java.security.Guard的实例源码

项目：In-the-Box-Fork    文件：GuardedobjectTest.java   

/** Test real guard can both allow and deny access. */
@TestTargets({
    @TestTargetNew(
        level = TestLevel.PARTIAL_COMPLETE,notes = "",method = "Guardedobject",args = {java.lang.Object.class,java.security.Guard.class}
    ),@TestTargetNew(
        level = TestLevel.PARTIAL_COMPLETE,method = "getobject",args = {}
    )
})
public void testGuard() {
    final String message = "test message";
    final StringBuffer objBuffer = new StringBuffer("235345 t");
    Guardedobject go = new Guardedobject(objBuffer,new Guard() {

        public void checkGuard(Object object) throws SecurityException {
            if (object == objBuffer && objBuffer.length() == 0) {
                throw new SecurityException(message);
            }
        }
    });
    assertEquals(objBuffer,go.getobject());

    objBuffer.setLength(0);
    try {
        go.getobject();
        fail("SecurityException is not thrown");
    } catch (Exception ok) {
        assertEquals(message,ok.getMessage());
    }
}