org.enhydra.dods.cache
Class Condition

java.lang.Object
  org.enhydra.dods.cache.Condition

public class Condition
extends java.lang.Object

This class stores one condition declared in WHERE part of SELECT clause.

Version:

2.0 15.06.2003.

Author:

Tanja Jovanovic

Field Summary

protected int	columnIndex Column index in the table.
protected java.lang.String	operator Operator (relation) of the condition.
protected java.lang.Object	value Value to which the column DO is compared against.

Constructor Summary

Condition(int colIndex, boolean value, java.lang.String oper)
Constructor (int, boolean, String).

Condition(int colIndex, double value, java.lang.String oper)
Constructor (int, double, String).

Condition(int colIndex, java.lang.Object value, java.lang.String oper)
Constructor (int, Object, String).

Method Summary

int	getColumnIndex() Returns column index.
java.lang.String	getOperator() Returns operator.
java.lang.Object	getValue() Returns column value.

Methods inherited from class java.lang.Object

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

Field Detail

columnIndex

protected int columnIndex

Column index in the table.

value

protected java.lang.Object value

Value to which the column DO is compared against.

operator

protected java.lang.String operator

Operator (relation) of the condition.

Constructor Detail

Condition

public Condition(int colIndex,
                 java.lang.Object value,
                 java.lang.String oper)

Constructor (int, Object, String).

Parameters:

colIndex - Index of the column whose value will be compared.

value - The value to compare against.

oper - Operator.

Condition

public Condition(int colIndex,
                 boolean value,
                 java.lang.String oper)

Constructor (int, boolean, String).

Parameters:

colIndex - Index of the column whose value will be compared.

value - The boolean value to compare against.

oper - Operator.

Condition

public Condition(int colIndex,
                 double value,
                 java.lang.String oper)

Constructor (int, double, String).

Parameters:

colIndex - Index of the column whose value will be compared.

value - The double value to compare against.

oper - Operator.

Method Detail

getColumnIndex

public int getColumnIndex()

Returns column index.

Returns:

Column index.

getValue

public java.lang.Object getValue()

Returns column value.

Returns:

Column value.

getOperator

public java.lang.String getOperator()

Returns operator.

Returns:

Operator.