org.apache.hadoop.hive.contrib.util.typedbytes.TypedBytesInput.readBytes java code examples

Common ways to obtain TypedBytesInput

private void myMethod () {
     TypedBytesInput t =DataInput in;new TypedBytesInput(in)
ThreadLocal threadLocal;(TypedBytesInput) threadLocal.get()
InputStream in;TypedBytesInput.get(new DataInputStream(in))
Smart code suggestions by Codota
}

public BytesWritable readBytes(BytesWritable bw) throws IOException {
 byte[] bytes = in.readBytes();
 if (bw == null) {
  bw = new BytesWritable(bytes);
 } else {
  bw.set(bytes, 0, bytes.length);
 }
 return bw;
}

public Writable readWritable(Writable writable) throws IOException {
 DataInputStream dis = null;
 try {
  ByteArrayInputStream bais = new ByteArrayInputStream(in.readBytes());
  dis = new DataInputStream(bais);
  String className = WritableUtils.readString(dis);
  if (writable == null) {
   try {
    Class<? extends Writable> cls = conf.getClassByName(className)
      .asSubclass(Writable.class);
    writable = (Writable) ReflectionUtils.newInstance(cls, conf);
   } catch (ClassNotFoundException e) {
    throw new IOException(e);
   }
  } else if (!writable.getClass().getName().equals(className)) {
   throw new IOException("wrong Writable class given");
  }
  writable.readFields(dis);
  dis.close();
  dis = null;
  return writable;
 } finally {
  IOUtils.closeStream(dis);
 }
}

public BytesWritable readBytes(BytesWritable bw) throws IOException {
 byte[] bytes = in.readBytes();
 if (bw == null) {
  bw = new BytesWritable(bytes);
 } else {
  bw.set(bytes, 0, bytes.length);
 }
 return bw;
}

public BytesWritable readBytes(BytesWritable bw) throws IOException {
 byte[] bytes = in.readBytes();
 if (bw == null) {
  bw = new BytesWritable(bytes);
 } else {
  bw.set(bytes, 0, bytes.length);
 }
 return bw;
}

public BytesWritable readBytes(BytesWritable bw) throws IOException {
 byte[] bytes = in.readBytes();
 if (bw == null) {
  bw = new BytesWritable(bytes);
 } else {
  bw.set(bytes, 0, bytes.length);
 }
 return bw;
}

public BytesWritable readBytes(BytesWritable bw) throws IOException {
 byte[] bytes = in.readBytes();
 if (bw == null) {
  bw = new BytesWritable(bytes);
 } else {
  bw.set(bytes, 0, bytes.length);
 }
 return bw;
}

public Writable readWritable(Writable writable) throws IOException {
 ByteArrayInputStream bais = new ByteArrayInputStream(in.readBytes());
 DataInputStream dis = new DataInputStream(bais);
 String className = WritableUtils.readString(dis);
 if (writable == null) {
  try {
   Class<? extends Writable> cls = conf.getClassByName(className)
     .asSubclass(Writable.class);
   writable = (Writable) ReflectionUtils.newInstance(cls, conf);
  } catch (ClassNotFoundException e) {
   throw new IOException(e);
  }
 } else if (!writable.getClass().getName().equals(className)) {
  throw new IOException("wrong Writable class given");
 }
 writable.readFields(dis);
 return writable;
}

public Buffer readBuffer(String tag) throws IOException {
 in.skipType();
 return new Buffer(in.readBytes());
}

public Buffer readBuffer(String tag) throws IOException {
 in.skipType();
 return new Buffer(in.readBytes());
}

public Writable readWritable(Writable writable) throws IOException {
 DataInputStream dis = null;
 try {
  ByteArrayInputStream bais = new ByteArrayInputStream(in.readBytes());
  dis = new DataInputStream(bais);
  String className = WritableUtils.readString(dis);
  if (writable == null) {
   try {
    Class<? extends Writable> cls = conf.getClassByName(className)
      .asSubclass(Writable.class);
    writable = (Writable) ReflectionUtils.newInstance(cls, conf);
   } catch (ClassNotFoundException e) {
    throw new IOException(e);
   }
  } else if (!writable.getClass().getName().equals(className)) {
   throw new IOException("wrong Writable class given");
  }
  writable.readFields(dis);
  dis.close();
  dis = null;
  return writable;
 } finally {
  IOUtils.closeStream(dis);
 }
}

public Writable readWritable(Writable writable) throws IOException {
 DataInputStream dis = null;
 try {
  ByteArrayInputStream bais = new ByteArrayInputStream(in.readBytes());
  dis = new DataInputStream(bais);
  String className = WritableUtils.readString(dis);
  if (writable == null) {
   try {
    Class<? extends Writable> cls = conf.getClassByName(className)
      .asSubclass(Writable.class);
    writable = (Writable) ReflectionUtils.newInstance(cls, conf);
   } catch (ClassNotFoundException e) {
    throw new IOException(e);
   }
  } else if (!writable.getClass().getName().equals(className)) {
   throw new IOException("wrong Writable class given");
  }
  writable.readFields(dis);
  dis.close();
  dis = null;
  return writable;
 } finally {
  IOUtils.closeStream(dis);
 }
}

public Writable readWritable(Writable writable) throws IOException {
 DataInputStream dis = null;
 try {
  ByteArrayInputStream bais = new ByteArrayInputStream(in.readBytes());
  dis = new DataInputStream(bais);
  String className = WritableUtils.readString(dis);
  if (writable == null) {
   try {
    Class<? extends Writable> cls = conf.getClassByName(className)
      .asSubclass(Writable.class);
    writable = (Writable) ReflectionUtils.newInstance(cls, conf);
   } catch (ClassNotFoundException e) {
    throw new IOException(e);
   }
  } else if (!writable.getClass().getName().equals(className)) {
   throw new IOException("wrong Writable class given");
  }
  writable.readFields(dis);
  dis.close();
  dis = null;
  return writable;
 } finally {
  IOUtils.closeStream(dis);
 }
}

 return new Buffer(readBytes());
} else if (code == Type.BYTE.code) {
 return readByte();
 return null;
} else if (50 <= code && code <= 200) { // application-specific typecodes
 return new Buffer(readBytes());
} else {
 throw new RuntimeException("unknown type");

 return new Buffer(readBytes());
} else if (code == Type.BYTE.code) {
 return readByte();
 return null;
} else if (50 <= code && code <= 200) { // application-specific typecodes
 return new Buffer(readBytes());
} else {
 throw new RuntimeException("unknown type");

Javadoc

Reads the bytes following a Type.BYTES code.

Popular methods of TypedBytesInput

<init>
get
Get a thread-local typed bytes input for the supplied DataInput.
read
Reads a typed bytes sequence and converts it to a Java object. The first byte is interpreted as a ty
readBool
Reads the boolean following a Type.BOOL code.
readByte
Reads the byte following a Type.BYTE code.
readDouble
Reads the double following a Type.DOUBLE code.
readFloat
Reads the float following a Type.FLOAT code.
readInt
Reads the integer following a Type.INT code.
readList
Reads the list following a Type.LIST code.
readLong
Reads the long following a Type.LONG code.
readMap
Reads the map following a Type.MAP code.
readMapHeader
Reads the header following a Type.MAP code.

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Best Java code snippets using org.apache.hadoop.hive.contrib.util.typedbytes.TypedBytesInput.readBytes (Showing top 14 results out of 315)