diff -r 7538e419a588 -r d898d9ee352f test/tools/javac/lambdaShapes/org/openjdk/tests/separate/AttributeInjector.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/lambdaShapes/org/openjdk/tests/separate/AttributeInjector.java	Tue Nov 20 09:58:55 2012 -0800
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package org.openjdk.tests.separate;
+
+import java.io.*;
+
+public class AttributeInjector implements ClassFilePreprocessor {
+
+    private String attributeName;
+    private byte[] attributeData;
+
+    public AttributeInjector(String attributeName, byte[] attributeData) {
+        this.attributeName = attributeName;
+        this.attributeData = attributeData;
+    }
+
+    public byte[] preprocess(String name, byte[] cf) {
+        ClassFile classfile = new ClassFile(cf);
+
+        short cpIndex = (short)classfile.constant_pool.size();
+
+        ClassFile.CpUtf8 entry = new ClassFile.CpUtf8();
+        entry.bytes = new byte[attributeName.length()];
+        for (int i = 0; i < attributeName.length(); ++i) {
+            entry.bytes[i] = (byte)attributeName.charAt(i);
+        }
+
+        classfile.constant_pool.add(entry);
+
+        ClassFile.Attribute attr = new ClassFile.Attribute();
+        attr.attribute_name_index = cpIndex;
+        attr.info = attributeData;
+
+        classfile.attributes.add(attr);
+        return classfile.toByteArray();
+    }
+
+/*
+    public static void main(String argv[]) throws Exception {
+        File input = new File(argv[0]);
+        byte[] buffer = new byte[(int)input.length()];
+        new FileInputStream(input).read(buffer);
+
+        ClassFilePreprocessor cfp =
+            new AttributeInjector("RequiresBridges", new byte[0]);
+        byte[] cf = cfp.preprocess(argv[0], buffer);
+        new FileOutputStream(argv[0] + ".mod").write(cf);
+    }
+*/
+}