package com.ygsoft.gris.mapp.materialmanage.impl.util;
import java.math.BigDecimal;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import com.ygsoft.ecp.service.tool.StringUtil;
import com.ygsoft.gris.mapp.materialmanage.service.model.EngineeringMaterialsOutVO;
import com.ygsoft.gris.mapp.materialmanage.service.model.QueryConditionsVO;
import com.ygsoft.gris.mapp.materialmanage.service.model.SupplierInvoiceInfoVO;
import com.ygsoft.gris.mapp.materialmanage.service.model.SupplierZanguSupplies;
import com.ygsoft.gris.mapp.materialmanage.service.model.Tm0001CatalogsVO;
public class SqlServerDbConnectionUtil {
private static boolean ISTESTDATA = true;
private static class LazyHolder {
private static final SqlServerDbConnectionUtil INSTANCE = new SqlServerDbConnectionUtil();
}
public static final SqlServerDbConnectionUtil getInstance() {
return LazyHolder.INSTANCE;
}
public static void main(final String[] args) {
// TODO Auto-generated method stub
// SqlServerDbConnectionUtil util = new SqlServerDbConnectionUtil();
// util.dbConnection();
// List<EngineeringMaterialsOutVO> list =
// SqlServerDbConnectionUtil.findAllMaterialsOutByCondition(null);
List<ExcelModel> list = findExcelExportByCondition(null, "ZGWZ");
System.out.println(list);
}
private static Connection getCurrentConnecton() {
// 初始化连接池
ConnectionPool pool = getPool();
// 取得当前链接
Connection conn = pool.getCurrentConnecton();
if (conn != null) {
return conn;
}
return null;
}
public static ConnectionPool getPool() {
return ConnectionPoolManager.getInstance().getPool("sqllitePool");
}
public static List<EngineeringMaterialsOutVO> findAllMaterialsOutByCondition(
final QueryConditionsVO queryCondition) {
if (ISTESTDATA) {
return TestData.findAllMaterialsOutByCondition(queryCondition);
}
List<EngineeringMaterialsOutVO> list = new ArrayList<EngineeringMaterialsOutVO>();
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
String sql = setQueryConditionsSql(queryCondition, "CLCK", 1000);
ResultSet rs = stat.executeQuery(sql);
EngineeringMaterialsOutVO out = null;
int i = 1;
while (rs.next()) {
out = new EngineeringMaterialsOutVO();
out.setNo("" + i);
out.setTotal(rs.getBigDecimal(7));
out.setProDefinition(!StringUtil.isNotEmptyString(rs.getString(3)) ? "" : rs.getString(3).toString()); // 工程界定
out.setNotTaxAmount(BigDecimal.valueOf(rs.getDouble(4)));
out.setProName(!StringUtil.isNotEmptyString(rs.getString(2)) ? "" : rs.getString(2).toString()); // 名称
out.setProNumber(!StringUtil.isNotEmptyString(rs.getString(1)) ? "" : rs.getString(1).toString()); // 编码
out.setTax(rs.getDouble(6));
out.setTaxRate(rs.getDouble(5));
list.add(out);
i++;
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return list;
}
public static List<SupplierZanguSupplies> findAllSupplierZanguSuppliesByCondition(
final QueryConditionsVO queryCondition) {
if (ISTESTDATA) {
return TestData.findAllSupplierZanguSuppliesByCondition(queryCondition);
}
List<SupplierZanguSupplies> list = new ArrayList<SupplierZanguSupplies>();
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
String sql = setQueryConditionsSql(queryCondition, "ZGWZ", 1000);
ResultSet rs = stat.executeQuery(sql);
SupplierZanguSupplies out = null;
int i = 0;
while (rs.next()) {
out = new SupplierZanguSupplies();
out.setNo("" + i);
out.setInStoragePrice(rs.getBigDecimal(3)); // 入库价款
out.setInvoicePrice(rs.getBigDecimal(7)); // 发票价款
// out.setNo(rs.getString(1));
out.setNotInvoicePrice(rs.getBigDecimal(8)); // 未×××价格
out.setPurAmount(rs.getBigDecimal(2)); // 采购金额
