*/
package org.opendaylight.controller.config.manager.impl.dependencyresolver;
+import static java.lang.String.format;
+
+import java.util.HashSet;
+import java.util.LinkedHashSet;
+import java.util.Set;
+import javax.annotation.concurrent.GuardedBy;
+import javax.management.AttributeNotFoundException;
+import javax.management.InstanceNotFoundException;
+import javax.management.JMX;
+import javax.management.MBeanException;
+import javax.management.MBeanServer;
+import javax.management.ObjectName;
+import javax.management.ReflectionException;
import org.opendaylight.controller.config.api.DependencyResolver;
import org.opendaylight.controller.config.api.IdentityAttributeRef;
import org.opendaylight.controller.config.api.JmxAttribute;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import javax.annotation.concurrent.GuardedBy;
-import javax.management.ObjectName;
-import java.util.HashSet;
-import java.util.LinkedHashSet;
-import java.util.Set;
-
-import static java.lang.String.format;
-
/**
* Protect {@link org.opendaylight.controller.config.spi.Module#getInstance()}
* by creating proxy that would throw exception if those methods are called
* during validation. Tracks dependencies for ordering purposes.
*/
final class DependencyResolverImpl implements DependencyResolver,
- Comparable<DependencyResolverImpl> {
- private static final Logger logger = LoggerFactory.getLogger(DependencyResolverImpl.class);
+ Comparable<DependencyResolverImpl> {
+ private static final Logger LOGGER = LoggerFactory.getLogger(DependencyResolverImpl.class);
private final ModulesHolder modulesHolder;
private final ModuleIdentifier name;
private final Set<ModuleIdentifier> dependencies = new HashSet<>();
private final ServiceReferenceReadableRegistry readableRegistry;
private final CodecRegistry codecRegistry;
+ private final String transactionName;
+ private final MBeanServer mBeanServer;
DependencyResolverImpl(ModuleIdentifier currentModule,
TransactionStatus transactionStatus, ModulesHolder modulesHolder,
- ServiceReferenceReadableRegistry readableRegistry, CodecRegistry codecRegistry) {
+ ServiceReferenceReadableRegistry readableRegistry, CodecRegistry codecRegistry,
+ String transactionName, MBeanServer mBeanServer) {
this.codecRegistry = codecRegistry;
this.name = currentModule;
this.transactionStatus = transactionStatus;
this.modulesHolder = modulesHolder;
this.readableRegistry = readableRegistry;
+ this.transactionName = transactionName;
+ this.mBeanServer = mBeanServer;
}
/**
throw new NullPointerException(
"Parameter 'expectedServiceInterface' is null");
}
- if (jmxAttribute == null)
+ if (jmxAttribute == null) {
throw new NullPointerException("Parameter 'jmxAttribute' is null");
+ }
JmxAttributeValidationException.checkNotNull(dependentReadOnlyON,
"is null, expected dependency implementing "
- + expectedServiceInterface, jmxAttribute);
-
+ + expectedServiceInterface, jmxAttribute
+ );
// check that objectName belongs to this transaction - this should be
JmxAttributeValidationException.checkCondition(
hasTransaction == false,
format("ObjectName should not contain "
- + "transaction name. %s set to %s. ", jmxAttribute,
- dependentReadOnlyON), jmxAttribute);
+ + "transaction name. %s set to %s. ", jmxAttribute,
+ dependentReadOnlyON
+ ), jmxAttribute
+ );
- dependentReadOnlyON = translateServiceRefIfPossible(dependentReadOnlyON);
+ ObjectName newDependentReadOnlyON = translateServiceRefIfPossible(dependentReadOnlyON);
- ModuleIdentifier moduleIdentifier = ObjectNameUtil.fromON(dependentReadOnlyON, ObjectNameUtil
+ ModuleIdentifier moduleIdentifier = ObjectNameUtil.fromON(newDependentReadOnlyON, ObjectNameUtil
.TYPE_MODULE);
ModuleFactory foundFactory = modulesHolder.findModuleFactory(moduleIdentifier, jmxAttribute);
+ "Module name is %s : %s, expected service interface %s, dependent module ON %s , "
+ "attribute %s",
foundFactory.getImplementationName(), foundFactory,
- expectedServiceInterface, dependentReadOnlyON,
- jmxAttribute);
+ expectedServiceInterface, newDependentReadOnlyON,
+ jmxAttribute
+ );
throw new JmxAttributeValidationException(message, jmxAttribute);
}
synchronized (this) {
}
}
- // transalate from serviceref to module ON
+ // translate from serviceref to module ON
private ObjectName translateServiceRefIfPossible(ObjectName dependentReadOnlyON) {
- if (ObjectNameUtil.isServiceReference(dependentReadOnlyON)) {
- String serviceQName = ObjectNameUtil.getServiceQName(dependentReadOnlyON);
- String refName = ObjectNameUtil.getReferenceName(dependentReadOnlyON);
- dependentReadOnlyON = ObjectNameUtil.withoutTransactionName( // strip again of transaction name
+ ObjectName translatedDependentReadOnlyON = dependentReadOnlyON;
+ if (ObjectNameUtil.isServiceReference(translatedDependentReadOnlyON)) {
