opendaylight/md-sal/sal-binding-broker/src/test/java/org/opendaylight/controller/md/sal/binding/test/AbstractSchemaAwareTest.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.controller.md.sal.binding.test;
   9
  10 import com.google.common.cache.CacheBuilder;
  11 import com.google.common.cache.CacheLoader;
  12 import com.google.common.cache.LoadingCache;
  13 import com.google.common.collect.ImmutableSet;
  14 import java.util.Set;
  15 import org.junit.Before;
  16 import org.opendaylight.mdsal.binding.generator.impl.ModuleInfoBackedContext;
  17 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
  18 import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
  19 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  20
  21 @Deprecated
  22 public abstract class AbstractSchemaAwareTest {
  23     private static final LoadingCache<ClassLoader, Set<YangModuleInfo>> MODULE_INFO_CACHE = CacheBuilder.newBuilder()
  24             .weakKeys().weakValues().build(new CacheLoader<ClassLoader, Set<YangModuleInfo>>() {
  25                 @Override
  26                 public Set<YangModuleInfo> load(final ClassLoader key) {
  27                     return BindingReflections.loadModuleInfos(key);
  28                 }
  29             });
  30     private static final LoadingCache<Set<YangModuleInfo>, SchemaContext> SCHEMA_CONTEXT_CACHE =
  31             CacheBuilder.newBuilder().weakValues().build(new CacheLoader<Set<YangModuleInfo>, SchemaContext>() {
  32                 @Override
  33                 public SchemaContext load(final Set<YangModuleInfo> key) {
  34                     final ModuleInfoBackedContext moduleContext = ModuleInfoBackedContext.create();
  35                     moduleContext.addModuleInfos(key);
  36                     return moduleContext.tryToCreateSchemaContext().get();
  37                 }
  38             });
  39
  40     protected Set<YangModuleInfo> getModuleInfos() throws Exception {
  41         return MODULE_INFO_CACHE.getUnchecked(Thread.currentThread().getContextClassLoader());
  42     }
  43
  44     protected SchemaContext getSchemaContext() throws Exception {
  45         // ImmutableSet guarantees non-null
  46         return SCHEMA_CONTEXT_CACHE.getUnchecked(ImmutableSet.copyOf(getModuleInfos()));
  47     }
  48
  49     @Before
  50     public final void setup() throws Exception {
  51         setupWithSchema(getSchemaContext());
  52     }
  53
  54     /**
  55      * Setups test with Schema context.
  56      * This method is called before {@link #setupWithSchemaService(SchemaService)}
  57      */
  58     protected abstract void setupWithSchema(SchemaContext context);
  59
  60 }