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Posted to commits@cayenne.apache.org by aa...@apache.org on 2006/10/10 16:01:18 UTC

svn commit: r454745 - /incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java

Author: aadamchik
Date: Tue Oct 10 07:01:17 2006
New Revision: 454745

URL: http://svn.apache.org/viewvc?view=rev&rev=454745
Log:
CAY-684 - removing JPA-specific properties from CayenneAgent

Modified:
    incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java

Modified: incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java
URL: http://svn.apache.org/viewvc/incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java?view=diff&rev=454745&r1=454744&r2=454745
==============================================================================
--- incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java (original)
+++ incubator/cayenne/main/trunk/core/cayenne-jpa-agent/src/main/java/org/apache/cayenne/jpa/instrument/CayenneAgent.java Tue Oct 10 07:01:17 2006
@@ -22,63 +22,25 @@
 import java.lang.instrument.Instrumentation;
 
 /**
- * An instrumentation agent that configures a
- * {@link org.apache.cayenne.jpa.spi.JpaUnitFactory} that will load JPA class
- * enhancers in the main Instrumentation instance.
+ * An agent that provides access to {@link Instrumentation} instance
  * <p>
- * To enable CayenneAgent (and hence class enhancers in the Java SE
- * environment), start the JVM with the "-javaagent:" option. E.g.:
+ * To enable CayenneAgent (and hence class enhancers in the Java SE environment), start
+ * the JVM with the "-javaagent:" option. E.g.:
  * 
- * <pre>
- * java -javaagent:/path/to/cayenne-jpa-agent-xxxx.jar org.example.Main
- * </pre>
+ * <pre>java -javaagent:/path/to/cayenne-agent-xxxx.jar org.example.Main</pre>
  * 
  * @author Andrus Adamchik
  */
 public class CayenneAgent {
 
-	// do not use the actual Java class to prevent dependencies from loading too
-	// early..;
-	// using a unit test to ensure that the factory name is valid.
-	static final String FACTORY_CLASS = "org.apache.cayenne.jpa.instrument.InstrumentingUnitFactory";
+    static Instrumentation instrumentation;
 
-	// duplicating JpaPersistenceProvider property constant to avoid premature
-	// loading of
-	// JPA classes.
-	static final String UNIT_FACTORY_PROPERTY = "org.apache.cayenne.jpa.jpaUnitFactory";
-
-	static Instrumentation instrumentation;
-
-	public static void premain(String agentArgs, Instrumentation instrumentation) {
-		System.out.println("*** CayenneAgent starting...");
-		CayenneAgent.instrumentation = instrumentation;
-
-		// TODO: andrus, 5/1/2006 - add explicit debugging option to the agent
-
-		// This can be used to debug enhancer:
-		// instrumentation.addTransformer(new ClassFileTransformer() {
-		//
-		// public byte[] transform(
-		// ClassLoader loader,
-		// String className,
-		// Class<?> classBeingRedefined,
-		// ProtectionDomain protectionDomain,
-		// byte[] classfileBuffer) throws IllegalClassFormatException {
-		//
-		// if (className.indexOf("jpa") > 0) {
-		// System.out.println("*** className..."
-		// + className
-		// + ", loader: "
-		// + loader);
-		// }
-		// return null;
-		// }
-		// });
-
-		System.setProperty(UNIT_FACTORY_PROPERTY, FACTORY_CLASS);
-	}
-
-	public static Instrumentation getInstrumentation() {
-		return instrumentation;
-	}
+    public static void premain(String agentArgs, Instrumentation instrumentation) {
+        System.out.println("*** CayenneAgent starting...");
+        CayenneAgent.instrumentation = instrumentation;
+    }
+
+    public static Instrumentation getInstrumentation() {
+        return instrumentation;
+    }
 }