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Commit d3d98df

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author
JesusBetaX
committed
init 2
1 parent b40260f commit d3d98df

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4 files changed

+56
-21
lines changed

4 files changed

+56
-21
lines changed

‎.gitignore‎

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/nbproject/private/

‎nbproject/project.properties‎

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@@ -39,8 +39,8 @@ javac.deprecation=false
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javac.external.vm=true
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javac.processorpath=\
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${javac.classpath}
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javac.source=1.8
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javac.target=1.8
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javac.source=1.7
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javac.target=1.7
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javac.test.classpath=\
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${javac.classpath}:\
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${build.classes.dir}

‎src/com/jx/db/DataBaseConfig.java‎

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@@ -25,23 +25,4 @@ public static DataBase getDataBaseMySQL() {
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}
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return mysql;
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}
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public static void main(String... args) throws SQLException {
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DataBase db = DataBaseConfig.getDataBaseMySQL();
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String sql = "SELECT * FROM producto";
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try (ResultSet rs = db.query(sql)) {
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while (rs.next()) {
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int idProducto = rs.getInt("idProducto");
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String codigo = rs.getString("codigo");
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String nombre = rs.getString("nombre");
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System.out.format("%1$-10s %2$-20s %320ドルs\n",
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idProducto, codigo, nombre);
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}
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} finally {
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db.close();
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}
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}
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}

‎src/com/jx/db/Demo.java‎

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package com.jx.db;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.LinkedHashMap;
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/**
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*
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* @author Jesus
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*/
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public class Demo {
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public void select() throws SQLException {
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try (DataBase db = DataBaseConfig.getDataBaseMySQL()) {
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String sql = "SELECT * FROM producto";
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try (ResultSet rs = db.query(sql)) {
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while (rs.next()) {
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int idProducto = rs.getInt("idProducto");
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String codigo = rs.getString("codigo");
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String nombre = rs.getString("nombre");
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System.out.format("%1$-10s %2$-20s %320ドルs\n",
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idProducto, codigo, nombre);
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}
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}
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}
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}
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public void insert() throws SQLException {
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try (DataBase db = DataBaseConfig.getDataBaseMySQL()) {
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LinkedHashMap<String, Object> values = new LinkedHashMap<>();
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values.put("codigo", "PC-89273912");
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values.put("nombre", "PC");
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int idProducto = db.insert("producto", values);
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}
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}
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public void upadte(int idProducto) throws SQLException {
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try (DataBase db = DataBaseConfig.getDataBaseMySQL()) {
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LinkedHashMap<String, Object> values = new LinkedHashMap<>();
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values.put("codigo", "PC-89273912");
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values.put("nombre", "PC");
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db.update("producto", values,
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"idProducto = ?", idProducto);
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}
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}
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public static void main(String... args) throws SQLException {
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Demo demo = new Demo();
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}
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}

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