org.apache.hadoop.fs

インタフェース CanSetDropBehind

既知の実装クラスのリスト:

FSDataInputStream, FSDataOutputStream, HdfsDataInputStream, HdfsDataOutputStream

@InterfaceAudience.Public
 @InterfaceStability.Evolving
public interface CanSetDropBehind

メソッドのサマリー

修飾子とタイプ	メソッドと説明
void	setDropBehind(Boolean dropCache) Configure whether the stream should drop the cache.

メソッドの詳細

setDropBehind

void setDropBehind(Boolean dropCache)
            throws IOException,
                   UnsupportedOperationException

Configure whether the stream should drop the cache.

パラメータ:

dropCache - Whether to drop the cache. null means to use the default value.

例外:

IOException - If there was an error changing the dropBehind setting. UnsupportedOperationException If this stream doesn't support setting the drop-behind.

UnsupportedOperationException