SpringMVC数据绑定大全

发布时间：2020-10-07 21:28:30 来源：网络阅读：512 作者：编程魔法师栏目：开发技术

查看spring源码可以看出spring支持转换的数据类型已经很多了.

/**

* Actually register the default editors for this registry instance.

*/

private void doRegisterDefaultEditors() {

this.defaultEditors = new HashMap<Class, PropertyEditor>(64);

// Simple editors, without parameterization capabilities.

// The JDK does not contain a default editor for any of these target types.

this.defaultEditors.put(Charset.class, new CharsetEditor());

this.defaultEditors.put(Class.class, new ClassEditor());

this.defaultEditors.put(Class[].class, new ClassArrayEditor());

this.defaultEditors.put(Currency.class, new CurrencyEditor());

this.defaultEditors.put(File.class, new FileEditor());

this.defaultEditors.put(InputStream.class, new InputStreamEditor());

this.defaultEditors.put(Locale.class, new LocaleEditor());

this.defaultEditors.put(Pattern.class, new PatternEditor());

this.defaultEditors.put(Properties.class, new PropertiesEditor());

this.defaultEditors.put(Resource[].class, new ResourceArrayPropertyEditor());

this.defaultEditors.put(TimeZone.class, new TimeZoneEditor());

this.defaultEditors.put(URI.class, new URIEditor());

this.defaultEditors.put(URL.class, new URLEditor());

// Default instances of collection editors.

// Can be overridden by registering custom instances of those as custom editors.

this.defaultEditors.put(Collection.class, new CustomCollectionEditor(Collection.class));

this.defaultEditors.put(Set.class, new CustomCollectionEditor(Set.class));

this.defaultEditors.put(SortedSet.class, new CustomCollectionEditor(SortedSet.class));

this.defaultEditors.put(List.class, new CustomCollectionEditor(List.class));

this.defaultEditors.put(SortedMap.class, new CustomMapEditor(SortedMap.class));

// Default editors for primitive arrays.

this.defaultEditors.put(byte[].class, new ByteArrayPropertyEditor());

this.defaultEditors.put(char[].class, new CharArrayPropertyEditor());

// The JDK does not contain a default editor for char!

this.defaultEditors.put(char.class, new CharacterEditor(false));

this.defaultEditors.put(Character.class, new CharacterEditor(true));

// Spring's CustomBooleanEditor accepts more flag values than the JDK's default editor.

this.defaultEditors.put(boolean.class, new CustomBooleanEditor(false));

this.defaultEditors.put(Boolean.class, new CustomBooleanEditor(true));

// The JDK does not contain default editors for number wrapper types!

// Override JDK primitive number editors with our own CustomNumberEditor.

this.defaultEditors.put(byte.class, new CustomNumberEditor(Byte.class, false));

this.defaultEditors.put(Byte.class, new CustomNumberEditor(Byte.class, true));

this.defaultEditors.put(short.class, new CustomNumberEditor(Short.class, false));

this.defaultEditors.put(Short.class, new CustomNumberEditor(Short.class, true));

this.defaultEditors.put(int.class, new CustomNumberEditor(Integer.class, false));

this.defaultEditors.put(Integer.class, new CustomNumberEditor(Integer.class, true));

this.defaultEditors.put(long.class, new CustomNumberEditor(Long.class, false));

this.defaultEditors.put(Long.class, new CustomNumberEditor(Long.class, true));

this.defaultEditors.put(float.class, new CustomNumberEditor(Float.class, false));

this.defaultEditors.put(Float.class, new CustomNumberEditor(Float.class, true));

this.defaultEditors.put(double.class, new CustomNumberEditor(Double.class, false));

this.defaultEditors.put(Double.class, new CustomNumberEditor(Double.class, true));

this.defaultEditors.put(BigDecimal.class, new CustomNumberEditor(BigDecimal.class, true));

this.defaultEditors.put(BigInteger.class, new CustomNumberEditor(BigInteger.class, true));

// Only register config value editors if explicitly requested.

if (this.configValueEditorsActive) {

StringArrayPropertyEditor sae = new StringArrayPropertyEditor();

this.defaultEditors.put(String[].class, sae);

this.defaultEditors.put(short[].class, sae);

this.defaultEditors.put(int[].class, sae);

this.defaultEditors.put(long[].class, sae);

}

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SpringMVC数据绑定大全

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