public class Segregation1 {
public static void main(String[] args) {
}
}
//接口
interface Interface1{
void operation1();
void operation2();
void operation3();
void operation4();
void operation5();
}
class B implements Interface1{
public void operation1() {
System.out.println("B實現了operation1");
}
public void operation2() {
System.out.println("B實現了operation2");
}
public void operation3() {
System.out.println("B實現了operation3");
}
public void operation4() {
System.out.println("B實現了operation4");
}
public void operation5() {
System.out.println("B實現了operation5");
}
}
class D implements Interface1{
public void operation1() {
System.out.println("D實現了operation1");
}
public void operation2() {
System.out.println("D實現了operation2");
}
public void operation3() {
System.out.println("D實現了operation3");
}
public void operation4() {
System.out.println("D實現了operation4");
}
public void operation5() {
System.out.println("B實現了operation5");
}
}
class A{ //A類經過接口interface1 依賴(使用)B類,可是隻會使用 1,2,3的方法
public void depend1(Interface1 i) {
i.operation1();
}
public void depend2(Interface1 i) {
i.operation2();
}
public void depend3(Interface1 i) {
i.operation3();
}
}
class C{ //A類經過接口interface1 依賴(使用)D類,可是隻會使用 1,4,5的方法
public void depend1(Interface1 i) {
i.operation1();
}
public void depend4(Interface1 i) {
i.operation4();
}
public void depend5(Interface1 i) {
i.operation5();
}
}
複製代碼
public class Segregation2 {
public static void main(String[] args) {
A a = new A();
a.depend1(new B());
a.depend2(new B());
a.depend3(new B());
C c = new C();
c.depend1(new D());
c.depend4(new D());
c.depend5(new D());
}
}
//接口1
interface Interface1 {
void operation1();
}
//接口2
interface Interface2 {
void operation2();
void operation3();
}
//接口3
interface Interface3 {
void operation4();
void operation5();
}
class B implements Interface1, Interface2 {
public void operation1() {
System.out.println("B實現了operation1");
}
public void operation2() {
System.out.println("B實現了operation2");
}
public void operation3() {
System.out.println("B實現了operation3");
}
}
class D implements Interface1, Interface3 {
public void operation1() {
System.out.println("D實現了operation1");
}
public void operation4() {
System.out.println("D實現了operation4");
}
public void operation5() {
System.out.println("B實現了operation5");
}
}
class A{ //A類經過接口interface1 依賴(使用)B類,可是隻會使用 1,2,3的方法
public void depend1(Interface1 i) {
i.operation1();
}
public void depend2(Interface2 i) {
i.operation2();
}
public void depend3(Interface2 i) {
i.operation3();
}
}
class C{ //A類經過接口interface1 依賴(使用)D類,可是隻會使用 1,4,53的方法
public void depend1(Interface1 i) {
i.operation1();
}
public void depend4(Interface3 i) {
i.operation4();
}
public void depend5(Interface3 i) {
i.operation5();
}
}
複製代碼
https://juejin.im/post/5d87331de51d4557dc774f67
java