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!245 DynaBean.create 方法重载参数匹配问题
Merge pull request !245 from jjzhangjj/v5-dev
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@ -16,187 +16,207 @@ import java.util.Map;
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* @since 3.0.7
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*/
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public class DynaBean extends CloneSupport<DynaBean> implements Serializable {
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private static final long serialVersionUID = 1L;
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private static final long serialVersionUID = 1L;
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private final Class<?> beanClass;
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private final Object bean;
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private final Class<?> beanClass;
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private final Object bean;
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/**
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* 创建一个{@link DynaBean}
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*
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* @param bean 普通Bean
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* @return {@link DynaBean}
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*/
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public static DynaBean create(Object bean) {
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return new DynaBean(bean);
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}
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/**
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* 创建一个{@link DynaBean}
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*
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* @param bean 普通Bean
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* @return {@link DynaBean}
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*/
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public static DynaBean create(Object bean) {
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return new DynaBean(bean);
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}
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/**
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* 创建一个{@link DynaBean}
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*
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* @param beanClass Bean类
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* @param params 构造Bean所需要的参数
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* @return {@link DynaBean}
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*/
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public static DynaBean create(Class<?> beanClass, Object... params) {
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return new DynaBean(beanClass, params);
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}
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/**
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* 创建一个{@link DynaBean}
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*
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* @param beanClass Bean类
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* @return {@link DynaBean}
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*/
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public static DynaBean create(Class<?> beanClass) {
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return new DynaBean(beanClass);
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}
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//------------------------------------------------------------------------ Constructor start
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/**
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* 构造
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*
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* @param beanClass Bean类
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* @param params 构造Bean所需要的参数
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*/
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public DynaBean(Class<?> beanClass, Object... params) {
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this(ReflectUtil.newInstance(beanClass, params));
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}
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/**
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* 创建一个{@link DynaBean}
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*
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* @param beanClass Bean类
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* @param params 构造Bean所需要的参数
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* @return {@link DynaBean}
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*/
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public static DynaBean create(Class<?> beanClass, Object... params) {
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return new DynaBean(beanClass, params);
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}
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/**
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* 构造
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*
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* @param bean 原始Bean
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*/
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public DynaBean(Object bean) {
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Assert.notNull(bean);
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if (bean instanceof DynaBean) {
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bean = ((DynaBean) bean).getBean();
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}
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this.bean = bean;
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this.beanClass = ClassUtil.getClass(bean);
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}
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//------------------------------------------------------------------------ Constructor end
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//------------------------------------------------------------------------ Constructor start
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/**
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* 获得字段对应值
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*
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* @param <T> 属性值类型
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* @param fieldName 字段名
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* @return 字段值
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* @throws BeanException 反射获取属性值或字段值导致的异常
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*/
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@SuppressWarnings("unchecked")
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public <T> T get(String fieldName) throws BeanException {
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if (Map.class.isAssignableFrom(beanClass)) {
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return (T) ((Map<?, ?>) bean).get(fieldName);
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} else {
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final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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if(null == prop){
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throw new BeanException("No public field or get method for {}", fieldName);
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}
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return (T) prop.getValue(bean);
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}
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}
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/**
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* 构造
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*
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* @param beanClass Bean类
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* @param params 构造Bean所需要的参数
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*/
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public DynaBean(Class<?> beanClass, Object... params) {
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this(ReflectUtil.newInstance(beanClass, params));
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}
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/**
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* 检查是否有指定名称的bean属性
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*
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* @param fieldName 字段名
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* @return 是否有bean属性
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* @since 5.4.2
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*/
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public boolean containsProp(String fieldName){
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return null != BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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}
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/**
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* 构造
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*
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* @param beanClass Bean类
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*/
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public DynaBean(Class<?> beanClass) {
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this(ReflectUtil.newInstance(beanClass));
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}
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/**
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* 获得字段对应值，获取异常返回{@code null}
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*
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* @param <T> 属性值类型
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* @param fieldName 字段名
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* @return 字段值
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* @since 3.1.1
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*/
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public <T> T safeGet(String fieldName) {
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try {
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return get(fieldName);
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} catch (Exception e) {
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return null;
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}
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}
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/**
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* 构造
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*
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* @param bean 原始Bean
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*/
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public DynaBean(Object bean) {
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Assert.notNull(bean);
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if (bean instanceof DynaBean) {
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bean = ((DynaBean) bean).getBean();
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}
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this.bean = bean;
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this.beanClass = ClassUtil.getClass(bean);
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}
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//------------------------------------------------------------------------ Constructor end
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/**
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* 设置字段值
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*
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* @param fieldName 字段名
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* @param value 字段值
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* @throws BeanException 反射获取属性值或字段值导致的异常
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*/
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@SuppressWarnings({"unchecked", "rawtypes"})
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public void set(String fieldName, Object value) throws BeanException {
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if (Map.class.isAssignableFrom(beanClass)) {
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((Map) bean).put(fieldName, value);
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} else {
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final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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if(null == prop){
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throw new BeanException("No public field or set method for {}", fieldName);
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}
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prop.setValue(bean, value);
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}
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}
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/**
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* 获得字段对应值
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*
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* @param <T> 属性值类型
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* @param fieldName 字段名
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* @return 字段值
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* @throws BeanException 反射获取属性值或字段值导致的异常
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*/
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@SuppressWarnings("unchecked")
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public <T> T get(String fieldName) throws BeanException {
