Java保险业务管理中保险信息模块代码具体实现
时间: 2024-05-14 17:18:24 浏览: 22
保险业务管理中的保险信息模块通常包括以下内容:保险产品信息、保单信息、理赔信息等。下面以保险产品信息为例,介绍其代码实现。
1. 保险产品信息实体类
```java
public class InsuranceProduct {
private int id;
private String name;
private String description;
private double premium;
// 构造函数、Getter/Setter方法省略
}
```
2. 保险产品信息DAO接口
```java
public interface InsuranceProductDAO {
public List<InsuranceProduct> getAllProducts();
public InsuranceProduct getProductById(int id);
public void addProduct(InsuranceProduct product);
public void updateProduct(InsuranceProduct product);
public void deleteProduct(int id);
}
```
3. 保险产品信息DAO实现类(使用JDBC)
```java
public class InsuranceProductDAOImpl implements InsuranceProductDAO {
private static final String SELECT_ALL_PRODUCTS = "SELECT * FROM insurance_product";
private static final String SELECT_PRODUCT_BY_ID = "SELECT * FROM insurance_product WHERE id = ?";
private static final String INSERT_PRODUCT = "INSERT INTO insurance_product(name, description, premium) VALUES (?, ?, ?)";
private static final String UPDATE_PRODUCT = "UPDATE insurance_product SET name = ?, description = ?, premium = ? WHERE id = ?";
private static final String DELETE_PRODUCT = "DELETE FROM insurance_product WHERE id = ?";
private Connection getConnection() {
// 获取数据库连接
}
public List<InsuranceProduct> getAllProducts() {
List<InsuranceProduct> products = new ArrayList<>();
try (Connection conn = getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery(SELECT_ALL_PRODUCTS)) {
while (rs.next()) {
InsuranceProduct product = new InsuranceProduct();
product.setId(rs.getInt("id"));
product.setName(rs.getString("name"));
product.setDescription(rs.getString("description"));
product.setPremium(rs.getDouble("premium"));
products.add(product);
}
} catch (SQLException e) {
e.printStackTrace();
}
return products;
}
public InsuranceProduct getProductById(int id) {
InsuranceProduct product = null;
try (Connection conn = getConnection();
PreparedStatement stmt = conn.prepareStatement(SELECT_PRODUCT_BY_ID)) {
stmt.setInt(1, id);
try (ResultSet rs = stmt.executeQuery()) {
if (rs.next()) {
product = new InsuranceProduct();
product.setId(rs.getInt("id"));
product.setName(rs.getString("name"));
product.setDescription(rs.getString("description"));
product.setPremium(rs.getDouble("premium"));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
return product;
}
public void addProduct(InsuranceProduct product) {
try (Connection conn = getConnection();
PreparedStatement stmt = conn.prepareStatement(INSERT_PRODUCT)) {
stmt.setString(1, product.getName());
stmt.setString(2, product.getDescription());
stmt.setDouble(3, product.getPremium());
stmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}
}
public void updateProduct(InsuranceProduct product) {
try (Connection conn = getConnection();
PreparedStatement stmt = conn.prepareStatement(UPDATE_PRODUCT)) {
stmt.setString(1, product.getName());
stmt.setString(2, product.getDescription());
stmt.setDouble(3, product.getPremium());
stmt.setInt(4, product.getId());
stmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}
}
public void deleteProduct(int id) {
try (Connection conn = getConnection();
PreparedStatement stmt = conn.prepareStatement(DELETE_PRODUCT)) {
stmt.setInt(1, id);
stmt.executeUpdate();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
```
4. 保险产品信息服务类
```java
public class InsuranceProductService {
private InsuranceProductDAO productDAO = new InsuranceProductDAOImpl();
public List<InsuranceProduct> getAllProducts() {
return productDAO.getAllProducts();
}
public InsuranceProduct getProductById(int id) {
return productDAO.getProductById(id);
}
public void addProduct(InsuranceProduct product) {
productDAO.addProduct(product);
}
public void updateProduct(InsuranceProduct product) {
productDAO.updateProduct(product);
}
public void deleteProduct(int id) {
productDAO.deleteProduct(id);
}
}
```
以上就是保险产品信息模块的代码实现,其他保险信息模块的代码实现也类似,只需要根据具体业务需求进行适当的修改即可。