private ClassDependency createClassDependency(String className) {
ClassReader cls = classSource.get(className);
ClassDependency dependency = new ClassDependency(this, className, cls);
if (!dependency.isMissing()) {
if (cls.getParent() != null && !cls.getParent().equals(className)) {
linkClass(cls.getParent(), null);
}
for (String ifaceName : cls.getInterfaces()) {
linkClass(ifaceName, null);
}
}
return dependency;
}
void initClass(ClassDependency cls, CallLocation callLocation) {
ClassReader reader = cls.getClassReader();
MethodReader method = reader.getMethod(new MethodDescriptor("<clinit>", void.class));
if (method != null) {
tasks.add(() -> linkMethod(method.getReference(), callLocation).use());
}
}
public static Set<Class> crawl(Set<Class> todo, Set<Class> seen) {
while (!todo.isEmpty()) {
Class clazz = todo.iterator().next();
todo.remove(clazz);
if (!seen.contains(clazz)) {
seen.add(clazz);
ClassDependency cd = new ClassDependency(clazz);
todo.addAll(cd.getDependencies());
}
}
return seen;
}
public ClassDependency linkClass(String className, CallLocation callLocation) {
if (completing && getClass(className) == null) {
throw new IllegalStateException("Can't link class during completion phase");
}
ClassDependency dep = classCache.map(className);
boolean added = true;
if (callLocation != null && callLocation.getMethod() != null) {
DefaultCallGraphNode callGraphNode = callGraph.getNode(callLocation.getMethod());
if (!addClassAccess(callGraphNode, className, callLocation.getSourceLocation())) {
added = false;
}
} else {
added = classesAddedByRoot.add(className);
}
if (!dep.isMissing() && added) {
tasks.add(
() -> {
for (DependencyListener listener : listeners) {
listener.classReached(agent, className, callLocation);
}
});
}
return dep;
}
