CharacterData 是一个抽象类 所有你需要通过反射 设置可访问才可以
为了尝试解决“the field is not visible”问题,你可以按照以下步骤操作: 以下是每一步需要执行的操作和相应的代码示例。 1. 确认字段的访问修饰符 首先,打开你的Java类文件,并查看字段的声明。例如: publicclassExample{privateintnumber;// 此字段为私有,只能在该类中访问publicExample(intnumber){this.number=num...
将一个对象复制一份,称为对象的克隆技术。 在Object类汇总存在一个clone()方法: protected Onject clone() throws CloneNotSupportedException 如果某各类的对象想被克隆,则对象所在的类必须实现Cloneable接口。 此接口没有定义任何方法,是一个标记接口 接下来我们看看具体代码实现: 以下是正确的代码: 1 2 3 4 5 ...
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protected Onject clone() throws CloneNotSupportedException 如果某各类的对象想被克隆,则对象所在的类必须实现Cloneable接口。 此接口没有定义任何方法,是一个标记接口 接下来我们看看具体代码实现: 以下是正确的代码: //要实现Cloneable这个接口,不用传参publicclassDogimplementsCloneable{privateStringname;privateintage...
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Bootstrap Iconsis an open source SVG icon library featuring over 1,800 glyphs, with more added every release. They're designed to work in any project, whether you use Bootstrap itself or not. Use them as SVGs or icon fonts—both options give you vector scaling and easy customization via...