customeditortests.java

spring 框架代码

		TestBean tb0 = bean.getArray()[0];
		TestBean tb1 = bean.getArray()[1];
		TestBean tb2 = ((TestBean) bean.getList().get(0));
		TestBean tb3 = ((TestBean) bean.getList().get(1));
		TestBean tb4 = ((TestBean) bean.getMap().get("key1"));
		TestBean tb5 = ((TestBean) bean.getMap().get("key2"));
		tb0.setNestedIndexedBean(new IndexedTestBean());
		tb1.setNestedIndexedBean(new IndexedTestBean());
		tb2.setNestedIndexedBean(new IndexedTestBean());
		tb3.setNestedIndexedBean(new IndexedTestBean());
		tb4.setNestedIndexedBean(new IndexedTestBean());
		tb5.setNestedIndexedBean(new IndexedTestBean());
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(String.class, "array[0].nestedIndexedBean.array[0].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("array" + text);
			}
		});
		bw.registerCustomEditor(String.class, "list.nestedIndexedBean.list[1].name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("list" + text);
			}
		});
		bw.registerCustomEditor(String.class, "map[key1].nestedIndexedBean.map.name", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("map" + text);
			}
		});

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0].nestedIndexedBean.array[0].name", "name5");
		pvs.addPropertyValue("array[1].nestedIndexedBean.array[1].name", "name4");
		pvs.addPropertyValue("list[0].nestedIndexedBean.list[0].name", "name3");
		pvs.addPropertyValue("list[1].nestedIndexedBean.list[1].name", "name2");
		pvs.addPropertyValue("map[key1].nestedIndexedBean.map[\"key1\"].name", "name1");
		pvs.addPropertyValue("map['key2'].nestedIndexedBean.map[key2].name", "name0");
		bw.setPropertyValues(pvs);
		assertEquals("arrayname5", tb0.getNestedIndexedBean().getArray()[0].getName());
		assertEquals("name4", tb1.getNestedIndexedBean().getArray()[1].getName());
		assertEquals("name3", ((TestBean) tb2.getNestedIndexedBean().getList().get(0)).getName());
		assertEquals("listname2", ((TestBean) tb3.getNestedIndexedBean().getList().get(1)).getName());
		assertEquals("mapname1", ((TestBean) tb4.getNestedIndexedBean().getMap().get("key1")).getName());
		assertEquals("name0", ((TestBean) tb5.getNestedIndexedBean().getMap().get("key2")).getName());
	}

	public void testIndexedPropertiesWithDirectAccessAndPropertyEditors() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(TestBean.class, "array", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("array" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "list", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("list" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "map", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("map" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0]", "a");
		pvs.addPropertyValue("array[1]", "b");
		pvs.addPropertyValue("list[0]", "c");
		pvs.addPropertyValue("list[1]", "d");
		pvs.addPropertyValue("map[key1]", "e");
		pvs.addPropertyValue("map['key2']", "f");
		bw.setPropertyValues(pvs);
		assertEquals("arraya", bean.getArray()[0].getName());
		assertEquals("arrayb", bean.getArray()[1].getName());
		assertEquals("listc", ((TestBean) bean.getList().get(0)).getName());
		assertEquals("listd", ((TestBean) bean.getList().get(1)).getName());
		assertEquals("mape", ((TestBean) bean.getMap().get("key1")).getName());
		assertEquals("mapf", ((TestBean) bean.getMap().get("key2")).getName());
	}

	public void testIndexedPropertiesWithDirectAccessAndSpecificPropertyEditors() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(TestBean.class, "array[0]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("array0" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "array[1]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("array1" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "list[0]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("list0" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "list[1]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("list1" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "map[key1]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("mapkey1" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});
		bw.registerCustomEditor(TestBean.class, "map[key2]", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean("mapkey2" + text, 99));
			}

			public String getAsText() {
				return ((TestBean) getValue()).getName();
			}
		});

