Uses of Class
java.io.IOException

Packages that use IOException

java.awt	Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.color	Provides classes for color spaces.
java.awt.datatransfer	Provides interfaces and classes for transferring data between and within applications.
java.awt.dnd	Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.print	Provides classes and interfaces for a general printing API.
java.beans	Contains classes related to Java Beans development.
java.beans.beancontext	Provides classes and interfaces relating to bean context.
java.io	Provides for system input and output through data streams, serialization and the file system.
java.lang	Provides classes that are fundamental to the design of the Java programming language.
java.net	Provides the classes for implementing networking applications.
java.rmi	Provides the RMI package.
java.rmi.activation	Provides support for RMI Object Activation.
java.rmi.server	Provides classes and interfaces for supporting the server side of RMI.
java.security	Provides the classes and interfaces for the security framework.
java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
java.util.jar	Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.zip	Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.rmi.CORBA	Contains portability APIs for RMI-IIOP.
javax.sound.midi	Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi	Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled	Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi	Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.filechooser	Contains classes and interfaces used by the JFileChooser component.
javax.swing.text	Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.text.html	Provides the class HTMLEditorKit and supporting classes for creating HTML text editors.
javax.swing.text.html.parser	Provides the default HTML parser, along with support classes.
javax.swing.text.rtf	Provides a class (RTFEditorKit) for creating Rich-Text-Format text editors.
javax.transaction	Contains three exceptions thrown by the ORB machinery during unmarshalling.
org.omg.CORBA.portable	Provides a portability layer, that is, a set of ORB APIs that makes it possible for code generated by one vendor to run on another vendor's ORB.

Uses of IOException in java.awt

Methods in java.awt that throw IOException

protected void	AWTEventMulticaster.saveInternal(ObjectOutputStream s, String k)
protected static void	AWTEventMulticaster.save(ObjectOutputStream s, String k, EventListener l)
static Font	Font.createFont(int fontFormat, InputStream fontStream) Returns a new Font with the specified font type and input data.

Uses of IOException in java.awt.color

Methods in java.awt.color that throw IOException

static ICC_Profile	ICC_Profile.getInstance(String fileName) Constructs an ICC_Profile corresponding to the data in a file.
static ICC_Profile	ICC_Profile.getInstance(InputStream s) Constructs an ICC_Profile corresponding to the data in an InputStream.
void	ICC_Profile.write(String fileName) Write this ICC_Profile to a file.
void	ICC_Profile.write(OutputStream s) Write this ICC_Profile to an OutputStream.

Uses of IOException in java.awt.datatransfer

Methods in java.awt.datatransfer that throw IOException

Object	Transferable.getTransferData(DataFlavor flavor) Returns an object which represents the data to be transferred.
Object	StringSelection.getTransferData(DataFlavor flavor) Returns the Transferable's data in the requested DataFlavor if possible.
Reader	DataFlavor.getReaderForText(Transferable transferable) Gets a reader for an input stream, decoded for the expected charset (encoding).
void	DataFlavor.writeExternal(ObjectOutput os) Serialize this DataFlavor
void	DataFlavor.readExternal(ObjectInput is) restore this DataFlavor from an Serialized state

Uses of IOException in java.awt.dnd

Methods in java.awt.dnd that throw IOException

Object

DropTargetContext.TransferableProxy.getTransferData(DataFlavor df) get the transfer data

Uses of IOException in java.awt.print

Methods in java.awt.print that return IOException

IOException

PrinterIOException.getIOException() Returns the IOException that terminated the print job.

Constructors in java.awt.print with parameters of type IOException

PrinterIOException(IOException exception)
Constructs a new PrinterIOException with the string representation of the specified IOException.

Uses of IOException in java.beans

Methods in java.beans that throw IOException

static Object	Beans.instantiate(ClassLoader cls, String beanName) Instantiate a JavaBean.
static Object	Beans.instantiate(ClassLoader cls, String beanName, BeanContext beanContext) Instantiate a JavaBean.
static Object	Beans.instantiate(ClassLoader cls, String beanName, BeanContext beanContext, AppletInitializer initializer) Instantiate a bean.

