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## org.apache.cayenne.jpa.conf
Class UnitLoader

    java.lang.Object
      org.apache.cayenne.jpa.conf.UnitLoader

    public class UnitLoader

extends Object

A class that locates persistent units in the environment and loads their definitions.

Author:
  Andrus Adamchik

Field Summary
`protected UnitDescriptorParser` | `parser`

Constructor Summary
`UnitLoader(boolean validateDescriptors)`

Method Summary
`JpaUnit` | `loadUnit(String persistenceUnitName)` Loads PersistenceUnitInfo from standard locations.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### parser

    protected UnitDescriptorParser parser

Constructor Detail

### UnitLoader

    public UnitLoader(boolean validateDescriptors)

Method Detail

### loadUnit

    public JpaUnit loadUnit(String persistenceUnitName)

  Loads PersistenceUnitInfo from standard locations. Returns null if no persistent unit with requested name is found.

  Implementation note: the loader performs no local caching of unit data. It will scan all available peristence unit descriptors every time this method is called.

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