		MutablePropertyValues pvs = new MutablePropertyValues();
		pvs.addPropertyValue("array[0]", "a");
		pvs.addPropertyValue("array[1]", "b");
		pvs.addPropertyValue("list[0]", "c");
		pvs.addPropertyValue("list[1]", "d");
		pvs.addPropertyValue("map[key1]", "e");
		pvs.addPropertyValue("map['key2']", "f");
		bw.setPropertyValues(pvs);
		assertEquals("array0a", bean.getArray()[0].getName());
		assertEquals("array1b", bean.getArray()[1].getName());
		assertEquals("list0c", ((TestBean) bean.getList().get(0)).getName());
		assertEquals("list1d", ((TestBean) bean.getList().get(1)).getName());
		assertEquals("mapkey1e", ((TestBean) bean.getMap().get("key1")).getName());
		assertEquals("mapkey2f", ((TestBean) bean.getMap().get("key2")).getName());
	}

	public void testIndexedPropertiesWithListPropertyEditor() {
		IndexedTestBean bean = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(bean);
		bw.registerCustomEditor(List.class, "list", new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				List result = new ArrayList();
				result.add(new TestBean("list" + text, 99));
				setValue(result);
			}
		});
		bw.setPropertyValue("list", "1");
		assertEquals("list1", ((TestBean) bean.getList().get(0)).getName());
		bw.setPropertyValue("list[0]", "test");
		assertEquals("test", bean.getList().get(0));
	}

	public void testUninitializedArrayPropertyWithCustomEditor() {
		IndexedTestBean bean = new IndexedTestBean(false);
		BeanWrapper bw = new BeanWrapperImpl(bean);
		PropertyEditor pe = new CustomNumberEditor(Integer.class, true);
		bw.registerCustomEditor(null, "list.age", pe);
		TestBean tb = new TestBean();
		bw.setPropertyValue("list", new ArrayList());
		bw.setPropertyValue("list[0]", tb);
		assertEquals(tb, bean.getList().get(0));
		assertEquals(pe, bw.findCustomEditor(int.class, "list.age"));
		assertEquals(pe, bw.findCustomEditor(null, "list.age"));
		assertEquals(pe, bw.findCustomEditor(int.class, "list[0].age"));
		assertEquals(pe, bw.findCustomEditor(null, "list[0].age"));
	}

	public void testArrayToArrayConversion() throws PropertyVetoException {
		IndexedTestBean tb = new IndexedTestBean();
		BeanWrapper bw = new BeanWrapperImpl(tb);
		bw.registerCustomEditor(TestBean.class, new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue(new TestBean(text, 99));
			}
		});
		bw.setPropertyValue("array", new String[]{"a", "b"});
		assertEquals(2, tb.getArray().length);
		assertEquals("a", tb.getArray()[0].getName());
		assertEquals("b", tb.getArray()[1].getName());
	}

	public void testArrayToStringConversion() throws PropertyVetoException {
		TestBean tb = new TestBean();
		BeanWrapper bw = new BeanWrapperImpl(tb);
		bw.registerCustomEditor(String.class, new PropertyEditorSupport() {
			public void setAsText(String text) throws IllegalArgumentException {
				setValue("-" + text + "-");
			}
		});
		bw.setPropertyValue("name", new String[]{"a", "b"});
		assertEquals("-a,b-", tb.getName());
	}


	private static class TestBeanEditor extends PropertyEditorSupport {

		public void setAsText(String text) {
			TestBean tb = new TestBean();
			StringTokenizer st = new StringTokenizer(text, "_");
			tb.setName(st.nextToken());
			tb.setAge(Integer.parseInt(st.nextToken()));
			setValue(tb);
		}
	}


	private static class OldValueAccessingTestBeanEditor extends PropertyEditorSupport {

		public void setAsText(String text) {
			TestBean tb = new TestBean();
			StringTokenizer st = new StringTokenizer(text, "_");
			tb.setName(st.nextToken());
			tb.setAge(Integer.parseInt(st.nextToken()));
			if (!tb.equals(getValue())) {
				setValue(tb);
			}
		}
	}


	private static class PrimitiveArrayBean {

		private byte[] byteArray;

		private char[] charArray;

		public byte[] getByteArray() {
			return byteArray;
		}

		public void setByteArray(byte[] byteArray) {
			this.byteArray = byteArray;
		}

		public char[] getCharArray() {
			return charArray;
		}

		public void setCharArray(char[] charArray) {
			this.charArray = charArray;
		}
	}


	private static class CharBean {

		private char myChar;

		private Character myCharacter;

		public char getMyChar() {
			return myChar;
		}

		public void setMyChar(char myChar) {
			this.myChar = myChar;
		}

		public Character getMyCharacter() {
			return myCharacter;
		}

		public void setMyCharacter(Character myCharacter) {
			this.myCharacter = myCharacter;
		}
	}

}