Uses of IOException in java.beans.beancontext

Methods in java.beans.beancontext that throw IOException

Object	BeanContextSupport.instantiateChild(String beanName) The instantiateChild method is a convenience hook in BeanContext to simplify the task of instantiating a Bean, nested, into a BeanContext.
protected void	BeanContextSupport.bcsPreSerializationHook(ObjectOutputStream oos) called by writeObject after defaultWriteObject() but prior to serialization of currently serializable children.
protected void	BeanContextSupport.bcsPreDeserializationHook(ObjectInputStream ois) called by readObject after defaultReadObject() but prior to deserialization of any children.
protected void	BeanContextSupport.serialize(ObjectOutputStream oos, Collection coll) Used by writeObject to serialize a Collection.
protected void	BeanContextSupport.deserialize(ObjectInputStream ois, Collection coll) used by readObject to deserialize a collection.
void	BeanContextSupport.writeChildren(ObjectOutputStream oos) Used to serialize all children of this BeanContext.
void	BeanContextSupport.readChildren(ObjectInputStream ois) When an instance of this class is used as a delegate for the implementation of the BeanContext protocols (and its subprotocols) there exists a 'chicken and egg' problem during deserialization
protected void	BeanContextServicesSupport.bcsPreSerializationHook(ObjectOutputStream oos) called from BeanContextSupport writeObject before it serializes the children ...
protected void	BeanContextServicesSupport.bcsPreDeserializationHook(ObjectInputStream ois) called from BeanContextSupport readObject before it deserializes the children ...
Object	BeanContext.instantiateChild(String beanName) Instantiate the javaBean named as a child of this BeanContext.

Uses of IOException in java.io

Subclasses of IOException in java.io

class	CharConversionException Base class for character conversion exceptions.
class	EOFException Signals that an end of file or end of stream has been reached unexpectedly during input.
class	FileNotFoundException Signals that an attempt to open the file denoted by a specified pathname has failed.
class	InterruptedIOException Signals that an I/O operation has been interrupted.
class	InvalidClassException Thrown when the Serialization runtime detects one of the following problems with a Class.
class	InvalidObjectException Indicates that one or more deserialized objects failed validation tests.
class	NotActiveException Thrown when serialization or deserialization is not active.
class	NotSerializableException Thrown when an instance is required to have a Serializable interface.
class	ObjectStreamException Superclass of all exceptions specific to Object Stream classes.
class	OptionalDataException Unexpected data appeared in an ObjectInputStream trying to read an Object.
class	StreamCorruptedException Thrown when control information that was read from an object stream violates internal consistency checks.
class	SyncFailedException Signals that a sync operation has failed.
class	UnsupportedEncodingException The Character Encoding is not supported.
class	UTFDataFormatException Signals that a malformed UTF-8 string has been read in a data input stream or by any class that implements the data input interface.
class	WriteAbortedException Signals that one of the ObjectStreamExceptions was thrown during a write operation.

