de.enough.polish.ant.requirements
Class Requirements

java.lang.Object
  de.enough.polish.ant.requirements.RequirementContainer
      de.enough.polish.ant.requirements.AndRelation
          de.enough.polish.ant.requirements.Requirements

All Implemented Interfaces:

DeviceFilter

public class Requirements
extends AndRelation

A list of requirements which each supported device needs to satisfy.

Copyright Enough Software 2004 - 2011

 history
        24-Jan-2004 - rob creation
 

Author:

Robert Virkus, robert@enough.de

Field Summary

Fields inherited from class de.enough.polish.ant.requirements.RequirementContainer

requiredIdentifiers

Constructor Summary

Requirements()
Creates a new device requirements list.

Requirements(Map buildProperties)
Cerates a new device requirements list.

Method Summary

Device[]	filterDevices(Device[] availableDevices) Filters the available devices and only returns those which satisfy all requirements.
boolean	isActive(BooleanEvaluator evaluator) Checks if this element should be used.
boolean	isActive(org.apache.tools.ant.Project project) Checks if this element should be used.
void	setIf(String ifExpr) Sets the ant-property which needs to be defined to allow the execution of this task.
void	setMessage(String message)
void	setUnless(String unlessExpr) Sets the ant-property which must not be defined to allow the execution of this task.

Methods inherited from class de.enough.polish.ant.requirements.AndRelation

isMet

Methods inherited from class de.enough.polish.ant.requirements.RequirementContainer

add, addConfiguredAnd, addConfiguredNand, addConfiguredNot, addConfiguredOr, addConfiguredRequirement, addConfiguredXor, addRequirement, getFilters, getRequiredIdentifiers

Methods inherited from class java.lang.Object

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

Constructor Detail

Requirements

public Requirements()

Creates a new device requirements list.

Requirements

public Requirements(Map buildProperties)

Cerates a new device requirements list.

Parameters:

buildProperties - the build properties

Method Detail

setMessage

public void setMessage(String message)

filterDevices

public Device[] filterDevices(Device[] availableDevices)

Filters the available devices and only returns those which satisfy all requirements.

Parameters:

availableDevices - array of all available devices.

Returns:

All devices which satisfy the requirements.

setIf

public void setIf(String ifExpr)

Sets the ant-property which needs to be defined to allow the execution of this task.

Parameters:

ifExpr - the ant-property which needs to be defined

setUnless

public void setUnless(String unlessExpr)

Sets the ant-property which must not be defined to allow the execution of this task.

Parameters:

unlessExpr - the ant-property which must not be defined

isActive

public boolean isActive(org.apache.tools.ant.Project project)

Checks if this element should be used.

Parameters:

project - The project to which this nested element belongs to.

Returns:

true when this element is valid

isActive

public boolean isActive(BooleanEvaluator evaluator)

Checks if this element should be used.

Parameters:

evaluator - the boolean evaluator.

Returns:

true when this element is valid