1 files changed, 58 insertions, 0 deletions
diff --git a/trunk/infrastructure/net.appjet.common/rhino/rhinospect.scala b/trunk/infrastructure/net.appjet.common/rhino/rhinospect.scala
new file mode 100644
index 0000000..65f278c
--- /dev/null
+++ b/trunk/infrastructure/net.appjet.common/rhino/rhinospect.scala
@@ -0,0 +1,58 @@
+/**
+ * Copyright 2009 Google Inc.
+ * 
+ * Licensed 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.
+ */
+
+package net.appjet.common.rhino;
+
+import java.lang.reflect.Modifier;
+
+object rhinospect {
+
+  def visitFields(obj: Object, func: (String,Any)=>Unit) {
+    var cls: Class[_] = obj.getClass;
+
+    if (cls.isArray) {
+      import java.lang.reflect.Array;
+      for(i <- 0 until Array.getLength(obj)) {
+	func(String.valueOf(i), Array.get(obj, i));
+      }
+    }
+    else {
+      while (cls ne null) {
+	for (f <- cls.getDeclaredFields) {
+	  if (! Modifier.isStatic(f.getModifiers)) {
+	    f.setAccessible(true);
+	    val nm = f.getName;
+	    val vl = f.get(obj);
+	    func(nm, vl);
+	  }
+	}
+	cls = cls.getSuperclass;
+      }
+    }
+  }
+
+  def dumpFields(obj: Object, depth: Int, prefix: String): String = {
+    val s = new java.io.StringWriter();
+    val out = new java.io.PrintWriter(s);
+    visitFields(obj, (name: String, value: Any) => {
+      out.printf("%30s: %s\n", name+prefix, String.valueOf(value));
+      if (depth > 0 && value.isInstanceOf[Object]) {
+	out.print(dumpFields(value.asInstanceOf[Object], depth-1, prefix+" --"));
+      }
+    });
+    s.toString();
+  }
+}