Esempio n. 1
0
  /**
   * Issue 47: Pointer#pointerToAddress(long, Class, Releaser) does not use releaser argument
   * http://code.google.com/p/nativelibs4java/issues/detail?id=37
   */
  @Test
  public void usePointerReleaser() {
    final boolean[] released = new boolean[1];
    Pointer<Integer> p = allocateInt();
    long address = p.getPeer();

    {
      Pointer pp = pointerToAddress(address);
      assertEquals(address, pp.getPeer());
    }

    {
      Pointer pp = pointerToAddress(address, 123);
      assertEquals(address, pp.getPeer());
      assertEquals(123, pp.getValidBytes());
    }

    Releaser releaser =
        new Releaser() {
          // @Override
          public void release(Pointer<?> p) {
            released[0] = true;
          }
        };

    {
      released[0] = false;
      Pointer pp = pointerToAddress(address, Integer.class, releaser);
      assertEquals(address, pp.getPeer());
      assertEquals(Integer.class, pp.getTargetType());
      pp.release();
      assertEquals(true, released[0]);
    }

    {
      Pointer pp = pointerToAddress(address, PointerIO.getIntInstance());
      assertEquals(address, pp.getPeer());
      assertEquals(Integer.class, pp.getTargetType());
    }

    {
      released[0] = false;
      Pointer pp = pointerToAddress(address, PointerIO.getIntInstance(), releaser);
      assertEquals(address, pp.getPeer());
      assertEquals(Integer.class, pp.getTargetType());
      pp.release();
      assertEquals(true, released[0]);
    }

    {
      released[0] = false;
      Pointer pp = pointerToAddress(address, releaser);
      assertEquals(address, pp.getPeer());
      pp.release();
      assertEquals(true, released[0]);
    }

    {
      released[0] = false;
      Pointer pp = pointerToAddress(address, 123, releaser);
      assertEquals(address, pp.getPeer());
      assertEquals(123, pp.getValidBytes());
      pp.release();
      assertEquals(true, released[0]);
    }

    {
      Pointer pp = pointerToAddress(address, Integer.class);
      assertEquals(address, pp.getPeer());
      assertEquals(Integer.class, pp.getTargetType());
    }

    {
      Pointer pp = pointerToAddress(address, 123, PointerIO.getIntInstance());
      assertEquals(address, pp.getPeer());
      assertEquals(123, pp.getValidBytes());
      assertEquals(Integer.class, pp.getTargetType());
    }
  }