out.setSupplier(rs.getString(1));
out.setTax(rs.getBigDecimal(5));
out.setTaxRate(rs.getBigDecimal(4));
out.setTotalPrice(rs.getBigDecimal(6)); // 入库价税合计
list.add(out);
i++;
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return list;
}
public static List<ExcelModel> findExcelExportByCondition(final QueryConditionsVO queryCondition,
final String type) {
if (ISTESTDATA) {
return TestData.findExcelExportByCondition(queryCondition, type);
}
List<ExcelModel> list = new ArrayList<ExcelModel>();
List<Tm0001CatalogsVO> tm001s = SqlServerDbConnectionUtil.findProductTypeAll();
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
String sql = setQueryConditionsSql(queryCondition, type, 100000);
ResultSet rs = stat.executeQuery(sql);
ExcelModel out = null;
int col = rs.getMetaData().getColumnCount();
int row = 1;
while (rs.next()) {
out = new ExcelModel();
List<ExcelModel> suns = new ArrayList<ExcelModel>();
for (int i = 1; i < col; i++) { // X轴
out = new ExcelModel();
Object obj = rs.getObject(i) != null ? rs.getObject(i) : "";
if ("FPXX".equals(type)) { // 发票
switch (i) {
case 8:
case 10:
case 12:
case 13:
case 15:
case 17:
case 18:
case 19:
obj = formatMoney(obj.toString(), 2, true);
break;
case 11:
obj = formatMoney(obj.toString(), 0, false) + "%";
break;
case 9:
case 14:
case 16:
obj = 0;
if (StringUtil.isNotEmptyString(obj.toString())) {
long num = Long.parseLong(obj.toString());
obj = num;
}
break;
default:
break;
}
out.setData(obj);
} else if ("ZGWZ".equals(type)) { // 暂估物资
if (i == 1) {
ExcelModel out_no = new ExcelModel();
out_no.setData(row);
suns.add(out_no);
}
switch (i) {
case 2:
case 3:
case 5:
case 6:
case 7:
case 8:
obj = formatMoney(obj.toString(), 2, true);
break;
case 4:
obj = formatMoney(obj.toString(), 0, false) + "%";
break;
default:
break;
}
out.setData(obj);
} else {
switch (i) {
case 5: // 税率
obj = formatMoney(obj.toString(), 0, false) + "%";
break;
case 3:
String newProtype = "";
Object proType = rs.getString("proType");
List<String> protypes = new ArrayList<String>();
for (Tm0001CatalogsVO c : tm001s) {
if (proType.equals(c.getID())) { // 找到节点
newProtype += c.getDisplayName() + "-";
searchProType(tm001s, newProtype, c, protypes);
}
}
obj = protypes.get(0);
break;
case 4:
case 6:
case 7:
obj = (Object) formatMoney(obj.toString(), 2, true);
break;
default:
out.setData(obj);
break;
}
out.setData(obj);
}
suns.add(out);
}
out.setDataList(suns);
list.add(out);
row++;
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return list;
}
public static List<Tm0001CatalogsVO> findProductTypeAll() {
if (ISTESTDATA) {
return TestData.findProductTypeAll();
}
// 获得测试数据
List<Tm0001CatalogsVO> list = new ArrayList<Tm0001CatalogsVO>();
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
StringBuffer sql = new StringBuffer(" SELECT * FROM TM0001_Catalogs WHERE FieldID=109 ");
ResultSet rs = stat.executeQuery(sql.toString());
Tm0001CatalogsVO out = null;
while (rs.next()) {
out = new Tm0001CatalogsVO();
out.setID(rs.getString(1));
out.setName(rs.getString(2));
out.setDisplayName(rs.getString(3));
out.setParentID(rs.getString(4));
out.setFieldID(rs.getString(5));
out.setObjectID(rs.getString(6));
out.setLevel(rs.getString(7));
out.setComment(rs.getString(8));
list.add(out);
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return list;
}
public Map<String, Object> getLoginNameAndStatus() {
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
StringBuffer sql = new StringBuffer(" SELECT * FROM TM0001_Catalogs WHERE FieldID=109 ");
