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API資料大全

<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ObjectOutputStream.PutField.html">ObjectOutputStream.PutField</A></B></TD>
<TD>Provide programatic access to the persistent fields to be written
 to ObjectOutput.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ObjectStreamClass.html">ObjectStreamClass</A></B></TD>
<TD>Serialization's descriptor for classes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ObjectStreamField.html">ObjectStreamField</A></B></TD>
<TD>A description of a Serializable field from a Serializable class.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="OutputStream.html">OutputStream</A></B></TD>
<TD>This abstract class is the superclass of all classes representing 
 an output stream of bytes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="OutputStreamWriter.html">OutputStreamWriter</A></B></TD>
<TD>An OutputStreamWriter is a bridge from character streams to byte streams:
 Characters written to it are translated into bytes according to a specified
 <a href="../lang/package-summary.html#charenc">character encoding</a>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PipedInputStream.html">PipedInputStream</A></B></TD>
<TD>A piped input stream should be connected
 to a piped output stream; the piped  input
 stream then provides whatever data bytes
 are written to the piped output  stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PipedOutputStream.html">PipedOutputStream</A></B></TD>
<TD>A piped output stream can be connected to a piped input stream 
 to create a communications pipe.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PipedReader.html">PipedReader</A></B></TD>
<TD>Piped character-input streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PipedWriter.html">PipedWriter</A></B></TD>
<TD>Piped character-output streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PrintStream.html">PrintStream</A></B></TD>
<TD>A <code>PrintStream</code> adds functionality to another output stream,
 namely the ability to print representations of various data values
 conveniently.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PrintWriter.html">PrintWriter</A></B></TD>
<TD>Print formatted representations of objects to a text-output stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PushbackInputStream.html">PushbackInputStream</A></B></TD>
<TD>A <code>PushbackInputStream</code> adds
 functionality to another input stream, namely
 the  ability to "push back" or "unread"
 one byte.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="PushbackReader.html">PushbackReader</A></B></TD>
<TD>A character-stream reader that allows characters to be pushed back into the
 stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="RandomAccessFile.html">RandomAccessFile</A></B></TD>
<TD>Instances of this class support both reading and writing to a 
 random access file.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="Reader.html">Reader</A></B></TD>
<TD>Abstract class for reading character streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="SequenceInputStream.html">SequenceInputStream</A></B></TD>
<TD>A <code>SequenceInputStream</code> represents
 the logical concatenation of other input
 streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="SerializablePermission.html">SerializablePermission</A></B></TD>
<TD>This class is for Serializable permissions.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="StreamTokenizer.html">StreamTokenizer</A></B></TD>
<TD>The <code>StreamTokenizer</code> class takes an input stream and
 parses it into "tokens", allowing the tokens to be
 read one at a time.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="StringBufferInputStream.html">StringBufferInputStream</A></B></TD>
<TD><B>Deprecated.</B>&nbsp;<I>This class does not properly convert characters into bytes.</I></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="StringReader.html">StringReader</A></B></TD>
<TD>A character stream whose source is a string.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="StringWriter.html">StringWriter</A></B></TD>
<TD>A character stream that collects its output in a string buffer, which can
 then be used to construct a string.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="Writer.html">Writer</A></B></TD>
<TD>Abstract class for writing to character streams.</TD>
</TR>
</TABLE>
&nbsp;

<P>

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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
<B>Exception Summary</B></FONT></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="CharConversionException.html">CharConversionException</A></B></TD>
<TD>Base class for character conversion exceptions.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="EOFException.html">EOFException</A></B></TD>
<TD>Signals that an end of file or end of stream has been reached
 unexpectedly during input.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="FileNotFoundException.html">FileNotFoundException</A></B></TD>
<TD>Signals that an attempt to open the file denoted by a specified pathname
 has failed.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="InterruptedIOException.html">InterruptedIOException</A></B></TD>
<TD>Signals that an I/O operation has been interrupted.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="InvalidClassException.html">InvalidClassException</A></B></TD>
<TD>Thrown when the Serialization runtime detects one of the following
 problems with a Class.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="InvalidObjectException.html">InvalidObjectException</A></B></TD>
<TD>Indicates that one or more deserialized objects failed validation
 tests.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="IOException.html">IOException</A></B></TD>
<TD>Signals that an I/O exception of some sort has occurred.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="NotActiveException.html">NotActiveException</A></B></TD>
<TD>Thrown when serialization or deserialization is not active.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="NotSerializableException.html">NotSerializableException</A></B></TD>
<TD>Thrown when an instance is required to have a Serializable interface.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ObjectStreamException.html">ObjectStreamException</A></B></TD>
<TD>Superclass of all exceptions specific to Object Stream classes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="OptionalDataException.html">OptionalDataException</A></B></TD>
<TD>Unexpected data appeared in an ObjectInputStream trying to read
 an Object.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="StreamCorruptedException.html">StreamCorruptedException</A></B></TD>
<TD>Thrown when control information that was read from an object stream
 violates internal consistency checks.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="SyncFailedException.html">SyncFailedException</A></B></TD>
<TD>Signals that a sync operation has failed.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="UnsupportedEncodingException.html">UnsupportedEncodingException</A></B></TD>
<TD>The Character Encoding is not supported.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="UTFDataFormatException.html">UTFDataFormatException</A></B></TD>
<TD>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.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="WriteAbortedException.html">WriteAbortedException</A></B></TD>
<TD>Signals that one of the ObjectStreamExceptions was thrown
 during a write operation.</TD>
</TR>
</TABLE>
&nbsp;

<P>
<A NAME="package_description"><!-- --></A><H2>
Package java.io Description
</H2>

<P>
Provides for system input and output through data streams,
serialization and the file system.

Unless otherwise noted, passing a null argument to a constructor
or method in any class or interface in this package will cause a
<tt>NullPointerException</tt> to be thrown.

<h2>Package Specification</h2>
<ul>
  <li><a href="../../../guide/serialization/spec/serial-title.doc.html"> Java Object Serialization Specification </a>
</ul>

<h2>Related Documentation</h2>

For overviews, tutorials, examples, guides, and tool documentation,
please see:
<ul>
  <li><a href="../../../guide/serialization">Serialization Enhancements</a>
</ul>
<P>
<DL>
<DT><B>Since: </B><DD>JDK1.0</DD>
</DL>
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<b>Java<sup><font size=-2>TM</font></sup>&nbsp;2&nbsp;Platform<br>Std.&nbsp;Ed. v1.3</b></EM>
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