db

src/sc545/pay/utils/DBUtil.java

@@ -16,8 +16,9 @@ import java.util.Map;
 public class DBUtil {
 
 	// 四大金刚
+	String dname = ReadTxt.getSetting(null, "setting.ini", "MySqlName","test");
 	String driver = "com.mysql.jdbc.Driver";// 驱动名称
-	String url = "jdbc:mysql://"+ReadTxt.getSetting(null, "setting.ini", "MySqlIP","127.0.0.1")+":"+ReadTxt.getSetting(null, "setting.ini", "MySqlPort","3306")+"/"+ReadTxt.getSetting(null, "setting.ini", "MySqlName","test")+"?useUnicode=true&characterEncoding=UTF-8&useOldAliasMetadataBehavior=true&autoReconnect=true&useSSL=false";// 连接
+	String url = "jdbc:mysql://"+ReadTxt.getSetting(null, "setting.ini", "MySqlIP","127.0.0.1")+":"+ReadTxt.getSetting(null, "setting.ini", "MySqlPort","3306")+"/"+dname+"?useUnicode=true&characterEncoding=UTF-8&useOldAliasMetadataBehavior=true&autoReconnect=true&useSSL=false";// 连接
 	String username = ReadTxt.getSetting(null, "setting.ini", "MySqlUserName","root");// 用户名
 	String password = ReadTxt.getSetting(null, "setting.ini", "MySqlPassWord","cheng355217");// 密码
 
@@ -26,6 +27,15 @@ public class DBUtil {
 	PreparedStatement pstmt = null;// 语句对象
 	ResultSet rs = null;// 结果集对象
 	
+	
+	public DBUtil(String dbname){
+		if(dbname!=null&&dbname.trim().length()>0)
+			this.dname = dbname;
+	}
+	
+	public DBUtil(){	
+	}
+
 	/**
 	 * 获得连接对象
 	 * 

