Java 5.0 ·ºÐÍÖ® ʹÓ÷ºÐÍͳһ´«ÈëµÄ²ÎÊýÀàÐÍ

package Demo;
// ʹÓ÷ºÐÍͳһ´«ÈëµÄ²ÎÊýÀàÐÍ
class Info28<T> {
private T var; // ´ËÀàÐÍÓÉÍⲿ¾ö¶¨
public T getVar() {
return this.var;
}
public void setVar(T var) {
this.var = var;
}
public String toString() { // ¸²Ð´ObjectÀàÖеÄtoString()·½·¨
return this.var.toString();
}
}
public class GenericsDemo28 {
public static void main(String args[]) {
Info28<String> i1 = new Info28<String>();
Info28<String> i2 = new Info28<String>();
i1.setVar("99"); // ÉèÖÃÄÚÈÝ
i2.setVar("it"); // ÉèÖÃÄÚÈÝ
add(i1, i2);
}
public static <T> void add(Info28<T> i1, Info28<T> i2) {
System.out.println(" Key Of String : " + i1.getVar()
+ " / Value Of String : " + i2.getVar());
}
}