org.apache.anteater.test.meta
Class VersionChecker

java.lang.Object
  |
  +--org.apache.anteater.test.meta.AbstractChecker
        |
        +--org.apache.anteater.test.meta.ExistenceChecker
              |
              +--org.apache.anteater.test.meta.VersionChecker

All Implemented Interfaces:

FeatureChecker

public class VersionChecker

extends ExistenceChecker

.

Version:

$Revision: 1.1 $ $Date: 2002/10/17 10:21:15 $

Author:

Jeff Turner

Field Summary

Fields inherited from class org.apache.anteater.test.meta.AbstractChecker

features

Constructor Summary

VersionChecker()

Method Summary

String	checkFeature(Feature f) Check whether this Anteater installation has a feature.
boolean	compatible(String required, String lower, String upper) Checks if the script version is supported.
String[]	getCheckedFeatures() Gets an array of names of features that the implementing FeatureChecker can process.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

VersionChecker

public VersionChecker()

Method Detail

getCheckedFeatures

public String[] getCheckedFeatures()

Description copied from interface: FeatureChecker

Gets an array of names of features that the implementing FeatureChecker can process.

Specified by:

getCheckedFeatures in interface FeatureChecker

Overrides:

getCheckedFeatures in class ExistenceChecker

checkFeature

public String checkFeature(Feature f)

Description copied from interface: FeatureChecker

Check whether this Anteater installation has a feature.

Specified by:

checkFeature in interface FeatureChecker

Overrides:

checkFeature in class ExistenceChecker

Parameters:

f - The feature we require.

Returns:

A String error message if the feature is missing, or null if the feature is present.

compatible

public boolean compatible(String required,
                          String lower,
                          String upper)

Checks if the script version is supported.

Parameters:

required - The script version

lower - The lowest version supported by this Anteater installation

upper - The highest version supported by this Anteater installation. Overstepping the upper bound is not necessarily a problem.

Returns:

Whether this Anteater can run this script.

toString

public String toString()

Overrides:

toString in class Object