src/sc545/pay/utils/ReadTxt.java

@@ -0,0 +1,710 @@
+package sc545.pay.utils;
+
+import java.io.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map.Entry;
+
+import javax.servlet.ServletContext;
+
+public class ReadTxt {
+
+	public static void main(String[] args) {
+	}
+
+	/**
+	 * 按行读取txt文件
+	 * 
+	 * @param path
+	 *            文件地址（默认D:\\scbox_settings开头）
+	 * @return ArrayList 返回每行数据为一个items的集合
+	 */
+	public static ArrayList<String> readFileLine(ServletContext servletContext, String path) {
+		
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		
+		
+		ArrayList<String> strarr = null;
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				strarr = new ArrayList<String>();
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+
+					strarr.add(lineTxt);
+				}
+
+				read.close();
+			} else {
+				strarr = null;
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return strarr;
+	}
+
+
+	
+	/**
+	 * 写入txt文档，已存在就修改，否则写入末尾,自动加换行 （文件格式：key=value，换行分隔）
+	 * 
+	 * @param path
+	 *            文件地址（默认D:\\scbox_settings开头）
+	 * @param keyname
+	 *            要修改的参数名
+	 * @param content
+	 *            要修改的参数值
+	 */
+	public static void writeSetting(ServletContext servletContext, String path, String keyname, String content) {
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				boolean isread = false;// 是否读取到该行并修改
+				// 将内容全部读出来，存为新的数据流
+				// 读到要修改的行进行修改存入，否则原样读取存入
+				StringBuffer buf = new StringBuffer();
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					if (lineTxt.startsWith(keyname + "=")) {
+						buf.append(keyname + "=" + content + "\r\n");
+						isread = true;
+					} else {
+						buf.append(lineTxt + "\r\n");
+					}
+				}
+				read.close();
+				if (!isread) {// 没有读取到，写入末尾
+					buf.append(keyname + "=" + content + "\r\n");
+				}
+
+				// 把新内容覆盖写入文件
+				PrintWriter out = new PrintWriter(new BufferedWriter(
+						new OutputStreamWriter(new FileOutputStream(path),
+								"UTF-8")));
+				out.write(buf.toString());
+				out.flush();
+				out.close();
+
+			} else {// 不存在，创建写入
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+				PrintWriter out = new PrintWriter(new BufferedWriter(
+						new OutputStreamWriter(new FileOutputStream(path),
+								"UTF-8")));
+				out.write(keyname + "=" + content + "\r\n");
+				out.flush();
+				out.close();
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+
+	}
+
+	/**
+	 * 读取txt配置，返回map集合（文件格式：key=value，换行分隔）
+	 * 
+	 * @param path
+	 *            文件地址（默认D:\\scbox_settings开头）
+	 * @return hashmap
+	 */
+	public static HashMap<String, String> readSetting(ServletContext servletContext, String path) {
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		HashMap<String, String> strarr = null;
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				strarr = new HashMap<String, String>();
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					if(lineTxt.indexOf("#")==0){ 
+						continue;
+						}
+					String[] arr = new String[2];
+					if (lineTxt.split("=").length >= 2) {
+						arr[0] = lineTxt.split("=")[0];
+						arr[1] = lineTxt.replace(arr[0]+"=", "");
+						strarr.put(arr[0], arr[1]);
+					}
+				}
+
+				read.close();
+			} else {
+				strarr = null;
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return strarr;
+	}
+
+
+	/**
+	 * 获取配置文件中所有设置属性(含注释)<br>
+	 * map.get("z") 取注释<br>
+	 * map.get("k") 取key<br>
+	 * map.get("v") 取value<br>
+	 * 
+	 * 
+	 * @param path
+	 *            文件地址（默认D:\\scbox_settings开头）
+	 *            
+	 * @param t 只取以此字符开头的，不限制填null
+	 * @param st 从以此字符开头的行开始读取，不限制填null
+	 * @param et 读到以此字符开头的行结束，不限制填null
+	 * @return 
+	 */
+	public static ArrayList<HashMap<String, String>> getSettingAll(ServletContext servletContext, String path,String t,String st,String et) {
+		if(st==null||st.length()<1) st="";
+		if(et==null||et.length()<1) et="";
+		if(t==null||t.length()<1) t="";
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		ArrayList<HashMap<String, String>> list=new ArrayList<>();
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				String zs="";//注释文本
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					if((!"".equals(st))||lineTxt.indexOf(st)!=0) continue;
+					if((!"".equals(et))&&lineTxt.indexOf(et)==0) break;
+					HashMap<String, String> map = new HashMap<String, String>();
