/**
* 生成sel的document
*
* @param normalName normal普通状态的图片名
* @param specialName 特殊状态(pressed按下/checked选中)的图片名
* @param end 特殊状态(pressed按下/checked选中)后缀名
* @return
*/
public static Document createSelector(String normalName, String specialName, String end) {
Document doc = XmlUtil.read("res\\drawable\\sel.xml");
Element rootElement = doc.getRootElement();
List<Element> elements = XmlUtil.getAllElements(doc);
for (Element element : elements) {
Attribute attr = element.attribute("drawable");
if (attr == null) {
continue;
}
String value = attr.getStringValue();
if (value.contains(end)) {
// 替换特殊状态(pressed/checked)的item加后缀
value = value.replace(end, specialName);
attr.setValue(value);
} else if (element.attributeCount() > 1) {
// 移除不需要的element
rootElement.remove(element);
} else {
// normal状态的item不加后缀
value = value.replace("normal", normalName);
attr.setValue(value);
}
}
return doc;
}
/**
* 修改xml某节点的值
*
* @param inputXml 原xml文件
* @param nodes 要修改的节点
* @param attributename 属性名称
* @param value 新值
* @param outXml 输出文件路径及文件名 如果输出文件为null，则默认为原xml文件
*/
public static void modifyDocument(
File inputXml, String nodes, String attributename, String value, String outXml) {
try {
SAXReader saxReader = new SAXReader();
Document document = saxReader.read(inputXml);
List list = document.selectNodes(nodes);
Iterator iter = list.iterator();
while (iter.hasNext()) {
Attribute attribute = (Attribute) iter.next();
if (attribute.getName().equals(attributename)) attribute.setValue(value);
}
XMLWriter output;
if (outXml != null) { // 指定输出文件
output = new XMLWriter(new FileWriter(new File(outXml)));
} else { // 输出文件为原文件
output = new XMLWriter(new FileWriter(inputXml));
}
output.write(document);
output.close();
} catch (DocumentException e) {
System.out.println(e.getMessage());
} catch (IOException e) {
System.out.println(e.getMessage());
}
}
// 修改：属性值，文本
public static void main(String[] args) throws Exception {
Document doc = new SAXReader().read(new File("C:/Users/Administrator/Desktop/contact.xml"));
// 方案一： 修改属性值 1.得到标签对象 2.得到属性对象 3.修改属性值
// 1.1 得到标签对象
Element contactElem = doc.getRootElement().element("contact");
// 1.2 得到属性对象
Attribute idAttr = contactElem.attribute("id");
// 1.3 修改属性值
idAttr.setValue("003");
// 方案二： 修改属性值
// 1.1 得到标签对象
Element contactElem1 = doc.getRootElement().element("contact");
// 1.2 通过增加同名属性的方法，修改属性值
contactElem.addAttribute("id", "004");
// 修改文本 1.得到标签对象 2.修改文本
Element nameElem = doc.getRootElement().element("contact").element("name");
nameElem.setText("demo7");
FileOutputStream out = new FileOutputStream("C:/Users/Administrator/Desktop/test/contact.xml");
OutputFormat format = OutputFormat.createPrettyPrint();
format.setEncoding("utf-8");
XMLWriter writer = new XMLWriter(out, format);
writer.write(doc);
writer.close();
}
/**
* 修改XML文件中内容,并另存为一个新文件 重点掌握dom4j中如何添加节点,修改节点,删除节点
*
* @param filename 修改对象文件
* @param newfilename 修改后另存为该文件
* @return 返回操作结果, 0表失败, 1表成功
*/
public int modifyXMLFile(String filename, String newfilename) {
int returnValue = 0;
SAXReader saxReader = new SAXReader();
Document doc = null;
try {
/** 修改内容之一:如果book节点中show参数的内容为yes,则修改成no */
/** 先用xpath查找对象 */
doc = saxReader.read(new File(filename));
List list = doc.selectNodes("/books/book/@show");
Iterator iter = list.iterator();
while (iter.hasNext()) {
Attribute attr = (Attribute) iter.next();
if ("yes".equals(attr.getValue())) {
attr.setValue("no");
}
}
} catch (DocumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
/** 修改内容之二:把owner项内容改为Tshinghua 并在owner节点中加入date节点,date节点的内容为2004-09-11,还为date节点添加一个参数type */
List list = doc.selectNodes("/books/owner");
Iterator iter = list.iterator();
if (iter.hasNext()) {
Element ownEle = (Element) iter.next();
ownEle.setText("Tshinghua");
Element dateEle = ownEle.addElement("date");
dateEle.setText("2012-12-17");
dateEle.addAttribute("type", "Gregorian calendar");
}
/** 修改内容之三:若title内容为Dom4j Tutorials,则删除该节点 */
List list2 = doc.selectNodes("/books/book");
Iterator iter2 = list2.iterator();
while (iter2.hasNext()) {
Element bookEle = (Element) iter2.next();
Iterator iterator = bookEle.elementIterator("title");
while (iterator.hasNext()) {
Element titleElement = (Element) iterator.next();
if (titleElement.getText().equals("Dom4j Tutorials")) {
bookEle.remove(titleElement);
}
}
}
try {
/** 将document中的内容写入文件中 */
