diff --git a/jmg-core/src/main/java/jmg/core/template/BESFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/BESFilterInjectorTpl.java
index f15cce2..eb80ef4 100644
--- a/jmg-core/src/main/java/jmg/core/template/BESFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/BESFilterInjectorTpl.java
@@ -81,12 +81,18 @@ public Thread[] getThreads() {
         return var0;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
+        }
+    }
+
     private Object getFilter(Object context) throws Exception {
         Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e1) {
diff --git a/jmg-core/src/main/java/jmg/core/template/BESListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/BESListenerInjectorTpl.java
index 1fc028f..6a6d769 100644
--- a/jmg-core/src/main/java/jmg/core/template/BESListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/BESListenerInjectorTpl.java
@@ -73,13 +73,18 @@ public Thread[] getThreads() {
         return var0;
     }
 
-    private Object getListener(Object context) throws Exception {
-        Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
         }
+    }
 
+    private Object getListener(Object context) throws Exception {
+        Object listener = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/GlassFishFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/GlassFishFilterInjectorTpl.java
index 857e644..58ee1c4 100644
--- a/jmg-core/src/main/java/jmg/core/template/GlassFishFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/GlassFishFilterInjectorTpl.java
@@ -64,12 +64,18 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
+        }
+    }
+
     private Object getFilter(Object context) throws Exception {
         Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/GlassFishListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/GlassFishListenerInjectorTpl.java
index f31fdf8..2b27906 100644
--- a/jmg-core/src/main/java/jmg/core/template/GlassFishListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/GlassFishListenerInjectorTpl.java
@@ -60,13 +60,18 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
-    private Object getListener(Object context) throws Exception {
-        Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
         }
+    }
 
+    private Object getListener(Object context) throws Exception {
+        Object listener = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/JettyFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/JettyFilterInjectorTpl.java
index 3efa624..3806e74 100644
--- a/jmg-core/src/main/java/jmg/core/template/JettyFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/JettyFilterInjectorTpl.java
@@ -164,14 +164,17 @@ private Object getContextFromHttpConnection(Thread thread) throws Exception {
         throw new Exception("HttpConnection not found");
     }
 
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader"));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "_classLoader"));
+        }
+    }
 
-    private Object getFilter(Object context) {
-
+    private Object getFilter(Object context) throws Exception {
         Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/JettyListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/JettyListenerInjectorTpl.java
index fe41ac5..373ef54 100644
--- a/jmg-core/src/main/java/jmg/core/template/JettyListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/JettyListenerInjectorTpl.java
@@ -108,13 +108,17 @@ private Object getContextFromHttpConnection(Thread thread) throws Exception {
         throw new Exception("HttpConnection not found");
     }
 
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader"));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "_classLoader"));
+        }
+    }
 
-    private Object getListener(Object context) {
+    private Object getListener(Object context) throws Exception {
         Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/ResinFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/ResinFilterInjectorTpl.java
index a9692c9..e233bbb 100644
--- a/jmg-core/src/main/java/jmg/core/template/ResinFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/ResinFilterInjectorTpl.java
@@ -87,12 +87,17 @@ public List<Object> getContext() {
 
     }
 
-    private Object getFilter(Object context) {
-        Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "_classLoader"));
         }
+    }
+
+    private Object getFilter(Object context) throws Exception {
+        Object filter = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/ResinListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/ResinListenerInjectorTpl.java
index 22f6d13..2b99b05 100644
--- a/jmg-core/src/main/java/jmg/core/template/ResinListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/ResinListenerInjectorTpl.java
@@ -65,12 +65,17 @@ public List<Object> getContext() {
 
     }
 
-    private Object getListener(Object context) {
-        Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "_classLoader"));
         }
+    }
+
+    private Object getListener(Object context) throws Exception {
+        Object listener = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/TomcatFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/TomcatFilterInjectorTpl.java
index 09b901e..ea13dd0 100644
--- a/jmg-core/src/main/java/jmg/core/template/TomcatFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/TomcatFilterInjectorTpl.java
@@ -95,14 +95,19 @@ else if (thread.getContextClassLoader() != null && (thread.getContextClassLoader
         return contexts;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
+        }
+    }
 
-    private Object getFilter(Object context) {
+    private Object getFilter(Object context) throws Exception {
 
         Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName());
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/TomcatListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/TomcatListenerInjectorTpl.java
index 96010c1..e9a2d55 100644
--- a/jmg-core/src/main/java/jmg/core/template/TomcatListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/TomcatListenerInjectorTpl.java
@@ -87,13 +87,19 @@ else if (thread.getContextClassLoader() != null && (thread.getContextClassLoader
         return contexts;
     }
 
-    private Object getListener(Object context) {
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
+        }
+    }
+
+    private Object getListener(Object context) throws Exception {
 
         Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/TomcatValveInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/TomcatValveInjectorTpl.java
index 8126bf7..49a41fd 100644
--- a/jmg-core/src/main/java/jmg/core/template/TomcatValveInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/TomcatValveInjectorTpl.java
@@ -95,10 +95,7 @@ else if (thread.getContextClassLoader() != null && (thread.getContextClassLoader
 
     private Object getValve(Object context) {
         Object valve = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = context.getClass().getClassLoader();
         try {
             valve = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/TongWebListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/TongWebListenerInjectorTpl.java
index e03f1b9..f90de8d 100644
--- a/jmg-core/src/main/java/jmg/core/template/TongWebListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/TongWebListenerInjectorTpl.java
@@ -82,12 +82,18 @@ public Thread[] getThreads() throws Exception {
         return var0;
     }
 
-    private Object getListener(Object context) throws IllegalAccessException {
-        Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object loader = invokeMethod(context, "getLoader", null, null);
+            return ((ClassLoader) invokeMethod(loader, "getClassLoader", null, null));
         }
+    }
+
+    private Object getListener(Object context) throws Exception {
+        Object listener = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception ex) {
diff --git a/jmg-core/src/main/java/jmg/core/template/UndertowFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/UndertowFilterInjectorTpl.java
index 4e6b82f..738ff13 100644
--- a/jmg-core/src/main/java/jmg/core/template/UndertowFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/UndertowFilterInjectorTpl.java
@@ -63,12 +63,18 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
-    private Object getFilter(Object context) {
-        Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object deploymentInfo = getFV(context, "deploymentInfo");
+            return ((ClassLoader) invokeMethod(deploymentInfo, "getClassLoader", null, null));
         }
+    }
+
+    private Object getFilter(Object context) throws Exception {
+        Object filter = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/UndertowListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/UndertowListenerInjectorTpl.java
index 5954bcb..27bed31 100644
--- a/jmg-core/src/main/java/jmg/core/template/UndertowListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/UndertowListenerInjectorTpl.java
@@ -53,13 +53,18 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object deploymentInfo = getFV(context, "deploymentInfo");
+            return ((ClassLoader) invokeMethod(deploymentInfo, "getClassLoader", null, null));
+        }
+    }
 
-    private Object getListener(Object context) {
+    private Object getListener(Object context) throws Exception {
         Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/WebLogicFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WebLogicFilterInjectorTpl.java
index 447b01f..49fed35 100644
--- a/jmg-core/src/main/java/jmg/core/template/WebLogicFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WebLogicFilterInjectorTpl.java
@@ -146,12 +146,17 @@ public static Object[] getContext() {
         return webappContexts.toArray();
     }
 
-    private Object getFilter(Object context) {
-        Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "classLoader"));
         }
+    }
+
+    private Object getFilter(Object context) throws Exception {
+        Object filter = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/WebLogicListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WebLogicListenerInjectorTpl.java
index 86be120..d1c3141 100644
--- a/jmg-core/src/main/java/jmg/core/template/WebLogicListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WebLogicListenerInjectorTpl.java
@@ -140,13 +140,18 @@ public static Object[] getContext() {
         return webappContexts.toArray();
     }
 
-    private Object getListener(Object context) {
+    public ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "classLoader"));
+        }
+    }
+
+    private Object getListener(Object context) throws Exception {
 
         Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/WebSphereFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WebSphereFilterInjectorTpl.java
index 7d778ee..7f963c8 100755
--- a/jmg-core/src/main/java/jmg/core/template/WebSphereFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WebSphereFilterInjectorTpl.java
@@ -202,12 +202,17 @@ public static synchronized Object invokeMethod(final Object obj, final String me
         }
     }
 
