org.w3c.tools.resources.upgrade
Class ClassAttribute

java.lang.Object
  extended by org.w3c.tools.resources.upgrade.Attribute
      extended by org.w3c.tools.resources.upgrade.ClassAttribute
All Implemented Interfaces:
java.io.Serializable

public class ClassAttribute
extends Attribute

The generic description of an ClassAttribute.

See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.w3c.tools.resources.upgrade.Attribute
COMPUTED, DONTSAVE, EDITABLE, flags, MANDATORY, name, type
 
Constructor Summary
ClassAttribute(java.lang.String name, java.lang.Class def, java.lang.Integer flags)
           
 
Method Summary
 boolean checkValue(java.lang.Object obj)
          Is the given object a valid ClassAttribute value ?
 int getPickleLength(java.lang.Object value)
          Get the number of bytes required to save that attribute value.
 void pickle(java.io.DataOutputStream out, java.lang.Object c)
          Pickle an integer to the given output stream.
 java.lang.String stringify(java.lang.Object value)
          Make a String out of a ClassAttribute value.
 java.lang.Object unpickle(java.io.DataInputStream in)
          Unpickle an integer from the given input stream.
 
Methods inherited from class org.w3c.tools.resources.upgrade.Attribute
checkFlag, getDefault, getName, getType
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ClassAttribute

public ClassAttribute(java.lang.String name,
                      java.lang.Class def,
                      java.lang.Integer flags)
Method Detail

stringify

public java.lang.String stringify(java.lang.Object value)
Make a String out of a ClassAttribute value. The default toString method on classes doesn't work for that purpose, since it will preceed the class name with a class keyword.

Overrides:
stringify in class Attribute
Returns:
The String name of the class.

checkValue

public boolean checkValue(java.lang.Object obj)
Is the given object a valid ClassAttribute value ?

Specified by:
checkValue in class Attribute
Parameters:
obj - The object to test.
Returns:
A boolean true if okay.

getPickleLength

public final int getPickleLength(java.lang.Object value)
Get the number of bytes required to save that attribute value.

Specified by:
getPickleLength in class Attribute
Parameters:
The - value about to be pickled.
Returns:
The number of bytes needed to pickle that value.

pickle

public void pickle(java.io.DataOutputStream out,
                   java.lang.Object c)
            throws java.io.IOException
Pickle an integer to the given output stream.

Specified by:
pickle in class Attribute
Parameters:
out - The output stream to pickle to.
obj - The object to pickle.
Throws:
java.io.IOException - If some IO error occured.

unpickle

public java.lang.Object unpickle(java.io.DataInputStream in)
                          throws java.io.IOException
Unpickle an integer from the given input stream.

Specified by:
unpickle in class Attribute
Parameters:
in - The input stream to unpickle from.
Returns:
An instance of Integer.
Throws:
java.io.IOException - If some IO error occured.