JAVA两个对象属性合并

import java.lang.reflect.Field;

public class CombineBeans {

	/**
	 * @Title: combineSydwCore
	 * @Description: 该方法是用于相同对象不同属性值的合并，如果两个相同对象中同一属性都有值，
	 *               那么sourceBean中的值会覆盖tagetBean重点的值
	 * @author: WangLongFei
	 * @date: 2017年12月26日 下午1:53:19
	 * @param sourceBean
	 *            被提取的对象bean
	 * @param targetBean
	 *            用于合并的对象bean
	 * @return targetBean 合并后的对象
	 * @return: Object
	 */
	@SuppressWarnings("unused")
	private Object combineSydwCore(Object sourceBean, Object targetBean) {
		Class sourceBeanClass = sourceBean.getClass();
		Class targetBeanClass = targetBean.getClass();

		Field[] sourceFields = sourceBeanClass.getDeclaredFields();
		Field[] targetFields = sourceBeanClass.getDeclaredFields();
		for (int i = 0; i < sourceFields.length; i++) {
			Field sourceField = sourceFields[i];
			Field targetField = targetFields[i];
			sourceField.setAccessible(true);
			targetField.setAccessible(true);
			try {
				if (!(sourceField.get(sourceBean) == null)) {
					targetField.set(targetBean, sourceField.get(sourceBean));
				}
			} catch (IllegalArgumentException | IllegalAccessException e) {
				e.printStackTrace();
			}
		}
		return targetBean;
	}

	// 测试 combineBeans方法
	public static void main(String[] args) {
		Student sourceModel = new Student(); // 第一个对象
		Student targetModel = new Student(); // 第二个model对象

		sourceModel.setSex("1");
		sourceModel.setcName("张三");

		targetModel.setSex("2");
		targetModel.setcName("李四");
		targetModel.setCardName("身份证");
		targetModel.setCardNumber("222222222222222222222");

		CombineBeans test = new CombineBeans();
		test.combineSydwCore(sourceModel, targetModel);
	}
}


public class Student {
	private String sex;
	private String cName;
	private String cardName;
	private String cardNumber;

	public String getSex() {
		return sex;
	}

	public void setSex(String sex) {
		this.sex = sex;
	}

	public String getcName() {
		return cName;
	}

	public void setcName(String cName) {
		this.cName = cName;
	}

	public String getCardName() {
		return cardName;
	}

	public void setCardName(String cardName) {
		this.cardName = cardName;
	}

	public String getCardNumber() {
		return cardNumber;
	}

	public void setCardNumber(String cardNumber) {
		this.cardNumber = cardNumber;
	}

}