import java.io.InputStream;
import java.io.PrintStream;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.apache.poi.hssf.usermodel.HSSFDateUtil;
import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.openxml4j.opc.PackageAccess;
import org.apache.poi.ss.usermodel.BuiltinFormats;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.xssf.eventusermodel.ReadOnlySharedStringsTable;
import org.apache.poi.xssf.eventusermodel.XSSFReader;
import org.apache.poi.xssf.model.StylesTable;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;
public class ImportMutation {
/**
* 执行程序入口方法
* readerExcel方法参数如下：
*文件路径 ，sheet名称，列总数
* @author: wanght
* 2017-6-28 上午10:19:14
* @param args
* @throws Exception
* void
*
*/
public static void main(String[] args) throws Exception {
//每次执行的条数，可自行修改
int total = 200;
DateFormat format=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
List<String[]> list = ImportMutation.readerMutationExcel("F:\\import\\info.xlsx","info", 23);
Date date=new Date();
String time=format.format(date);
System.out.println("开始时间："+time);
updateMutation(list,total);
Date date1=new Date();
String time1=format.format(date1);
System.out.println("结束时间："+time1);
System.out.println("执行完毕，数据操作完成！");
}
/**
* 链接数据库
* @author: wanght
* 2017-6-26 下午2:30:04
* void
*
*/
public static Connection getCon(){
Connection connection = getConnection();
for (int i = 0; i < 5; i++) {
if(connection == null){
try {
Thread.sleep(1000);
connection = getConnection();
if(i==4){
throw new Exception("获取链接失败");
}
} catch (Exception e) {
e.printStackTrace();
}
}else{
break;
}
}
return connection;
}
public static Connection getConnection(){
Connection conn = null;
try {
// 加载mysql驱动程序
Class.forName("com.mysql.jdbc.Driver");
// 连接localhost上的mysql,并指定使用的数据库，用户名为***,密码为***
conn = DriverManager.getConnection("jdbc:mysql://数据库地址:3306/酷名称?characterEncoding=UTF-8","数据库用户名","数据库密码");
return conn;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/** 判断数据库是否支持批处理 */
public static boolean supportBatch(Connection con) {
try {
// 得到数据库的元数据
DatabaseMetaData md = con.getMetaData();
return md.supportsBatchUpdates();
} catch (SQLException e) {
e.printStackTrace();
}
return false;
}
/** 执行一批SQL语句 */
public static int[] goBatch(Connection con, String[] sqls) throws Exception {
if (sqls == null) {
return null;
}
Statement sm = null;
try {
sm = con.createStatement();
for (int i = 0; i < sqls.length; i++) {
sm.addBatch(sqls[i]);// 将所有的SQL语句添加到Statement中
}
// 一次执行多条SQL语句
return sm.executeBatch();
} catch (SQLException e) {
e.printStackTrace();
} finally {
sm.close();
}
return null;
}
/**
* 执行更新操作
* @author: wanght
* 2017-6-27 上午11:17:28
* @param total
* @param str
* void
*
*/
public static void updateMutation(List<String[]> list, int total){
Connection conn = getCon();
try{
if (!conn.isClosed()) {
boolean supportBatch = supportBatch(conn); // 判断是否支持批处理
if(supportBatch){
update(conn,list,total);
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (conn != null) {
try {
//关闭连接对象
conn.close();
conn = null;
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
public static void update(Connection conn,List<String[]> list, int total){
List<String> sqls = new ArrayList<String>();
String [] sqlArrayStrings = new String[total];
for (int i = 0; i < list.size(); i++) {
if(i==0){
continue;
}
String[] strings = list.get(i);
sqls.add("update mm_mutation set chrom_name = "+strings[1]+"" +
