com.mugui.tool

类 BufferedRandomAccessFile

java.lang.Object

java.io.RandomAccessFile

com.mugui.tool.BufferedRandomAccessFile

所有已实现的接口:

Closeable, DataInput, DataOutput, AutoCloseable

public class BufferedRandomAccessFile
extends RandomAccessFile

字段概要

字段

限定符和类型	字段和说明
static int	BuffSz_

构造器概要

构造器

构造器和说明
BufferedRandomAccessFile(File file, String mode) Open a new BufferedRandomAccessFile on file in mode mode, which should be "r" for reading only, or "rw" for reading and writing.
BufferedRandomAccessFile(File file, String mode, int size)
BufferedRandomAccessFile(String name, String mode) Open a new BufferedRandomAccessFile on the file named name in mode mode, which should be "r" for reading only, or "rw" for reading and writing.
BufferedRandomAccessFile(String name, String mode, int size)

方法概要

限定符和类型	方法和说明
void	close()
void	flush() Flush any bytes in the file's buffer that have not yet been written to disk.
long	getFilePointer()
String	getPath()
long	length()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	seek(long pos)
void	sync()
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

从类继承的方法 java.io.RandomAccessFile

getChannel, getFD, readBoolean, readByte, readChar, readDouble, readFloat, readFully, readFully, readInt, readLine, readLong, readShort, readUnsignedByte, readUnsignedShort, readUTF, setLength, skipBytes, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

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

BuffSz_

public static final int BuffSz_

另请参阅:

常量字段值

构造器详细资料

BufferedRandomAccessFile

public BufferedRandomAccessFile(File file,
                                String mode)
                         throws IOException

Open a new BufferedRandomAccessFile on file in mode mode, which should be "r" for reading only, or "rw" for reading and writing.

抛出:

IOException

BufferedRandomAccessFile

public BufferedRandomAccessFile(File file,
                                String mode,
                                int size)
                         throws IOException

抛出:

IOException

BufferedRandomAccessFile

public BufferedRandomAccessFile(String name,
                                String mode)
                         throws IOException

Open a new BufferedRandomAccessFile on the file named name in mode mode, which should be "r" for reading only, or "rw" for reading and writing.

抛出:

IOException

BufferedRandomAccessFile

public BufferedRandomAccessFile(String name,
                                String mode,
                                int size)
                         throws FileNotFoundException

抛出:

FileNotFoundException

方法详细资料

getPath

public String getPath()

sync

public void sync()
          throws IOException

抛出:

IOException

close

public void close()
           throws IOException

指定者:

close 在接口中 Closeable

指定者:

close 在接口中 AutoCloseable

覆盖:

close 在类中 RandomAccessFile

抛出:

IOException

flush

public void flush()
           throws IOException

Flush any bytes in the file's buffer that have not yet been written to disk. If the file was created read-only, this method is a no-op.

抛出:

IOException

seek

public void seek(long pos)
          throws IOException

覆盖:

seek 在类中 RandomAccessFile

抛出:

IOException

getFilePointer

public long getFilePointer()

覆盖:

getFilePointer 在类中 RandomAccessFile

length

public long length()
            throws IOException

覆盖:

length 在类中 RandomAccessFile

抛出:

IOException

read

public int read()
         throws IOException

覆盖:

read 在类中 RandomAccessFile

抛出:

IOException

read

public int read(byte[] b)
         throws IOException

覆盖:

read 在类中 RandomAccessFile

抛出:

IOException

read

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

覆盖:

read 在类中 RandomAccessFile

抛出:

IOException

write

public void write(int b)
           throws IOException

指定者:

write 在接口中 DataOutput

覆盖:

write 在类中 RandomAccessFile

抛出:

IOException

write

public void write(byte[] b)
           throws IOException

指定者:

write 在接口中 DataOutput

覆盖:

write 在类中 RandomAccessFile

抛出:

IOException

write

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

指定者:

write 在接口中 DataOutput

覆盖:

write 在类中 RandomAccessFile

抛出:

IOException