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Java™ Platform Standard Ed. 6 |
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java.lang.Object java.io.ObjectStreamClass
public class ObjectStreamClass
Serialization's descriptor for classes. It contains the name and serialVersionUID of the class. The ObjectStreamClass for a specific class loaded in this Java VM can be found/created using the lookup method.
The algorithm to compute the SerialVersionUID is described in Object Serialization Specification, Section 4.6, Stream Unique Identifiers.
ObjectStreamField
,
Object Serialization Specification, Section 4, Class Descriptors,
Serialized FormField Summary | |
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static ObjectStreamField[] |
NO_FIELDS
serialPersistentFields value indicating no serializable fields |
Method Summary | |
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Class<?> |
forClass()
Return the class in the local VM that this version is mapped to. |
ObjectStreamField |
getField(String name)
Get the field of this class by name. |
ObjectStreamField[] |
getFields()
Return an array of the fields of this serializable class. |
String |
getName()
Returns the name of the class described by this descriptor. |
long |
getSerialVersionUID()
Return the serialVersionUID for this class. |
static ObjectStreamClass |
lookup(Class<?> cl)
Find the descriptor for a class that can be serialized. |
static ObjectStreamClass |
lookupAny(Class<?> cl)
Returns the descriptor for any class, regardless of whether it implements Serializable . |
String |
toString()
Return a string describing this ObjectStreamClass. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final ObjectStreamField[] NO_FIELDS
Method Detail |
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public static ObjectStreamClass lookup(Class<?> cl)
cl
- class for which to get the descriptor
public static ObjectStreamClass lookupAny(Class<?> cl)
Serializable
.
cl
- class for which to get the descriptor
public String getName()
Class.getName()
method.
public long getSerialVersionUID()
public Class<?> forClass()
Class
instance that this descriptor representspublic ObjectStreamField[] getFields()
public ObjectStreamField getField(String name)
name
- the name of the data field to look for
public String toString()
toString
in class Object
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Java™ Platform Standard Ed. 6 |
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