code-generator/binding-generator-impl/src/main/java/org/opendaylight/yangtools/sal/binding/generator/impl/GeneratedClassLoadingStrategy.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.yangtools.sal.binding.generator.impl;
   9
  10 import org.opendaylight.yangtools.sal.binding.generator.api.ClassLoadingStrategy;
  11 import org.opendaylight.yangtools.sal.binding.generator.util.ClassLoaderUtils;
  12 import org.opendaylight.yangtools.sal.binding.model.api.Type;
  13
  14 public abstract class GeneratedClassLoadingStrategy implements ClassLoadingStrategy {
  15
  16     private static final GeneratedClassLoadingStrategy TCCL_STRATEGY = new TCCLClassLoadingStrategy();
  17
  18     private static final GeneratedClassLoadingStrategy ALWAYS_FAIL_STRATEGY = new GeneratedClassLoadingStrategy() {
  19
  20         @Override
  21         public Class<?> loadClass(String fullyQualifiedName) throws ClassNotFoundException {
  22             throw new ClassNotFoundException(fullyQualifiedName);
  23         }
  24     };
  25
  26     public Class<?> loadClass(Type type) throws ClassNotFoundException {
  27         return loadClass(type.getFullyQualifiedName());
  28     }
  29
  30     public abstract Class<?> loadClass(String fullyQualifiedName) throws ClassNotFoundException;
  31
  32     public static final GeneratedClassLoadingStrategy getTCCLClassLoadingStrategy() {
  33         return TCCL_STRATEGY;
  34     }
  35
  36     public static final GeneratedClassLoadingStrategy getAlwaysFailClassLoadingStrategy() {
  37         return ALWAYS_FAIL_STRATEGY;
  38     }
  39
  40     private static final class TCCLClassLoadingStrategy extends GeneratedClassLoadingStrategy {
  41
  42         @Override
  43         public Class<?> loadClass(String fullyQualifiedName) throws ClassNotFoundException {
  44             return ClassLoaderUtils.loadClassWithTCCL(fullyQualifiedName);
  45         }
  46     }
  47 }