Build modifications to make Context.getImplementationVersion() to return string defined in build property files with automatic timestamping.

js/rhino/build.properties

@@ -33,6 +33,8 @@
 name: rhino
 Name: Rhino
 version: 1_6R1
+# See Context#getImplementationVersion() for format of this!
+implementation.version: Rhino 1.6 release 1_pre_RC2 ${implementation.date}
 
 build.dir: build
 rhino.jar: js.jar

js/rhino/build.xml

@@ -8,6 +8,10 @@ Requires Ant version 1.2 or later
 <project name="Rhino" default="help" basedir=".">
 
   <target name="properties">
+    <tstamp>
+      <!-- Specify date part of Context#getImplementationVersion() -->
+      <format property="implementation.date" pattern="yyyy MM dd"/>
+    </tstamp>
     <property file="build.properties"/>
 
     <property name="dist.file" value="rhino${version}.zip"/>
@@ -88,7 +92,6 @@ Requires Ant version 1.2 or later
   </target>
 
   <target name="copy-misc" depends="init">
-    <tstamp/>
     <filter token="datestamp" value="${TODAY}"/>
     <copy todir="${dist.dir}" filtering="yes">
       <fileset dir=".">
@@ -110,7 +113,7 @@ Requires Ant version 1.2 or later
     </copy>
   </target>
 
-  <target name="javadoc" depends="compile,copy-docs">
+  <target name="javadoc" depends="copy-docs">
     <mkdir dir="${dist.dir}/docs/apidocs"/>
     <javadoc sourcefiles="${apiClasses}"
              sourcepath="src"

js/rhino/src/build.xml

@@ -19,6 +19,10 @@ Requires Ant version 1.2
     </javac>
     <copy todir="${classes}">
       <fileset dir="src" includes="org/**/*.properties" />
+      <filterset>
+	  <filter token="IMPLEMENTATION.VERSION" 
+	          value="${implementation.version}"/>
+      </filterset>      
     </copy>
   </target>
 

js/rhino/src/org/mozilla/javascript/Context.java

@@ -752,10 +752,16 @@ public class Context
      * @return a string that encodes the product, language version, release
      *         number, and date.
      */
-     public final String getImplementationVersion()
-     {
-        return "Rhino 1.6 release 1 2004 08 11";
-     }
+    public final String getImplementationVersion()
+    {
+        // XXX Probably it would be better to embed this directly into source
+        // with special build preprocessing but that would require some ant
+        // tweaking and then replacing token in resource files was simpler
+        if (implementationVersion == null) {
+            implementationVersion = getMessage0("implementation.version");
+        }
+        return implementationVersion;
+    }
 
     /**
      * Get the current error reporter.
@@ -2585,6 +2591,8 @@ public class Context
         }
     }
 
+    private static String implementationVersion;
+
     private ContextFactory factory;
     private boolean sealed;
     private Object sealKey;

js/rhino/src/org/mozilla/javascript/resources/Messages.properties

@@ -33,6 +33,10 @@
 # the provisions above, a recipient may use your version of this
 # file under either the NPL or the GPL.
 
+# This is replaced during jar assembly from property string
+# and should not be translated
+implementation.version = @IMPLEMENTATION.VERSION@
+
 #
 # To add JavaScript error messages for a particular locale, create a
 # new Messages_[locale].properties file, where [locale] is the Java