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Juergen Hoeller
2014-01-13 22:25:34 +01:00
parent f7fc2cbc3b
commit 547646de6d
7 changed files with 46 additions and 102 deletions
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11
spring-orm/src/main/java/org/springframework/orm/jpa/persistenceunit/DefaultPersistenceUnitManager.java
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@@ -343,9 +343,11 @@ public class DefaultPersistenceUnitManager
/**
* Specify the Spring LoadTimeWeaver to use for class instrumentation according
* to the JPA class transformer contract.
* <p>It is not required to specify a LoadTimeWeaver: Most providers will be
* able to provide a subset of their functionality without class instrumentation
* as well, or operate with their VM agent specified on JVM startup.
* <p>It is not required to specify a LoadTimeWeaver: Most providers will be able
* to provide a subset of their functionality without class instrumentation as well,
* or operate with their own VM agent specified on JVM startup. Furthermore,
* DefaultPersistenceUnitManager falls back to an InstrumentationLoadTimeWeaver
* if Spring's agent-based instrumentation is available at runtime.
* <p>In terms of Spring-provided weaving options, the most important ones are
* InstrumentationLoadTimeWeaver, which requires a Spring-specific (but very general)
* VM agent specified on JVM startup, and ReflectiveLoadTimeWeaver, which interacts
@@ -355,7 +357,6 @@ public class DefaultPersistenceUnitManager
* such a shared LoadTimeWeaver (autodetecting the environment by default).
* @see org.springframework.instrument.classloading.InstrumentationLoadTimeWeaver
* @see org.springframework.instrument.classloading.ReflectiveLoadTimeWeaver
* @see org.springframework.instrument.classloading.tomcat.TomcatInstrumentableClassLoader
*/
@Override
public void setLoadTimeWeaver(LoadTimeWeaver loadTimeWeaver) {
@@ -486,7 +487,7 @@ public class DefaultPersistenceUnitManager
}
}
catch (IOException ex) {
throw new PersistenceException("Failed to scan classpath for unlisted classes", ex);
throw new PersistenceException("Failed to scan classpath for unlisted entity classes", ex);
}
}
}