com.feilong.lib.javassist.bytecode.analysis.MultiArrayType Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of feilong Show documentation
Show all versions of feilong Show documentation
feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.
/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999- 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,
* or the Apache License Version 2.0.
*
* 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 com.feilong.lib.javassist.bytecode.analysis;
import com.feilong.lib.javassist.ClassPool;
import com.feilong.lib.javassist.CtClass;
import com.feilong.lib.javassist.NotFoundException;
/**
* Represents an array of {@link MultiType} instances.
*
* @author Jason T. Greene
*/
public class MultiArrayType extends Type{
private MultiType component;
private int dims;
public MultiArrayType(MultiType component, int dims){
super(null);
this.component = component;
this.dims = dims;
}
@Override
public CtClass getCtClass(){
CtClass clazz = component.getCtClass();
if (clazz == null){
return null;
}
ClassPool pool = clazz.getClassPool();
if (pool == null){
pool = ClassPool.getDefault();
}
String name = arrayName(clazz.getName(), dims);
try{
return pool.get(name);
}catch (NotFoundException e){
throw new RuntimeException(e);
}
}
@Override
boolean popChanged(){
return component.popChanged();
}
@Override
public int getDimensions(){
return dims;
}
@Override
public Type getComponent(){
return dims == 1 ? (Type) component : new MultiArrayType(component, dims - 1);
}
@Override
public int getSize(){
return 1;
}
@Override
public boolean isArray(){
return true;
}
@Override
public boolean isAssignableFrom(Type type){
throw new UnsupportedOperationException("Not implemented");
}
@Override
public boolean isReference(){
return true;
}
public boolean isAssignableTo(Type type){
if (eq(type.getCtClass(), Type.OBJECT.getCtClass())){
return true;
}
if (eq(type.getCtClass(), Type.CLONEABLE.getCtClass())){
return true;
}
if (eq(type.getCtClass(), Type.SERIALIZABLE.getCtClass())){
return true;
}
if (!type.isArray()){
return false;
}
Type typeRoot = getRootComponent(type);
int typeDims = type.getDimensions();
if (typeDims > dims){
return false;
}
if (typeDims < dims){
if (eq(typeRoot.getCtClass(), Type.OBJECT.getCtClass())){
return true;
}
if (eq(typeRoot.getCtClass(), Type.CLONEABLE.getCtClass())){
return true;
}
if (eq(typeRoot.getCtClass(), Type.SERIALIZABLE.getCtClass())){
return true;
}
return false;
}
return component.isAssignableTo(typeRoot);
}
@Override
public int hashCode(){
return component.hashCode() + dims;
}
@Override
public boolean equals(Object o){
if (!(o instanceof MultiArrayType)){
return false;
}
MultiArrayType multi = (MultiArrayType) o;
return component.equals(multi.component) && dims == multi.dims;
}
@Override
public String toString(){
// follows the same detailed formating scheme as component
return arrayName(component.toString(), dims);
}
}