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Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC
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/*
* Copyright 2014 - Present Rafael Winterhalter
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.bytebuddy.utility.visitor;
import net.bytebuddy.dynamic.DynamicType;
import net.bytebuddy.implementation.LoadedTypeInitializer;
import net.bytebuddy.utility.OpenedClassReader;
import net.bytebuddy.jar.asm.ClassVisitor;
import java.util.List;
/**
* A {@link ClassVisitor} that supplies contextual information, similar to a {@link DynamicType}.
* Reading auxiliary types or the loaded type initializer of this type
*/
public abstract class ContextClassVisitor extends ClassVisitor {
/**
* If {@code true}, this class visitor permits auxiliary types or an active type initializer.
*/
private boolean active;
/**
* Creates a new context class visitor.
*
* @param classVisitor The class visitor to delegate to.
*/
protected ContextClassVisitor(ClassVisitor classVisitor) {
super(OpenedClassReader.ASM_API, classVisitor);
}
/**
* Allows this class visitor to result in auxiliary types or an active type initializer.
*
* @return This instance marked as active.
*/
public ContextClassVisitor active() {
active = true;
return this;
}
/**
* Returns the auxiliary types that this class visitor currently supplies.
*
* @return The auxiliary types that this class visitor currently supplies.
*/
public abstract List getAuxiliaryTypes();
/**
* Returns the loaded type initializer that this class visitor currently implies.
*
* @return The loaded type initializer that this class visitor currently implies.
*/
public abstract LoadedTypeInitializer getLoadedTypeInitializer();
@Override
public void visitEnd() {
super.visitEnd();
if (!active && (!getAuxiliaryTypes().isEmpty() || getLoadedTypeInitializer().isAlive())) {
throw new IllegalStateException(this + " is not defined 'active' but defines auxiliary types or an alive type initializer");
}
}
}
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