",start_location = "+strings[2]+",end_location = "+strings[3]+",chrombase_change = "+strings[4]+"" +
",rs_no = "+strings[5]+",mutation_area = "+strings[6]+",maf = "+strings[7]+"" +
",cn_rate = "+strings[8]+",cn_rate_south = "+strings[9]+",cn_rate_north = "+strings[10]+"" +
",deyidf_rate = "+strings[11]+",deyidf_rate_patient = "+strings[12]+",exac_easia = "+strings[13]+"" +
",exac_sasia = "+strings[14]+",exac_max = "+strings[15]+",esp_rate = "+strings[16]+"" +
",sift_forecast = "+strings[17]+",poly_hdiv_forecast = "+strings[18]+",poly_hvar_forecast = "+strings[19]+"" +
",mutationtaster_forecast = "+strings[20]+",mcap_forecast = "+strings[21]+",revel_forecast = "+strings[22]+"" +
" where mutation_no =" +strings[0]);
try {
if(i%(total)==0){
int[] results = goBatch(conn, sqls.toArray(sqlArrayStrings));// 执行一批SQL语句
System.out.println("以下执行范围是第"+ ((i+2)-200)+ "行至第"+(i+1)+"行");
// 分析执行的结果
for (int k = 0; k < sqls.size(); k++) {
if(results[k] > 0){
System.out.println("编号为:" + sqls.get(k).substring(sqls.get(k).indexOf("mutation_no")) + " 执行成功，影响了"
+ results[k] + "行数据!");
}else if (results[k] == 0) {
//影响行数为0的数据说明数据库不存在该突变信息对应的信息
System.out.println("编号为:" + sqls.get(k).substring(sqls.get(k).indexOf("mutation_no"))+ "对应的数据在库中不存在！");
}else{
System.out.println("执行失败！");
}
}
sqls.clear();
}else if(i == list.size()-1){
int[] results = goBatch(conn, sqls.toArray(sqlArrayStrings));// 执行一批SQL语句
// 分析执行的结果
for (int k = 0; k < sqls.size(); k++) {
if(results[k] > 0){
System.out.println("编号为:" + sqls.get(k).substring(sqls.get(k).indexOf("mutation_no")) + " 执行成功，影响了"
+ results[k] + "行数据!");
}else if (results[k] == 0) {
//影响行数为0的数据说明数据库不存在该突变信息对应的信息
System.out.println("编号为:" + sqls.get(k).substring(sqls.get(k).indexOf("mutation_no"))+ "的数据在库中不存在！");
}else{
System.out.println("执行失败！");
}
}
sqls.clear();
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
==================以下代码转载为http://blog.csdn.net/lishengbo/article/details/40711769博客，非原创=========
* The type of the data value is indicated by an attribute on the cell. The
* value is usually in a "v" element within the cell.
*/
enum xssfDataType {
BOOL, ERROR, FORMULA, INLINESTR, SSTINDEX, NUMBER,
}
/**
* 使用xssf_sax_API处理Excel,请参考： http://poi.apache.org/spreadsheet/how-to.html#xssf_sax_api
* <p/>
* Also see Standard ECMA-376, 1st edition, part 4, pages 1928ff, at
* http://www.ecma-international.org/publications/standards/Ecma-376.htm
* <p/>
* A web-friendly version is http://openiso.org/Ecma/376/Part4
*/
class MyXSSFSheetHandler extends DefaultHandler {
/**
* Table with styles
*/
private StylesTable stylesTable;
/**
* Table with unique strings
*/
private ReadOnlySharedStringsTable sharedStringsTable;
/**
* Destination for data
*/
private final PrintStream output;
/**
* Number of columns to read starting with leftmost
*/
private final int minColumnCount;
// Set when V start element is seen
private boolean vIsOpen;
// Set when cell start element is seen;
// used when cell close element is seen.
private xssfDataType nextDataType;
// Used to format numeric cell values.
private short formatIndex;
private String formatString;
private final DataFormatter formatter;
private int thisColumn = -1;
// The last column printed to the output stream
private int lastColumnNumber = -1;
// Gathers characters as they are seen.
private StringBuffer value;
private String[] record;
private List<String[]> rows = new ArrayList<String[]>();
private boolean isCellNull = false;
/**
* Accepts objects needed while parsing.
