/**
* Read byte-array written with a WritableableUtils.vint prefix.
* @param in Input to read from.
* @return byte array read off <code>in</code>
* @throws IOException e
*/
public static byte [] readByteArray(final DataInput in)
throws IOException {
int len = WritableUtils.readVInt(in);
if (len < 0) {
throw new NegativeArraySizeException(Integer.toString(len));
}
byte [] result = new byte[len];
in.readFully(result, 0, len);
return result;
}
Bytes.java 文件源码
java
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