HHH-15598 Remove InstrumentedClassLoader, demote ByteCodeHelper to test helper

hibernate-core/src/main/java/org/hibernate/bytecode/spi/InstrumentedClassLoader.java

@@ -1,64 +0,0 @@
-/*
- * Hibernate, Relational Persistence for Idiomatic Java
- *
- * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
- * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
- */
-package org.hibernate.bytecode.spi;
-
-import java.io.InputStream;
-
-/**
- * A specialized ClassLoader which performs bytecode enhancement on class definitions as they are loaded
- * into the ClassLoader scope.
- *
- * @author Emmanuel Bernard
- * @author Steve Ebersole
- */
-public class InstrumentedClassLoader extends ClassLoader {
-	private final ClassTransformer classTransformer;
-
-	/**
-	 * Constructs an InstrumentedClassLoader.
-	 *
-	 * @param parent The parent ClassLoader
-	 * @param classTransformer The transformer to use for applying enhancement
-	 */
-	public InstrumentedClassLoader(ClassLoader parent, ClassTransformer classTransformer) {
-		super( parent );
-		this.classTransformer = classTransformer;
-	}
-
-	@Override
-	public Class loadClass(String name) throws ClassNotFoundException {
-		if ( name.startsWith( "java." ) || classTransformer == null ) {
-			return getParent().loadClass( name );
-		}
-
-		final Class c = findLoadedClass( name );
-		if ( c != null ) {
-			return c;
-		}
-
-		final InputStream is = this.getResourceAsStream( name.replace( '.', '/' ) + ".class" );
-		if ( is == null ) {
-			throw new ClassNotFoundException( name + " not found" );
-		}
-
-		try {
-			final byte[] originalBytecode = ByteCodeHelper.readByteCode( is );
-			final byte[] transformedBytecode = classTransformer.transform( getParent(), name, null, null, originalBytecode );
-			if ( transformedBytecode == null ) {
-				// no transformations took place, so handle it as we would a
-				// non-instrumented class
-				return getParent().loadClass( name );
-			}
-			else {
-				return defineClass( name, transformedBytecode, 0, transformedBytecode.length );
-			}
-		}
-		catch ( Throwable t ) {
-			throw new ClassNotFoundException( name + " not found", t );
-		}
-	}
-}