*
* @param styles
* Table of styles
* @param strings
* Table of shared strings
* @param cols
* Minimum number of columns to show
* @param target
* Sink for output
*/
public MyXSSFSheetHandler(StylesTable styles,
ReadOnlySharedStringsTable strings, int cols, PrintStream target) {
this.stylesTable = styles;
this.sharedStringsTable = strings;
this.minColumnCount = cols;
this.output = target;
this.value = new StringBuffer();
this.nextDataType = xssfDataType.NUMBER;
this.formatter = new DataFormatter();
record = new String[this.minColumnCount];
rows.clear();// 每次读取都清空行集合
}
/*
* (non-Javadoc)
*
* @see
* org.xml.sax.helpers.DefaultHandler#startElement(java.lang.String,
* java.lang.String, java.lang.String, org.xml.sax.Attributes)
*/
public void startElement(String uri, String localName, String name,
Attributes attributes) throws SAXException {
if ("inlineStr".equals(name) || "v".equals(name)) {
vIsOpen = true;
// Clear contents cache
value.setLength(0);
}
// c => cell
else if ("c".equals(name)) {
// Get the cell reference
String r = attributes.getValue("r");
int firstDigit = -1;
for (int c = 0; c < r.length(); ++c) {
if (Character.isDigit(r.charAt(c))) {
firstDigit = c;
break;
}
}
thisColumn = nameToColumn(r.substring(0, firstDigit));
// Set up defaults.
this.nextDataType = xssfDataType.NUMBER;
this.formatIndex = -1;
this.formatString = null;
String cellType = attributes.getValue("t");
String cellStyleStr = attributes.getValue("s");
if ("b".equals(cellType))
nextDataType = xssfDataType.BOOL;
else if ("e".equals(cellType))
nextDataType = xssfDataType.ERROR;
else if ("inlineStr".equals(cellType))
nextDataType = xssfDataType.INLINESTR;
else if ("s".equals(cellType))
nextDataType = xssfDataType.SSTINDEX;
else if ("str".equals(cellType))
nextDataType = xssfDataType.FORMULA;
else if (cellStyleStr != null) {
// It's a number, but almost certainly one
// with a special style or format
int styleIndex = Integer.parseInt(cellStyleStr);
XSSFCellStyle style = stylesTable.getStyleAt(styleIndex);
this.formatIndex = style.getDataFormat();
this.formatString = style.getDataFormatString();
if (this.formatString == null)
this.formatString = BuiltinFormats
.getBuiltinFormat(this.formatIndex);
}
}
}
/*
* (non-Javadoc)
*
* @see org.xml.sax.helpers.DefaultHandler#endElement(java.lang.String,
* java.lang.String, java.lang.String)
*/
public void endElement(String uri, String localName, String name)
throws SAXException {
String thisStr = null;
// v => contents of a cell
if ("v".equals(name)) {
// Process the value contents as required.
// Do now, as characters() may be called more than once
switch (nextDataType) {
case BOOL:
char first = value.charAt(0);
thisStr = first == '0' ? "FALSE" : "TRUE";
break;
case ERROR:
thisStr = "\"ERROR:" + value.toString() + '"';
break;
case FORMULA:
thisStr = '"' + value.toString() + '"';
break;
case INLINESTR:
XSSFRichTextString rtsi = new XSSFRichTextString(
value.toString());
thisStr = '"' + rtsi.toString() + '"';
break;
case SSTINDEX:
String sstIndex = value.toString();
try {
int idx = Integer.parseInt(sstIndex);
XSSFRichTextString rtss = new XSSFRichTextString(
sharedStringsTable.getEntryAt(idx));
thisStr = '"' + rtss.toString() + '"';
} catch (NumberFormatException ex) {
output.println("Failed to parse SST index '" + sstIndex
+ "': " + ex.toString());
}
break;
case NUMBER:
String n = value.toString();
// 判断是否是日期格式
if (HSSFDateUtil.isADateFormat(this.formatIndex, n)) {
Double d = Double.parseDouble(n);
Date date=HSSFDateUtil.getJavaDate(d);
thisStr=formateDateToString(date);
} else if (this.formatString != null)
thisStr = formatter.formatRawCellContents(
Double.parseDouble(n), this.formatIndex,
this.formatString);
else
thisStr = n;
break;
default:
thisStr = "(TODO: Unexpected type: " + nextDataType + ")";
break;
}
// Output after we've seen the string contents
// Emit commas for any fields that were missing on this row
if (lastColumnNumber == -1) {
lastColumnNumber = 0;
}
//判断单元格的值是否为空
if (thisStr == null || "".equals(isCellNull)) {
isCellNull = true;// 设置单元格是否为空值
}
record[thisColumn] = thisStr;
// Update column
if (thisColumn > -1)
lastColumnNumber = thisColumn;
} else if ("row".equals(name)) {
// Print out any missing commas if needed
if (minColumns > 0) {
// Columns are 0 based
if (lastColumnNumber == -1) {
lastColumnNumber = 0;
}
if (isCellNull == false && record[0] != null
&& record[1] != null)// 判断是否空行
{
rows.add(record.clone());
isCellNull = false;
for (int i = 0; i < record.length; i++) {
record[i] = null;
}
}
}
lastColumnNumber = -1;
}
}
public List<String[]> getRows() {
return rows;
}
public void setRows(List<String[]> rows) {
this.rows = rows;
}
/**
* Captures characters only if a suitable element is open. Originally
* was just "v"; extended for inlineStr also.