ResultSet rs = stat.executeQuery(sql.toString());
while (rs.next()) {
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return null;
}
public static List<SupplierInvoiceInfoVO> findAllSupplierInvoiceInfoVOByCondition(
final QueryConditionsVO queryCondition) {
if (ISTESTDATA) {
return TestData.findAllSupplierInvoiceInfoVOByCondition(queryCondition);
}
List<SupplierInvoiceInfoVO> list = new ArrayList<SupplierInvoiceInfoVO>();
Connection conn = null;
try {
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
String sql = setQueryConditionsSql(queryCondition, "FPXX", 1000);
ResultSet rs = stat.executeQuery(sql);
SupplierInvoiceInfoVO out = null;
int i = 1;
while (rs.next()) {
out = new SupplierInvoiceInfoVO();
out.setNo("" + i);
out.setEngineeringCode(rs.getString(5)); // 工程编码
out.setEngineeringName(rs.getString(6)); // 工程名称
out.setInStorageAmount(rs.getBigDecimal(13)); // 入库金额
out.setInStorageNum(rs.getLong(9)); // 入库数量
out.setInStoreAmount(rs.getBigDecimal(10)); // 入库价款
out.setInvoiceAmount(rs.getBigDecimal(15)); // 发票金额
out.setInvoiceNum(rs.getLong(14)); // 发票数量
out.setMaterialCode(rs.getString(2)); // 物资编码
out.setMaterialName(rs.getString(3));
out.setNoInvoiceAmount(rs.getBigDecimal(17)); // 未开票金额
out.setNoInvoiceNum(rs.getLong(16)); // 未开票数量
out.setNoInvoiceTax(rs.getBigDecimal(18));
out.setPurAmount(rs.getBigDecimal(8)); // 采购金额
out.setPurQuantity(rs.getLong(7)); // 采购数量
out.setSpecificationsModel(rs.getString(4)); // 规格型号
out.setSupplier(rs.getString(1)); // 供应商
out.setTax(rs.getBigDecimal(12)); // 税款
out.setTaxRate(rs.getBigDecimal(11)); // 税率
out.setTotalPrice(rs.getBigDecimal(19)); // 价税合计
list.add(out);
i++;
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
return list;
}
@SuppressWarnings("unused")
private void dbConnection() {
Connection conn = null;
try {
// Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver").newInstance();
// String url =
// "jdbc:sqlserver://192.168.0.2:1433;DatabaseName=msdb";
// conn = DriverManager.getConnection(url, "sa", "lxm226855");
conn = getCurrentConnecton();
Statement stat = conn.createStatement();
// String sql = "call
// cq_gcclckhzb('1321','17','2013-10-21','2016-10-21')";
CallableStatement proc = conn.prepareCall("{call cq_gcclckhzb(?,?,?,?)}");
proc.setString(1, "1321");
proc.setString(2, "17");
proc.setString(3, "2013-10-21");
proc.setString(4, "2016-10-21");
// proc.registerOutParameter(5, Types.VARCHAR);
proc.execute();
ResultSet rs = stat.executeQuery("select * from temp_cq_gcclckhzb");
int col = rs.getMetaData().getColumnCount();
while (rs.next()) {
for (int i = 1; i <= col; i++) {
System.out.print(rs.getString(i) + "\t");
if ((i == 2) && (rs.getString(i).length() < 8)) {
System.out.print("\t");
}
}
System.out.println("");
}
rs.close();
stat.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
closeConnection(conn);
}
}
private static void closeConnection(final Connection conn) {
ConnectionPoolManager.getInstance().closeConnection("sqllitePool", conn);
}
private static String setQueryConditionsSql(final QueryConditionsVO conditions, final String type, final int top) {
StringBuffer sql = new StringBuffer();
if ("ZGWZ".equals(type)) { // 暂估物资
sql.append("SELECT TOP " + top + " * FROM CQ_GYSZGWZHZB WHERE 1=1 ");
} else if ("FPXX".equals(type)) { // 发票信息
sql.append("SELECT TOP " + top + " * FROM CQ_GYSFPXXTJB WHERE 1=1 ");
} else {
sql.append("SELECT TOP " + top + " * FROM CQ_GCCLCKHZB WHERE 1=1 ");
}
if (conditions != null) {
if (StringUtil.isNotEmptyString(conditions.getSupplier())) {
