import java.util.Optional;

class ErrorHandling {

    void handleErrorByThrowingIllegalArgumentException() {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingIllegalArgumentExceptionWithDetailMessage(String message) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingAnyCheckedException() {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingAnyCheckedExceptionWithDetailMessage(String message) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingAnyUncheckedException() {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingAnyUncheckedExceptionWithDetailMessage(String message) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingCustomCheckedException() {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingCustomCheckedExceptionWithDetailMessage(String message) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingCustomUncheckedException() {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    void handleErrorByThrowingCustomUncheckedExceptionWithDetailMessage(String message) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

    Optional<Integer> handleErrorByReturningOptionalInstance(String integer) {
        throw new UnsupportedOperationException("Delete this statement and write your own implementation.");
    }

}

@@ -864,49 +864,11 @@
     
-throw new UnsupportedOperationException(%22
+// 
 Dele
@@ -911,35 +911,32 @@
  implementation.
-%22);
 %0A    %7D%0A%0A    void
@@ -1026,49 +1026,11 @@
     
-throw new UnsupportedOperationException(%22
+// 
 Dele
@@ -1073,35 +1073,32 @@
  implementation.
-%22);
 %0A    %7D%0A%0A    void

remove UnsupportedOperationExceptions