java解析文件夹代码 java解析文件中的数据( 二 )

str[i] = str2[str2.length-1];
if(isTime(str[i])){
++timeNum;
}
}
for(int i=0; itimeNum;++i)
{
Statement sm = new Statement();
sm.setTime(str[i]);
if(timeNumstr.length)
{
sm.setLyric(str[str.length-1]);
}
statements.add(sm);
}
}
sortLyric();
}
/*
* judge the string is or not date format.
*/
private boolean isTime(String string)
{
String str[] = string.split(":|\\.");
if(3!=str.length)
{
return false;
}
try{
for(int i=0;istr.length;++i)
{
Integer.parseInt(str[i]);
}
}
catch(NumberFormatException e)
{
Log.e(TAG, "isTime exception："+e.getMessage());
return false;
}
return true;
}
/*
* sort the word by time.
*/
private void sortLyric()
{
for(int i=0;istatements.size()-1;++i)
{
int index=i;
double delta=Double.MAX_VALUE;
boolean moveFlag = false;
for(int j=i+1;jstatements.size();++j)
{
double sub;
if(0=(sub=statements.get(i).getTime()-statements.get(j).getTime()))
{
continue;
}
moveFlag=true;
if(subdelta)
{
delta=sub;
index=j+1;
}
}
if(moveFlag)
{
statements.add(index, statements.get(i));
statements.remove(i);
--i;
}
}
}
/**
* get title
* @return
*/
public String getTitle(){
return title;
}
/**
* get artist
* @return
*/
public String getArtist(){
return artist;
}
/**
* get album
* @return
*/
public String getAlbum(){
return album;
}
/**
* get lrc maker
* @return
*/
public String getLrcMaker(){
return lrcMaker;
}
/**
* get song list
* @return
*/
public ListStatement getLrcList(){
return statements;
}
}
java源文件解析建一个Student实体类封装数据
public static ListStudent readXml() {
ListStudent list = new ArrayListStudent();
//定义一个a href="https://www.04ip.com/post/;tn=44039180_cprfenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1Y3uhnvryDYrjIBPyDYn1Rv0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6K1TL0qnfK1TL0z5HD0IgF_5y9YIZ0lQzqlpA-bmyt8mh7GuZR8mvqVQL7dugPYpyq8Q1RznjcYn1TLnH04rjcYnjTvPf" target="_blank" class="baidu-highlight"dom解析/a器工厂实例
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
try {
//由工厂实例得到一个a href="https://www.04ip.com/post/;tn=44039180_cprfenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1Y3uhnvryDYrjIBPyDYn1Rv0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6K1TL0qnfK1TL0z5HD0IgF_5y9YIZ0lQzqlpA-bmyt8mh7GuZR8mvqVQL7dugPYpyq8Q1RznjcYn1TLnH04rjcYnjTvPf" target="_blank" class="baidu-highlight"dom解析/a器
DocumentBuilder dom = factory.newDocumentBuilder();
//找到a href="https://www.04ip.com/post/;tn=44039180_cprfenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1Y3uhnvryDYrjIBPyDYn1Rv0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6K1TL0qnfK1TL0z5HD0IgF_5y9YIZ0lQzqlpA-bmyt8mh7GuZR8mvqVQL7dugPYpyq8Q1RznjcYn1TLnH04rjcYnjTvPf" target="_blank" class="baidu-highlight"xml文档/a
File file=new File("src/com/jereh/ch05/Students.xml");
Document doc=dom.parse(file);
//
Element root = doc.getDocumentElement();
NodeList stuNodeList = root.getChildNodes();
for (int i = 0; istuNodeList.getLength(); i++) {
Node stu = stuNodeList.item(i);
Student student = new Student();
if (stu != nullstu.getNodeType() == Node.ELEMENT_NODE) {
// System.out.println(stu);
Element stuElement = (Element) stu;
student.setNo(stuElement.getAttribute("id"));
// stu.getAttributes().getNamedItem(null);
// Element stu=(Element)stuNodeList