String[] supplier = conditions.getSupplier().split("，");
sql.append(" and (");
for (int i = 0; i < supplier.length; i++) {
sql.append(" supplier like '%" + supplier[i] + "%'");
if (i != supplier.length - 1) {
sql.append(" or ");
}
}
sql.append(" )");
}
if (StringUtil.isNotEmptyString(conditions.getMaterials())) { // 物资
String[] materials = conditions.getMaterials().split("，");
sql.append(" and (");
for (int i = 0; i < materials.length; i++) {
sql.append(" materials like '%" + materials[i] + "%'");
if (i != materials.length - 1) {
sql.append(" or ");
}
}
sql.append(" )");
}
if (StringUtil.isNotEmptyString(conditions.getProject())) { // 项目工程
String[] projects = conditions.getProject().split("，");
sql.append(" and (");
for (int i = 0; i < projects.length; i++) {
sql.append(" project like '%" + projects[i] + "%' ");
if (i != projects.length - 1) {
sql.append(" or ");
}
}
sql.append(" )");
}
if (StringUtil.isNotEmptyString(conditions.getTaxRate())) { // 税率
String[] taxRates = conditions.getTaxRate().split(",");
sql.append(" and taxRate in ( ");
for (int i = 0; i < taxRates.length; i++) {
int taxRate = Integer.valueOf(taxRates[i].indexOf("%") > -1
? taxRates[i].substring(0, taxRates[i].length() - 1) : taxRates[i]);
if (i != taxRates.length - 1) {
sql.append(taxRate + ",");
} else {
sql.append(taxRate);
}
}
sql.append(" )");
}
if (StringUtil.isNotEmptyString(conditions.getProType())) { // 分类
String[] proTypes = conditions.getProType().split(",");
sql.append(" and proType in ( ");
for (int i = 0; i < proTypes.length; i++) {
if (i != proTypes.length - 1) {
sql.append("'" + proTypes[i] + "',");
} else {
sql.append("'" + proTypes[i] + "'");
}
}
sql.append(" )");
}
if (StringUtil.isNotEmptyString(conditions.getStartTime())) { // 起始日期
sql.append(" and BusinessDate >='" + conditions.getStartTime() + "'");
}
if (StringUtil.isNotEmptyString(conditions.getEndTime())) { // 结束日期
sql.append(" and BusinessDate <= '" + conditions.getEndTime() + "'");
}
}
sql.append(" order by rand()");
return sql.toString();
}
public static String formatMoney(final String s, final int len, final boolean isEndTag) {
if (!StringUtil.isNotEmptyString(s) || s.length() < 1) {
return "";
}
NumberFormat formater = null;
double num = Double.parseDouble(s);
if (len == 0) {
formater = new DecimalFormat("###,###,###");
} else {
StringBuffer buff = new StringBuffer();
buff.append("###,###,###.");
for (int i = 0; i < len; i++) {
buff.append("#");
}
formater = new DecimalFormat(buff.toString());
}
String result = formater.format(num);
if (result.indexOf(".") == -1 && isEndTag) {
result = result + ".00";
}
return result;
}
private static void searchProType(final List<Tm0001CatalogsVO> list, String newProtype, final Tm0001CatalogsVO c,
final List<String> protypes) {
for (Tm0001CatalogsVO b : list) {
if (c.getParentID().equals(b.getID())) {
newProtype += b.getDisplayName() + "-";
if (Integer.valueOf(b.getLevel()) > 1) {
searchProType(list, newProtype, b, protypes);
} else {
String[] oldProTypes = newProtype.split("-");
StringBuffer proType = new StringBuffer();
for (int i = oldProTypes.length - 1; i >= 0; i--) {
if (i != 0) {
proType.append(oldProTypes[i] + "-");
} else {
proType.append(oldProTypes[i]);
}
}
protypes.add(proType.toString());
break;
}
}
}
}
}
package com.ygsoft.gris.mapp.materialmanage.impl.util;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import java.util.Vector;
import com.ygsoft.ecp.service.log.EcpLogFactory;
import com.ygsoft.ecp.service.log.IEcpLog;
public class ConnectionPool {
// 连接池配置属性
