org.ujoframework.criterion
Class ValueCriterion<UJO extends Ujo>

java.lang.Object
  org.ujoframework.criterion.Criterion<UJO>
      org.ujoframework.criterion.ValueCriterion<UJO>

public class ValueCriterion<UJO extends Ujo>
extends Criterion<UJO>

The value criterion implementation.

Since:

0.90

Author:

Pavel Ponec

Field Summary

static Criterion<Ujo>	FALSE False constant criterion
static Criterion<Ujo>	TRUE True constant criterion
protected java.lang.Object	value

Constructor Summary

ValueCriterion(boolean value)
Creante an Criterion constant

ValueCriterion(UjoProperty<UJO,? extends java.lang.Object> property, Operator operator, java.lang.Object value)
An undefined operator (null) is replaced by EQ.

ValueCriterion(UjoProperty<UJO,? extends java.lang.Object> property, Operator operator, UjoProperty<UJO,java.lang.Object> value)
An undefined operator (null) is replaced by EQ.

Method Summary

protected int	compare(java.lang.Comparable o1, java.lang.Comparable o2) Compare two object
boolean	evaluate(UJO ujo)
UjoProperty	getLeftNode() Returns the left node of the parrent
Operator	getOperator() Returns an operator
java.lang.Object	getRightNode() Returns the right node of the parrent
boolean	isConstant() Is the criterion result independent on the bean object?
boolean	isInsensitive() Is the operator insensitive.
protected void	makeCharSequenceTest(java.lang.Object value) Test a value is instance of CharSequence or a type UjoProperty is type of CharSequence.
java.lang.String	toString()

Methods inherited from class org.ujoframework.criterion.Criterion

and, isBinary, join, newInstance, newInstance, newInstance, newInstance, newInstance, newInstance, newInstanceFalse, newInstanceTrue, not, or

Methods inherited from class java.lang.Object

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

Field Detail

TRUE

public static final Criterion<Ujo> TRUE

True constant criterion

FALSE

public static final Criterion<Ujo> FALSE

False constant criterion

value

protected final java.lang.Object value

Constructor Detail

ValueCriterion

public ValueCriterion(boolean value)

Creante an Criterion constant

ValueCriterion

public ValueCriterion(UjoProperty<UJO,? extends java.lang.Object> property,
                      Operator operator,
                      UjoProperty<UJO,java.lang.Object> value)

An undefined operator (null) is replaced by EQ.

ValueCriterion

public ValueCriterion(UjoProperty<UJO,? extends java.lang.Object> property,
                      Operator operator,
                      java.lang.Object value)

An undefined operator (null) is replaced by EQ.

Method Detail

getLeftNode

public final UjoProperty getLeftNode()

Returns the left node of the parrent

Specified by:

getLeftNode in class Criterion<UJO extends Ujo>

getRightNode

public final java.lang.Object getRightNode()

Returns the right node of the parrent

Specified by:

getRightNode in class Criterion<UJO extends Ujo>

getOperator

public final Operator getOperator()

Returns an operator

Specified by:

getOperator in class Criterion<UJO extends Ujo>

evaluate

public boolean evaluate(UJO ujo)

Specified by:

evaluate in class Criterion<UJO extends Ujo>

makeCharSequenceTest

protected void makeCharSequenceTest(java.lang.Object value)
                             throws java.lang.IllegalArgumentException

Test a value is instance of CharSequence or a type UjoProperty is type of CharSequence. If property is not valid than throw Exception.

Throws:

java.lang.IllegalArgumentException

compare

protected int compare(java.lang.Comparable o1,
                      java.lang.Comparable o2)

Compare two object

isInsensitive

public boolean isInsensitive()

Is the operator insensitive.

isConstant

public final boolean isConstant()

Is the criterion result independent on the bean object?

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object