程序包 com.mysql.cj.protocol

类 ReadAheadInputStream

java.lang.Object

java.io.InputStream

com.mysql.cj.protocol.ReadAheadInputStream

所有已实现的接口:

Closeable, AutoCloseable

public class ReadAheadInputStream
extends InputStream

A non-blocking buffered input stream. Reads more if it can, won't block to fill the buffer, only blocks to satisfy a request of read(byte[])

字段概要

字段

修饰符和类型	字段	说明
protected int	currentPosition
protected boolean	doDebug
protected int	endOfCurrentData
protected Log	log

构造器概要

构造器

构造器	说明
ReadAheadInputStream(InputStream toBuffer, boolean debug, Log logTo)
ReadAheadInputStream(InputStream toBuffer, int bufferSize, boolean debug, Log logTo)

方法概要

修饰符和类型	方法	说明
int	available()
void	close()
boolean	markSupported()
int	read()
int	read(byte[] b, int off, int len)
long	skip(long n)

从类继承的方法 java.io.InputStream

mark, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, transferTo

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

endOfCurrentData

protected int endOfCurrentData

currentPosition

protected int currentPosition

doDebug

protected boolean doDebug

log

protected Log log

构造器详细资料

ReadAheadInputStream

public ReadAheadInputStream(InputStream toBuffer,
                            boolean debug,
                            Log logTo)

ReadAheadInputStream

public ReadAheadInputStream(InputStream toBuffer,
                            int bufferSize,
                            boolean debug,
                            Log logTo)

方法详细资料

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

覆盖:

read 在类中 InputStream

抛出:

IOException

read

public int read()
         throws IOException

指定者:

read 在类中 InputStream

抛出:

IOException

available

public int available()
              throws IOException

覆盖:

available 在类中 InputStream

抛出:

IOException

close

public void close()
           throws IOException

指定者:

close 在接口中 AutoCloseable

指定者:

close 在接口中 Closeable

覆盖:

close 在类中 InputStream

抛出:

IOException

markSupported

public boolean markSupported()

覆盖:

markSupported 在类中 InputStream

skip

public long skip(long n)
          throws IOException

覆盖:

skip 在类中 InputStream

抛出:

IOException