private DBbean dbBean;
// 连接池活动状态
private boolean isActive = false;
// 记录创建的总的连接数
private int contActive = 0;
// 空闲连接
private List<Connection> freeConnection = new Vector<Connection>();
// 活动连接
private List<Connection> activeConnection = new Vector<Connection>();
// 将线程和连接绑定，保证事务能统一执行
private static ThreadLocal<Connection> threadLocal = new ThreadLocal<Connection>();
private static final IEcpLog LOG = EcpLogFactory.getLog(ConnectionPool.class);
public ConnectionPool(final DBbean dbBean) {
super();
// 取得配置参数
this.dbBean = dbBean;
// 初始化链接池
if (contActive == 0) {
init();
} else {
if (LOG.isInfoEnabled()) {
LOG.info("连接池中已有链接，不能再初始化");
}
}
// 连接池校验
cheackPool();
}
// 初始化
public void init() {
// Class.forName(dbBean.getDriverName());
if (LOG.isInfoEnabled()) {
LOG.info("取得足够数量的连接数");
}
// 取得足够数量的连接数
for (int i = 0; i < dbBean.getInitConnections(); i++) {
// 获得新的链接
Connection conn = newConnection();
// 初始化最小连接数
if (conn != null) {
if (LOG.isInfoEnabled()) {
LOG.info("写入空闲的连接池集合表");
}
freeConnection.add(conn); // 写入空闲的连接池集合表
// 连接池计数器
contActive++;
}
}
if (LOG.isInfoEnabled()) {
LOG.info("本次总共初始化" + contActive + "个链接.");
}
isActive = true;
}
public Connection getCurrentConnecton() {
// 默认线程里面取
Connection conn = threadLocal.get();
if (!isValid(conn)) {
conn = getConnection();
}
return conn;
}
public synchronized Connection getConnection() {
Connection conn = null;
try {
// 判断是否超过最大连接数限制
if (contActive < this.dbBean.getMaxActiveConnections()) {
if (freeConnection.size() > 0) { // 空线程有没被占用的
if (LOG.isInfoEnabled()) {
LOG.info("获得空线程中的第一个链接给");
}
conn = freeConnection.get(0); // 获得空线程中的第一个链接给
if (conn != null) {
if (LOG.isInfoEnabled()) {
LOG.info("将获取到的链接赋给线程（线程是安全带锁的");
}
threadLocal.set(conn); // 将获取到的链接赋给线程（线程是安全带锁的）
}
if (LOG.isInfoEnabled()) {
LOG.info("将线程池中的链接从空链接池中析出");
}
freeConnection.remove(0); // 将线程池中的链接从空链接池中析出
} else {
conn = newConnection(); // 如果没有了空的链接数，则重新创建一个链接
}
} else {
// 继续获得连接,直到从新获得连接
if (LOG.isInfoEnabled()) {
LOG.info("由于链接已达到或超过设定的总的连接数上限故等待链接被定时器回收");
}
wait(this.dbBean.getConnTimeOut()); // 等待链接被定时器
conn = getConnection();
}
// 校验链接是否可用
if (isValid(conn)) {
activeConnection.add(conn); // 将链接添加到活动的连接池中
contActive++; // 链接池
}
} catch (InterruptedException e) {
e.printStackTrace();
}
return conn;
}
private synchronized Connection newConnection() {
Connection conn = null;
if (dbBean != null) {
try {
Class.forName(dbBean.getDriverName()).newInstance();
conn = DriverManager.getConnection(dbBean.getUrl(), dbBean.getUserName(), dbBean.getPassword());
} catch (ClassNotFoundException e) {
if (LOG.isInfoEnabled()) {
LOG.info("连接池驱动获取失败");
}
e.printStackTrace();
} catch (SQLException e) {
if (LOG.isInfoEnabled()) {
LOG.info("DriverManager 链接失败");
}
e.printStackTrace();
} catch (InstantiationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return conn;
}
public synchronized void releaseConn(final Connection conn) throws SQLException {
// 当前空闲链接数大于设置的最大连接池数时释放部分连接池
if (LOG.isInfoEnabled()) {
LOG.info("当前空闲链接数大于设置的最大连接池数时释放部分连接池");
}
if (isValid(conn) && !(freeConnection.size() > dbBean.getMaxConnections())) {
freeConnection.add(conn);
activeConnection.remove(conn);
contActive--;
threadLocal.remove();
// 唤醒所有正待等待的线程，去抢连接
if (LOG.isInfoEnabled()) {
LOG.info("调用notifyAll()方法唤醒所有正待等待的线程，去抢连接");
}
notifyAll();
} else {
if (LOG.isInfoEnabled()) {
LOG.info("由于该链接已被关闭或空闲连接池数>设定的最大数,这里采取强制关闭");
}
conn.close();
}
}
private boolean isValid(final Connection conn) {
try {
if (conn == null || conn.isClosed()) {
return false;
}
} catch (SQLException e) {
