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java.lang.Objectorg.apache.ojb.broker.Identity
represents the identity of an object. identity (it's primary keys) must be unique accross extents !
Constructor Summary | |
Identity(java.lang.Class realClass,
java.lang.Class topLevel,
java.lang.Object[] pkValues)
creates an Identity from a class and the objects primary key values. |
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Identity(java.lang.Object objectToIdentitify,
PersistenceBroker targetBroker)
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Identity(java.lang.Object objectToIdentitify,
PersistenceBroker targetBroker,
ClassDescriptor cld)
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Method Summary | |
boolean |
equals(java.lang.Object obj)
Compare this Identity object to any other object. |
static Identity |
fromByteArray(byte[] anArray)
Factory method that returns an Identity object from the given byte array - see serialize() . |
java.lang.Class |
getObjectsRealClass()
Return the "real" Class of the real subject |
java.lang.Class |
getObjectsTopLevelClass()
Return the top-level class of the real subject (means class name of a base class, base interface denoted in the repository or objects real class name if none top-level was found) |
java.lang.Object[] |
getPrimaryKeyValues()
return the list of Primary Key Values of the real subject |
int |
hashCode()
Calculate a hashcode for this Identity. |
byte[] |
serialize()
Return a serialized Identity as byte[]. |
void |
setObjectsRealClass(java.lang.Class objectsRealClass)
Set the objects real class |
java.lang.String |
toString()
return a String representation. |
Methods inherited from class java.lang.Object |
getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
public Identity(java.lang.Class realClass, java.lang.Class topLevel, java.lang.Object[] pkValues)
realClass
- the concrete class of the object, or null if not known.topLevel
- the highest persistence-capable class or
interface (in the inheritance hierarchy) that the identified object is an instance ofpkValues
- (unique across the extents !)public Identity(java.lang.Object objectToIdentitify, PersistenceBroker targetBroker)
public Identity(java.lang.Object objectToIdentitify, PersistenceBroker targetBroker, ClassDescriptor cld)
Method Detail |
public static Identity fromByteArray(byte[] anArray) throws PersistenceBrokerException
serialize()
.
PersistenceBrokerException
public java.lang.Class getObjectsTopLevelClass()
public java.lang.Class getObjectsRealClass()
public void setObjectsRealClass(java.lang.Class objectsRealClass)
public byte[] serialize() throws PersistenceBrokerException
PersistenceBrokerException
fromByteArray(byte[])
public java.lang.String toString()
public java.lang.Object[] getPrimaryKeyValues()
public boolean equals(java.lang.Object obj)
public int hashCode()
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