Methods in java.io that throw IOException

int	Reader.read() Read a single character.
int	Reader.read(char[] cbuf) Read characters into an array.
abstract int	Reader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
long	Reader.skip(long n) Skip characters.
boolean	Reader.ready() Tell whether this stream is ready to be read.
void	Reader.mark(int readAheadLimit) Mark the present position in the stream.
void	Reader.reset() Reset the stream.
abstract void	Reader.close() Close the stream.
int	FilterReader.read() Read a single character.
int	FilterReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
long	FilterReader.skip(long n) Skip characters.
boolean	FilterReader.ready() Tell whether this stream is ready to be read.
void	FilterReader.mark(int readAheadLimit) Mark the present position in the stream.
void	FilterReader.reset() Reset the stream.
void	FilterReader.close() Close the stream.
void	Writer.write(int c) Write a single character.
void	Writer.write(char[] cbuf) Write an array of characters.
abstract void	Writer.write(char[] cbuf, int off, int len) Write a portion of an array of characters.
void	Writer.write(String str) Write a string.
void	Writer.write(String str, int off, int len) Write a portion of a string.
abstract void	Writer.flush() Flush the stream.
abstract void	Writer.close() Close the stream, flushing it first.
void	FilterWriter.write(int c) Write a single character.
void	FilterWriter.write(char[] cbuf, int off, int len) Write a portion of an array of characters.
void	FilterWriter.write(String str, int off, int len) Write a portion of a string.
void	FilterWriter.flush() Flush the stream.
void	FilterWriter.close() Close the stream.
abstract int	InputStream.read() Reads the next byte of data from the input stream.
int	InputStream.read(byte[] b) Reads some number of bytes from the input stream and stores them into the buffer array b.
int	InputStream.read(byte[] b, int off, int len) Reads up to len bytes of data from the input stream into an array of bytes.
long	InputStream.skip(long n) Skips over and discards n bytes of data from this input stream.
int	InputStream.available() Returns the number of bytes that can be read (or skipped over) from this input stream without blocking by the next caller of a method for this input stream.
void	InputStream.close() Closes this input stream and releases any system resources associated with the stream.
void	InputStream.reset() Repositions this stream to the position at the time the mark method was last called on this input stream.
int	FilterInputStream.read() Reads the next byte of data from this input stream.
int	FilterInputStream.read(byte[] b) Reads up to byte.length bytes of data from this input stream into an array of bytes.
int	FilterInputStream.read(byte[] b, int off, int len) Reads up to len bytes of data from this input stream into an array of bytes.
long	FilterInputStream.skip(long n) Skips over and discards n bytes of data from the input stream.
int	FilterInputStream.available() Returns the number of bytes that can be read from this input stream without blocking.
void	FilterInputStream.close() Closes this input stream and releases any system resources associated with the stream.
void	FilterInputStream.reset() Repositions this stream to the position at the time the mark method was last called on this input stream.
abstract void	OutputStream.write(int b) Writes the specified byte to this output stream.
void	OutputStream.write(byte[] b) Writes b.length bytes from the specified byte array to this output stream.
void	OutputStream.write(byte[] b, int off, int len) Writes len bytes from the specified byte array starting at offset off to this output stream.
void	OutputStream.flush() Flushes this output stream and forces any buffered output bytes to be written out.
void	OutputStream.close() Closes this output stream and releases any system resources associated with this stream.
void	FilterOutputStream.write(int b) Writes the specified byte to this output stream.
void	FilterOutputStream.write(byte[] b) Writes b.length bytes to this output stream.
void	FilterOutputStream.write(byte[] b, int off, int len) Writes len bytes from the specified byte array starting at offset off to this output stream.
void	FilterOutputStream.flush() Flushes this output stream and forces any buffered output bytes to be written out to the stream.
void	FilterOutputStream.close() Closes this output stream and releases any system resources associated with the stream.
void	PipedReader.connect(PipedWriter src) Causes this piped reader to be connected to the piped writer src.
int	PipedReader.read() Reads the next character of data from this piped stream.
int	PipedReader.read(char[] cbuf, int off, int len) Reads up to len characters of data from this piped stream into an array of characters.
boolean	PipedReader.ready() Tell whether this stream is ready to be read.
void	PipedReader.close() Closes this piped stream and releases any system resources associated with the stream.
void	PipedWriter.connect(PipedReader snk) Connects this piped writer to a receiver.
void	PipedWriter.write(int c) Writes the specified char to the piped output stream.
void	PipedWriter.write(char[] cbuf, int off, int len) Writes len characters from the specified character array starting at offset off to this piped output stream.
