MapFile.java 文件源码

/** Create the named map for keys of the named class. 
 * @deprecated Use Writer(Configuration, Path, Option...) instead.
 */
@Deprecated
public Writer(Configuration conf, FileSystem fs, String dirName,
              Class<? extends WritableComparable> keyClass, Class valClass,
              CompressionType compress) throws IOException {
  this(conf, new Path(dirName), keyClass(keyClass),
       valueClass(valClass), compression(compress));
}