XMLWriter writer = new XMLWriter(new FileWriter(new File(newfilename)));
writer.write(doc);
writer.close();
/** 执行成功,需返回1 */
returnValue = 1;
} catch (Exception ex) {
ex.printStackTrace();
}
return returnValue;
}
/**
* 设置系统设置
*
* @param setting 系统设置
*/
public static void set(Setting setting) {
try {
File shopxxXmlFile = new ClassPathResource(CommonAttributes.SHOPXX_XML_PATH).getFile();
Document document = new SAXReader().read(shopxxXmlFile);
List<Element> elements = document.selectNodes("/shopxx/setting");
for (Element element : elements) {
try {
String name = element.attributeValue("name");
String value = beanUtils.getProperty(setting, name);
Attribute attribute = element.attribute("value");
attribute.setValue(value);
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
}
FileOutputStream fileOutputStream = null;
XMLWriter xmlWriter = null;
try {
OutputFormat outputFormat = OutputFormat.createPrettyPrint();
outputFormat.setEncoding("UTF-8");
outputFormat.setIndent(true);
outputFormat.setIndent(" ");
outputFormat.setNewlines(true);
fileOutputStream = new FileOutputStream(shopxxXmlFile);
xmlWriter = new XMLWriter(fileOutputStream, outputFormat);
xmlWriter.write(document);
} catch (Exception e) {
e.printStackTrace();
} finally {
if (xmlWriter != null) {
try {
xmlWriter.close();
} catch (IOException e) {
}
}
IOUtils.closeQuietly(fileOutputStream);
}
Ehcache cache = cacheManager.getEhcache(Setting.CACHE_NAME);
cache.put(new net.sf.ehcache.Element(Setting.CACHE_KEY, setting));
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 修改指定节点的属性值；
*
* @param inputXml xml文件流
* @param XPath 要修改节点属性的表达式；如："//article/@level" 则表示修改节点level(父节点为article)的属性
* @param attributeValue 属性新值；
*/
@SuppressWarnings("unchecked")
public Document modifyXMLNodeAttributeByName(File inputXml, String XPath, String attributeValue) {
if (XPath.indexOf("@") < 0) {
System.out.println("参数XPath无效,请在要修改的属性前加入'@'");
return null;
}
SAXReader saxReader = new SAXReader();
Document document = null;
try {
document = saxReader.read(inputXml);
List list = document.selectNodes(XPath);
Iterator iter = list.iterator();
while (iter.hasNext()) {
Attribute attribute = (Attribute) iter.next();
// 把原属性修改为新的属性；
attribute.setValue(attributeValue);
}
} catch (DocumentException e) {
e.printStackTrace();
}
return document;
}
/**
* 修改XML文件中内容,并另存为一个新文件 重点掌握dom4j中如何添加节点,修改节点,删除节点
*
* @param filename 修改对象文件
* @param newfilename 修改后另存为该文件
* @return 返回操作结果, 0表失败, 1表成功
*/
public int modiXMLFile(String filename, String newfilename) {
int returnValue = 0;
try {
SAXReader saxReader = new SAXReader();
Document document = saxReader.read(new java.io.File(filename));
/** 修改内容之一: 如果book节点中show属性的内容为yes,则修改成no */
/** 先用xpath查找对象 */
List list = document.selectNodes("/books/book/@show");
Iterator iter = list.iterator();
while (iter.hasNext()) {
Attribute attribute = (Attribute) iter.next();
if (attribute.getValue().equals("yes")) {
attribute.setValue("no");
}
}
/** 修改内容之二: 把owner项内容改为"测试修改" 并在owner节点中加入date节点,date节点的内容为2004-09-11,还为date节点添加一个属性type */
list = document.selectNodes("/books/owner");
iter = list.iterator();
if (iter.hasNext()) {
Element ownerElement = (Element) iter.next();
ownerElement.setText("测试修改");
Element dateElement = ownerElement.addElement("date");
dateElement.setText("2008-09-11");
dateElement.addAttribute("type", "日期");
}
/** 修改内容之三: 若title内容为Dom4j Tutorials,则删除该节点 */
list = document.selectNodes("/books/book");
iter = list.iterator();
while (iter.hasNext()) {
Element bookElement = (Element) iter.next();
Iterator iterator = bookElement.elementIterator("title");
while (iterator.hasNext()) {
Element titleElement = (Element) iterator.next();
if (titleElement.getText().equals("Dom4j Tutorials")) {
bookElement.remove(titleElement);
}
}
}
try {
/** 格式化输出,类型IE浏览一样 */
OutputFormat format = OutputFormat.createPrettyPrint();
/** 指定XML编码 */
// format.setEncoding("GBK");
/** 将document中的内容写入文件中 */
// XMLWriter writer = new XMLWriter(new FileWriter(new
// File(newfilename)),format);
// 保证编码为UTF-8，支持中文写入
XMLWriter writer = new XMLWriter(new FileOutputStream(new File(newfilename)), format);
writer.write(document);
writer.close();
/** 执行成功,需返回1 */
returnValue = 1;
} catch (Exception ex) {
ex.printStackTrace();
}
} catch (Exception ex) {
ex.printStackTrace();
}
return returnValue;
}