*/
public void characters(char[] ch, int start, int length)
throws SAXException {
if (vIsOpen)
value.append(ch, start, length);
}
/**
* Converts an Excel column name like "C" to a zero-based index.
*
* @param name
* @return Index corresponding to the specified name
*/
private int nameToColumn(String name) {
int column = -1;
for (int i = 0; i < name.length(); ++i) {
int c = name.charAt(i);
column = (column + 1) * 26 + c - 'A';
}
return column;
}
private String formateDateToString(Date date) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");//格式化日期
return sdf.format(date);
}
}
private OPCPackage xlsxPackage;
private int minColumns;
private PrintStream output;
private String sheetName;
/**
* Creates a new XLSX -> CSV converter
*
* @param pkg
* The XLSX package to process
* @param output
* The PrintStream to output the CSV to
* @param minColumns
* The minimum number of columns to output, or -1 for no minimum
*/
public ImportMutation(OPCPackage pkg, PrintStream output,
String sheetName, int minColumns) {
this.xlsxPackage = pkg;
this.output = output;
this.minColumns = minColumns;
this.sheetName = sheetName;
}
/**
*
*
* @param styles
* @param strings
* @param sheetInputStream
*/
public List<String[]> processSheet(StylesTable styles,
ReadOnlySharedStringsTable strings, InputStream sheetInputStream)
throws IOException, ParserConfigurationException, SAXException {
InputSource sheetSource = new InputSource(sheetInputStream);
SAXParserFactory saxFactory = SAXParserFactory.newInstance();
SAXParser saxParser = saxFactory.newSAXParser();
XMLReader sheetParser = saxParser.getXMLReader();
MyXSSFSheetHandler handler = new MyXSSFSheetHandler(styles, strings,
this.minColumns, this.output);
sheetParser.setContentHandler(handler);
sheetParser.parse(sheetSource);
return handler.getRows();
}
/**
* 初始化这个处理程序 将
*
* @throws IOException
* @throws OpenXML4JException
* @throws ParserConfigurationException
* @throws SAXException
*/
@SuppressWarnings("unused")
public List<String[]> process() throws IOException, OpenXML4JException,
ParserConfigurationException, SAXException {
ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(
this.xlsxPackage);
XSSFReader xssfReader = new XSSFReader(this.xlsxPackage);
List<String[]> list = null;
StylesTable styles = xssfReader.getStylesTable();
XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader
.getSheetsData();
int index = 0;
while (iter.hasNext()) {
InputStream stream = iter.next();
String sheetNameTemp = iter.getSheetName();
if (this.sheetName.equals(sheetNameTemp)) {
list = processSheet(styles, strings, stream);
stream.close();
++index;
}
}
return list;
}
/**
* 读取Excel
*
* @param path
* 文件路径
* @param sheetName
* sheet名称
* @param minColumns
* 列总数
* @return
* @throws SAXException
* @throws ParserConfigurationException
* @throws OpenXML4JException
* @throws IOException
*/
public static List<String[]> readerMutationExcel(String path, String sheetName,
int minColumns) throws IOException, OpenXML4JException,
ParserConfigurationException, SAXException {
OPCPackage p = OPCPackage.open(path, PackageAccess.READ);
ImportMutationInfo xlsx2csv = new ImportMutationInfo(p, System.out,
sheetName, minColumns);
List<String[]> list = xlsx2csv.process();
p.close();
return list;
}
}
所需jar包如下：
