public interface Externalizer
extends java.io.Serializable
Modifier and Type | Method and Description |
---|---|
java.lang.Object |
createExternal(java.lang.Class<?> subjectType,
java.io.ObjectInput input,
Creator defaultCreator)
Create an instance of a type.
|
void |
readExternal(java.lang.Object subject,
java.io.ObjectInput input)
Read the external representation of an object.
|
void |
writeExternal(java.lang.Object subject,
java.io.ObjectOutput output)
Write the external representation of an object.
|
void writeExternal(java.lang.Object subject, java.io.ObjectOutput output) throws java.io.IOException
subject
- the object to externalizeoutput
- the outputjava.io.IOException
- if an error occursjava.lang.Object createExternal(java.lang.Class<?> subjectType, java.io.ObjectInput input, Creator defaultCreator) throws java.io.IOException, java.lang.ClassNotFoundException
input
, or that may be deferred
to the readExternal()
method. Instances may simply delegate the task to the given Creator
.
Note that this method is called only on the leaf class, so externalizers for non-final classes that initialize
the instance from the stream need to be aware of this.subjectType
- the type of object to createinput
- the inputdefaultCreator
- the configured creatorjava.io.IOException
- if an error occursjava.lang.ClassNotFoundException
- if a class could not be found during readvoid readExternal(java.lang.Object subject, java.io.ObjectInput input) throws java.io.IOException, java.lang.ClassNotFoundException
subject
- the object to readinput
- the inputjava.io.IOException
- if an error occursjava.lang.ClassNotFoundException
- if a class could not be found during readCopyright © 2011 JBoss, a division of Red Hat, Inc.