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diff --git a/java/src/test/java/com/google/protobuf/TestBadIdentifiers.java b/java/src/test/java/com/google/protobuf/TestBadIdentifiers.java
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+++ b/java/src/test/java/com/google/protobuf/TestBadIdentifiers.java
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+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package com.google.protobuf;
+
+import junit.framework.TestCase;
+
+/**
+ * Tests that proto2 api generation doesn't cause compile errors when
+ * compiling protocol buffers that have names that would otherwise conflict
+ * if not fully qualified (like @Deprecated and @Override).
+ *
+ * @author jonp@google.com (Jon Perlow)
+ */
+public class TestBadIdentifiers extends TestCase {
+
+  public void testCompilation() {
+    // If this compiles, it means the generation was correct.
+    TestBadIdentifiersProto.Deprecated.newBuilder();
+    TestBadIdentifiersProto.Override.newBuilder();
+  }
+
+  public void testGetDescriptor() {
+    Descriptors.FileDescriptor fileDescriptor =
+        TestBadIdentifiersProto.getDescriptor();
+    String descriptorField = TestBadIdentifiersProto.Descriptor
+        .getDefaultInstance().getDescriptor();
+    Descriptors.Descriptor protoDescriptor = TestBadIdentifiersProto.Descriptor
+        .getDefaultInstance().getDescriptorForType();
+    String nestedDescriptorField = TestBadIdentifiersProto.Descriptor
+        .NestedDescriptor.getDefaultInstance().getDescriptor();
+    Descriptors.Descriptor nestedProtoDescriptor = TestBadIdentifiersProto
+        .Descriptor.NestedDescriptor.getDefaultInstance()
+        .getDescriptorForType();
+  }
+
+  public void testConflictingFieldNames() throws Exception {
+    TestBadIdentifiersProto.TestConflictingFieldNames message =
+        TestBadIdentifiersProto.TestConflictingFieldNames.getDefaultInstance();
+    // Make sure generated accessors are properly named.
+    assertEquals(0, message.getInt32Field1Count());
+    assertEquals(0, message.getEnumField2Count());
+    assertEquals(0, message.getStringField3Count());
+    assertEquals(0, message.getBytesField4Count());
+    assertEquals(0, message.getMessageField5Count());
+
+    assertEquals(0, message.getInt32FieldCount11());
+    assertEquals(1, message.getEnumFieldCount12().getNumber());
+    assertEquals("", message.getStringFieldCount13());
+    assertEquals(ByteString.EMPTY, message.getBytesFieldCount14());
+    assertEquals(0, message.getMessageFieldCount15().getSerializedSize());
+
+    assertEquals(0, message.getInt32Field21Count());
+    assertEquals(0, message.getEnumField22Count());
+    assertEquals(0, message.getStringField23Count());
+    assertEquals(0, message.getBytesField24Count());
+    assertEquals(0, message.getMessageField25Count());
+
+    assertEquals(0, message.getInt32Field1List().size());
+    assertEquals(0, message.getInt32FieldList31());
+
+    assertEquals(0, message.getInt64FieldCount());
+    assertEquals(0L, message.getExtension(
+        TestBadIdentifiersProto.TestConflictingFieldNames.int64FieldCount).longValue());
+    assertEquals(0L, message.getExtension(
+        TestBadIdentifiersProto.TestConflictingFieldNames.int64FieldList).longValue());
+
+  }
+}