+					if(lineTxt.indexOf("#")==0){ 
+						zs=lineTxt;
+						continue;
+						}
+					String[] arr = new String[2];
+					if (lineTxt.split("=").length >= 2&&lineTxt.indexOf(t)==0) {
+						arr[0] = lineTxt.split("=")[0];
+						arr[1] = lineTxt.replace(arr[0]+"=", "");
+						map.put("z", zs);
+						map.put("k", arr[0]);
+						map.put("v", arr[1]);
+						list.add(map);
+						//把注释也加进去
+						zs="";
+					}
+				}
+
+				read.close();
+			} else {
+				list = null;
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		return list;
+	}
+
+	/**
+	 * 读取txt配置文件的某一项设置值 （文件格式：key=value，换行分隔）
+	 * 
+	 * @param path
+	 *            文件地址
+	 * @param settingName
+	 *            设置名
+	 * @param nullString
+	 *            设置值为空时默认返回的内容
+	 * @return string
+	 */
+	public static String getSetting(ServletContext servletContext, String path, String settingName,String nullString) {
+		HashMap<String, String> setting = ReadTxt.readSetting(servletContext,path);
+		String val = setting == null ? nullString : setting.get(settingName);
+		val = val == null ? "" : val;
+		return "".equals(val.trim()) ? nullString : val;
+	}
+	
+	/**
+	 * 获取所有设置名以[settingName]开头的数据
+	 * */
+	public static ArrayList<String> getSettingW(ServletContext servletContext, String path, String settingName) {
+		HashMap<String, String> setting = ReadTxt.readSetting(servletContext,path);
+		if(setting==null||setting.size()<1) return null;
+		Iterator<Entry<String, String>> it = setting.entrySet().iterator();
+		ArrayList<String> rs=new ArrayList<>();
+		while (it.hasNext()) {
+			Entry<String, String> en=it.next();
+			String k = en.getKey();
+			String v = en.getValue();
+			if(k.indexOf(settingName)==0){
+				rs.add(k+"="+v);
+			}
+		}
+		
+		return rs;
+	}
+	
+	/**
+	 * 删除某一项设置值 （文件格式：key=value，换行分隔）
+	 * 
+	 * @param path
+	 *            文件地址
+	 * @param settingName
+	 *            设置名
+	 * @param nullString
+	 *            设置值为空时默认返回的内容
+	 * @return string
+	 */
+	public static void delSetting(ServletContext servletContext, String path, String settingName) {
+		
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				// 将内容全部读出来，存为新的数据流
+				// 读到要修改的行进行修改存入，否则原样读取存入
+				StringBuffer buf = new StringBuffer();
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					if (lineTxt.startsWith(settingName + "=")) {
+					} else {
+						buf.append(lineTxt + "\r\n");
+					}
+				}
+				read.close();
+
+				// 把新内容覆盖写入文件
+				PrintWriter out = new PrintWriter(new BufferedWriter(
+						new OutputStreamWriter(new FileOutputStream(path),
+								"UTF-8")));
+				out.write(buf.toString());
+				out.flush();
+				out.close();
+
+			} else {// 不存在，创建
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+		
+	}
+	
+
+	/**
+	 *  删除设置名以[settingName]开头的数据
+	 * @param servletContext
+	 * @param path
+	 * @param settingName
+	 */
+	public static void delSettingW(ServletContext servletContext, String path, String settingName) {
+		
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				// 将内容全部读出来，存为新的数据流
+				// 读到要修改的行进行修改存入，否则原样读取存入
+				StringBuffer buf = new StringBuffer();
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					if (lineTxt.split("=")[0].indexOf(settingName)==0) {
+					} else {
+						buf.append(lineTxt + "\r\n");
+					}
+				}
+				read.close();
+
+				// 把新内容覆盖写入文件
+				PrintWriter out = new PrintWriter(new BufferedWriter(
+						new OutputStreamWriter(new FileOutputStream(path),
+								"UTF-8")));
+				out.write(buf.toString());
+				out.flush();
+				out.close();
+
+			} else {// 不存在，创建
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+		
+	}
+	
+
+	/**
+	 * 删除过期的所有设置值 （文件格式：key=value，换行分隔）
+	 * <br>key为检测源
+	 * @param servletContext 
+	 * @param path 路径
+	 * @param d 有效天数
+	 */
+	public static void delOutDateSetting(ServletContext servletContext, String path, int d) {
+		
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				// 将内容全部读出来，存为新的数据流
+				// 读到要修改的行进行修改存入，否则原样读取存入
+				StringBuffer buf = new StringBuffer();
+				boolean ts=false;
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					
+					if(lineTxt.indexOf("=")>0&&lineTxt.indexOf("#")<0){
+						String[] ls = lineTxt.split("=");
+						int has = ls[0].length()-ls[0].replaceAll("-", "").length();
+						if(has>1){//日期时间