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if (Map.class.isAssignableFrom(beanClass)) {
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return (T) ((Map<?, ?>) bean).get(fieldName);
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} else {
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final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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if (null == prop) {
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throw new BeanException("No public field or get method for {}", fieldName);
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}
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return (T) prop.getValue(bean);
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}
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}
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/**
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* 执行原始Bean中的方法
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*
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* @param methodName 方法名
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* @param params 参数
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* @return 执行结果，可能为null
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*/
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public Object invoke(String methodName, Object... params) {
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return ReflectUtil.invoke(this.bean, methodName, params);
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}
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/**
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* 检查是否有指定名称的bean属性
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*
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* @param fieldName 字段名
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* @return 是否有bean属性
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* @since 5.4.2
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*/
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public boolean containsProp(String fieldName) {
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return null != BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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}
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/**
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* 获得原始Bean
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*
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* @param <T> Bean类型
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* @return bean
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*/
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@SuppressWarnings("unchecked")
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public <T> T getBean() {
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return (T) this.bean;
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}
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/**
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* 获得字段对应值，获取异常返回{@code null}
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*
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* @param <T> 属性值类型
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* @param fieldName 字段名
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* @return 字段值
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* @since 3.1.1
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*/
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public <T> T safeGet(String fieldName) {
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try {
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return get(fieldName);
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} catch (Exception e) {
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return null;
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}
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}
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/**
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* 获得Bean的类型
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*
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* @param <T> Bean类型
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* @return Bean类型
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*/
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@SuppressWarnings("unchecked")
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public <T> Class<T> getBeanClass() {
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return (Class<T>) this.beanClass;
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}
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/**
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* 设置字段值
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*
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* @param fieldName 字段名
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* @param value 字段值
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* @throws BeanException 反射获取属性值或字段值导致的异常
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*/
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@SuppressWarnings({"unchecked", "rawtypes"})
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public void set(String fieldName, Object value) throws BeanException {
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if (Map.class.isAssignableFrom(beanClass)) {
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((Map) bean).put(fieldName, value);
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} else {
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final PropDesc prop = BeanUtil.getBeanDesc(beanClass).getProp(fieldName);
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if (null == prop) {
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throw new BeanException("No public field or set method for {}", fieldName);
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}
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prop.setValue(bean, value);
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}
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * result + ((bean == null) ? 0 : bean.hashCode());
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return result;
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}
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/**
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* 执行原始Bean中的方法
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*
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* @param methodName 方法名
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* @param params 参数
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* @return 执行结果，可能为null
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*/
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public Object invoke(String methodName, Object... params) {
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return ReflectUtil.invoke(this.bean, methodName, params);
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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final DynaBean other = (DynaBean) obj;
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if (bean == null) {
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return other.bean == null;
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} else return bean.equals(other.bean);
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}
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/**
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* 获得原始Bean
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*
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* @param <T> Bean类型
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* @return bean
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*/
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@SuppressWarnings("unchecked")
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public <T> T getBean() {
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return (T) this.bean;
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}
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@Override
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public String toString() {
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return this.bean.toString();
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}
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/**
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* 获得Bean的类型
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*
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* @param <T> Bean类型
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* @return Bean类型
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*/
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@SuppressWarnings("unchecked")
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public <T> Class<T> getBeanClass() {
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return (Class<T>) this.beanClass;
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}
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@Override
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * result + ((bean == null) ? 0 : bean.hashCode());
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return result;
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}
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@Override
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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final DynaBean other = (DynaBean) obj;
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if (bean == null) {
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return other.bean == null;
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} else return bean.equals(other.bean);
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}
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@Override
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public String toString() {
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return this.bean.toString();
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}
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}
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@ -33,6 +33,56 @@ public class DynaBeanTest {
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Object invoke = bean2.invoke("testMethod");
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Assert.assertEquals("test for 李华", invoke);
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}
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@Test
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public void bean_by_static_clazz_constructor_Test() {
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String name_before = "李华";
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int age_before = 12;
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DynaBean bean = DynaBean.create(User.class);
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bean.set("name", name_before);
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bean.set("age", age_before);
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String name_after = bean.get("name");
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Assert.assertEquals(name_before, name_after);
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int age_after = bean.get("age");
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Assert.assertEquals(age_before, age_after);
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//重复包装测试
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DynaBean bean2 = new DynaBean(bean);
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User user2 = bean2.getBean();
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User user1 = bean.getBean();
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Assert.assertEquals(user1, user2);
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//执行指定方法
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Object invoke = bean2.invoke("testMethod");
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Assert.assertEquals("test for 李华", invoke);
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}
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@Test
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public void bean_by_instance_clazz_constructor_Test() {
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String name_before = "李华";
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int age_before = 12;
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DynaBean bean = new DynaBean(User.class);
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bean.set("name", name_before);
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bean.set("age", age_before);
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String name_after = bean.get("name");
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Assert.assertEquals(name_before, name_after);
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int age_after = bean.get("age");
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Assert.assertEquals(age_before, age_after);
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//重复包装测试
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DynaBean bean2 = new DynaBean(bean);
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User user2 = bean2.getBean();
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User user1 = bean.getBean();
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Assert.assertEquals(user1, user2);
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//执行指定方法
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Object invoke = bean2.invoke("testMethod");
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Assert.assertEquals("test for 李华", invoke);
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}
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public static class User{
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private String name;
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