Class FinderFromDfltClass
java.lang.Object
org.apache.commons.digester.plugins.RuleFinder
org.apache.commons.digester.plugins.strategies.FinderFromDfltClass
A rule-finding algorithm which looks for a method with a specific name
on a class whose name is derived from the plugin class name.
- Since:
- 1.6
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Field Summary
Fields -
Constructor Summary
ConstructorsConstructorDescriptionFinderFromDfltClass
(String rulesClassSuffix, String methodName) Create a rule-finder which invokes a method on a class whenever dynamic rules for a plugin need to be loaded. -
Method Summary
Modifier and TypeMethodDescriptionfindLoader
(Digester digester, Class<?> pluginClass, Properties p) If there exists a class whose name is the plugin class name + the suffix specified to the constructor, then load that class, locate the appropriate rules-adding method on that class, and return an object encapsulating that info.
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Field Details
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DFLT_RULECLASS_SUFFIX
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DFLT_METHOD_NAME
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Constructor Details
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FinderFromDfltClass
public FinderFromDfltClass() -
FinderFromDfltClass
Create a rule-finder which invokes a method on a class whenever dynamic rules for a plugin need to be loaded. See the findRules method for more info.- Parameters:
rulesClassSuffix
- must be non-null.methodName
- may be null.
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Method Details
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findLoader
public RuleLoader findLoader(Digester digester, Class<?> pluginClass, Properties p) throws PluginException If there exists a class whose name is the plugin class name + the suffix specified to the constructor, then load that class, locate the appropriate rules-adding method on that class, and return an object encapsulating that info.If there is no such class, then just return null.
The returned object (when non-null) will invoke the target method on the selected class whenever its addRules method is invoked. The target method is expected to have the following prototype:
public static void xxxxx(Digester d, String patternPrefix);
- Specified by:
findLoader
in classRuleFinder
- Throws:
PluginException
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