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JDBC-Assignment--master/DBUtil.java

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+package com.wipro.sales.util;
+
+import java.sql.*;
+
+public class DBUtil {
+	static String db_url = "jdbc:oracle:thin:@localhost:1521:xe";
+	static Connection con = null;
+	static String user = "username";
+	static String pass = "password";
+	public static Connection getDBConnection() {
+		try {
+			con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521", "scott", "tiger");
+			return con;
+		} catch (SQLException e) {
+			System.out.println("Connection could not be estanlished");
+			e.printStackTrace();
+			return null;
+		}
+	}
+}

JDBC-Assignment--master/Database.txt

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+CREATE TABLE TBL_STOCK (
+	Product_ID Varchar2(6),
+	Product_Name Varchar2(20),
+	Quantity_On_Hand Number(11),
+	Product_Unit_Price Number(11,2),
+	Reorder_Level Number(11),
+	CONSTRAINT PK00 PRIMARY KEY(Product_ID),
+	CONSTRAINT UQ01 UNIQUE(Product_Name),
+	CONSTRAINT CH02 CHECK(Quantity_On_Hand >= 0),
+	CONSTRAINT CH03 CHECK(Product_Unit_Price >= 0),
+	CONSTRAINT CH04 CHECK(Reorder_Level >= 0)
+);
+
+CREATE TABLE TBL_SALES (
+	Sales_ID Varchar2(6), 
+	Sales_Date Date,
+	Product_ID Varchar2(6),
+	Quantity_Sold Number(11),
+	Sales_Price_Per_Unit Number(11,2),
+	CONSTRAINT PK10 PRIMARY KEY(Sales_ID),
+	CONSTRAINT FK11 FOREIGN KEY(Product_ID) REFERENCES TBL_STOCK(Product_ID),
+	CONSTRAINT CH12 CHECK(Quantity_Sold >= 0),
+	CONSTRAINT CH13 CHECK(Sales_Price_Per_Unit >= 0)
+);
+
+INSERT INTO TBL_STOCK VALUES('RE1001', 'REDMI Note 3', 20, 12000, 5);
+INSERT INTO TBL_STOCK VALUES('ip1002', 'Iphone 5S', 10, 21000, 2);
+INSERT INTO TBL_STOCK VALUES('PA1003', 'Panasonic P55', 50, 5500, 5);
+
+DROP SEQUENCE SEQ_SALES_ID;
+DROP SEQUENCE SEQ_PRODUCT_ID;
+CREATE SEQUENCE SEQ_SALES_ID START WITH 1000 INCREMENT BY 1;
+CREATE SEQUENCE SEQ_PRODUCT_ID START WITH 1004 INCREMENT BY 1;
+
+DROP VIEW V_SALES_REPORT;
+CREATE VIEW V_SALES_REPORT AS
+	SELECT Sales_ID, Sales_Date, Product_ID, Product_Name, 
+			Quantity_Sold, Product_Unit_Price, Sales_Price_Per_Unit, 
+			(Sales_Price_Per_Unit - Product_Unit_Price) Profit_Amount
+	FROM TBL_STOCK NATURAL JOIN TBL_SALES
+	ORDER BY Profit_Amount DESC, Sales_ID ASC;

JDBC-Assignment--master/README.md

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+# JDBC-Assignment-
+20th March  is deadline and upload assignment or project with your roll number, name and section.

