axiom-weaver/src/main/java/org/apache/axiom/weaver/InterfaceClassVisitor.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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 org.apache.axiom.weaver;

import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.Opcodes;

final class InterfaceClassVisitor extends ClassVisitor {
    private boolean singleton;

    InterfaceClassVisitor() {
        super(Opcodes.ASM9);
    }

    @Override
    public AnnotationVisitor visitAnnotation(String descriptor, boolean visible) {
        if (descriptor.equals("Lorg/apache/axiom/weaver/annotation/Singleton;")) {
            singleton = true;
        }
        return null;
    }

    boolean isSingleton() {
        return singleton;
    }
}