org.apache.jdo.impl.model.jdo

Class JDOMemberImpl

java.lang.Object

org.apache.jdo.impl.model.jdo.JDOElementImpl

org.apache.jdo.impl.model.jdo.JDOMemberImpl

All Implemented Interfaces:

java.lang.Comparable, JDOElement, JDOMember

Direct Known Subclasses:

JDOAssociatedPropertyImplDynamic, JDOClassImplDynamic, JDOFieldImplDynamic

public class JDOMemberImpl
extends JDOElementImpl
implements JDOMember

This is the super interface for named JDO metadata elements, such as JDOClass and JDOField.

Author:

Michael Bouschen

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JDOMemberImpl(java.lang.String name, JDOClass declaringClass) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(java.lang.Object o) Compares this object with the specified object for order.
boolean	equals(java.lang.Object obj) Overrides Object's equals method by comparing the name of this member with the name of the argument obj.
JDOClass	getDeclaringClass() Get the declaring class of this JDOMember.
java.lang.String	getName() Returns the name of this JDOMember.
int	hashCode() Overrides Object's hashCode method to return the hashCode of this name.
java.lang.String	toString() Overrides Object's toString method to return the name of this persistence element.

Methods inherited from class org.apache.jdo.impl.model.jdo.JDOElementImpl

addPropertyChangeListener, addVetoableChangeListener, createJDOExtension, firePropertyChange, fireVetoableChange, getJDOExtensions, removeJDOExtension, removePropertyChangeListener, removeVetoableChangeListener

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.jdo.model.jdo.JDOElement

addPropertyChangeListener, addVetoableChangeListener, createJDOExtension, getJDOExtensions, removeJDOExtension, removePropertyChangeListener, removeVetoableChangeListener

Constructor Detail

JDOMemberImpl

protected JDOMemberImpl(java.lang.String name,
             JDOClass declaringClass)

Constructor.

Method Detail

getName

public java.lang.String getName()

Returns the name of this JDOMember.

Specified by:

getName in interface JDOMember

Returns:

the name

getDeclaringClass

public JDOClass getDeclaringClass()

Get the declaring class of this JDOMember.

Specified by:

getDeclaringClass in interface JDOMember

Returns:

the class that owns this JDOMember, or null if the element is not attached to any class

toString

public java.lang.String toString()

Overrides Object's toString method to return the name of this persistence element.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of the object

equals

public boolean equals(java.lang.Object obj)

Overrides Object's equals method by comparing the name of this member with the name of the argument obj. The method returns false if obj does not have the same dynamic type as this member.

Overrides:

equals in class java.lang.Object

Parameters:

obj - the reference object with which to compare.

Returns:

true if this object is the same as the obj argument; false otherwise.

hashCode

public int hashCode()

Overrides Object's hashCode method to return the hashCode of this name.

Overrides:

hashCode in class java.lang.Object

Returns:

a hash code value for this object.

compareTo

public int compareTo(java.lang.Object o)

Compares this object with the specified object for order. Returns a negative integer, zero, or a positive integer as this object is less than, equal to, or greater than the specified object. The specified object must be a an instance of JDOMember, if not a ClassCastException is thrown. The order of JDOMember instances is defined by the order of their names. JDOMember instances without name are considered to be less than any named member.

Specified by:

compareTo in interface java.lang.Comparable

Parameters:

o - the Object to be compared.

Returns:

a negative integer, zero, or a positive integer as this object is less than, equal to, or greater than the specified object.

Throws:

java.lang.ClassCastException - - if the specified object is null or is not an instance of JDOMember