oracle.jbo.server
Class AttributeListImpl

java.lang.Object
  |
  +--oracle.jbo.server.AttributeListImpl

All Implemented Interfaces:

AttributeList

public class AttributeListImpl

extends java.lang.Object

implements AttributeList

The middle-tier manager for name/value pairs.

This class provides methods for setting and getting values either by index or by name.

Since:

JDeveloper 3.0

Constructor Summary

AttributeListImpl()
Creates an empty attribute list.

AttributeListImpl(int size)
Constructs a new attribute list with a specified initial capacity.

Method Summary

Type	Method
java.lang.Object	getAttribute(int index) Gets the value of an attribute identified by its index.
java.lang.Object	getAttribute(java.lang.String name) Gets the value of an attribute identified by name.
int	getAttributeCount() Counts the attributes.
int	getAttributeIndexOf(java.lang.String name) Gets the index of a named attribute.
void	setAttribute(int index, java.lang.Object value) Sets the value for the specified attribute.
void	setAttribute(java.lang.String name, java.lang.Object value) Sets the value for the named attribute.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AttributeListImpl

public AttributeListImpl()

Creates an empty attribute list.

AttributeListImpl

public AttributeListImpl(int size)

Constructs a new attribute list with a specified initial capacity.

Parameters:

size - the initial cacpacity.

Method Detail

getAttribute

public java.lang.Object getAttribute(int index)

Gets the value of an attribute identified by its index.

Specified by:

getAttribute in interface AttributeList

Parameters:

index - the attribute's index.

Returns:

the value of the attribute, or null if index is out of range.

getAttribute

public java.lang.Object getAttribute(java.lang.String name)

Gets the value of an attribute identified by name.

Specified by:

getAttribute in interface AttributeList

Parameters:

name - the attribute's name.

Returns:

the value of the attribute, or null if index is out of range.

setAttribute

public void setAttribute(int index,
                         java.lang.Object value)

Sets the value for the specified attribute.

Specified by:

setAttribute in interface AttributeList

Parameters:

index - the attribute index.

value - the attribute's new value.

setAttribute

public void setAttribute(java.lang.String name,
                         java.lang.Object value)

Sets the value for the named attribute.

Specified by:

setAttribute in interface AttributeList

Parameters:

name - the attribute name.

value - the attribute's new value.

getAttributeCount

public int getAttributeCount()

Counts the attributes.

Specified by:

getAttributeCount in interface AttributeList

Returns:

the number of attributes.

getAttributeIndexOf

public int getAttributeIndexOf(java.lang.String name)

Gets the index of a named attribute.

Specified by:

getAttributeIndexOf in interface AttributeList

Returns:

the attribute's index, or -1 if not found.