org.archive.crawler.deciderules
Class ExternalImplDecideRule

java.lang.Object
  javax.management.Attribute
      org.archive.crawler.settings.Type
          org.archive.crawler.settings.ComplexType
              org.archive.crawler.settings.ModuleType
                  org.archive.crawler.deciderules.DecideRule
                      org.archive.crawler.deciderules.ConfiguredDecideRule
                          org.archive.crawler.deciderules.PredicatedDecideRule
                              org.archive.crawler.deciderules.ExternalImplDecideRule

All Implemented Interfaces:

java.io.Serializable, javax.management.DynamicMBean

public class ExternalImplDecideRule
extends PredicatedDecideRule

A rule that can be configured to take alternate implementations of the ExternalImplInterface. If no implementation specified, or none found, returns configured decision.

Version:

$Date: 2007-02-18 21:53:01 +0000 (Sun, 18 Feb 2007) $, $Revision: 4914 $

Author:

stack

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.archive.crawler.settings.ComplexType

ComplexType.MBeanAttributeInfoIterator

Field Summary

(package private) static java.lang.String

ATTR_IMPLEMENTATION

Fields inherited from class org.archive.crawler.deciderules.ConfiguredDecideRule

ALLOWED_TYPES, ATTR_DECISION

Fields inherited from class org.archive.crawler.deciderules.DecideRule

ACCEPT, PASS, REJECT

Fields inherited from class org.archive.crawler.settings.ComplexType

definition, definitionMap

Constructor Summary

ExternalImplDecideRule(java.lang.String name)

Method Summary

protected boolean	evaluate(java.lang.Object obj)
protected ExternalImplInterface	getConfiguredImplementation(java.lang.Object o) Get implementation, if one specified.

Methods inherited from class org.archive.crawler.deciderules.PredicatedDecideRule

decisionFor

Methods inherited from class org.archive.crawler.deciderules.ConfiguredDecideRule

singlePossibleNonPassDecision

Methods inherited from class org.archive.crawler.deciderules.DecideRule

getController, kickUpdate

Methods inherited from class org.archive.crawler.settings.ModuleType

addElement, listUsedFiles

Methods inherited from class org.archive.crawler.settings.ComplexType

addElementToDefinition, checkValue, earlyInitialize, getAbsoluteName, getAttribute, getAttribute, getAttribute, getAttributeInfo, getAttributeInfo, getAttributeInfoIterator, getAttributes, getDataContainerRecursive, getDataContainerRecursive, getDefaultValue, getDescription, getElementFromDefinition, getLegalValues, getLocalAttribute, getMBeanInfo, getMBeanInfo, getParent, getPreservedFields, getSettingsHandler, getUncheckedAttribute, getValue, globalSettings, invoke, isInitialized, isOverridden, iterator, removeElementFromDefinition, setAsOrder, setAttribute, setAttribute, setAttributes, setDescription, setPreservedFields, toString, unsetAttribute

Methods inherited from class org.archive.crawler.settings.Type

addConstraint, equals, getConstraints, getLegalValueType, isExpertSetting, isOverrideable, isTransient, setExpertSetting, setLegalValueType, setOverrideable, setTransient

Methods inherited from class javax.management.Attribute

getName, hashCode

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

ATTR_IMPLEMENTATION

static final java.lang.String ATTR_IMPLEMENTATION

See Also:

Constant Field Values

Constructor Detail

ExternalImplDecideRule

public ExternalImplDecideRule(java.lang.String name)

Parameters:

name - Name of this rule.

Method Detail

evaluate

protected boolean evaluate(java.lang.Object obj)

Specified by:

evaluate in class PredicatedDecideRule

getConfiguredImplementation

protected ExternalImplInterface getConfiguredImplementation(java.lang.Object o)

Get implementation, if one specified. If none specified, will keep trying to find one. Will be messy if the provided class is not-instantiable or not implementation of ExternalImplInterface.

Parameters:

o - A context object.

Returns:

Instance of ExternalImplInterface or null.