| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package com.taobao.weex.utils; |
| |
| import android.text.TextUtils; |
| import com.alibaba.fastjson.JSON; |
| import com.alibaba.fastjson.JSONArray; |
| import com.alibaba.fastjson.JSONObject; |
| |
| import java.lang.reflect.Field; |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Type; |
| import java.math.BigDecimal; |
| |
| public class WXReflectionUtils { |
| |
| public static Object parseArgument(Type paramClazz, Object value) { |
| if(value != null){ |
| if(value.getClass() == paramClazz){ |
| return value; |
| } |
| if(paramClazz instanceof Class){ |
| if( ((Class<?>) paramClazz).isAssignableFrom(value.getClass())) { |
| return value; |
| } |
| } |
| } |
| if (paramClazz == String.class) { |
| return value instanceof String ? value : JSON.toJSONString(value); |
| } else if (paramClazz == int.class) { |
| return value.getClass().isAssignableFrom(int.class) ? value : WXUtils.getInt(value); |
| } else if (paramClazz == long.class) { |
| return value.getClass().isAssignableFrom(long.class) ? value : WXUtils.getLong(value); |
| } else if (paramClazz == double.class) { |
| return value.getClass().isAssignableFrom(double.class) ? value : WXUtils.getDouble(value); |
| } else if (paramClazz == float.class) { |
| return value.getClass().isAssignableFrom(float.class) ? value : WXUtils.getFloat(value); |
| } else if (paramClazz == JSONArray.class && value != null && value.getClass() == JSONArray.class) { |
| return value; |
| } else if (paramClazz == JSONObject.class && value != null && value.getClass() == JSONObject.class) { |
| return value; |
| } else { |
| return JSON.parseObject(value instanceof String ? (String) value : JSON.toJSONString(value), paramClazz); |
| } |
| } |
| |
| |
| public static void setValue(Object obj, String fieldName, Object value) { |
| if (obj == null || TextUtils.isEmpty(fieldName)) { |
| return; |
| } |
| |
| try { |
| // Field field = obj.getClass().getDeclaredField(fieldName); |
| Field field = getDeclaredField(obj, fieldName); |
| |
| Object realValue = value; |
| if (value instanceof BigDecimal || value instanceof Number || value instanceof String) { |
| if (field.getType() == Float.class || field.getType() == float.class) { |
| realValue = Float.parseFloat(value.toString()); |
| } else if (field.getType() == Double.class || field.getType() == double.class) { |
| realValue = Double.parseDouble(value.toString()); |
| } else if (field.getType() == Integer.class || field.getType() == int.class) { |
| realValue = (int) Double.parseDouble(value.toString()); |
| } else if (field.getType() == Boolean.class || field.getType() == boolean.class) { |
| realValue = Boolean.valueOf(value.toString()); |
| } |
| } |
| |
| if (field.getType() == boolean.class || field.getType() == Boolean.class) { |
| if (value != null) { |
| realValue = Boolean.valueOf(value.toString()); |
| } |
| } |
| |
| setProperty(obj, field, realValue); |
| } catch (Exception e) { |
| return; |
| } |
| } |
| |
| /** |
| * get field form object and it's parent |
| */ |
| public static Field getDeclaredField(Object object, String fieldName) { |
| Field field = null; |
| |
| Class<?> clazz = object.getClass(); |
| |
| for (; clazz != Object.class; clazz = clazz.getSuperclass()) { |
| try { |
| field = clazz.getDeclaredField(fieldName); |
| return field; |
| } catch (Exception e) { |
| |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Set property(field) of the specified object. |
| * @param bean The object which has the given property |
| * @param field The field to be set |
| * @param value The value to be set to the field |
| * @throws IllegalAccessException |
| * @throws InvocationTargetException |
| * @throws NoSuchMethodException |
| */ |
| public static void setProperty(Object bean, Field field, Object value) throws IllegalAccessException, |
| InvocationTargetException, |
| NoSuchMethodException { |
| |
| if (bean == null || field == null) { |
| return; |
| } |
| |
| try { |
| field.setAccessible(true); |
| field.set(bean, value); |
| } catch (Exception e) { |
| } |
| |
| } |
| } |