Package org.apache.naming.factory
Class FactoryBase
- java.lang.Object
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- org.apache.naming.factory.FactoryBase
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- All Implemented Interfaces:
javax.naming.spi.ObjectFactory
- Direct Known Subclasses:
EjbFactory,ResourceEnvFactory,ResourceFactory,TransactionFactory
public abstract class FactoryBase extends java.lang.Object implements javax.naming.spi.ObjectFactoryAbstract base class that provides common functionality required by sub-classes. This class exists primarily to reduce code duplication.
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Constructor Summary
Constructors Constructor Description FactoryBase()
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected abstract javax.naming.spi.ObjectFactorygetDefaultFactory(javax.naming.Reference ref)If a default factory is available for the given reference type, create the default factory.protected abstract java.lang.ObjectgetLinked(javax.naming.Reference ref)If this reference is a link to another JNDI object, obtain that object.java.lang.ObjectgetObjectInstance(java.lang.Object obj, javax.naming.Name name, javax.naming.Context nameCtx, java.util.Hashtable<?,?> environment)Creates a new object instance.protected abstract booleanisReferenceTypeSupported(java.lang.Object obj)Determines if this factory supports processing the provided reference object.
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Method Detail
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getObjectInstance
public final java.lang.Object getObjectInstance(java.lang.Object obj, javax.naming.Name name, javax.naming.Context nameCtx, java.util.Hashtable<?,?> environment) throws java.lang.ExceptionCreates a new object instance.- Specified by:
getObjectInstancein interfacejavax.naming.spi.ObjectFactory- Parameters:
obj- The reference object describing the object to create- Throws:
java.lang.Exception
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isReferenceTypeSupported
protected abstract boolean isReferenceTypeSupported(java.lang.Object obj)
Determines if this factory supports processing the provided reference object.- Parameters:
obj- The object to be processed- Returns:
trueif this factory can process the object, otherwisefalse
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getDefaultFactory
protected abstract javax.naming.spi.ObjectFactory getDefaultFactory(javax.naming.Reference ref) throws javax.naming.NamingExceptionIf a default factory is available for the given reference type, create the default factory.- Parameters:
ref- The reference object to be processed- Returns:
- The default factory for the given reference object or
nullif no default factory exists. - Throws:
javax.naming.NamingException- If the default factory cannot be created
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getLinked
protected abstract java.lang.Object getLinked(javax.naming.Reference ref) throws javax.naming.NamingExceptionIf this reference is a link to another JNDI object, obtain that object.- Parameters:
ref- The reference object to be processed- Returns:
- The linked object or
nullif linked objects are not supported by or not configured for this reference object - Throws:
javax.naming.NamingException- Error accessing linked object
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