The Java Developers Almanac 1.4

e61. Determining If a Class Object Represents a Class or Interface

    Class cls = java.lang.String.class;
    boolean isClass = !cls.isInterface();  // true
    
    cls = java.lang.Cloneable.class;
    isClass = !cls.isInterface();          // false

Related Examples

e59. Getting a Class Object
e60. Getting the Name of a Class Object
e62. Getting the Superclass of an Object
e63. Getting the Superclass of a Class Object
e64. Listing the Interfaces That a Class Implements
e65. Listing the Interfaces That an Interface Extends
e66. Getting the Package of a Class
e67. Determining from Where a Class Was Loaded
e68. Loading a Class That Is Not on the Classpath
e69. Dynamically Reloading a Modified Class

See also: Arrays    Assertions    Commands    Numbers    Objects    Strings    System Properties    Threads

© 2002 Addison-Wesley.