if (LOG.isInfoEnabled()) {
LOG.info("判断连接是否可用时出现异常");
}
e.printStackTrace();
}
return true;
}
public synchronized void destroy() {
for (Connection conn : freeConnection) {
try {
if (isValid(conn)) {
conn.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
}
for (Connection conn : activeConnection) {
try {
if (isValid(conn)) {
conn.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
}
isActive = false;
contActive = 0;
}
public boolean isActive() {
return isActive;
}
public void cheackPool() {
if (dbBean.isCheakPool()) {
if (LOG.isInfoEnabled()) {
LOG.info("开启连接池定时检查任务,当前设置的检查频率为" + dbBean.getPeriodCheck() + ",检查间歇时间为" + dbBean.getLazyCheck());
}
// 启动一个定时器类的时钟任务，用于检测当前使用的线程情况
new Timer().schedule(new TimerTask() {
@Override
public void run() {
// 1.对线程里面的连接状态
// 2.连接池最小 最大连接数
// 3.其他状态进行检查，因为这里还需要写几个线程管理的类，暂时就不添加了
if (LOG.isInfoEnabled()) {
LOG.info("空线池连接数：" + freeConnection.size());
LOG.info("活动连接数：：" + activeConnection.size());
LOG.info("总的连接数：" + contActive);
}
}
}, dbBean.getLazyCheck(), dbBean.getPeriodCheck());
}
}
}
package com.ygsoft.gris.mapp.materialmanage.impl.util;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Hashtable;
import com.ygsoft.ecp.service.log.EcpLogFactory;
import com.ygsoft.ecp.service.log.IEcpLog;
public class ConnectionPoolManager {
public Hashtable<String, ConnectionPool> pools = new Hashtable<String, ConnectionPool>();
private static final IEcpLog LOG = EcpLogFactory.getLog(ConnectionPoolManager.class);
private ConnectionPoolManager() {
init();
}
public static ConnectionPoolManager getInstance() {
return Singtonle.INSTANCE; // 启动单例模式
}
private static class Singtonle {
private static ConnectionPoolManager INSTANCE = new ConnectionPoolManager();
}
public void init() {
for (int i = 0; i < DBInitInfo.beans.size(); i++) {
DBbean bean = DBInitInfo.beans.get(i);
ConnectionPool pool = new ConnectionPool(bean);
if (pool != null) {
pools.put(bean.getPoolName(), pool); // 写入集合
if (LOG.isInfoEnabled()) {
LOG.info("信息:初始化连接池成功 ->" + bean.getPoolName());
}
}
}
}
public Connection getConnection(final String poolName) {
Connection conn = null;
if (pools.size() > 0 && pools.containsKey(poolName)) {
conn = getPool(poolName).getConnection();
} else {
if (LOG.isInfoEnabled()) {
LOG.info("Error:没有找到该链接 ->" + poolName);
}
}
return conn;
}
public void closeConnection(final String poolName, final Connection conn) {
if (LOG.isInfoEnabled()) {
LOG.info("启动链接关闭回收机制 来关闭名为"+poolName+"的连接池的链接"+conn);
}
ConnectionPool pool = getPool(poolName);
try {
if (pool != null) {
pool.releaseConn(conn);
}
} catch (SQLException e) {
if (LOG.isInfoEnabled()) {
LOG.info("连接池已经销毁");
}
e.printStackTrace();
}
}
public void destroy(final String poolName) {
ConnectionPool pool = getPool(poolName);
if (pool != null) {
pool.destroy();
}
}
public ConnectionPool getPool(final String poolName) {
ConnectionPool pool = null;
if (pools.size() > 0) {
pool = pools.get(poolName);
}
return pool;
}
}
package com.ygsoft.gris.mapp.materialmanage.impl.util;
public class DBbean {
// 连接池属性
private String driverName;
private String url;
private String userName;
private String password;
private String poolName; // 链接池的名称
private int minConnections = 1; // 空闲池，最小连接数
private int maxConnections = 10; // 空闲池，最大连接数
private int initConnections = 5;// 初始化连接数
private long connTimeOut = 1000;// 重复获得连接的频率
private int maxActiveConnections = 10;// 最大允许的连接数，和数据库对应
private long connectionTimeOut = 1000*60;// 连接超时时间，默认1分钟
private boolean isCurrentConnection = true; // 是否获得当前连接，默认true
