HBASE-19651 Remove LimitInputStream

NOTICE.txt

@@ -39,7 +39,6 @@ Licensed under the Apache License v2.0 as a part of the Bootstrap project.
 
 --
 This product includes portions of the Guava project v14 and v21, specifically
-'hbase-common/src/main/java/org/apache/hadoop/hbase/io/LimitInputStream.java'
 'hbase-common/src/main/java/org/apache/hadoop/hbase/util/Bytes.java'
 'hbase-common/src/main/java/org/apache/hadoop/hbase/util/ByteBufferUtils.java'
 

hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java

@@ -85,7 +85,6 @@ import org.apache.hadoop.hbase.client.security.SecurityCapability;
 import org.apache.hadoop.hbase.exceptions.DeserializationException;
 import org.apache.hadoop.hbase.filter.ByteArrayComparable;
 import org.apache.hadoop.hbase.filter.Filter;
-import org.apache.hadoop.hbase.io.LimitInputStream;
 import org.apache.hadoop.hbase.io.TimeRange;
 import org.apache.hadoop.hbase.protobuf.ProtobufMagic;
 import org.apache.hadoop.hbase.protobuf.ProtobufMessageConverter;
@@ -106,6 +105,7 @@ import org.apache.hadoop.hbase.util.VersionInfo;
 import org.apache.hadoop.ipc.RemoteException;
 import org.apache.yetus.audience.InterfaceAudience;
 
+import org.apache.hbase.thirdparty.com.google.common.io.ByteStreams;
 import org.apache.hbase.thirdparty.com.google.gson.JsonArray;
 import org.apache.hbase.thirdparty.com.google.gson.JsonElement;
 import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;
@@ -2609,7 +2609,7 @@ public final class ProtobufUtil {
     final int firstByte = in.read();
     if (firstByte != -1) {
       final int size = CodedInputStream.readRawVarint32(firstByte, in);
-      final InputStream limitedInput = new LimitInputStream(in, size);
+      final InputStream limitedInput = ByteStreams.limit(in, size);
       final CodedInputStream codedInput = CodedInputStream.newInstance(limitedInput);
       codedInput.setSizeLimit(size);
       builder.mergeFrom(codedInput);

hbase-common/src/main/appended-resources/META-INF/NOTICE

@@ -1,7 +0,0 @@
---
-This product includes portions of the Guava project v14, specifically
-'hbase-common/src/main/java/org/apache/hadoop/hbase/io/LimitInputStream.java'
-
-Copyright (C) 2007 The Guava Authors
-
-Licensed under the Apache License, Version 2.0

hbase-common/src/main/java/org/apache/hadoop/hbase/io/LimitInputStream.java

@@ -1,105 +0,0 @@
-/*
- * Copyright (C) 2007 The Guava Authors
- *
- * 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 org.apache.hadoop.hbase.io;
-
-import static org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkArgument;
-import static org.apache.hbase.thirdparty.com.google.common.base.Preconditions.checkNotNull;
-
-import java.io.FilterInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-
-import org.apache.yetus.audience.InterfaceAudience;
-
-/**
- * Copied from guava source code v15 (LimitedInputStream)
- * Guava deprecated LimitInputStream in v14 and removed it in v15. Copying this class here
- * allows to be compatible with guava 11 to 15+.
- */
-@InterfaceAudience.Private
-public final class LimitInputStream extends FilterInputStream {
-  private long left;
-  private long mark = -1;
-
-  public LimitInputStream(InputStream in, long limit) {
-    super(in);
-    checkNotNull(in);
-    checkArgument(limit >= 0, "limit must be non-negative");
-    left = limit;
-  }
-
-  @Override
-  public int available() throws IOException {
-    return (int) Math.min(in.available(), left);
-  }
-
-  // it's okay to mark even if mark isn't supported, as reset won't work
-  @Override
-  public synchronized void mark(int readLimit) {
-    in.mark(readLimit);
-    mark = left;
-  }
-
-  @Override
-  public int read() throws IOException {
-    if (left == 0) {
-      return -1;
-    }
-
-    int result = in.read();
-    if (result != -1) {
-      --left;
-    }
-    return result;
-  }
-
-  @Override
-  public int read(byte[] b, int off, int len) throws IOException {
-    if (left == 0) {
-      return -1;
-    }
-
-    len = (int) Math.min(len, left);
-    int result = in.read(b, off, len);
-    if (result != -1) {
-      left -= result;
-    }
-    return result;
-  }
-
-  @Override
-  public synchronized void reset() throws IOException {
-    if (!in.markSupported()) {
-      throw new IOException("Mark not supported");
-    }
-    if (mark == -1) {
-      throw new IOException("Mark not set");
-    }
-
-    in.reset();
-    left = mark;
-  }
-
-  @Override
-  public long skip(long n) throws IOException {
-    n = Math.min(n, left);
-    long skipped = in.skip(n);
-    left -= skipped;
-    return skipped;
-  }
-}

hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/wal/ProtobufLogReader.java

@@ -26,15 +26,11 @@ import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
-import org.apache.yetus.audience.InterfaceAudience;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.FSDataInputStream;
 import org.apache.hadoop.hbase.codec.Codec;
-import org.apache.hadoop.hbase.io.LimitInputStream;
 import org.apache.hadoop.hbase.HBaseInterfaceAudience;
 import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;
 import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos;
@@ -43,7 +39,12 @@ import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey;
 import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALTrailer;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.wal.WAL.Entry;
+import org.apache.yetus.audience.InterfaceAudience;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.apache.hbase.thirdparty.com.google.common.io.ByteStreams;
 import org.apache.hbase.thirdparty.com.google.protobuf.CodedInputStream;
 import org.apache.hbase.thirdparty.com.google.protobuf.InvalidProtocolBufferException;
 
@@ -350,7 +351,7 @@ public class ProtobufLogReader extends ReaderBase {
                 "inputStream.available()= " + this.inputStream.available() + ", " +
                 "entry size= " + size + " at offset = " + this.inputStream.getPos());
           }
-          ProtobufUtil.mergeFrom(builder, new LimitInputStream(this.inputStream, size),
+          ProtobufUtil.mergeFrom(builder, ByteStreams.limit(this.inputStream, size),
             (int)size);
         } catch (InvalidProtocolBufferException ipbe) {
           throw (EOFException) new EOFException("Invalid PB, EOF? Ignoring; originalPosition=" +