void	PipedWriter.flush() Flushes this output stream and forces any buffered output characters to be written out.
void	PipedWriter.close() Closes this piped output stream and releases any system resources associated with this stream.
void	Externalizable.writeExternal(ObjectOutput out) The object implements the writeExternal method to save its contents by calling the methods of DataOutput for its primitive values or calling the writeObject method of ObjectOutput for objects, strings, and arrays.
void	Externalizable.readExternal(ObjectInput in) The object implements the readExternal method to restore its contents by calling the methods of DataInput for primitive types and readObject for objects, strings and arrays.
int	PushbackReader.read() Read a single character.
int	PushbackReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
void	PushbackReader.unread(int c) Push back a single character.
void	PushbackReader.unread(char[] cbuf, int off, int len) Push back a portion of an array of characters by copying it to the front of the pushback buffer.
void	PushbackReader.unread(char[] cbuf) Push back an array of characters by copying it to the front of the pushback buffer.
boolean	PushbackReader.ready() Tell whether this stream is ready to be read.
void	PushbackReader.mark(int readAheadLimit) Mark the present position in the stream.
void	PushbackReader.reset() Reset the stream.
void	PushbackReader.close() Close the stream.
void	DataOutputStream.write(int b) Writes the specified byte (the low eight bits of the argument b) to the underlying output stream.
void	DataOutputStream.write(byte[] b, int off, int len) Writes len bytes from the specified byte array starting at offset off to the underlying output stream.
void	DataOutputStream.flush() Flushes this data output stream.
void	DataOutputStream.writeBoolean(boolean v) Writes a boolean to the underlying output stream as a 1-byte value.
void	DataOutputStream.writeByte(int v) Writes out a byte to the underlying output stream as a 1-byte value.
void	DataOutputStream.writeShort(int v) Writes a short to the underlying output stream as two bytes, high byte first.
void	DataOutputStream.writeChar(int v) Writes a char to the underlying output stream as a 2-byte value, high byte first.
void	DataOutputStream.writeInt(int v) Writes an int to the underlying output stream as four bytes, high byte first.
void	DataOutputStream.writeLong(long v) Writes a long to the underlying output stream as eight bytes, high byte first.
void	DataOutputStream.writeFloat(float v) Converts the float argument to an int using the floatToIntBits method in class Float, and then writes that int value to the underlying output stream as a 4-byte quantity, high byte first.
void	DataOutputStream.writeDouble(double v) Converts the double argument to a long using the doubleToLongBits method in class Double, and then writes that long value to the underlying output stream as an 8-byte quantity, high byte first.
void	DataOutputStream.writeBytes(String s) Writes out the string to the underlying output stream as a sequence of bytes.
void	DataOutputStream.writeChars(String s) Writes a string to the underlying output stream as a sequence of characters.
void	DataOutputStream.writeUTF(String str) Writes a string to the underlying output stream using UTF-8 encoding in a machine-independent manner.
int	BufferedReader.read() Read a single character.
int	BufferedReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
String	BufferedReader.readLine() Read a line of text.
long	BufferedReader.skip(long n) Skip characters.
boolean	BufferedReader.ready() Tell whether this stream is ready to be read.
void	BufferedReader.mark(int readAheadLimit) Mark the present position in the stream.
void	BufferedReader.reset() Reset the stream to the most recent mark.
void	BufferedReader.close() Close the stream.
int	LineNumberReader.read() Read a single character.
int	LineNumberReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
String	LineNumberReader.readLine() Read a line of text.
long	LineNumberReader.skip(long n) Skip characters.
void	LineNumberReader.mark(int readAheadLimit) Mark the present position in the stream.
void	LineNumberReader.reset() Reset the stream to the most recent mark.
void	FileOutputStream.write(int b) Writes the specified byte to this file output stream.
void	FileOutputStream.write(byte[] b) Writes b.length bytes from the specified byte array to this file output stream.
void	FileOutputStream.write(byte[] b, int off, int len) Writes len bytes from the specified byte array starting at offset off to this file output stream.
void	FileOutputStream.close() Closes this file output stream and releases any system resources associated with this stream.
FileDescriptor	FileOutputStream.getFD() Returns the file descriptor associated with this stream.
protected void	FileOutputStream.finalize() Cleans up the connection to the file, and ensures that the close method of this file output stream is called when there are no more references to this stream.
Object	ObjectInput.readObject() Read and return an object.
int	ObjectInput.read() Reads a byte of data.
int	ObjectInput.read(byte[] b) Reads into an array of bytes.
int	ObjectInput.read(byte[] b, int off, int len) Reads into an array of bytes.
long	ObjectInput.skip(long n) Skips n bytes of input.
