net.sf.ehcache.search.attribute
Class JavaBeanAttributeExtractor
java.lang.Object
net.sf.ehcache.search.attribute.JavaBeanAttributeExtractor
- All Implemented Interfaces:
- Serializable, AttributeExtractor
public class JavaBeanAttributeExtractor
- extends Object
- implements AttributeExtractor
Extracts a search attribute determining the value as a javabean property on either
the key or the value. If the property exists on both the key and the value an exception is thrown
- Author:
- teck
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
JavaBeanAttributeExtractor
public JavaBeanAttributeExtractor(String beanProperty)
- Constructor
- Parameters:
beanProperty
- the bean property name to extract
attributeFor
public Object attributeFor(Element element,
String attributeName)
throws AttributeExtractorException
- Extract the attribute value. The instance returned from this method must
be one of:
- java.lang.Boolean
- java.lang.Byte
- java.lang.Character
- java.lang.Double
- java.lang.Float
- java.lang.Integer
- java.lang.Long
- java.lang.Short
- java.lang.String
- java.util.Date
- java.sql.Date
- java.lang.Enum
NOTE: null is a legal return here as well indicating that this attribute will not be available for the given element
- Specified by:
attributeFor
in interface AttributeExtractor
- Parameters:
element
- the cache element to inspectattributeName
- the name of the requested attribute
- Returns:
- the attribute value
- Throws:
AttributeExtractorException
- if the attribute cannot be found or extracted
Copyright 2001-2014, Terracotta, Inc.