org.olat.course.condition.operators
Class AbstractOperator

java.lang.Object
  org.olat.course.condition.operators.AbstractOperator

All Implemented Interfaces:

java.io.Serializable, Operator

Direct Known Subclasses:

AttributeEndswithOperator, AttributeStartswithOperator, EqualsOperator, GreaterThanEqualsOperator, GreaterThanOperator, HasAttributeOperator, HasNotAttributeOperator, IsInAttributeOperator, IsNotInAttributeOperator, LowerThanEqualsOperator, LowerThanOperator

public abstract class AbstractOperator
extends java.lang.Object
implements Operator

Description:
Abstract class for the operators in extended easy mode.

Initial Date: 23.10.2006

Author:

Lars Eberle (BPS Bildungsportal Sachsen GmbH)

See Also:

Serialized Form

Constructor Summary

AbstractOperator()

Method Summary

java.lang.String	buildExpression(java.lang.String attribute, java.lang.String value) Builds the expression using the given attribute and value and the operator (depending which class implements this method).
java.lang.String	buildSQLStatement(java.lang.String attribute, java.lang.String value) Builds the SQL statement using the given attribute and value and the operator.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.olat.course.condition.operators.Operator

getLabelKey, getOperator, getOperatorKey

Constructor Detail

AbstractOperator

public AbstractOperator()

Method Detail

buildExpression

public java.lang.String buildExpression(java.lang.String attribute,
                                        java.lang.String value)

Builds the expression using the given attribute and value and the operator (depending which class implements this method).

Specified by:

buildExpression in interface Operator

Parameters:

attribute -

value -

Returns:

an expression like

hasAttribute("attributeValue", "valueToBeTested")

buildSQLStatement

public java.lang.String buildSQLStatement(java.lang.String attribute,
                                          java.lang.String value)

Builds the SQL statement using the given attribute and value and the operator.

Specified by:

buildSQLStatement in interface Operator

Parameters:

attribute -

value -

Returns: