net.bytebuddy.matcher.ClassFileVersionMatcher Maven / Gradle / Ivy
/*
* 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.matcher;
import net.bytebuddy.ClassFileVersion;
import net.bytebuddy.build.HashCodeAndEqualsPlugin;
import net.bytebuddy.description.type.TypeDescription;
/**
* A matcher to consider if a class file version reaches a given boundary.
*
* @param The exact type of the type description that is matched.
*/
@HashCodeAndEqualsPlugin.Enhance
public class ClassFileVersionMatcher extends ElementMatcher.Junction.ForNonNullValues {
/**
* The targeted class file version.
*/
private final ClassFileVersion classFileVersion;
/**
* {@code true} if the targeted class file version should be at most of the supplied version.
*/
private final boolean atMost;
/**
* Creates a class file version matcher.
*
* @param classFileVersion The targeted class file version.
* @param atMost {@code true} if the targeted class file version should be at most of the supplied version.
*/
public ClassFileVersionMatcher(ClassFileVersion classFileVersion, boolean atMost) {
this.classFileVersion = classFileVersion;
this.atMost = atMost;
}
@Override
protected boolean doMatch(T target) {
ClassFileVersion classFileVersion = target.getClassFileVersion();
return classFileVersion != null && (atMost ? classFileVersion.isAtMost(this.classFileVersion) : classFileVersion.isAtLeast(this.classFileVersion));
}
@Override
public String toString() {
return "hasClassFileVersion(at " + (atMost ? "most" : "least") + " " + classFileVersion + ")";
}
}