import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
-import com.google.common.annotations.Beta;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
-import com.google.common.collect.ImmutableSet;
-import com.google.common.collect.ImmutableSet.Builder;
-import com.google.common.util.concurrent.ListenableFuture;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
import java.util.Optional;
-import java.util.ServiceLoader;
import java.util.concurrent.TimeUnit;
import org.eclipse.jdt.annotation.NonNull;
-import org.opendaylight.yangtools.util.ClassLoaderUtils;
import org.opendaylight.yangtools.yang.binding.Action;
-import org.opendaylight.yangtools.yang.binding.Augmentable;
import org.opendaylight.yangtools.yang.binding.Augmentation;
import org.opendaylight.yangtools.yang.binding.BaseIdentity;
-import org.opendaylight.yangtools.yang.binding.BindingContract;
import org.opendaylight.yangtools.yang.binding.ChildOf;
import org.opendaylight.yangtools.yang.binding.DataContainer;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.Notification;
-import org.opendaylight.yangtools.yang.binding.Rpc;
-import org.opendaylight.yangtools.yang.binding.RpcService;
-import org.opendaylight.yangtools.yang.binding.YangModelBindingProvider;
import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
import org.opendaylight.yangtools.yang.binding.contract.Naming;
import org.opendaylight.yangtools.yang.common.QName;
.weakKeys()
.expireAfterAccess(60, TimeUnit.SECONDS)
.build(new ClassToQNameLoader());
- private static final LoadingCache<ClassLoader, ImmutableSet<YangModuleInfo>> MODULE_INFO_CACHE =
- CacheBuilder.newBuilder().weakKeys().weakValues().build(
- new CacheLoader<ClassLoader, ImmutableSet<YangModuleInfo>>() {
- @Override
- public ImmutableSet<YangModuleInfo> load(final ClassLoader key) {
- return loadModuleInfos(key);
- }
- });
private BindingReflections() {
// Hidden on purpose
}
- /**
- * Find augmentation target class from concrete Augmentation class. This method uses first generic argument of
- * implemented {@link Augmentation} interface.
- *
- * @param augmentation
- * {@link Augmentation} subclass for which we want to determine
- * augmentation target.
- * @return Augmentation target - class which augmentation provides additional extensions.
- */
- public static Class<? extends Augmentable<?>> findAugmentationTarget(
- final Class<? extends Augmentation<?>> augmentation) {
- final Optional<Class<Augmentable<?>>> opt = ClassLoaderUtils.findFirstGenericArgument(augmentation,
- Augmentation.class);
- return opt.orElse(null);
- }
-
/**
* Returns a QName associated to supplied type.
*
return CLASS_TO_QNAME.getUnchecked(dataType).orElse(null);
}
- /**
- * Checks if method is RPC invocation.
- *
- * @param possibleMethod
- * Method to check
- * @return true if method is RPC invocation, false otherwise.
- */
- public static boolean isRpcMethod(final Method possibleMethod) {
- return possibleMethod != null && RpcService.class.isAssignableFrom(possibleMethod.getDeclaringClass())
- && ListenableFuture.class.isAssignableFrom(possibleMethod.getReturnType())
- // length <= 2: it seemed to be impossible to get correct RpcMethodInvoker because of
- // resolveRpcInputClass() check.While RpcMethodInvoker counts with one argument for
- // non input type and two arguments for input type, resolveRpcInputClass() counting
- // with zero for non input and one for input type
- && possibleMethod.getParameterCount() <= 2;
- }
-
public static @NonNull QName getQName(final BaseIdentity identity) {
- return getContractQName(identity);
- }
-
- public static @NonNull QName getQName(final Rpc<?, ?> rpc) {
- return getContractQName(rpc);
- }
-
- private static @NonNull QName getContractQName(final BindingContract<?> contract) {
- return CLASS_TO_QNAME.getUnchecked(contract.implementedInterface())
- .orElseThrow(() -> new IllegalStateException("Failed to resolve QName of " + contract));
- }
-
- /**
- * Returns root package name for supplied package.
- *
- * @param pkg Package for which find model root package.
- * @deprecated Use {@link Naming#getModelRootPackageName(String)} instead.
- */
- @Deprecated(since = "11.0.3", forRemoval = true)
- public static String getModelRootPackageName(final Package pkg) {
- return getModelRootPackageName(pkg.getName());
- }
-
- /**
- * Returns root package name for supplied package name.
- *
- * @param name Package for which find model root package.
- * @return Package of model root.
- * @deprecated Use {@link Naming#getModelRootPackageName(String)} instead.
- */
- @Deprecated(since = "11.0.3", forRemoval = true)
- public static String getModelRootPackageName(final String name) {
- checkArgument(name != null, "Package name should not be null.");
- return Naming.getModelRootPackageName(name);
+ return CLASS_TO_QNAME.getUnchecked(identity.implementedInterface())
+ .orElseThrow(() -> new IllegalStateException("Failed to resolve QName of " + identity));
}
public static QNameModule getQNameModule(final Class<?> clz) {
* @param cls data object class
* @return Instance of {@link YangModuleInfo} associated with model, from which this class was derived.
*/
- public static @NonNull YangModuleInfo getModuleInfo(final Class<?> cls) {
- final String packageName = Naming.getModelRootPackageName(cls.getPackage().getName());
- final String potentialClassName = getModuleInfoClassName(packageName);
+ private static @NonNull YangModuleInfo getModuleInfo(final Class<?> cls) {
+ final String potentialClassName = Naming.getModelRootPackageName(cls.getPackage().getName()) + "."