+							if(Utils.dateout(ls[0], d)){
+								buf.append(lineTxt + "\r\n");
+							}else{
+								ts=true;
+							}//过期
+						}else{//月份时间
+							buf.append(lineTxt + "\r\n");
+						}
+						
+					}else{//注释或者不是setting
+						buf.append(lineTxt + "\r\n");
+					}
+					
+				}
+				read.close();
+				if(ts){
+					// 把新内容覆盖写入文件
+					PrintWriter out = new PrintWriter(new BufferedWriter(
+							new OutputStreamWriter(new FileOutputStream(path),
+									"UTF-8")));
+					out.write(buf.toString());
+					out.flush();
+					out.close();
+				}
+
+			} else {// 不存在，创建
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+		
+	}
+
+	
+
+	/**
+	 * 删除过期的所有设置值 （文件格式：key=value，换行分隔）
+	 * <br>value为检测源
+	 * @param servletContext 
+	 * @param path 路径
+	 * @param d 有效天数
+	 */
+	public static void delOutDateSettingValue(ServletContext servletContext, String path, int d) {
+		
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				InputStreamReader read = new InputStreamReader(
+						new FileInputStream(file), "UTF-8");
+				BufferedReader bufferedReader = new BufferedReader(read);
+				String lineTxt = null;
+				// 将内容全部读出来，存为新的数据流
+				// 读到要修改的行进行修改存入，否则原样读取存入
+				StringBuffer buf = new StringBuffer();
+				boolean ts=false;
+				while ((lineTxt = bufferedReader.readLine()) != null) {
+					
+					if(lineTxt.indexOf("=")>0&&lineTxt.indexOf("#")<0){
+						String[] ls = lineTxt.split("=");
+						int has = ls[1].length()-ls[1].replaceAll("-", "").length();
+						if(has>1){//日期时间
+							if(Utils.dateout(ls[1], d)){
+								buf.append(lineTxt + "\r\n");
+							}else{
+								ts=true;
+							}//过期
+						}else{//月份时间
+							buf.append(lineTxt + "\r\n");
+						}
+						
+					}else{//注释或者不是setting
+						buf.append(lineTxt + "\r\n");
+					}
+					
+				}
+				read.close();
+				if(ts){
+					// 把新内容覆盖写入文件
+					PrintWriter out = new PrintWriter(new BufferedWriter(
+							new OutputStreamWriter(new FileOutputStream(path),
+									"UTF-8")));
+					out.write(buf.toString());
+					out.flush();
+					out.close();
+				}
+
+			} else {// 不存在，创建
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+		
+	}
+	
+
+	/**
+	 * 删除全部内容
+	 * 
+	 * @param path
+	 *            文件地址
+	 * @param nullString
+	 *            设置值为空时默认返回的内容
+	 * @return string
+	 */
+	public static void delAll(ServletContext servletContext, String path) {
+		
+
+		/**************/
+		// 如果存在，则追加内容；如果文件不存在，则创建文件
+		if(path.indexOf("./")==0)
+			 path =path.substring(1, path.length());
+		 
+		if (servletContext == null) {
+			if(path.indexOf(":") <= 0&&path.indexOf("/") <0)
+				path = "D:\\scbox_settings\\" + path;
+		} else {
+			path = servletContext.getRealPath(path);
+		}
+		
+		try {
+			File file = new File(path);
+			if (file.isFile() && file.exists()) { // 判断文件是否存在
+				
+				// 把新内容覆盖写入文件
+				PrintWriter out = new PrintWriter(new BufferedWriter(
+						new OutputStreamWriter(new FileOutputStream(path),
+								"UTF-8")));
+				out.write("".toString());
+				out.flush();
+				out.close();
+
+			} else {// 不存在，创建
+				String path2 = path.substring(0, path.replace("\\", "/").lastIndexOf("/"));
+				File file1 = new File(path2);
+				// 如果文件夹不存在则创建
+				if (!file1.exists() && !file1.isDirectory()) {
+					file1.mkdirs();
+				}
+				File file2 = new File(path);
+				if (!file2.exists()) {
+					file2.createNewFile();
+				}
+				
+			}
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		/**************/
+		
+	}
+	
+
+	
+	/**
+	    * 将InputStream装换成某种字符编码的String
+	    *
+	    * @param in
+	    * @param encoding
+	    * @return
+	    */
+	   public static String InputStreamTOString(InputStream in, String encoding) {
+		  int BUFFER_SIZE = 4096;
+	      String res = null;
+	      ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+	      byte[] data = new byte[BUFFER_SIZE];
+	      int count = -1;
+	      try {
+	         while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) {
+	            outputStream.write(data, 0, count);
+	         }
+	      } catch (Exception e) {
+	         e.printStackTrace();
+	      }
+	      try {
+	         res = new String(outputStream.toByteArray(), encoding);
+	      } catch (UnsupportedEncodingException e) {
+	         e.printStackTrace();
+	      }
+	      return res;
+	   }
+
+
+}