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@ -7,6 +7,9 @@ import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import com.alibaba.fastjson.JSONArray; |
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import com.alibaba.fastjson.JSONObject; |
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import org.dom4j.Attribute; |
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import org.dom4j.Document; |
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import org.dom4j.DocumentException; |
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@ -20,8 +23,7 @@ import org.slf4j.LoggerFactory; |
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* |
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* |
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*/ |
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public class XmlUtil |
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{ |
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public class XmlUtil { |
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/** |
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* 日志服务 |
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*/ |
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@ -30,22 +32,18 @@ public class XmlUtil |
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/** |
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* 解析XML为Document对象 |
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* |
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* @param xml |
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* 被解析的XMl |
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* @param xml 被解析的XMl |
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* |
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* @return Document |
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*/ |
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public static Element parseXml(String xml) |
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{ |
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public static Element parseXml(String xml) { |
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Document document = null; |
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//
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StringReader sr = new StringReader(xml); |
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SAXReader saxReader = new SAXReader(); |
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try |
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{ |
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try { |
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document = saxReader.read(sr); |
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} |
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catch (DocumentException e) |
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{ |
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} catch (DocumentException e) { |
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LOG.error("解析失败", e); |
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} |
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return null == document ? null : document.getRootElement(); |
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@ -54,16 +52,12 @@ public class XmlUtil |
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/** |
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* 获取element对象的text的值 |
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* |
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* @param em |
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* 节点的对象 |
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* @param tag |
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* 节点的tag |
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* @param em 节点的对象 |
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* @param tag 节点的tag |
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* @return 节点 |
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*/ |
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public static String getText(Element em, String tag) |
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{ |
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if (null == em) |
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{ |
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public static String getText(Element em, String tag) { |
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if (null == em) { |
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return null; |
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} |
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Element e = em.element(tag); |
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@ -74,16 +68,12 @@ public class XmlUtil |
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/** |
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* 递归解析xml节点,适用于 多节点数据 |
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* |
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* @param node |
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* node |
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* @param nodeName |
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* nodeName |
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* @param node node |
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* @param nodeName nodeName |
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* @return List<Map<String, Object>> |
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*/ |
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public static List<Map<String, Object>> listNodes(Element node, String nodeName) |
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{ |
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if (null == node) |
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{ |
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public static List<Map<String, Object>> listNodes(Element node, String nodeName) { |
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if (null == node) { |
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return null; |
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} |
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// 初始化返回
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@ -93,12 +83,9 @@ public class XmlUtil |
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Map<String, Object> map = null; |
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// 遍历属性节点
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for (Attribute attribute : list) |
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{ |
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if (nodeName.equals(node.getName())) |
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{ |
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if (null == map) |
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{ |
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for (Attribute attribute : list) { |
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if (nodeName.equals(node.getName())) { |
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if (null == map) { |
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map = new HashMap<String, Object>(); |
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listMap.add(map); |
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} |
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@ -110,12 +97,74 @@ public class XmlUtil |
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// 遍历当前节点下的所有节点 ,nodeName 要解析的节点名称
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// 使用递归
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Iterator<Element> iterator = node.elementIterator(); |
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while (iterator.hasNext()) |
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{ |
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while (iterator.hasNext()) { |
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Element e = iterator.next(); |
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listMap.addAll(listNodes(e, nodeName)); |
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} |
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return listMap; |
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} |
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/** |
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* xml转json |
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* |
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* @param element |
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* @param json |
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*/ |
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public static void node2Json(Element element, JSONObject json) { |
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// 如果是属性
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for (Object o : element.attributes()) { |
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Attribute attr = (Attribute) o; |
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if (!isEmpty(attr.getValue())) { |
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json.put("@" + attr.getName(), attr.getValue()); |
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} |
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} |
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List<Element> chdEl = element.elements(); |
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if (chdEl.isEmpty() && !isEmpty(element.getText())) {// 如果没有子元素,只有一个值
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json.put(element.getName(), element.getText()); |
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} |
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for (Element e : chdEl) { // 有子元素
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if (!e.elements().isEmpty()) { // 子元素也有子元素
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JSONObject chdjson = new JSONObject(); |
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node2Json(e, chdjson); |
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Object o = json.get(e.getName()); |
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if (o != null) { |
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JSONArray jsona = null; |
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if (o instanceof JSONObject) { // 如果此元素已存在,则转为jsonArray
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JSONObject jsono = (JSONObject) o; |
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json.remove(e.getName()); |
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jsona = new JSONArray(); |
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jsona.add(jsono); |
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jsona.add(chdjson); |
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} |
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if (o instanceof JSONArray) { |
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jsona = (JSONArray) o; |
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jsona.add(chdjson); |
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} |
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json.put(e.getName(), jsona); |
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} else { |
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if (!chdjson.isEmpty()) { |
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json.put(e.getName(), chdjson); |
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} |
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} |
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} else { // 子元素没有子元素
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for (Object o : element.attributes()) { |
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Attribute attr = (Attribute) o; |
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if (!isEmpty(attr.getValue())) { |
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json.put("@" + attr.getName(), attr.getValue()); |
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} |
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} |
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if (!e.getText().isEmpty()) { |
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json.put(e.getName(), e.getText()); |
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} |
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} |
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} |
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} |
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public static boolean isEmpty(String str) { |
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if (str == null || str.trim().isEmpty() || "null".equals(str)) { |
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return true; |
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} |
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return false; |
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} |
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} |
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