org.testifyproject.bytebuddy.matcher.ClassLoaderHierarchyMatcher Maven / Gradle / Ivy
package org.testifyproject.bytebuddy.matcher;
import lombok.EqualsAndHashCode;
/**
* An element matcher that matches all {@link java.lang.ClassLoader}s in the matched class loaders hierarchy
* against a given matcher.
*
* @param The exact type of the class loader that is matched.
*/
@EqualsAndHashCode(callSuper = false)
public class ClassLoaderHierarchyMatcher extends ElementMatcher.Junction.AbstractBase {
/**
* The matcher to apply on each class loader in the hierarchy.
*/
private final ElementMatcher matcher;
/**
* Creates a new class loader hierarchy matcher.
*
* @param matcher The matcher to apply on each class loader in the hierarchy.
*/
public ClassLoaderHierarchyMatcher(ElementMatcher matcher) {
this.matcher = matcher;
}
@Override
public boolean matches(T target) {
ClassLoader current = target;
while (current != null) {
if (matcher.matches(current)) {
return true;
}
current = current.getParent();
}
return matcher.matches(null);
}
@Override
public String toString() {
return "hasChild(" + matcher + ')';
}
}