新增部分工具
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package com.hxuanyu.common.config;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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/**
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* common 自动配置类
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*
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* @author hanxuanyu
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* @version 1.0
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*/
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@Configuration
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@ComponentScan("com.hxuanyu.common")
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public class CommonConfiguration {
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}
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package com.hxuanyu.common.spring;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.config.BeanDefinition;
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import org.springframework.beans.factory.support.BeanDefinitionBuilder;
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import org.springframework.beans.factory.support.BeanDefinitionRegistry;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ApplicationContextAware;
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import org.springframework.context.ConfigurableApplicationContext;
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import org.springframework.context.annotation.Lazy;
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import org.springframework.stereotype.Component;
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/**
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* SpringContext工具类，用于获取全局ApplicationContext以及从中获取bean
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*
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* @author hanxuanyu
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* @version 1.0
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*/
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@Component
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@Lazy(false)
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public class SpringContextUtil implements ApplicationContextAware {
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private static ApplicationContext applicationContext;
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@Override
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public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
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SpringContextUtil.applicationContext = applicationContext;
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}
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public static ApplicationContext getApplicationContext() {
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return applicationContext;
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}
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public static Object getBean(String name) {
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return getApplicationContext().getBean(name);
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}
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public static <T> T getBean(Class<T> clazz) {
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return getApplicationContext().getBean(clazz);
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}
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public static <T> T getBean(String name, Class<T> clazz) {
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return getApplicationContext().getBean(name, clazz);
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}
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/**
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* 主动向Spring容器中注册bean
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*
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* @param name BeanName
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* @param clazz 注册的bean的类性
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* @param args 构造方法的必要参数，顺序和类型要求和clazz中定义的一致
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* @param <T> 泛型
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* @return 返回注册到容器中的bean对象
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*/
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public static <T> T registerBean(String name, Class<T> clazz, Object... args) {
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return registerBean((ConfigurableApplicationContext) applicationContext, name, clazz, args);
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}
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/**
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* 主动向Spring容器中注册bean
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*
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* @param applicationContext Spring容器
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* @param name BeanName
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* @param clazz 注册的bean的类性
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* @param args 构造方法的必要参数，顺序和类型要求和clazz中定义的一致
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* @param <T> 泛型
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* @return 返回注册到容器中的bean对象
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*/
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public static <T> T registerBean(ConfigurableApplicationContext applicationContext, String name, Class<T> clazz,
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Object... args) {
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if (applicationContext.containsBean(name)) {
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Object bean = applicationContext.getBean(name);
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if (bean.getClass().isAssignableFrom(clazz)) {
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return (T) bean;
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} else {
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throw new RuntimeException("BeanName 重复 " + name);
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}
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}
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BeanDefinitionBuilder beanDefinitionBuilder = BeanDefinitionBuilder.genericBeanDefinition(clazz);
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for (Object arg : args) {
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beanDefinitionBuilder.addConstructorArgValue(arg);
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}
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BeanDefinition beanDefinition = beanDefinitionBuilder.getRawBeanDefinition();
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BeanDefinitionRegistry beanFactory = (BeanDefinitionRegistry) applicationContext.getBeanFactory();
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beanFactory.registerBeanDefinition(name, beanDefinition);
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return applicationContext.getBean(name, clazz);
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}
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}
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@@ -0,0 +1,131 @@
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package com.hxuanyu.common.util;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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import java.util.*;
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/**
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* 反射工具，操作Bean对象的属性
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*
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* @author hanxuanyu
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* @version 1.0
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*/
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public class BeanUtils {
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public static Field findField(Class<?> clazz, String name) {
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try {
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return clazz.getField(name);
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} catch (NoSuchFieldException ex) {
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return findDeclaredField(clazz, name);
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}
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}
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public static Field findDeclaredField(Class<?> clazz, String name) {
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try {
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return clazz.getDeclaredField(name);
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} catch (NoSuchFieldException ex) {
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if (clazz.getSuperclass() != null) {
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return findDeclaredField(clazz.getSuperclass(), name);
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}
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return null;
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}
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}
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public static Method findMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) {
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try {
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return clazz.getMethod(methodName, paramTypes);
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} catch (NoSuchMethodException ex) {
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return findDeclaredMethod(clazz, methodName, paramTypes);
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}
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}
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public static Method findDeclaredMethod(Class<?> clazz, String methodName, Class<?>... paramTypes) {
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try {
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return clazz.getDeclaredMethod(methodName, paramTypes);
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} catch (NoSuchMethodException ex) {
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if (clazz.getSuperclass() != null) {
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return findDeclaredMethod(clazz.getSuperclass(), methodName, paramTypes);
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}
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return null;
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}
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}
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public static Object getProperty(Object obj, String name) throws NoSuchFieldException {
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Object value;
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Field field = findField(obj.getClass(), name);
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if (field == null) {
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throw new NoSuchFieldException("no such field [" + name + "]");
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}
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boolean accessible = field.isAccessible();
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field.setAccessible(true);
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try {
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value = field.get(obj);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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field.setAccessible(accessible);
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return value;
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}
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public static void setProperty(Object obj, String name, Object value) throws NoSuchFieldException {
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Field field = findField(obj.getClass(), name);
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if (field == null) {
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throw new NoSuchFieldException("no such field [" + name + "]");
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}
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boolean accessible = field.isAccessible();
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field.setAccessible(true);
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try {
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field.set(obj, value);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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field.setAccessible(accessible);
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}
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public static Map<String, Object> obj2Map(Object obj, Map<String, Object> map) {
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if (map == null) {
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map = new HashMap<>(0);
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}
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if (obj != null) {
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try {
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Class<?> clazz = obj.getClass();
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do {
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Field[] fields = clazz.getDeclaredFields();
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for (Field field : fields) {
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int mod = field.getModifiers();
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if (Modifier.isStatic(mod)) {
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continue;
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}
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boolean accessible = field.isAccessible();
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field.setAccessible(true);
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map.put(field.getName(), field.get(obj));
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field.setAccessible(accessible);
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}
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clazz = clazz.getSuperclass();
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} while (clazz != null);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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return map;
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}
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/**
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* 获得父类集合，包含当前class
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*
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* @param clazz 类型泛型
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* @return 父类集合
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*/
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public static List<Class<?>> getSuperclassList(Class<?> clazz) {
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List<Class<?>> clazzes = new ArrayList<>(3);
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clazzes.add(clazz);
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clazz = clazz.getSuperclass();
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while (clazz != null) {
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clazzes.add(clazz);
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clazz = clazz.getSuperclass();
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}
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return Collections.unmodifiableList(clazzes);
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}
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}
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@@ -0,0 +1 @@
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org.springframework.boot.autoconfigure.EnableAutoConfiguration=com.hxuanyu.common.config.CommonConfiguration
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