org.apache.hadoop.hbase.client

接口 ResultScanner

所有超级接口:

AutoCloseable, Closeable, Iterable<Result>

所有已知实现类:

AbstractClientScanner, ClientScanner, ClientSmallReversedScanner, ClientSmallScanner, ReversedClientScanner

@InterfaceAudience.Public
@InterfaceStability.Stable
public interface ResultScanner
extends Closeable, Iterable<Result>

Interface for client-side scanning. Go to Table to obtain instances.

方法概要

方法

限定符和类型	方法和说明
void	close() Closes the scanner and releases any resources it has allocated
Result	next() Grab the next row's worth of values.
Result[]	next(int nbRows)

从接口继承的方法 java.lang.Iterable

iterator

方法详细资料

next

Result next()
            throws IOException

Grab the next row's worth of values. The scanner will return a Result.

返回:

Result object if there is another row, null if the scanner is exhausted.

抛出:

IOException - e

next

Result[] next(int nbRows)
              throws IOException

参数:

nbRows - number of rows to return

返回:

Between zero and nbRows Results

抛出:

IOException - e

close

void close()

Closes the scanner and releases any resources it has allocated

指定者:

close 在接口中 AutoCloseable

指定者:

close 在接口中 Closeable