net.bytebuddy.matcher.MethodParametersMatcher Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of byte-buddy-dep Show documentation

Byte Buddy is a Java library for creating Java classes at run time. This artifact is a build of Byte Buddy with a remaining dependency onto ASM. You should never depend on this module without repackaging Byte Buddy and ASM into your own namespace.

There is a newer version: 1.15.11

Show newest version

package net.bytebuddy.matcher;

import net.bytebuddy.description.method.MethodDescription;
import net.bytebuddy.description.method.ParameterDescription;
import net.bytebuddy.description.method.ParameterList;

/**
 * An element matcher that matches a method's parameters.
 *
 * @param  The type of the matched entity.
 */
public class MethodParametersMatcher extends ElementMatcher.Junction.AbstractBase {

    /**
     * The matcher to apply to the parameters.
     */
    private final ElementMatcher> parameterMatcher;

    /**
     * Creates a new matcher for a method's parameters.
     *
     * @param parameterMatcher The matcher to apply to the parameters.
     */
    public MethodParametersMatcher(ElementMatcher> parameterMatcher) {
        this.parameterMatcher = parameterMatcher;
    }

    @Override
    public boolean matches(T target) {
        return parameterMatcher.matches(target.getParameters());
    }

    @Override
    public boolean equals(Object other) {
        return this == other || !(other == null || getClass() != other.getClass())
                && parameterMatcher.equals(((MethodParametersMatcher) other).parameterMatcher);
    }

    @Override
    public int hashCode() {
        return parameterMatcher.hashCode();
    }

    @Override
    public String toString() {
        return "hasParameter(" + parameterMatcher + ")";
    }
}