-    public Object getFilter(Object context) {
-        Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "loader"));
         }
+    }
+
+    public Object getFilter(Object context) throws Exception {
+        Object filter = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/WebSphereListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WebSphereListenerInjectorTpl.java
index 4c178e2..f7f1bd2 100644
--- a/jmg-core/src/main/java/jmg/core/template/WebSphereListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WebSphereListenerInjectorTpl.java
@@ -64,12 +64,17 @@ public List<Object> getContext() throws Exception {
         return contexts;
     }
 
-    private Object getListener(Object context) {
-        Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            return ((ClassLoader) getFV(context, "loader"));
         }
+    }
+
+    private Object getListener(Object context) throws Exception {
+        Object listener = null;
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
@@ -137,4 +142,46 @@ private static Field getF(Class<?> clazz, String fieldName) throws NoSuchFieldEx
         }
         return null;
     }
+
+    public static synchronized Object invokeMethod(final Object obj, final String methodName, Class[] paramClazz, Object[] param) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        Class clazz = (obj instanceof Class) ? (Class) obj : obj.getClass();
+        Method method = null;
+
+        Class tempClass = clazz;
+        while (method == null && tempClass != null) {
+            try {
+                if (paramClazz == null) {
+                    // Get all declared methods of the class
+                    Method[] methods = tempClass.getDeclaredMethods();
+                    for (int i = 0; i < methods.length; i++) {
+                        if (methods[i].getName().equals(methodName) && methods[i].getParameterTypes().length == 0) {
+                            method = methods[i];
+                            break;
+                        }
+                    }
+                } else {
+                    method = tempClass.getDeclaredMethod(methodName, paramClazz);
+                }
+            } catch (NoSuchMethodException e) {
+                tempClass = tempClass.getSuperclass();
+            }
+        }
+        if (method == null) {
+            throw new NoSuchMethodException(methodName);
+        }
+        method.setAccessible(true);
+        if (obj instanceof Class) {
+            try {
+                return method.invoke(null, param);
+            } catch (IllegalAccessException e) {
+                throw new RuntimeException(e.getMessage());
+            }
+        } else {
+            try {
+                return method.invoke(obj, param);
+            } catch (IllegalAccessException e) {
+                throw new RuntimeException(e.getMessage());
+            }
+        }
+    }
 }
diff --git a/jmg-core/src/main/java/jmg/core/template/WildFlyFilterInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WildFlyFilterInjectorTpl.java
index 33e357f..87be34b 100644
--- a/jmg-core/src/main/java/jmg/core/template/WildFlyFilterInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WildFlyFilterInjectorTpl.java
@@ -62,14 +62,19 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object deploymentInfo = getFV(context, "deploymentInfo");
+            return ((ClassLoader) invokeMethod(deploymentInfo, "getClassLoader", null, null));
+        }
+    }
 
-    private Object getFilter(Object context) {
+    private Object getFilter(Object context) throws Exception {
 
         Object filter = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             filter = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {
diff --git a/jmg-core/src/main/java/jmg/core/template/WildFlyListenerInjectorTpl.java b/jmg-core/src/main/java/jmg/core/template/WildFlyListenerInjectorTpl.java
index 6ac5721..3ce9d0b 100644
--- a/jmg-core/src/main/java/jmg/core/template/WildFlyListenerInjectorTpl.java
+++ b/jmg-core/src/main/java/jmg/core/template/WildFlyListenerInjectorTpl.java
@@ -50,14 +50,19 @@ public List<Object> getContext() throws IllegalAccessException, NoSuchMethodExce
         return contexts;
     }
 
+    private ClassLoader getWebAppClassLoader(Object context) throws Exception {
+        try {
+            return ((ClassLoader) invokeMethod(context, "getClassLoader", null, null));
+        } catch (Exception e) {
+            Object deploymentInfo = getFV(context, "deploymentInfo");
+            return ((ClassLoader) invokeMethod(deploymentInfo, "getClassLoader", null, null));
+        }
+    }
 
-    private Object getListener(Object context) {
+    private Object getListener(Object context) throws Exception {
 
         Object listener = null;
-        ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
-        if (classLoader == null) {
-            classLoader = context.getClass().getClassLoader();
-        }
+        ClassLoader classLoader = getWebAppClassLoader(context);
         try {
             listener = classLoader.loadClass(getClassName()).newInstance();
         } catch (Exception e) {