Examples of ThreadSafety

Examples of uk.ac.uea.threadr.ThreadSafety

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    logger.fine(String.format("Testing: %s", clazz.getName()));
   
    /* Use every test provided to see if the class is thread safe. */
    for (Object t : tests) {
      ThreadTest test = (ThreadTest)t;
      ThreadSafety result = test.test(clazz);
      if (result != ThreadSafety.THREAD) {
        /* Any test that is not thread safe is failed. */
        failedTests.add(test.getClass());
      }
      /* If a result was returned, and it's worse than the stored one. */
      if (result != null
          && (result.val() < safety.val())) {
        safety = result; // Set the new safety result.
      }
    }
   
    /* Check the task can be serialised if it's VM safe. */
 
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Examples of uk.ac.uea.threadr.ThreadSafety

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   * @since 1.0
   */
  @Override
  public ThreadSafety test(final Class<?> clazz) {
   
    ThreadSafety storedResult = ThreadSafety.THREAD;
   
    /* Get the fields from this class and it's superclass. */
    FieldOperation[] ownFields = ClassOperations.getFields(clazz);
   
    /* Add any fields that are non-static to the list. */
    for (FieldOperation f : ownFields) {
      /* Skip members marked with the 'ThreadSafe' annotation. */
      if (f.hasAnnotation(ThreadSafe.class)) continue;
     
      /* Check for certain modifiers on the field we are looking at. */
      if (!f.isStatic()) { // We only want to test non-static members.
        /* Check to see if the type is Atomic or ThreadLocal. */
        if (f.getReturnType().getName().matches("[\\w\\d\\.]*Atomic+[\\w\\d]*")
          || f.getReturnType().equals(AtomicReference.class)
          || f.getReturnType().equals(AtomicReferenceArray.class)
          || f.getReturnType().equals(ThreadLocal.class))
            continue;
        /* If a field can be accessed by other classes in any way, it
           might not be thread safe. Though if it is final or volatile
           it should be fine. */
        if (f.getAccessModifier() != Access.PRIVATE
            && !(f.isFinal() || f.isVolatile())) {
          return ThreadSafety.VM;
        }
        logger.fine(f.toString());
        /* Test the type of the field to see if it is unsafe. */
        ThreadSafety result = new MemberTest().test(f.getReturnType());
        if (result.val() < storedResult.val())
          storedResult = result;
      }
    }
   
    /* Get the super class for this class if it has one. */
    Class<?> superClass = null;
    if ((superClass = clazz.getSuperclass()) != null) {
      logger.finer(String.format("\tTesting class %s as field of %s",
          superClass.getName(), clazz.getName()));
      /* If a super class exists, test it. */
      ThreadSafety result = new MemberTest().test(superClass);
      /* Overwrite the stored value if it is less safe. */
      if (result.val() < storedResult.val()) {
        logger.finer(String.format("\t%s unsafe.",
            superClass.getName()));
        storedResult = result;
      }
    }
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Examples of uk.ac.uea.threadr.ThreadSafety

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          fields.add(f);
      }
    }
   
    /* If the list is empty, the class passes. */
    ThreadSafety storedResult = fields.isEmpty() ?
        ThreadSafety.THREAD : ThreadSafety.VM;
   
    /* Get the super class for this class if it has one. */
    Class<?> superClass = clazz.getSuperclass();
    if (superClass != null) {
      /* If a super class exists, test it. */
      Threadr.logger.info(superClass.getName());
      ThreadSafety result = new StaticTester().test(superClass);
      /* Overwrite the stored value if it is less safe. */
      if (result.val() < storedResult.val()) {
        storedResult = result;
      }
    }
   
    return storedResult;
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