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oracle.dms.table
Class RowComparator

java.lang.Object
oracle.dms.table.NameSupport
oracle.dms.table.RowComparator

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Comparable, java.util.Comparator, Name

public class RowComparator

extends NameSupport

implements java.util.Comparator

A RowComparator compares Rows by the values of the given column.

Since:

Oracle Application Server 10g (10.1.3)

See Also:

Serialized Form

Constructor Summary

RowComparator(java.lang.String name, boolean isAscending)
Creates an RowComparator.

Method Summary

int	compare(java.lang.Object obj1, java.lang.Object obj2) Compares two Rows for order.

Methods inherited from class oracle.dms.table.NameSupport

compareTo, getName

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

Constructor Detail

RowComparator

public RowComparator(java.lang.String name,
                     boolean isAscending)

Creates an RowComparator. This RowComparator is able to order Row according to the values of the given column.

Parameters:

name - Column name.

isAscending - true to order in the ascending order.

Since:

Oracle Application Server 10g (10.1.3)

Method Detail

compare

public int compare(java.lang.Object obj1,
                   java.lang.Object obj2)

Compares two Rows for order. Returns a negative integer, zero, or a positive integer as the value of the column in the first Row is less than, equal to, or greater than the one in the second Row.

Specified by:

compare in interface java.util.Comparator

Parameters:

obj1 - the first Row to be compared.

obj2 - the second Row to be compared.

Returns:

a negative integer, zero, or a positive integer as the value of the column in the first Row is less than, equal to, or greater than the one in the second Row.

Throws:

java.lang.ClassCastException - if any of the arguments is not Row

Since:

Oracle Application Server 10g (10.1.3)

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