Can a class implement two Interfaces having default method with same name and signature ?<br/><br/>public interface DefaultMethodInterface {<br/> default public void defaultMethod(){<br/> System.out.println("DefaultMethodInterface"); <br/> }<br/>}<br/><br/>public interface DefaultMethodInterface2 { <br/> default public void defaultMethod(){<br/> System.out.println("DefaultMethodInterface2"); <br/> }<br/>}<br/><br/>public class HelloJava8 implements DefaultMethodInterface,DefaultMethodInterface2 {<br/> public static void main(String[] args){ <br/> DefaultMethodInterface defMethIn = new HelloJava8();<br/> defMethIn.defaultMethod();<br/> }<br/>} }
}

public interface DefaultMethodInterface2 {
default public void defaultMethod(){
System.out.println("DefaultMethodInterface2");
}
}

public class HelloJava8 implements DefaultMethodInterface,DefaultMethodInterface2 {
public static void main(String[] args){
DefaultMethodInterface defMethIn = new HelloJava8();
defMethIn.defaultMethod();
}
}"> }
}

public interface DefaultMethodInterface2 {
default public void defaultMethod(){
System.out.println("DefaultMethodInterface2");
}
}

public class HelloJava8 implements DefaultMethodInterface,DefaultMethodInterface2 {
public static void main(String[] args){
DefaultMethodInterface defMethIn = new HelloJava8();
defMethIn.defaultMethod();
}
}">

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Q1. Can a class implement two Interfaces having default method with same name and signature ?

public interface DefaultMethodInterface {
default public void defaultMethod(){
System.out.println("DefaultMethodInterface");
}
}

public interface DefaultMethodInterface2 {
default public void defaultMethod(){
System.out.println("DefaultMethodInterface2");
}
}

public class HelloJava8 implements DefaultMethodInterface,DefaultMethodInterface2 {
public static void main(String[] args){
DefaultMethodInterface defMethIn = new HelloJava8();
defMethIn.defaultMethod();
}
}

Ans. No. Compiler gives error saying "Duplicate Default Methods"

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