JavaSoftwareSolutino1 Java Software Solution Ch7_PP8 ; Interface, Class, toString() 책 Java Software Solution 9th Edition 의 문제 Chapter7 PP8 Write a Java interface called Lockable that includes the following methods: setKey, lock, unlock, and locked. The setKey, lock, and unlock methods take an integer parameter that represents the key. The setKey method establishes the key. The lock and unlock methods lock and unlock the object, but only if the key passed in is correct. The lock.. 2024. 3. 17. 이전 1 다음