Package | Description |
---|---|
java.io |
Provides for system input and output through data streams,
serialization and the file system.
|
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.crypto |
Provides the classes and interfaces for cryptographic operations.
|
javax.tools |
Provides interfaces for tools which can be invoked from a program,
for example, compilers.
|
Modifier and Type | Class | Description |
---|---|---|
class |
BufferedOutputStream
The class implements a buffered output stream.
|
|
class |
BufferedWriter
Writes text to a character-output stream, buffering characters so as to
provide for the efficient writing of single characters, arrays, and strings.
|
|
class |
ByteArrayOutputStream
This class implements an output stream in which the data is
written into a byte array.
|
|
class |
CharArrayWriter
This class implements a character buffer that can be used as an Writer.
|
|
class |
Console
Methods to access the character-based console device, if any, associated
with the current Java virtual machine.
|
|
class |
DataOutputStream
A data output stream lets an application write primitive Java data
types to an output stream in a portable way.
|
|
class |
FileOutputStream
A file output stream is an output stream for writing data to a
File or to a FileDescriptor . |
|
class |
FileWriter
Convenience class for writing character files.
|
|
class |
FilterOutputStream
This class is the superclass of all classes that filter output
streams.
|
|
class |
FilterWriter
Abstract class for writing filtered character streams.
|
|
class |
ObjectOutputStream
An ObjectOutputStream writes primitive data types and graphs of Java objects
to an OutputStream.
|
|
class |
OutputStream
This abstract class is the superclass of all classes representing
an output stream of bytes.
|
|
class |
OutputStreamWriter
An OutputStreamWriter is a bridge from character streams to byte streams:
Characters written to it are encoded into bytes using a specified
charset . |
|
class |
PipedOutputStream
A piped output stream can be connected to a piped input stream
to create a communications pipe.
|
|
class |
PipedWriter
Piped character-output streams.
|
|
class |
PrintStream
A
PrintStream adds functionality to another output stream,
namely the ability to print representations of various data values
conveniently. |
|
class |
PrintWriter
Prints formatted representations of objects to a text-output stream.
|
|
class |
StringWriter
A character stream that collects its output in a string buffer, which can
then be used to construct a string.
|
|
class |
Writer
Abstract class for writing to character streams.
|
Modifier and Type | Class | Description |
---|---|---|
class |
LogStream
Deprecated.
no replacement
|
Modifier and Type | Class | Description |
---|---|---|
class |
DigestOutputStream
A transparent stream that updates the associated message digest using
the bits going through the stream.
|
Modifier and Type | Class | Description |
---|---|---|
class |
Formatter
An interpreter for printf-style format strings.
|
Modifier and Type | Class | Description |
---|---|---|
class |
JarOutputStream
The
JarOutputStream class is used to write the contents
of a JAR file to any output stream. |
Modifier and Type | Class | Description |
---|---|---|
class |
CheckedOutputStream
An output stream that also maintains a checksum of the data being
written.
|
|
class |
DeflaterOutputStream
This class implements an output stream filter for compressing data in
the "deflate" compression format.
|
|
class |
GZIPOutputStream
This class implements a stream filter for writing compressed data in
the GZIP file format.
|
|
class |
InflaterOutputStream
Implements an output stream filter for uncompressing data stored in the
"deflate" compression format.
|
|
class |
ZipOutputStream
This class implements an output stream filter for writing files in the
ZIP file format.
|
Modifier and Type | Class | Description |
---|---|---|
class |
CipherOutputStream
A CipherOutputStream is composed of an OutputStream and a Cipher so
that write() methods first process the data before writing them out
to the underlying OutputStream.
|
Modifier and Type | Interface | Description |
---|---|---|
interface |
JavaFileManager
File manager for tools operating on Java™ programming language
source and class files.
|
|
interface |
StandardJavaFileManager
File manager based on java.io.File.
|
Modifier and Type | Class | Description |
---|---|---|
class |
ForwardingJavaFileManager<M extends JavaFileManager>
Forwards calls to a given file manager.
|
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