70 lines
2.2 KiB
Java
70 lines
2.2 KiB
Java
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package ink.wgink.util.xml;
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import ink.wgink.util.ReflectUtil;
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import org.apache.commons.collections.KeyValue;
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import org.apache.commons.lang3.StringUtils;
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import org.dom4j.Document;
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import org.dom4j.DocumentException;
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import org.dom4j.Element;
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import org.dom4j.io.SAXReader;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.nio.charset.StandardCharsets;
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import java.util.List;
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import java.util.Map;
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/**
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* When you feel like quitting. Think about why you started
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* 当你想要放弃的时候，想想当初你为何开始
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*
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* @ClassName: XMLUtil
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* @Description: XML工具类
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* @Author: wanggeng
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* @Date: 2021/4/28 9:44 上午
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* @Version: 1.0
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*/
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public class XMLUtil {
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/**
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* XML转简单bean，bean属性类型为字符串
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*
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* @param xml
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* @param clazz
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* @param <T>
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* @return
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* @throws Exception
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*/
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public static <T> T xml2SampleBean(String xml, Class<T> clazz) throws Exception {
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if (StringUtils.isBlank(xml)) {
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return null;
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}
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Field[] fields = clazz.getDeclaredFields();
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Map<String, String[]> getSetMethodMap = ReflectUtil.fieldGetSetMethod(fields);
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if (getSetMethodMap == null) {
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return null;
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}
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SAXReader saxReader = new SAXReader();
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Document document = saxReader.read(new ByteArrayInputStream(xml.getBytes(StandardCharsets.UTF_8)));
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Element rootElement = document.getRootElement();
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List<Element> elements = rootElement.elements();
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if (elements.isEmpty()) {
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return null;
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}
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T t = clazz.newInstance();
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for (Element element : elements) {
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String elementName = element.getName();
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String firstLower = elementName.substring(0, 1).toLowerCase();
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String firstLowerMethodName = firstLower + elementName.substring(1);
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String[] getSetMethodArray = getSetMethodMap.get(firstLowerMethodName);
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Method setMethod = clazz.getMethod(getSetMethodArray[1], String.class);
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String elementText = element.getTextTrim();
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setMethod.invoke(t, StringUtils.isBlank(elementText) ? "" : elementText);
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}
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return t;
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}
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}
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