Condition (xdi2-core 0.7.2 API)

java.lang.Object
- xdi2.core.features.policy.condition.Condition

All Implemented Interfaces:

Serializable, Comparable<Condition>

Direct Known Subclasses:

EqualsCondition, GenericCondition, GreaterCondition, IsCondition, LesserCondition, MatchesCondition
```
public abstract class Condition
extends Object
implements Serializable, Comparable<Condition>
```
An XDI condition, represented as a statement.

Author:

markus

See Also:
Serialized Form

Constructor Summary

Constructors
Modifier Constructor and Description

protected Condition(XDIStatement XDIstatement)

Constructors
Modifier	Constructor and Description
`protected`	`Condition(XDIStatement XDIstatement)`

Method Summary

Methods
Modifier and Type	Method and Description
`static Condition`	`castCondition(Condition condition)` Factory method that casts a Condition to the right subclass, e.g. to a EqualsCondition.
`int`	`compareTo(Condition other)`
`boolean`	`equals(Object object)`
`Boolean`	`evaluate(PolicyEvaluationContext policyEvaluationContext)` Checks if the XDI condition evaluates to true or false.
`protected abstract Boolean`	`evaluateInternal(PolicyEvaluationContext policyEvaluationContext)`
`static Condition`	`fromStatement(XDIStatement XDIstatement)` Factory method that creates an XDI condition bound to a given statement.
`XDIStatement`	`getXDIStatement()` Returns the underlying statement to which this XDI condition is bound.
`int`	`hashCode()`
`static boolean`	`isValid(XDIStatement XDIstatement)` Checks if a statement is a valid XDI condition.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Condition
```
protected Condition(XDIStatement XDIstatement)
```
- Method Detail
  - isValid
```
public static boolean isValid(XDIStatement XDIstatement)
```
    Checks if a statement is a valid XDI condition.
    
    Parameters:
    XDIstatement - The statement to check.
    
    Returns:
    True if the statement is a valid XDI condition.
  - fromStatement
```
public static Condition fromStatement(XDIStatement XDIstatement)
```
    Factory method that creates an XDI condition bound to a given statement.
    
    Parameters:
    XDIstatement - The statement that is an XDI condition.
    
    Returns:
    The XDI condition.
  - castCondition
```
public static Condition castCondition(Condition condition)
```
    Factory method that casts a Condition to the right subclass, e.g. to a EqualsCondition.
    
    Parameters:
    condition - The Condition to be cast.
    
    Returns:
    The casted Condition.
  - getXDIStatement
```
public XDIStatement getXDIStatement()
```
    Returns the underlying statement to which this XDI condition is bound.
    
    Returns:
    A statement that represents the XDI condition.
  - evaluate
```
public final Boolean evaluate(PolicyEvaluationContext policyEvaluationContext)
```
    Checks if the XDI condition evaluates to true or false.
    
    Parameters:
    policyEvaluationContext - A context for evaluating an XDI policy.
    
    Returns:
    True or false.
  - evaluateInternal
```
protected abstract Boolean evaluateInternal(PolicyEvaluationContext policyEvaluationContext)
```
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - equals
```
public boolean equals(Object object)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - compareTo
```
public int compareTo(Condition other)
```
    Specified by:
    
    compareTo in interface Comparable<Condition>

Class Condition

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Condition

Method Detail

isValid

fromStatement

castCondition

getXDIStatement

evaluate

evaluateInternal

toString

equals

hashCode

compareTo