1 files changed, 74 insertions, 0 deletions
diff --git a/velocity-engine-core/src/main/java/org/apache/velocity/util/introspection/Uberspect.java b/velocity-engine-core/src/main/java/org/apache/velocity/util/introspection/Uberspect.java
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--- /dev/null
+++ b/velocity-engine-core/src/main/java/org/apache/velocity/util/introspection/Uberspect.java
@@ -0,0 +1,74 @@
+package org.apache.velocity.util.introspection;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import java.util.Iterator;
+
+/**
+ * 'Federated' introspection/reflection interface to allow the introspection
+ *  behavior in Velocity to be customized.
+ *
+ * @author <a href="mailto:geirm@apache.org">Geir Magusson Jr.</a>
+ * @version $Id$
+ */
+public interface Uberspect
+{
+    /**
+     *  Initializer - will be called before use
+     */
+    void init();
+
+    /**
+     *  To support iteratives - #foreach()
+     * @param obj
+     * @param info
+     * @return An Iterator.
+     */
+    Iterator getIterator(Object obj, Info info);
+
+    /**
+     *  Returns a general method, corresponding to $foo.bar( $woogie )
+     * @param obj
+     * @param method
+     * @param args
+     * @param info
+     * @return A Velocity Method.
+     */
+    VelMethod getMethod(Object obj, String method, Object[] args, Info info);
+
+    /**
+     * Property getter - returns VelPropertyGet appropos for #set($foo = $bar.woogie)
+     * @param obj
+     * @param identifier
+     * @param info
+     * @return A Velocity Getter.
+     */
+    VelPropertyGet getPropertyGet(Object obj, String identifier, Info info);
+
+    /**
+     * Property setter - returns VelPropertySet appropos for #set($foo.bar = "geir")
+     * @param obj
+     * @param identifier
+     * @param arg
+     * @param info
+     * @return A Velocity Setter.
+     */
+    VelPropertySet getPropertySet(Object obj, String identifier, Object arg, Info info);
+}