DataBinderTests.java 文件源码

@Test
public void testCustomEditorForPrimitiveProperty() {
    TestBean tb = new TestBean();
    DataBinder binder = new DataBinder(tb, "tb");

    binder.registerCustomEditor(int.class, "age", new PropertyEditorSupport() {
        @Override
        public void setAsText(String text) throws IllegalArgumentException {
            setValue(new Integer(99));
        }

        @Override
        public String getAsText() {
            return "argh";
        }
    });

    MutablePropertyValues pvs = new MutablePropertyValues();
    pvs.add("age", "");
    binder.bind(pvs);

    assertEquals("argh", binder.getBindingResult().getFieldValue("age"));
    assertEquals(99, tb.getAge());
}