Package wt.query

Class CompositeWhereExpression

java.lang.Object

wt.query.CompositeWhereExpression

All Implemented Interfaces:

Externalizable, Serializable, Cloneable, WhereExpression

public class CompositeWhereExpression
extends Object
implements WhereExpression, Externalizable

This class represents a number of WHERE expressions connected using a logical operator (i.e. AND/OR).

Supported API: true

Extendable: false

See Also:

• Serialized Form

Field Summary

Fields inherited from interface wt.query.WhereExpression

FROM_INDICIES

Constructor Summary

Constructors

Constructor	Description
CompositeWhereExpression(LogicalOperator a_logicalOperator)	Constructs a CompositeWhereExpression.

Method Summary

Modifier and Type	Method	Description
void	append(WhereExpression a_whereExpression)	Appends the specified expression.
void	append(WhereExpression a_whereExpression, int[] a_fromIndicies)	Appends the specified expression.
int[]	getFromIndicies()	Gets the value of the attribute: fromIndicies; Indicies for all current expressions relative to a FromClause that will be used for validating and setting aliases when this compostie expression is appended to a statement.

Methods inherited from class java.lang.Object

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

Constructor Details

CompositeWhereExpression

public CompositeWhereExpression(LogicalOperator a_logicalOperator)

Constructs a CompositeWhereExpression.

Supported API: true

Parameters:

a_logicalOperator - Logical operator used to connect expressions

Method Details

append

public void append(WhereExpression a_whereExpression,
 int[] a_fromIndicies)

Appends the specified expression. The specified FROM indicies are applied to the specified WhereExpression.

Supported API: true

Parameters:

a_whereExpression - WhereExpression instance to append

a_fromIndicies - Indicies relative to a FromClause that will be used for validating and setting aliases when this expression is appended to a statement

append

public void append(WhereExpression a_whereExpression)

Appends the specified expression. The FROM indicies of the specified WhereExpression are applied to that WhereExpressionf.

Supported API: true

Parameters:

a_whereExpression - WhereExpression instance to append

getFromIndicies

public int[] getFromIndicies()

Gets the value of the attribute: fromIndicies; Indicies for all current expressions relative to a FromClause that will be used for validating and setting aliases when this compostie expression is appended to a statement.

Supported API: true

Specified by:

getFromIndicies in interface WhereExpression

Returns:

int[]