package net.bytebuddy.matcher;
import lombok.EqualsAndHashCode;
import net.bytebuddy.description.DeclaredByType;
import net.bytebuddy.description.type.TypeDefinition;
import net.bytebuddy.description.type.TypeDescription;
/**
* An element matcher that matches the declaring type of another element, only if this element is actually declared
* in a type.
*
* @param <T> The exact type of the element being matched.
*/
@EqualsAndHashCode(callSuper = false)
public class DeclaringTypeMatcher<T extends DeclaredByType> extends ElementMatcher.Junction.AbstractBase<T> {
/**
* The type matcher to be applied if the target element is declared in a type.
*/
private final ElementMatcher<? super TypeDescription.Generic> matcher;
/**
* Creates a new matcher for the declaring type of an element.
*
* @param matcher The type matcher to be applied if the target element is declared in a type.
*/
public DeclaringTypeMatcher(ElementMatcher<? super TypeDescription.Generic> matcher) {
this.matcher = matcher;
}
@Override
public boolean matches(T target) {
TypeDefinition declaringType = target.getDeclaringType();
return declaringType != null && matcher.matches(declaringType.asGenericType());
}
@Override
public String toString() {
return "declaredBy(" + matcher + ")";
}
}