForEnvjs/EnvjsRhinoMain.java

@@ -0,0 +1,21 @@
+/*
+ * This file is a component of env.js, 
+ *     http://github.com/gleneivey/env-js/commits/master/README
+ * a Pure JavaScript Browser Environment
+ * Copyright 2009 John Resig, licensed under the MIT License
+ *     http://www.opensource.org/licenses/mit-license.php
+ */
+
+
+import org.mozilla.javascript.tools.shell.*;
+
+public class EnvjsRhinoMain extends Main
+{
+    static
+    {           // replace the generic Global object with our extended
+        System.out.println("Hello from EnvjsRhinoMain-static-initializer");
+        global = new EnvjsRhinoGlobal();
+        // not calling global.initQuitAction()  Doesn't matter because env.js
+        // doesn't call the "quit" JS method provided by the Rhino shell app
+    }
+}

rhino/mainForEnvjs/build.xml

@@ -0,0 +1,38 @@
+
+
+<project name="mainForEnvjs" default="jar" basedir="..">
+
+  <target name="properties">
+    <tstamp>
+      <format property="implementation.date" pattern="yyyy MM dd"/>
+    </tstamp>
+    <property file="build.properties"/>
+  </target>
+
+  <target name="init" depends="properties">
+    <mkdir dir="${build.dir}"/>
+    <mkdir dir="${classes}"/>
+    <mkdir dir="${dist.dir}"/>
+  </target>
+
+  <target name="compile" depends="init">
+    <javac srcdir="${src.dir}"
+           destdir="${classes}"
+           includes="**/*.java"
+           deprecation="on"
+           classpath="js.jar"
+           debug="${debug}"
+           target="${target-jvm}"
+           source="${source-level}"
+    >
+    </javac>
+  </target>
+
+  <target name="jar" depends="compile">
+    <jar jarfile="${this.jar}"
+         basedir="${classes}"
+         manifest="${src.dir}/manifest"
+         compress="${jar-compression}"
+     />
+  </target>
+</project>

rhino/mainForEnvjs/manifest

@@ -0,0 +1,2 @@
+Manifest-Version: 1.0
+Main-Class: EnvjsRhinoMain