org.apache.hadoop.io

インタフェース Stringifier<T>

型パラメータ:

T - the class of the objects to stringify

すべてのスーパーインタフェース:

AutoCloseable, Closeable

既知の実装クラスのリスト:

DefaultStringifier

@InterfaceAudience.Public
 @InterfaceStability.Stable
public interface Stringifier<T>
extends Closeable

Stringifier interface offers two methods to convert an object to a string representation and restore the object given its string representation.

メソッドのサマリー

修飾子とタイプ	メソッドと説明
void	close() Closes this object.
T	fromString(String str) Restores the object from its string representation.
String	toString(T obj) Converts the object to a string representation

メソッドの詳細

toString

String toString(T obj)
         throws IOException

Converts the object to a string representation

パラメータ:

obj - the object to convert

戻り値:

the string representation of the object

例外:

IOException - if the object cannot be converted

fromString

T fromString(String str)
      throws IOException

Restores the object from its string representation.

パラメータ:

str - the string representation of the object

戻り値:

restored object

例外:

IOException - if the object cannot be restored

close

void close()
    throws IOException

Closes this object.

定義:

close インタフェース内 AutoCloseable

定義:

close インタフェース内 Closeable

例外:

IOException - if an I/O error occurs