diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DataInputInputStream.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DataInputInputStream.java
deleted file mode 100644
index 1422bb87321..00000000000
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DataInputInputStream.java
+++ /dev/null
@@ -1,59 +0,0 @@
-/**
- * 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.
- */
-
-package org.apache.hadoop.hbase.io;
-
-import java.io.DataInput;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.apache.hadoop.classification.InterfaceAudience;
-
-/**
- * An InputStream that wraps a DataInput.
- */
-@InterfaceAudience.Private
-public class DataInputInputStream extends InputStream {
-
-  private DataInput in;
-
-  /**
-   * Construct an InputStream from the given DataInput. If 'in'
-   * is already an InputStream, simply returns it. Otherwise, wraps
-   * it in an InputStream.
-   * @param in the DataInput to wrap
-   * @return an InputStream instance that reads from 'in'
-   */
-  public static InputStream constructInputStream(DataInput in) {
-    if (in instanceof InputStream) {
-      return (InputStream)in;
-    } else {
-      return new DataInputInputStream(in);
-    }
-  }
-
-
-  public DataInputInputStream(DataInput in) {
-    this.in = in;
-  }
-
-  @Override
-  public int read() throws IOException {
-    return in.readUnsignedByte();
-  }
-}
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DoubleOutputStream.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DoubleOutputStream.java
deleted file mode 100644
index f79b2001521..00000000000
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/DoubleOutputStream.java
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- *
- * 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.
- */
-package org.apache.hadoop.hbase.io;
-
-import java.io.IOException;
-import java.io.OutputStream;
-
-import org.apache.hadoop.classification.InterfaceAudience;
-
-/**
- * An output stream that writes to two streams on each operation. Does not
- * attempt to handle exceptions gracefully. If any operation other than
- * {@link #close()} fails on the first stream, it is not called on the second
- * stream.
- */
-@InterfaceAudience.Private
-public class DoubleOutputStream extends OutputStream {
-  private OutputStream out1;
-  private OutputStream out2;
-
-  public DoubleOutputStream(OutputStream out1, OutputStream out2) {
-    this.out1 = out1;
-    this.out2 = out2;
-  }
-
-  @Override
-  public void write(int b) throws IOException {
-    out1.write(b);
-    out2.write(b);
-  }
-
-  @Override
-  public void write(byte b[]) throws IOException {
-    out1.write(b, 0, b.length);
-    out2.write(b, 0, b.length);
-  }
-
-  @Override
-  public void write(byte b[], int off, int len) throws IOException {
-    out1.write(b, off, len);
-    out2.write(b, off, len);
-  }
-
-  @Override
-  public void flush() throws IOException {
-    out1.flush();
-    out2.flush();
-  }
-
-  @Override
-  public void close() throws IOException {
-    try {
-      out1.close();
-    } finally {
-      // Make sure we at least attempt to close both streams.
-      out2.close();
-    }
-  }
-
-}