initial commit: lottery 项目集（三工程统一管理）

- apps/lotteryServer, lotteryCapture, lotteryOpen 三个业务工程 - 忽略 archive/, tools/, infra/data/ 大目录与敏感配置文件 - 移除 lotteryServer 原嵌套 git，并入顶层统一管理
2026-09-17 19:03:32 +08:00
commit 3fc4dcc777
2251 changed files with 459578 additions and 0 deletions
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+package javautils.jdbc.util;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.util.ArrayList;
+import java.util.List;
+
+public class SQLUtil {
+
+	private static final Logger logger = LoggerFactory.getLogger(SQLUtil.class);
+	
+	// ------------------------------- 增删改通用 -------------------------------//
+	public boolean aduSql(Connection conn, String sql) {
+		boolean flag = false;
+		try {
+			if (conn != null) {
+				PreparedStatement ps = conn.prepareStatement(sql);
+				ps.executeUpdate();
+				ps.close();
+				flag = true;
+			}
+		} catch (Exception e) {
+			logger.error("aduSql异常", e);
+			flag = false;
+		}
+		return flag;
+	}
+
+	public static boolean aduSql(Connection conn, String sql, Object[] params) {
+		boolean flag = false;
+		try {
+			if (conn != null) {
+				PreparedStatement ps = conn.prepareStatement(sql);
+				if (params != null) {
+					for (int i = 0; i < params.length; i++) {
+						ps.setObject(i + 1, params[i]);
+					}
+				}
+				ps.executeUpdate();
+				flag = true;
+				ps.close();
+			}
+		} catch (Exception e) {
+			logger.error("aduSql异常", e);
+			flag = false;
+		}
+		return flag;
+	}
+
+	public static List<Object[]> exList(Connection conn, String sql, Object params[]) {
+		ArrayList<Object[]> list = new ArrayList<Object[]>();
+		try {
+			if (conn != null) {
+				PreparedStatement ps = conn.prepareStatement(sql);
+				if (params != null) {
+					for (int i = 0; i < params.length; i++) {
+						ps.setObject(i + 1, params[i]);
+					}
+				}
+				ResultSet rs = ps.executeQuery();
+				while (rs.next()) {
+					int columns = rs.getMetaData().getColumnCount();
+					Object[] objArr = new Object[columns];
+					for (int i = 0; i < columns; i++) {
+						objArr[i] = rs.getObject(i + 1);
+					}
+					list.add(objArr);
+				}
+				rs.close();
+				ps.close();
+			}
+		} catch (Exception e) {
+			logger.error("exList异常", e);
+		}
+		return list;
+	}
+}