+ + Naming.MODULE_INFO_CLASS_NAME;
final Class<?> moduleInfoClass;
try {
moduleInfoClass = cls.getClassLoader().loadClass(potentialClassName);
return (YangModuleInfo) infoInstance;
}
- public static @NonNull String getModuleInfoClassName(final String packageName) {
- return packageName + "." + Naming.MODULE_INFO_CLASS_NAME;
- }
-
/**
* Check if supplied class is derived from YANG model.
*
return cls.getName().startsWith(Naming.PACKAGE_PREFIX);
}
- /**
- * Checks if supplied method is callback for notifications.
- *
- * @param method method to check
- * @return true if method is notification callback.
- */
- public static boolean isNotificationCallback(final Method method) {
- checkArgument(method != null);
- if (method.getName().startsWith("on") && method.getParameterCount() == 1) {
- Class<?> potentialNotification = method.getParameterTypes()[0];
- if (isNotification(potentialNotification)
- && method.getName().equals("on" + potentialNotification.getSimpleName())) {
- return true;
- }
- }
- return false;
- }
-
- /**
- * Checks is supplied class is a {@link Notification}.
- *
- * @param potentialNotification class to examine
- * @return True if the class represents a Notification.
- */
- @VisibleForTesting
- static boolean isNotification(final Class<?> potentialNotification) {
- checkArgument(potentialNotification != null, "potentialNotification must not be null.");
- return Notification.class.isAssignableFrom(potentialNotification);
- }
-
- /**
- * Loads {@link YangModuleInfo} infos available on supplied classloader.
- *
- * <p>
- * {@link YangModuleInfo} are discovered using {@link ServiceLoader} for {@link YangModelBindingProvider}.
- * {@link YangModelBindingProvider} are simple classes which holds only pointers to actual instance
- * {@link YangModuleInfo}.
- *
- * <p>
- * When {@link YangModuleInfo} is available, all dependencies are recursively collected into returning set by
- * collecting results of {@link YangModuleInfo#getImportedModules()}.
- *
- * <p>
- * Consider using {@link #cacheModuleInfos(ClassLoader)} if the classloader is known to be immutable.
- *
- * @param loader Classloader for which {@link YangModuleInfo} should be retrieved.
- * @return Set of {@link YangModuleInfo} available for supplied classloader.
- */
- public static @NonNull ImmutableSet<YangModuleInfo> loadModuleInfos(final ClassLoader loader) {
- Builder<YangModuleInfo> moduleInfoSet = ImmutableSet.builder();
- ServiceLoader<YangModelBindingProvider> serviceLoader = ServiceLoader.load(YangModelBindingProvider.class,
- loader);
- for (YangModelBindingProvider bindingProvider : serviceLoader) {
- YangModuleInfo moduleInfo = bindingProvider.getModuleInfo();
- checkState(moduleInfo != null, "Module Info for %s is not available.", bindingProvider.getClass());
- collectYangModuleInfo(bindingProvider.getModuleInfo(), moduleInfoSet);
- }
- return moduleInfoSet.build();
- }
-
- /**
- * Loads {@link YangModuleInfo} instances available on supplied {@link ClassLoader}, assuming the set of available
- * information does not change. Subsequent accesses may return cached values.
- *
- * <p>
- * {@link YangModuleInfo} are discovered using {@link ServiceLoader} for {@link YangModelBindingProvider}.
- * {@link YangModelBindingProvider} are simple classes which holds only pointers to actual instance
- * {@link YangModuleInfo}.
- *
- * <p>
- * When {@link YangModuleInfo} is available, all dependencies are recursively collected into returning set by
- * collecting results of {@link YangModuleInfo#getImportedModules()}.
- *
- * @param loader Class loader for which {@link YangModuleInfo} should be retrieved.
- * @return Set of {@link YangModuleInfo} available for supplied classloader.
- */
- @Beta
- public static @NonNull ImmutableSet<YangModuleInfo> cacheModuleInfos(final ClassLoader loader) {
- return MODULE_INFO_CACHE.getUnchecked(loader);
- }
-
- private static void collectYangModuleInfo(final YangModuleInfo moduleInfo,
- final Builder<YangModuleInfo> moduleInfoSet) {
- moduleInfoSet.add(moduleInfo);
- for (YangModuleInfo dependency : moduleInfo.getImportedModules()) {
- collectYangModuleInfo(dependency, moduleInfoSet);
- }
- }
-
/**
* Checks if supplied class represents RPC Input / RPC Output.
*
* Class to be checked
* @return true if class represents RPC Input or RPC Output class.
*/
- public static boolean isRpcType(final Class<? extends DataObject> targetType) {
+ @VisibleForTesting
+ static boolean isRpcType(final Class<? extends DataObject> targetType) {
return DataContainer.class.isAssignableFrom(targetType)
&& !ChildOf.class.isAssignableFrom(targetType)
&& !Notification.class.isAssignableFrom(targetType)
&& (targetType.getName().endsWith("Input") || targetType.getName().endsWith("Output"));
}
- private static class ClassToQNameLoader extends CacheLoader<Class<?>, Optional<QName>> {
+ private static final class ClassToQNameLoader extends CacheLoader<Class<?>, Optional<QName>> {
@Override
public Optional<QName> load(@SuppressWarnings("NullableProblems") final Class<?> key) throws Exception {
Code Review / mdsal.git / blobdiff