int	ObjectInput.available() Returns the number of bytes that can be read without blocking.
void	ObjectInput.close() Closes the input stream.
int	StringReader.read() Read a single character.
int	StringReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
long	StringReader.skip(long ns) Skip characters.
boolean	StringReader.ready() Tell whether this stream is ready to be read.
void	StringReader.mark(int readAheadLimit) Mark the present position in the stream.
void	StringReader.reset() Reset the stream to the most recent mark, or to the beginning of the string if it has never been marked.
int	StreamTokenizer.nextToken() Parses the next token from the input stream of this tokenizer.
Object	ObjectInputStream.readObject() Read an object from the ObjectInputStream.
protected Object	ObjectInputStream.readObjectOverride() This method is called by trusted subclasses of ObjectOutputStream that constructed ObjectOutputStream using the protected no-arg constructor.
void	ObjectInputStream.defaultReadObject() Read the non-static and non-transient fields of the current class from this stream.
ObjectInputStream.GetField	ObjectInputStream.readFields() Reads the persistent fields from the stream and makes them available by name.
protected Class	ObjectInputStream.resolveClass(ObjectStreamClass v) Load the local class equivalent of the specified stream class description.
protected Class	ObjectInputStream.resolveProxyClass(String[] interfaces) Returns a proxy class that implements the interfaces named in a proxy class descriptor; subclasses may implement this method to read custom data from the stream along with the descriptors for dynamic proxy classes, allowing them to use an alternate loading mechanism for the interfaces and the proxy class.
protected Object	ObjectInputStream.resolveObject(Object obj) This method will allow trusted subclasses of ObjectInputStream to substitute one object for another during deserialization.
protected void	ObjectInputStream.readStreamHeader() The readStreamHeader method is provided to allow subclasses to read and verify their own stream headers.
protected ObjectStreamClass	ObjectInputStream.readClassDescriptor() Read a class descriptor from the serialization stream.
int	ObjectInputStream.read() Reads a byte of data.
int	ObjectInputStream.read(byte[] b, int off, int len) Reads into an array of bytes.
int	ObjectInputStream.available() Returns the number of bytes that can be read without blocking.
void	ObjectInputStream.close() Closes the input stream.
boolean	ObjectInputStream.readBoolean() Reads in a boolean.
byte	ObjectInputStream.readByte() Reads an 8 bit byte.
int	ObjectInputStream.readUnsignedByte() Reads an unsigned 8 bit byte.
short	ObjectInputStream.readShort() Reads a 16 bit short.
int	ObjectInputStream.readUnsignedShort() Reads an unsigned 16 bit short.
char	ObjectInputStream.readChar() Reads a 16 bit char.
int	ObjectInputStream.readInt() Reads a 32 bit int.
long	ObjectInputStream.readLong() Reads a 64 bit long.
float	ObjectInputStream.readFloat() Reads a 32 bit float.
double	ObjectInputStream.readDouble() Reads a 64 bit double.
void	ObjectInputStream.readFully(byte[] data) Reads bytes, blocking until all bytes are read.
void	ObjectInputStream.readFully(byte[] data, int offset, int size) Reads bytes, blocking until all bytes are read.
int	ObjectInputStream.skipBytes(int len) Skips bytes, block until all bytes are skipped.
String	ObjectInputStream.readLine() Deprecated. This method does not properly convert bytes to characters. see DataInputStream for the details and alternatives.
String	ObjectInputStream.readUTF() Reads a UTF format String.
abstract boolean	ObjectInputStream.GetField.defaulted(String name) Return true if the named field is defaulted and has no value in this stream.
abstract boolean	ObjectInputStream.GetField.get(String name, boolean defvalue) Get the value of the named boolean field from the persistent field.
abstract char	ObjectInputStream.GetField.get(String name, char defvalue) Get the value of the named char field from the persistent fields.
abstract byte	ObjectInputStream.GetField.get(String name, byte defvalue) Get the value of the named byte field from the persistent fields.
abstract short	ObjectInputStream.GetField.get(String name, short defvalue) Get the value of the named short field from the persistent fields.
abstract int	ObjectInputStream.GetField.get(String name, int defvalue) Get the value of the named int field from the persistent fields.
abstract long	ObjectInputStream.GetField.get(String name, long defvalue) Get the value of the named long field from the persistent fields.
abstract float	ObjectInputStream.GetField.get(String name, float defvalue) Get the value of the named float field from the persistent fields.
abstract double	ObjectInputStream.GetField.get(String name, double defvalue) Get the value of the named double field from the persistent field.
abstract Object	ObjectInputStream.GetField.get(String name, Object defvalue) Get the value of the named Object field from the persistent field.
void	PipedInputStream.connect(PipedOutputStream src) Causes this piped input stream to be connected to the piped output stream src.
protected void	PipedInputStream.receive(int b) Receives a byte of data.
int	PipedInputStream.read() Reads the next byte of data from this piped input stream.