+ String serviceQName = ObjectNameUtil.getServiceQName(translatedDependentReadOnlyON);
+ String refName = ObjectNameUtil.getReferenceName(translatedDependentReadOnlyON);
+ translatedDependentReadOnlyON = ObjectNameUtil.withoutTransactionName( // strip again of transaction name
readableRegistry.lookupConfigBeanByServiceInterfaceName(serviceQName, refName));
}
- return dependentReadOnlyON;
+ return translatedDependentReadOnlyON;
}
/**
//TODO: check for cycles
@Override
public <T> T resolveInstance(Class<T> expectedType, ObjectName dependentReadOnlyON,
- JmxAttribute jmxAttribute) {
+ JmxAttribute jmxAttribute) {
if (expectedType == null || dependentReadOnlyON == null || jmxAttribute == null) {
throw new IllegalArgumentException(format(
"Null parameters not allowed, got %s %s %s", expectedType,
dependentReadOnlyON, jmxAttribute));
}
- dependentReadOnlyON = translateServiceRefIfPossible(dependentReadOnlyON);
+ ObjectName translatedDependentReadOnlyON = translateServiceRefIfPossible(dependentReadOnlyON);
transactionStatus.checkCommitStarted();
transactionStatus.checkNotCommitted();
ModuleIdentifier dependentModuleIdentifier = ObjectNameUtil.fromON(
- dependentReadOnlyON, ObjectNameUtil.TYPE_MODULE);
+ translatedDependentReadOnlyON, ObjectNameUtil.TYPE_MODULE);
Module module = modulesHolder.findModule(dependentModuleIdentifier,
jmxAttribute);
synchronized (this) {
String message = format(
"Error while %s resolving instance %s. getInstance() returned null. "
+ "Expected type %s , attribute %s", name,
- dependentModuleIdentifier, expectedType, jmxAttribute);
+ dependentModuleIdentifier, expectedType, jmxAttribute
+ );
throw new JmxAttributeValidationException(message, jmxAttribute);
}
try {
- T result = expectedType.cast(instance);
- return result;
+ return expectedType.cast(instance);
} catch (ClassCastException e) {
String message = format(
"Instance cannot be cast to expected type. Instance class is %s , "
+ "expected type %s , attribute %s",
- instance.getClass(), expectedType, jmxAttribute);
+ instance.getClass(), expectedType, jmxAttribute
+ );
throw new JmxAttributeValidationException(message, e, jmxAttribute);
}
}
IdentityCodec<?> identityCodec = codecRegistry.getIdentityCodec();
Class<? extends BaseIdentity> deserialized = identityCodec.deserialize(qName);
if (deserialized == null) {
- throw new RuntimeException("Unable to retrieve identity class for " + qName + ", null response from "
+ throw new IllegalStateException("Unable to retrieve identity class for " + qName + ", null response from "
+ codecRegistry);
}
if (expectedBaseClass.isAssignableFrom(deserialized)) {
return (Class<T>) deserialized;
} else {
- logger.error("Cannot resolve class of identity {} : deserialized class {} is not a subclass of {}.",
+ LOGGER.error("Cannot resolve class of identity {} : deserialized class {} is not a subclass of {}.",
identityRef, deserialized, expectedBaseClass);
throw new IllegalArgumentException("Deserialized identity " + deserialized + " cannot be cast to " + expectedBaseClass);
}
public <T extends BaseIdentity> void validateIdentity(IdentityAttributeRef identityRef, Class<T> expectedBaseClass, JmxAttribute jmxAttribute) {
try {
resolveIdentity(identityRef, expectedBaseClass);
- } catch(Exception e) {
+ } catch (Exception e) {
throw JmxAttributeValidationException.wrap(e, jmxAttribute);
}
}
return maxDependencyDepth;
}
- public void countMaxDependencyDepth(DependencyResolverManager manager) {
+ void countMaxDependencyDepth(DependencyResolverManager manager) {
transactionStatus.checkCommitted();
if (maxDependencyDepth == null) {
maxDependencyDepth = getMaxDepth(this, manager,
}
private static int getMaxDepth(DependencyResolverImpl impl,
- DependencyResolverManager manager,
- LinkedHashSet<ModuleIdentifier> chainForDetectingCycles) {
+ DependencyResolverManager manager,
+ LinkedHashSet<ModuleIdentifier> chainForDetectingCycles) {
int maxDepth = 0;
LinkedHashSet<ModuleIdentifier> chainForDetectingCycles2 = new LinkedHashSet<>(
chainForDetectingCycles);
public ModuleIdentifier getIdentifier() {
return name;
}
+
+ @Override
+ public Object getAttribute(ObjectName name, String attribute)
+ throws MBeanException, AttributeNotFoundException, InstanceNotFoundException, ReflectionException {
+ ObjectName newName = translateServiceRefIfPossible(name);
+ // add transaction name
+ newName = ObjectNameUtil.withTransactionName(newName, transactionName);
+ return mBeanServer.getAttribute(newName, attribute);
+ }
+
+ @Override
+ public <T> T newMXBeanProxy(ObjectName name, Class<T> interfaceClass) {
+ ObjectName newName = translateServiceRefIfPossible(name);
+ // add transaction name
+ newName = ObjectNameUtil.withTransactionName(newName, transactionName);
+ return JMX.newMXBeanProxy(mBeanServer, newName, interfaceClass);
+ }
}