org.egothor.io

Class DataOutputStream

java.lang.Object

org.egothor.io.DataOutputStream

All Implemented Interfaces:

DataOutput

Direct Known Subclasses:

GZipOutputStream, MemoryOutputStream

public abstract class DataOutputStream
extends Object
implements DataOutput

This class is part of the Egothor Project

Author:

Leo Galambos

Constructor Summary

Constructors

Constructor and Description
DataOutputStream()

Method Summary

Modifier and Type	Method and Description
void	close() Description of the Method
static void	copyFrom(DataInput in, DataOutput out, int length)
void	copyFrom(DataInput in, int length) Copies bytes of a given length from input stream.
abstract void	flush()
void	printUTFS(String str, int firstIndex, int lastIndex) Prints a string portion.
abstract void	write(byte[] buf, int offset, int len) Description of the Method
void	writeBoolean(boolean value)
abstract void	writeByte(int val) Description of the Method
void	writeFully(byte[] buf) Description of the Method
void	writeInt(int val) Description of the Method
void	writeLong(long val) Description of the Method
void	writePack7(long val) Write the given long, which will be converted to Pack7 format.
void	writePack7I(int val) Write the given integer, which will be converted to Pack7 format.
void	writeShort(int val) Description of the Method
void	writeString(int from, String str) Write a string as length (pack7) followed by UTF code of the string.
abstract long	written() Description of the Method

Methods inherited from class java.lang.Object

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

Constructor Detail

DataOutputStream

public DataOutputStream()

Method Detail

writeFully

public final void writeFully(byte[] buf)
                      throws IOException

Description of the Method

Specified by:

writeFully in interface DataOutput

Parameters:

buf - Description of the Parameter

Throws:

IOException - Description of the Exception

close

public void close()
           throws IOException

Description of the Method

Throws:

IOException - Description of the Exception

written

public abstract long written()

Description of the Method

Specified by:

written in interface DataOutput

Returns:

Description of the Return Value

writeByte

public abstract void writeByte(int val)
                        throws IOException

Description of the Method

Specified by:

writeByte in interface DataOutput

Parameters:

val - Description of the Parameter

Throws:

IOException - Description of the Exception

writeLong

public void writeLong(long val)
               throws IOException

Description of the Method

Specified by:

writeLong in interface DataOutput

Parameters:

val - Description of the Parameter

Throws:

IOException - Description of the Exception

writeInt

public void writeInt(int val)
              throws IOException

Description of the Method

Specified by:

writeInt in interface DataOutput

Parameters:

val - Description of the Parameter

Throws:

IOException - Description of the Exception

writeShort

public void writeShort(int val)
                throws IOException

Description of the Method

Specified by:

writeShort in interface DataOutput

Parameters:

val - Description of the Parameter

Throws:

IOException - Description of the Exception

write

public abstract void write(byte[] buf,
                           int offset,
                           int len)
                    throws IOException

Description of the Method

Specified by:

write in interface DataOutput

Parameters:

buf - Description of the Parameter

offset - Description of the Parameter

len - Description of the Parameter

Throws:

IOException - Description of the Exception

writePack7

public final void writePack7(long val)
                      throws IOException

Write the given long, which will be converted to Pack7 format.

Specified by:

writePack7 in interface DataOutput

Parameters:

val - the long to convert and write

Throws:

IOException - if an I/O error occurs

writePack7I

public final void writePack7I(int val)
                       throws IOException

Write the given integer, which will be converted to Pack7 format.

Specified by:

writePack7I in interface DataOutput

Parameters:

val - the integer to convert and write

Throws:

IOException - if an I/O error occurs

writeString

public void writeString(int from,
                        String str)
                 throws IOException

Write a string as length (pack7) followed by UTF code of the string.

Specified by:

writeString in interface DataOutput

Parameters:

from - Description of the Parameter

str - Description of the Parameter

Throws:

IOException - Description of the Exception

writeBoolean

public void writeBoolean(boolean value)
                  throws IOException

Specified by:

writeBoolean in interface DataOutput

Throws:

IOException

printUTFS

public void printUTFS(String str,
                      int firstIndex,
                      int lastIndex)
               throws IOException

Description copied from interface: DataOutput

Prints a string portion.

Specified by:

printUTFS in interface DataOutput

Parameters:

str - Description of the Parameter

firstIndex - Description of the Parameter

lastIndex - Description of the Parameter

Throws:

IOException - Description of the Exception

copyFrom

public static void copyFrom(DataInput in,
                            DataOutput out,
                            int length)
                     throws IOException

Throws:

IOException

copyFrom

public void copyFrom(DataInput in,
                     int length)
              throws IOException

Description copied from interface: DataOutput

Copies bytes of a given length from input stream. If the length is lower than zero, then the full input stream (til EOF) is copied.

Specified by:

copyFrom in interface DataOutput

Throws:

IOException

flush

public abstract void flush()
                    throws IOException

Throws:

IOException