int	PipedInputStream.read(byte[] b, int off, int len) Reads up to len bytes of data from this piped input stream into an array of bytes.
int	PipedInputStream.available() Returns the number of bytes that can be read from this input stream without blocking.
void	PipedInputStream.close() Closes this piped input stream and releases any system resources associated with the stream.
int	InputStreamReader.read() Read a single character.
int	InputStreamReader.read(char[] cbuf, int off, int len) Read characters into a portion of an array.
boolean	InputStreamReader.ready() Tell whether this stream is ready to be read.
void	InputStreamReader.close() Close the stream.
int	PushbackInputStream.read() Reads the next byte of data from this input stream.
int	PushbackInputStream.read(byte[] b, int off, int len) Reads up to len bytes of data from this input stream into an array of bytes.
void	PushbackInputStream.unread(int b) Pushes back a byte by copying it to the front of the pushback buffer.
void	PushbackInputStream.unread(byte[] b, int off, int len) Pushes back a portion of an array of bytes by copying it to the front of the pushback buffer.
void	PushbackInputStream.unread(byte[] b) Pushes back an array of bytes by copying it to the front of the pushback buffer.
int	PushbackInputStream.available() Returns the number of bytes that can be read from this input stream without blocking.
long	PushbackInputStream.skip(long n) Skips over and discards n bytes of data from this input stream.
void	PushbackInputStream.close() Closes this input stream and releases any system resources associated with the stream.
void	ObjectOutput.writeObject(Object obj) Write an object to the underlying storage or stream.
void	ObjectOutput.write(int b) Writes a byte.
void	ObjectOutput.write(byte[] b) Writes an array of bytes.
void	ObjectOutput.write(byte[] b, int off, int len) Writes a sub array of bytes.
void	ObjectOutput.flush() Flushes the stream.
void	ObjectOutput.close() Closes the stream.
String	File.getCanonicalPath() Returns the canonical pathname string of this abstract pathname.
File	File.getCanonicalFile() Returns the canonical form of this abstract pathname.
boolean	File.createNewFile() Atomically creates a new, empty file named by this abstract pathname if and only if a file with this name does not yet exist.
static File	File.createTempFile(String prefix, String suffix, File directory) Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.
static File	File.createTempFile(String prefix, String suffix) Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.
void	DataOutput.write(int b) Writes to the output stream the eight low-order bits of the argument b.
void	DataOutput.write(byte[] b) Writes to the output stream all the bytes in array b.
void	DataOutput.write(byte[] b, int off, int len) Writes len bytes from array b, in order, to the output stream.
void	DataOutput.writeBoolean(boolean v) Writes a boolean value to this output stream.
void	DataOutput.writeByte(int v) Writes to the output stream the eight low- order bits of the argument v.
void	DataOutput.writeShort(int v) Writes two bytes to the output stream to represent the value of the argument.
void	DataOutput.writeChar(int v) Writes a char value, wich is comprised of two bytes, to the output stream.
void	DataOutput.writeInt(int v) Writes an int value, which is comprised of four bytes, to the output stream.
void	DataOutput.writeLong(long v) Writes an long value, which is comprised of four bytes, to the output stream.
void	DataOutput.writeFloat(float v) Writes a float value, which is comprised of four bytes, to the output stream.
void	DataOutput.writeDouble(double v) Writes a double value, which is comprised of eight bytes, to the output stream.
void	DataOutput.writeBytes(String s) Writes a string to the output stream.
void	DataOutput.writeChars(String s) Writes every character in the string s, to the output stream, in order, two bytes per character.
void	DataOutput.writeUTF(String str) Writes two bytes of length information to the output stream, followed by the Java modified UTF representation of every character in the string s.
void	StringWriter.close() Close the stream.
void	OutputStreamWriter.write(int c) Write a single character.
void	OutputStreamWriter.write(char[] cbuf, int off, int len) Write a portion of an array of characters.
void	OutputStreamWriter.write(String str, int off, int len) Write a portion of a string.
void	OutputStreamWriter.flush() Flush the stream.
void	OutputStreamWriter.close() Close the stream.
void	DataInput.readFully(byte[] b) Reads some bytes from an input stream and stores them into the buffer array b.
void	DataInput.readFully(byte[] b, int off, int len) Reads len bytes from an input stream.
int	DataInput.skipBytes(int n) Makes an attempt to skip over n bytes of data from the input stream, discarding the skipped bytes.
boolean	DataInput.readBoolean() Reads one input byte and returns true if that byte is nonzero, false if that byte is zero.
byte	DataInput.readByte() Reads and returns one input byte.
int	DataInput.readUnsignedByte() Reads one input byte, zero-extends it to type int, and returns the result, which is therefore in the range 0 through 255.
short	DataInput.readShort() Reads two input bytes and returns a short value.
int	DataInput.readUnsignedShort() Reads two input bytes and returns an int value in the range 0 through 65535.