1 /*
   2  * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.bind.v2.runtime.reflect.opt;
  27 
  28 import java.io.InputStream;
  29 import java.util.logging.Level;
  30 import java.util.logging.Logger;
  31 
  32 import com.sun.xml.internal.bind.Util;
  33 import com.sun.xml.internal.bind.v2.bytecode.ClassTailor;
  34 
  35 /**
  36  * @author Kohsuke Kawaguchi
  37  */
  38 class AccessorInjector {
  39 
  40     private static final Logger logger = Util.getClassLogger();
  41 
  42     protected static final boolean noOptimize = Runtime.version().major() >= 9 ||
  43         Util.getSystemProperty(ClassTailor.class.getName()+".noOptimize")!=null;
  44 
  45     static {
  46         if(noOptimize)
  47             logger.info("The optimized code generation is disabled");
  48     }
  49 
  50     /**
  51      * Loads the optimized class and returns it.
  52      *
  53      * @return null
  54      *      if it fails for some reason.
  55      */
  56     public static Class<?> prepare(
  57         Class beanClass, String templateClassName, String newClassName, String... replacements ) {
  58 
  59         if(noOptimize)
  60             return null;
  61 
  62         try {

   1 /*
   2  * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.xml.internal.bind.v2.runtime.reflect.opt;
  27 
  28 import java.io.InputStream;
  29 import java.util.logging.Level;
  30 import java.util.logging.Logger;
  31 
  32 import com.sun.xml.internal.bind.Util;
  33 import com.sun.xml.internal.bind.v2.bytecode.ClassTailor;
  34 
  35 /**
  36  * @author Kohsuke Kawaguchi
  37  */
  38 class AccessorInjector {
  39 
  40     private static final Logger logger = Util.getClassLogger();
  41 
  42     protected static final boolean noOptimize =
  43         Util.getSystemProperty(ClassTailor.class.getName()+".noOptimize")!=null;
  44 
  45     static {
  46         if(noOptimize)
  47             logger.info("The optimized code generation is disabled");
  48     }
  49 
  50     /**
  51      * Loads the optimized class and returns it.
  52      *
  53      * @return null
  54      *      if it fails for some reason.
  55      */
  56     public static Class<?> prepare(
  57         Class beanClass, String templateClassName, String newClassName, String... replacements ) {
  58 
  59         if(noOptimize)
  60             return null;
  61 
  62         try {