JDBC-Assignment--master/SalesDao.java

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+package com.wipro.sales.dao;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.*;
+
+import com.wipro.sales.bean.*;
+import com.wipro.sales.bean.SalesReport;
+import com.wipro.sales.util.DBUtil;
+
+public class SalesDao {
+
+
+	public int insertSales(Sales salesobj) {
+		Connection conn = null;
+		PreparedStatement pstmt = null;
+		String sql = "INSERT INTO TBL_SALES VALUES(?, ?, ?, ?, ?)";
+		java.sql.Date sqlDate = new java.sql.Date(salesobj.getSalesDate().getTime());
+
+		try {
+			conn = DBUtil.getDBConnection();
+			pstmt = conn.prepareStatement(sql);
+			pstmt.setString(1, salesobj.getSalesID());
+			pstmt.setDate(2, sqlDate);
+			pstmt.setString(3, salesobj.getProductID());
+			pstmt.setInt(4, salesobj.getQuantitySold());
+			pstmt.setDouble(5, salesobj.getSalesPricePerUnit());
+
+			if (pstmt.executeUpdate() == 1) return 1;
+			else return 0;
+		} catch (SQLException e) {
+			e.printStackTrace();
+			return 0;
+		}
+	}
+
+
+	public String generateSalesID(Date salesDate) {
+		Connection conn = null;
+		PreparedStatement pstmt = null;
+		String sql = "SELECT SEQ_SALES_ID.NEXTVAL FROM DUAL";
+
+		int SEQ_SALES_ID = 0;
+		String out = salesDate.toString().substring(salesDate.toString().length()-2, salesDate.toString().length());
+
+		try {
+			conn = DBUtil.getDBConnection();
+			pstmt = conn.prepareStatement(sql);
+			ResultSet rs = pstmt.executeQuery();
+
+			rs.next();
+			SEQ_SALES_ID = rs.getInt(1);
+
+			out += SEQ_SALES_ID;
+			return out;
+		} catch (SQLException e) {
+			e.printStackTrace();
+			return null;
+		}		
+	}
+
+
+
+	public ArrayList<SalesReport> getSalesReport(){
+		Connection conn = null;
+		PreparedStatement pstmt = null;
+		String sql = "SELECT * FROM V_SALES_REPORT";
+
+		ArrayList<SalesReport> list = new ArrayList<SalesReport>();
+
+		try {
+			conn = DBUtil.getDBConnection();
+			pstmt = conn.prepareStatement(sql);
+			ResultSet rs = pstmt.executeQuery();
+
+			while (rs.next()) {
+				SalesReport salesReport = new SalesReport();
+				salesReport.setSalesID(rs.getString(1));
+				salesReport.setSalesDate(rs.getDate(2));
+				salesReport.setProductID(rs.getString(3));
+				salesReport.setProductName(rs.getString(4));
+				salesReport.setQuantitySold(rs.getInt(5));
+				salesReport.setProductUnitPrice(rs.getDouble(6));
+				salesReport.setSalesPricePerUnit(rs.getDouble(7));
+				salesReport.setProfitAmount(rs.getDouble(8));
+				list.add(salesReport);
+			}
+		} catch (SQLException e) {
+			e.printStackTrace();
+			return null;
+		}		
+
+		return list;
+	}
+}

JDBC-Assignment--master/SalesReport.java

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+package com.wipro.sales.bean;
+
+public class SalesReport {
+	String salesID;
+	java.util.Date salesDate;
+	String productID;
+	String productName;
+	int quantitySold;
+	double productUnitPrice;
+	double salesPricePerUnit;
+	double profitAmount;
+	public String getSalesID() {
+		return salesID;
+	}
+	public void setSalesID(String salesID) {
+		this.salesID = salesID;
+	}
+	public java.util.Date getSalesDate() {
+		return salesDate;
+	}
+	public void setSalesDate(java.util.Date salesDate) {
+		this.salesDate = salesDate;
+	}
+	public String getProductID() {
+		return productID;
+	}
+	public void setProductID(String productID) {
+		this.productID = productID;
+	}
+	public String getProductName() {
+		return productName;
+	}
+	public void setProductName(String productName) {
+		this.productName = productName;
+	}
+	public int getQuantitySold() {
+		return quantitySold;
+	}
+	public void setQuantitySold(int quantitySold) {
+		this.quantitySold = quantitySold;
+	}
+	public double getProductUnitPrice() {
+		return productUnitPrice;
+	}
+	public void setProductUnitPrice(double productUnitPrice) {
+		this.productUnitPrice = productUnitPrice;
+	}
+	public double getSalesPricePerUnit() {
+		return salesPricePerUnit;
+	}
+	public void setSalesPricePerUnit(double salesPricePerUnit) {
+		this.salesPricePerUnit = salesPricePerUnit;
+	}
+	public double getProfitAmount() {
+		return profitAmount;
+	}
+	public void setProfitAmount(double profitAmount) {
+		this.profitAmount = profitAmount;
+	}
+
+}

JDBC-Assignment--master/Stock.java

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+package com.wipro.sales.bean;
+
+public class Stock {
+	String productID;
+	String productName;
+	int quantityOnHand;
+	double productUnitPrice;
+	int reorderLevel;
+	public String getProductID() {
+		return productID;
+	}
+	public void setProductID(String productID) {
+		this.productID = productID;
+	}
+	public String getProductName() {
+		return productName;
+	}
+	public void setProductName(String productName) {
+		this.productName = productName;
+	}
+	public int getQuantityOnHand() {
+		return quantityOnHand;
+	}
+	public void setQuantityOnHand(int quantityOnHand) {
+		this.quantityOnHand = quantityOnHand;
+	}
+	public double getProductUnitPrice() {
+		return productUnitPrice;
+	}
+	public void setProductUnitPrice(double productUnitPrice) {
+		this.productUnitPrice = productUnitPrice;
+	}
+	public int getReorderLevel() {
+		return reorderLevel;
+	}
+	public void setReorderLevel(int reorderLevel) {
+		this.reorderLevel = reorderLevel;
+	}
+
+}