Java DataBinder.bind方法代码示例

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountAndUnit() {
	MoneyHolder bean = new MoneyHolder();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "USD 10.50");
	propertyValues.add("unit", "USD");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("USD10.50", binder.getBindingResult().getFieldValue("amount"));
	assertEquals("USD", binder.getBindingResult().getFieldValue("unit"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());

	LocaleContextHolder.setLocale(Locale.CANADA);
	binder.bind(propertyValues);
	LocaleContextHolder.setLocale(Locale.US);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("USD10.50", binder.getBindingResult().getFieldValue("amount"));
	assertEquals("USD", binder.getBindingResult().getFieldValue("unit"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountWithNumberFormat1() {
	FormattedMoneyHolder1 bean = new FormattedMoneyHolder1();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "$10.50");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("$10.50", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());

	LocaleContextHolder.setLocale(Locale.CANADA);
	binder.bind(propertyValues);
	LocaleContextHolder.setLocale(Locale.US);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("$10.50", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("CAD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountWithNumberFormat3() {
	FormattedMoneyHolder3 bean = new FormattedMoneyHolder3();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "10%");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("10%", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 0.1d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountWithNumberFormat5() {
	FormattedMoneyHolder5 bean = new FormattedMoneyHolder5();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "USD 10.50");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("USD 010.500", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());

	LocaleContextHolder.setLocale(Locale.CANADA);
	binder.bind(propertyValues);
	LocaleContextHolder.setLocale(Locale.US);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("USD 010.500", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testPlaceholdersErrorInNonEnumerable() {
	TestBean target = new TestBean();
	DataBinder binder = new DataBinder(target);
	this.propertySources.addFirst(new PropertySource<Object>("application", "STUFF") {

		@Override
		public Object getProperty(String name) {
			return new Object();
		}

	});
	binder.bind(new PropertySourcesPropertyValues(this.propertySources,
			(Collection<String>) null, Collections.singleton("name")));
	assertThat(target.getName()).isNull();
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testFirstCollectionPropertyWinsNestedAttributes() throws Exception {
	ListTestBean target = new ListTestBean();
	DataBinder binder = new DataBinder(target);
	Map<String, Object> first = new LinkedHashMap<String, Object>();
	first.put("list[0].description", "another description");
	Map<String, Object> second = new LinkedHashMap<String, Object>();
	second.put("list[0].name", "first name");
	second.put("list[0].description", "first description");
	second.put("list[1].name", "second name");
	second.put("list[1].description", "second description");
	this.propertySources.addFirst(new MapPropertySource("s", second));
	this.propertySources.addFirst(new MapPropertySource("f", first));
	binder.bind(new PropertySourcesPropertyValues(this.propertySources));
	target.getList();
	assertThat(target.getList()).hasSize(1);
	assertThat(target.getList().get(0).getDescription())
			.isEqualTo("another description");
	assertThat(target.getList().get(0).getName()).isNull();
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testPlaceholdersErrorInNonEnumerable() {
	TestBean target = new TestBean();
	DataBinder binder = new DataBinder(target);
	this.propertySources.addFirst(new PropertySource<Object>("application", "STUFF") {

		@Override
		public Object getProperty(String name) {
			return new Object();
		}

	});
	binder.bind(new PropertySourcesPropertyValues(this.propertySources,
			(Collection<String>) null, Collections.singleton("name")));
	assertEquals(null, target.getName());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testValidation() throws BindException{
	
	Employee employee = new Employee();
	DataBinder binder = new DataBinder(employee);
	MutablePropertyValues pvs = new MutablePropertyValues();
	pvs.addPropertyValue("empId", "AA1000");
	pvs.addPropertyValue("empName", "Nobody");
	pvs.addPropertyValue("empAge", 10);
	binder.bind(pvs);
	
	Validator validator = new EmployeeValidator();
	Errors errors = binder.getBindingResult();
	validator.validate(employee, errors);
	
	assertFalse(errors.hasFieldErrors("empId"));
	assertFalse(errors.hasFieldErrors("empName"));
	assertTrue(errors.hasFieldErrors("empAge"));
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountWithNumberFormat2() {
	FormattedMoneyHolder2 bean = new FormattedMoneyHolder2();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "10.50");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("10.5", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testAmountWithNumberFormat4() {
	FormattedMoneyHolder4 bean = new FormattedMoneyHolder4();
	DataBinder binder = new DataBinder(bean);
	binder.setConversionService(conversionService);

	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("amount", "010.500");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
	assertEquals("010.500", binder.getBindingResult().getFieldValue("amount"));
	assertTrue(bean.getAmount().getNumber().doubleValue() == 10.5d);
	assertEquals("USD", bean.getAmount().getCurrency().getCurrencyCode());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testBindDateWithoutErrorFallingBackToDateConstructor() {
	DataBinder binder = new DataBinder(new JodaTimeBean());
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("date", "Sat, 12 Aug 1995 13:30:00 GMT");
	binder.bind(propertyValues);
	assertEquals(0, binder.getBindingResult().getErrorCount());
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testPlaceholdersBinding() {
	TestBean target = new TestBean();
	DataBinder binder = new DataBinder(target);
	binder.bind(new PropertySourcesPropertyValues(this.propertySources));
	assertThat(target.getName()).isEqualTo("bar");
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testPlaceholdersBindingNonEnumerable() {
	FooBean target = new FooBean();
	DataBinder binder = new DataBinder(target);
	binder.bind(new PropertySourcesPropertyValues(this.propertySources,
			(Collection<String>) null, Collections.singleton("foo")));
	assertThat(target.getFoo()).isEqualTo("bar");
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testPlaceholdersBindingWithError() {
	TestBean target = new TestBean();
	DataBinder binder = new DataBinder(target);
	this.propertySources.addFirst(new MapPropertySource("another",
			Collections.<String, Object>singletonMap("something", "${nonexistent}")));
	binder.bind(new PropertySourcesPropertyValues(this.propertySources));
	assertThat(target.getName()).isEqualTo("bar");
}
 

import org.springframework.validation.DataBinder; //导入方法依赖的package包/类
@Test
public void testCollectionProperty() throws Exception {
	ListBean target = new ListBean();
	DataBinder binder = new DataBinder(target);
	Map<String, Object> map = new LinkedHashMap<String, Object>();
	map.put("list[0]", "v0");
	map.put("list[1]", "v1");
	this.propertySources.addFirst(new MapPropertySource("values", map));
	binder.bind(new PropertySourcesPropertyValues(this.propertySources));
	assertThat(target.getList()).containsExactly("v0", "v1");
}