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          An InputStreamReader is a bridge from byte streams to character streams: It
 reads bytes and translates them into characters according to a specified <a
 href="../lang/package-summary.html#charenc">character encoding</a>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/InvalidObjectException.html#java.io"><B>InvalidObjectException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Indicates that one or more deserialized objects failed validation
 tests.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/IOException.html#java.io"><B>IOException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Signals that an I/O exception of some sort has occurred.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/NotActiveException.html#java.io"><B>NotActiveException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Thrown when serialization or deserialization is not active.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectInput.html#java.io"><B>ObjectInput</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ObjectInput extends the DataInput interface to include the reading of
 objects.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectInputStream.GetField.html#java.io"><B>ObjectInputStream.GetField</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provide access to the persistent fields read from the input stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectInputValidation.html#java.io"><B>ObjectInputValidation</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Callback interface to allow validation of objects within a graph.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectOutput.html#java.io"><B>ObjectOutput</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ObjectOutput extends the DataOutput interface to include writing of objects.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectOutputStream.PutField.html#java.io"><B>ObjectOutputStream.PutField</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provide programatic access to the persistent fields to be written
 to ObjectOutput.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectStreamClass.html#java.io"><B>ObjectStreamClass</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Serialization's descriptor for classes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectStreamConstants.html#java.io"><B>ObjectStreamConstants</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constants written into the Object Serialization Stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectStreamException.html#java.io"><B>ObjectStreamException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Superclass of all exceptions specific to Object Stream classes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/ObjectStreamField.html#java.io"><B>ObjectStreamField</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;A description of a Serializable field from a Serializable class.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/OptionalDataException.html#java.io"><B>OptionalDataException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Unexpected data appeared in an ObjectInputStream trying to read
 an Object.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/OutputStream.html#java.io"><B>OutputStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class is the superclass of all classes representing 
 an output stream of bytes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/OutputStreamWriter.html#java.io"><B>OutputStreamWriter</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><B><A HREF="../../java/io/class-use/PipedInputStream.html#java.io"><B>PipedInputStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><B><A HREF="../../java/io/class-use/PipedOutputStream.html#java.io"><B>PipedOutputStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><B><A HREF="../../java/io/class-use/PipedReader.html#java.io"><B>PipedReader</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piped character-input streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/PipedWriter.html#java.io"><B>PipedWriter</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Piped character-output streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Reader.html#java.io"><B>Reader</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Abstract class for reading character streams.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Serializable.html#java.io"><B>Serializable</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Serializability of a class is enabled by the class implementing the
 java.io.Serializable interface.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/SerializablePermission.html#java.io"><B>SerializablePermission</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This class is for Serializable permissions.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/StreamCorruptedException.html#java.io"><B>StreamCorruptedException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Thrown when control information that was read from an object stream
 violates internal consistency checks.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/SyncFailedException.html#java.io"><B>SyncFailedException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Signals that a sync operation has failed.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/UnsupportedEncodingException.html#java.io"><B>UnsupportedEncodingException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Character Encoding is not supported.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Writer.html#java.io"><B>Writer</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Abstract class for writing to character streams.</TD>
</TR>
</FONT></TD>
</TR>
</TABLE>
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<P>
<A NAME="java.lang"><!-- --></A>
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<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
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<TD><B><A HREF="../../java/io/class-use/File.html#java.lang"><B>File</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An abstract representation of file and directory pathnames.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/FileDescriptor.html#java.lang"><B>FileDescriptor</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Instances of the file descriptor class serve as an opaque handle
 to the underlying machine-specific structure representing an open
 file, an open socket, or another source or sink of bytes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/InputStream.html#java.lang"><B>InputStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class is the superclass of all classes representing
 an input stream of bytes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/IOException.html#java.lang"><B>IOException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Signals that an I/O exception of some sort has occurred.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/OutputStream.html#java.lang"><B>OutputStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This abstract class is the superclass of all classes representing 
 an output stream of bytes.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/PrintStream.html#java.lang"><B>PrintStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><B><A HREF="../../java/io/class-use/PrintWriter.html#java.lang"><B>PrintWriter</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print formatted representations of objects to a text-output stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Serializable.html#java.lang"><B>Serializable</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Serializability of a class is enabled by the class implementing the
 java.io.Serializable interface.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/UnsupportedEncodingException.html#java.lang"><B>UnsupportedEncodingException</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The Character Encoding is not supported.</TD>
</TR>
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</TR>
</TABLE>
&nbsp;
<P>
<A NAME="java.lang.reflect"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
Classes in <A HREF="../../java/io/package-summary.html">java.io</A> used by <A HREF="../../java/lang/reflect/package-summary.html">java.lang.reflect</A><TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/PrintStream.html#java.lang.reflect"><B>PrintStream</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;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><B><A HREF="../../java/io/class-use/PrintWriter.html#java.lang.reflect"><B>PrintWriter</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Print formatted representations of objects to a text-output stream.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Serializable.html#java.lang.reflect"><B>Serializable</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Serializability of a class is enabled by the class implementing the
 java.io.Serializable interface.</TD>
</TR>
</FONT></TD>
</TR>
</TABLE>
&nbsp;
<P>
<A NAME="java.math"><!-- --></A>
<TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=2><FONT SIZE="+2">
Classes in <A HREF="../../java/io/package-summary.html">java.io</A> used by <A HREF="../../java/math/package-summary.html">java.math</A><TR BGCOLOR="white" CLASS="TableRowColor">
<TD><B><A HREF="../../java/io/class-use/Serializable.html#java.math"><B>Serializable</B></A></B>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Serializability of a class is enabled by the class implementing the
 java.io.Serializable interface.</TD>