atg.svc.ui.treetable
Class ReferenceImplementation.ItemComparator

java.lang.Object
  atg.svc.ui.treetable.ReferenceImplementation.ItemComparator

All Implemented Interfaces:

java.io.Serializable, java.util.Comparator

Enclosing class:

ReferenceImplementation

protected class ReferenceImplementation.ItemComparator
extends java.lang.Object
implements java.util.Comparator, java.io.Serializable

The ReferenceImplementation.ItemComparator class performs comparisons between items for the purpose of sorting the table component items.

See Also:

Serialized Form

Field Summary

protected ReferenceImplementation.Context	mCtx The page context for evaluating expressions.
protected boolean	mIgnoreCase Flag indicating whether case should be ignored during comparisons.
protected boolean	mIsAscending Flag indicating whehter the direction of the sort should be ascending.
protected java.lang.String	mItemAttributeName The attribute name for the item referenced in the sort value expression for a field.
protected java.lang.String	mSortValueExpression The expression whose object binding contains a field value within the item held in the specified attribute.

Constructor Summary

ReferenceImplementation.ItemComparator(ReferenceImplementation.Context context, java.lang.String itemAttributeName, java.lang.String sortValueExpression, boolean isAscending, boolean ignoreCase)
Constructs a new comparator for the specified column, case-sensitivity and sort direction.

Method Summary

int	compare(java.lang.Object o1, java.lang.Object o2) Compares two table component items.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Field Detail

mIgnoreCase

protected boolean mIgnoreCase

Flag indicating whether case should be ignored during comparisons.

mIsAscending

protected boolean mIsAscending

Flag indicating whehter the direction of the sort should be ascending.

mCtx

protected ReferenceImplementation.Context mCtx

The page context for evaluating expressions.

mItemAttributeName

protected java.lang.String mItemAttributeName

The attribute name for the item referenced in the sort value expression for a field.

mSortValueExpression

protected java.lang.String mSortValueExpression

The expression whose object binding contains a field value within the item held in the specified attribute.

Constructor Detail

ReferenceImplementation.ItemComparator

public ReferenceImplementation.ItemComparator(ReferenceImplementation.Context context,
                                              java.lang.String itemAttributeName,
                                              java.lang.String sortValueExpression,
                                              boolean isAscending,
                                              boolean ignoreCase)

Constructs a new comparator for the specified column, case-sensitivity and sort direction.

Method Detail

compare

public int compare(java.lang.Object o1,
                   java.lang.Object o2)

Compares two table component items.

Specified by:

compare in interface java.util.Comparator

Parameters:

o1 - The first item to compare.

o2 - The second item to compare.

Returns:

[int] The result of the comparison as described by the Comparator interface contract.