//3.Read
String resName = superClass.getName().replace(".", "/") + ".class";
InputStream inStream = superClass.getClassLoader().getResourceAsStream(resName);
ClassReader reader = new ClassReader(inStream);//创建ClassReader
reader.accept(visitor, ClassReader.SKIP_DEBUG);
return writer.toByteArray();
}
/**是否包含改变*/
public boolean hasChange() {
return (this.newPropertyMap == null) ? false : (!this.newPropertyMap.isEmpty());
}