Package org.apache.commons.io.input

Class RandomAccessFileInputStream

java.lang.Object

java.io.InputStream

org.apache.commons.io.input.RandomAccessFileInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class RandomAccessFileInputStream
extends java.io.InputStream

Streams data from a RandomAccessFile starting at its current position.

To build an instance, see RandomAccessFileInputStream.Builder.

Since:

2.8.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RandomAccessFileInputStream.Builder	Builds a new RandomAccessFileInputStream instance.

Constructor Summary

Constructors

Constructor	Description
RandomAccessFileInputStream(java.io.RandomAccessFile file)	Deprecated. Use builder(), RandomAccessFileInputStream.Builder, and RandomAccessFileInputStream.Builder.get()
RandomAccessFileInputStream(java.io.RandomAccessFile file, boolean closeOnClose)	Deprecated. Use builder(), RandomAccessFileInputStream.Builder, and RandomAccessFileInputStream.Builder.get()

Method Summary

Modifier and Type	Method	Description
int	available()	Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream.
long	availableLong()	Returns the number of bytes that can be read (or skipped over) from this input stream.
static RandomAccessFileInputStream.Builder	builder()	Constructs a new RandomAccessFileInputStream.Builder.
void	close()
java.io.RandomAccessFile	getRandomAccessFile()	Gets the underlying file.
boolean	isCloseOnClose()	Returns whether to close the underlying file when this stream is closed.
int	read()
int	read(byte[] bytes)
int	read(byte[] bytes, int offset, int length)
long	skip(long skipCount)

Methods inherited from class java.io.InputStream

mark, markSupported, nullInputStream, readAllBytes, readNBytes, readNBytes, reset, transferTo

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomAccessFileInputStream

@Deprecated
public RandomAccessFileInputStream(java.io.RandomAccessFile file)

Deprecated.

Use builder(), RandomAccessFileInputStream.Builder, and RandomAccessFileInputStream.Builder.get()

Constructs a new instance configured to leave the underlying file open when this stream is closed.

Parameters:

file - The file to stream.

RandomAccessFileInputStream

@Deprecated
public RandomAccessFileInputStream(java.io.RandomAccessFile file,
                                   boolean closeOnClose)

Deprecated.

Use builder(), RandomAccessFileInputStream.Builder, and RandomAccessFileInputStream.Builder.get()

Constructs a new instance.

Parameters:

file - The file to stream.

closeOnClose - Whether to close the underlying file when this stream is closed.

Method Detail

builder

public static RandomAccessFileInputStream.Builder builder()

Constructs a new RandomAccessFileInputStream.Builder.

Returns:

a new RandomAccessFileInputStream.Builder.

Since:

2.12.0

available

public int available()
              throws java.io.IOException

Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream. If there are more than Integer.MAX_VALUE bytes available, return Integer.MAX_VALUE.

Overrides:

available in class java.io.InputStream

Returns:

An estimate of the number of bytes that can be read.

Throws:

java.io.IOException - If an I/O error occurs.

availableLong

public long availableLong()
                   throws java.io.IOException

Returns the number of bytes that can be read (or skipped over) from this input stream.

Returns:

The number of bytes that can be read.

Throws:

java.io.IOException - If an I/O error occurs.

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Overrides:

close in class java.io.InputStream

Throws:

java.io.IOException

getRandomAccessFile

public java.io.RandomAccessFile getRandomAccessFile()

Gets the underlying file.

Returns:

the underlying file.

isCloseOnClose

public boolean isCloseOnClose()

Returns whether to close the underlying file when this stream is closed.

Returns:

Whether to close the underlying file when this stream is closed.

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] bytes)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] bytes,
                int offset,
                int length)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

skip

public long skip(long skipCount)
          throws java.io.IOException

Overrides:

skip in class java.io.InputStream

Throws:

java.io.IOException