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Java™ Platform Standard Ed. 6 |
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java.lang.Object extended by java.io.ObjectInputStream.GetField
public abstract static class ObjectInputStream.GetField
Provide access to the persistent fields read from the input stream.
Constructor Summary | |
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ObjectInputStream.GetField()
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Method Summary | |
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abstract boolean |
defaulted(String name)
Return true if the named field is defaulted and has no value in this stream. |
abstract boolean |
get(String name,
boolean val)
Get the value of the named boolean field from the persistent field. |
abstract byte |
get(String name,
byte val)
Get the value of the named byte field from the persistent field. |
abstract char |
get(String name,
char val)
Get the value of the named char field from the persistent field. |
abstract double |
get(String name,
double val)
Get the value of the named double field from the persistent field. |
abstract float |
get(String name,
float val)
Get the value of the named float field from the persistent field. |
abstract int |
get(String name,
int val)
Get the value of the named int field from the persistent field. |
abstract long |
get(String name,
long val)
Get the value of the named long field from the persistent field. |
abstract Object |
get(String name,
Object val)
Get the value of the named Object field from the persistent field. |
abstract short |
get(String name,
short val)
Get the value of the named short field from the persistent field. |
abstract ObjectStreamClass |
getObjectStreamClass()
Get the ObjectStreamClass that describes the fields in the stream. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ObjectInputStream.GetField()
Method Detail |
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public abstract ObjectStreamClass getObjectStreamClass()
public abstract boolean defaulted(String name) throws IOException
name
- the name of the field
IOException
- if there are I/O errors while reading from
the underlying InputStream
IllegalArgumentException
- if name
does not
correspond to a serializable fieldpublic abstract boolean get(String name, boolean val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
boolean
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract byte get(String name, byte val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
byte
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract char get(String name, char val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
char
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract short get(String name, short val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
short
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract int get(String name, int val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
int
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract long get(String name, long val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
long
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract float get(String name, float val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
float
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract double get(String name, double val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
double
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrectpublic abstract Object get(String name, Object val) throws IOException
name
- the name of the fieldval
- the default value to use if name
does not
have a value
Object
field
IOException
- if there are I/O errors while reading from the
underlying InputStream
IllegalArgumentException
- if type of name
is
not serializable or if the field type is incorrect
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Java™ Platform Standard Ed. 6 |
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