New smart classloading

src/helma/framework/core/Application.java

@@ -929,6 +929,14 @@ public final class Application implements IPathElement, Runnable {
 	}
 	return null;
     }
+    
+
+    /**
+     *  Return the application's classloader
+     */
+    public ClassLoader getClassLoader () {
+	return typemgr.loader;
+    }
 
     //////////////////////////////////////////////////////////////////////////////////////////////////////////
     ///   The following methods mimic the IPathElement interface. This allows us

src/helma/framework/core/RequestEvaluator.java

@@ -72,9 +72,9 @@ public final class RequestEvaluator implements Runnable {
 	if (scriptingEngine == null) {
 	    String engineClassName = app.getProperty (
 	            "scriptingEngine",
-	            "helma.scripting.fesi.FesiEngine");
+	            "helma.scripting.fesi.PhantomEngine");
 	    try {
-	        Class clazz = app.typemgr.loader.loadClass (engineClassName);
+	        Class clazz = app.getClassLoader().loadClass (engineClassName);
 	        scriptingEngine = (ScriptingEngine) clazz.newInstance ();
 	        scriptingEngine.init (app, this);
 	    } catch (Exception x) {
@@ -666,6 +666,7 @@ public final class RequestEvaluator implements Runnable {
 	if (rtx == null || !rtx.isAlive()) {
 	    // app.logEvent ("Starting Thread");
 	    rtx = new Transactor (this, app.threadgroup, app.nmgr);
+	    rtx.setContextClassLoader (app.getClassLoader ());
 	    rtx.start ();
 	} else {
 	    notifyAll ();

src/helma/main/launcher/FilteredClassLoader.java

@@ -29,9 +29,7 @@ public class FilteredClassLoader extends URLClassLoader {
      *  Mask classes that implement the scripting engine(s) contained in helma.jar
      */
     protected Class findClass (String name) throws ClassNotFoundException {
-	if (name != null && (name.startsWith ("helma.scripting.fesi") || 
-	                     name.startsWith ("helma.doc") ||
-	                     name.startsWith ("FESI")))
+	if (name != null && "helma.scripting.fesi.PhantomEngine".equals (name))
 	    throw new ClassNotFoundException (name);
 	return super.findClass (name);
     }

src/helma/scripting/fesi/FesiEngine.java

@@ -25,7 +25,7 @@ import FESI.Exceptions.*;
 /**
  * This is the implementation of ScriptingEnvironment for the FESI EcmaScript interpreter.
  */
-public final class FesiEngine implements ScriptingEngine {
+public class FesiEngine implements ScriptingEngine {
 
     // the application we're running in
     Application app;
@@ -80,8 +80,7 @@ public final class FesiEngine implements ScriptingEngine {
 	wrappercache = new CacheMap (200, .75f);
 	prototypes = new Hashtable ();
 	try {
-	    evaluator = new Evaluator();
-	    evaluator.engine = this;
+	    evaluator = new Evaluator(this);
 	    global = evaluator.getGlobalObject();
 	    for (int i=0; i<extensions.length; i++)
 	        evaluator.addExtension (extensions[i]);
@@ -753,6 +752,13 @@ public final class FesiEngine implements ScriptingEngine {
 	wrappercache.put (n, esn);
     }
 
+    /**
+     *  Return the application's classloader
+     */
+    public ClassLoader getClassLoader () {
+	return app.getClassLoader ();
+    }
+
     /**
      *  Return the RequestEvaluator owning and driving this FESI evaluator.
      */

src/helma/scripting/fesi/PhantomEngine.java

@@ -0,0 +1,17 @@
+// PhantomEngine.java
+// Copyright (c) Hannes Wallnöfer 2002
+
+package helma.scripting.fesi;
+
+import helma.scripting.ScriptingException;
+
+public final class PhantomEngine extends FesiEngine {
+
+    /**
+     *
+     */
+    public Object invoke (Object thisObject, String functionName, Object[] args, boolean xmlrpc) throws ScriptingException {
+	return super.invoke (thisObject, functionName, args, xmlrpc);
+    }
+
+}