public
interface
ObjectOutput
implements
DataOutput,
AutoCloseable
java.io.ObjectOutput |
Known Indirect Subclasses |
ObjectOutput extends the DataOutput interface to include writing of objects. DataOutput includes methods for output of primitive types, ObjectOutput extends that interface to include objects, arrays, and Strings.
Public methods | |
---|---|
abstract
void
|
close()
Closes the stream. |
abstract
void
|
flush()
Flushes the stream. |
abstract
void
|
write(byte[] b)
Writes an array of bytes. |
abstract
void
|
write(byte[] b, int off, int len)
Writes a sub array of bytes. |
abstract
void
|
write(int b)
Writes a byte. |
abstract
void
|
writeObject(Object obj)
Write an object to the underlying storage or stream. |
Inherited methods | |
---|---|
From
interface
java.io.DataOutput
| |
From
interface
java.lang.AutoCloseable
|
void close ()
Closes the stream. This method must be called to release any resources associated with the stream.
Throws | |
---|---|
IOException |
If an I/O error has occurred. |
void flush ()
Flushes the stream. This will write any buffered output bytes.
Throws | |
---|---|
IOException |
If an I/O error has occurred. |
void write (byte[] b)
Writes an array of bytes. This method will block until the bytes are actually written.
Parameters | |
---|---|
b |
byte :
the data to be written |
Throws | |
---|---|
IOException |
If an I/O error has occurred. |
void write (byte[] b, int off, int len)
Writes a sub array of bytes.
Parameters | |
---|---|
b |
byte :
the data to be written |
off |
int :
the start offset in the data |
len |
int :
the number of bytes that are written |
Throws | |
---|---|
IOException |
If an I/O error has occurred. |
void write (int b)
Writes a byte. This method will block until the byte is actually written.
Parameters | |
---|---|
b |
int :
the byte |
Throws | |
---|---|
IOException |
If an I/O error has occurred. |
void writeObject (Object obj)
Write an object to the underlying storage or stream. The class that implements this interface defines how the object is written.
Parameters | |
---|---|
obj |
Object :
the object to be written |
Throws | |
---|---|
IOException |
Any of the usual Input/Output related exceptions. |