ctarray.java

Javassist是一个开源的分析、编辑和创建Java字节码的类库。是由东京技术学院的数学和计算机科学系的 Shigeru Chiba 所创建的。它已加入了开放源代码JBoss 应用服务器项目,通过使

/*
 * Javassist, a Java-bytecode translator toolkit.
 * Copyright (C) 1999-2006 Shigeru Chiba. All Rights Reserved.
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License.  Alternatively, the contents of this file may be used under
 * the terms of the GNU Lesser General Public License Version 2.1 or later.
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 */

package javassist;

/**
 * Array types.
 */
final class CtArray extends CtClass {
    protected ClassPool pool;

    // the name of array type ends with "[]".
    CtArray(String name, ClassPool cp) {
        super(name);
        pool = cp;
    }

    public ClassPool getClassPool() {
        return pool;
    }

    public boolean isArray() {
        return true;
    }

    public boolean subtypeOf(CtClass clazz) throws NotFoundException {
        if (super.subtypeOf(clazz))
            return true;

        String cname = clazz.getName();
        if (cname.equals(javaLangObject)
            || cname.equals("java.lang.Cloneable"))
            return true;

        return clazz.isArray()
            && getComponentType().subtypeOf(clazz.getComponentType());
    }

    public CtClass getComponentType() throws NotFoundException {
        String name = getName();
        return pool.get(name.substring(0, name.length() - 2));
    }

    public CtClass getSuperclass() throws NotFoundException {
        return pool.get(javaLangObject);
    }

    public CtMethod[] getMethods() {
        try {
            return getSuperclass().getMethods();
        }
        catch (NotFoundException e) {
            return super.getMethods();
        }
    }

    public CtMethod getMethod(String name, String desc)
        throws NotFoundException
    {
        return getSuperclass().getMethod(name, desc);
    }

    public CtConstructor[] getConstructors() {
        try {
            return getSuperclass().getConstructors();
        }
        catch (NotFoundException e) {
            return super.getConstructors();
        }
    }
}