private boolean isCheakPool = true; // 是否定时检查连接池
private long lazyCheck = 1000*60;// 延迟多少时间后开始 检查
private long periodCheck = 1000*60;// 检查频率
public DBbean(final String driverName, final String url, final String userName,final String password, final String poolName) {
super();
this.driverName = driverName;
this.url = url;
this.userName = userName;
this.password = password;
this.poolName = poolName;
}
public DBbean() {
}
public String getDriverName() {
if(driverName == null){
driverName = this.getDriverName()+"_"+this.getUrl();
}
return driverName;
}
public String getUrl() {
return url;
}
public void setUrl(final String newUrl) {
url = newUrl;
}
public String getUserName() {
return userName;
}
public void setUserName(final String newUserName) {
userName = newUserName;
}
public String getPassword() {
return password;
}
public void setPassword(final String newPassword) {
password = newPassword;
}
public String getPoolName() {
return poolName;
}
public void setPoolName(final String newPoolName) {
poolName = newPoolName;
}
public int getMinConnections() {
return minConnections;
}
public void setMinConnections(final int newMinConnections) {
minConnections = newMinConnections;
}
public int getMaxConnections() {
return maxConnections;
}
public void setMaxConnections(final int newMaxConnections) {
maxConnections = newMaxConnections;
}
public int getInitConnections() {
return initConnections;
}
public void setInitConnections(final int newInitConnections) {
initConnections = newInitConnections;
}
public long getConnTimeOut() {
return connTimeOut;
}
public void setConnTimeOut(final long newConnTimeOut) {
connTimeOut = newConnTimeOut;
}
public int getMaxActiveConnections() {
return maxActiveConnections;
}
public void setMaxActiveConnections(final int newMaxActiveConnections) {
maxActiveConnections = newMaxActiveConnections;
}
public long getConnectionTimeOut() {
return connectionTimeOut;
}
public void setConnectionTimeOut(final long newConnectionTimeOut) {
connectionTimeOut = newConnectionTimeOut;
}
public boolean isCurrentConnection() {
return isCurrentConnection;
}
public void setCurrentConnection(final boolean newIsCurrentConnection) {
isCurrentConnection = newIsCurrentConnection;
}
public boolean isCheakPool() {
return isCheakPool;
}
public void setCheakPool(final boolean newIsCheakPool) {
isCheakPool = newIsCheakPool;
}
public long getLazyCheck() {
return lazyCheck;
}
public void setLazyCheck(final long newLazyCheck) {
lazyCheck = newLazyCheck;
}
public long getPeriodCheck() {
return periodCheck;
}
public void setPeriodCheck(final long newPeriodCheck) {
periodCheck = newPeriodCheck;
}
public void setDriverName(final String newDriverName) {
driverName = newDriverName;
}
}
package com.ygsoft.gris.mapp.materialmanage.impl.util;
import java.util.ArrayList;
import java.util.List;
import com.ygsoft.gris.mapp.materialmanage.impl.ext.config.BaseConfig;
public class DBInitInfo {
public static List<DBbean> beans = null;
static{
beans = new ArrayList<DBbean>();
// 这里数据 可以从xml 等配置文件进行获取
// 为了测试，这里我直接写死
DBbean beanOracle = new DBbean();
beanOracle.setDriverName(BaseConfig.get("DriverName"));
beanOracle.setUrl(BaseConfig.get("JdbcUrl"));
beanOracle.setMinConnections(Integer.valueOf(BaseConfig.get("MinConnections")));
beanOracle.setMaxConnections(Integer.valueOf(BaseConfig.get("MaxConnections")));
beanOracle.setPoolName(BaseConfig.get("PoolName"));
beanOracle.setUserName(BaseConfig.get("dbusername"));
beanOracle.setPassword(BaseConfig.get("dbpassword"));
beans.add(beanOracle);
}
}
