移除Java对象中的属性_在java对象中添加和删除属性
我怎样才能在
java中实现这一点.我有一个具有属性的对象.
public class Object {
private final Credentials Credentials;
private final int PageSize;
private final int PageStart;
private final int DefaultFilterId;
public Object(Credentials Credentials, int PageSize, int PageStart,
int DefaultFilterId) {
this.Credentials = Credentials;
this.PageSize = PageSize;
this.PageStart = PageStart;
this.DefaultFilterId = DefaultFilterId;
}
}
现在我正在形成这样一个对象
Object obj = new Object(args);
在某些时候,我需要相同的对象,添加了新的属性,但删除了一些.
我在javascript中做了类似的事情.
var myCars=new Array();
myCars[0]="Saab";
myCars[1]="Volvo";
myCars[2]="BMW";
delete myCars[1]; or myCars.splice(1,1);
我怎样才能在 java中实现这一点.我有一个具有属性的对象. public class Object { private final Credentials Credentials; private final int PageSize; private final int PageStart; private final int DefaultFilterId; public Object(Credentials Credentials, int PageSize, int PageStart, int DefaultFilterId) { this.Credentials = Credentials; this.PageSize = PageSize; this.PageStart = PageStart; this.DefaultFilterId = DefaultFilterId; } } 现在我正在形成这样一个对象 Object obj = new Object(args); 在某些时候,我需要相同的对象,添加了新的属性,但删除了一些. 我在javascript中做了类似的事情. var myCars=new Array(); myCars[0]="Saab"; myCars[1]="Volvo"; myCars[2]="BMW"; delete myCars[1]; or myCars.splice(1,1);