Existing`Project`into`Workspace`现有的工程引入工作空间(加载工程) File``````````````````````````````````````````````文件New``````````````````````````````````````````````新建Project````````````````````````````````````````````工程Folder```````````````````````````````````````````文件夹Import```````````````````````````````````引入(加载&导入) RunAs````````````````````````````````````````````运行Application `````````````````````````````````````应用程序copy `````````````````````````````````````````````复制paste `````````````````````````````````````````````粘贴Delete``````````````````````````````````````````` `删除properties`````````````````````````````````````````属性JavaBuildPath``````````````````````````````建立java路径Libraries````````````````````````````````````````````库AddLibrary``````````````````````````````````````添加库UserLibrary``````````````````````````````````````用户库Next ```````````````````````````````````````````下一步UserLibraries`````````````````````````````````````用户库New``````````````````````````````````````````````新建JDBC-ODBC`````````````````````````````````````````桥overload``````````````````````````````````````````重载override``````````````````````````````````````重写(覆盖) package``````````````````````````````````````指定文件夹class```````````````````````````````````````````````类static``````````````````````````````````````````静态类型true```````````````````````````````````````````````真false```````````````````````````````````````````````假String`````````````````````````字符串对象(也是一种数据类型) extends```````````````````````````````````````````继承this````````````````````````````````````````当前对象引用super``````````````````````````````````````父类对象引用Math.random()```````````````````````````````````随机数interface``````````````````````````````````````````接口implements`````````````````````````````````````继承接口throw````````````````````````````````````````````抛出throws````````````````````````````````````````````抛出try```````````````````````````````````````````````尝试catch`````````````````````````````````````````````捕获Exception`````````````````````````````````````````异常Separator````````````````````````````````````````分割线show `````````````````````````````````````````````展示this.setTitle`````````````````````````````````````设置标题this.setSize(500,400);````````````````````````````窗体大小this.setLocation(260,150);``````````````````````窗体初始位置this.show();````````````````````````````````````显示窗体this.setLocationRelativeTo(null);````````````````````````居中this.setDefaultCloseOperation(3);``````````````关闭按扭起作用this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);``````` `````````````````````````````````````````关闭按扭起作用JLabellbl=newJLabel(newImageIcon("1.gif")); ``````图片标签getContentPane`````````````````````````获得窗体的内部窗格setBackground(Color.BLUE)`````````````````````设置背景颜色setResizable()``````````````设置是否能最大化()内填true或false setAlwaysOnTop()``````````````窗口在最顶端()内填true或false Font``````````````````````````````````````````````字体showMessageDialog`````````````````````````````弹出对话框append```````````````````````````````````````````追加valueChanged``````````````````````````````````改变数值requestFocus```````````````````````````````````获得焦点selectAll``````````````````````````````````````````全选setT ext```````````````````````````````````设置文本域内容getT ext```````````````````````````````````获得文本域内容setEnabled()````````````````设置控件是否可用()内填true或false setAccelerator`````````````````````````````````设置加速器KeyStroke``````````````````````````````````````敲击键盘getKeyStroke`````````````````````````````获得所敲击的键盘InputEvent `````````````````````````````````````输入事件getDocument```````````````````````````````````获得文件addUndoableEditListener`````````````````````添加撤销监听器SimpleDateFormat````````````````````````````简易日期格式setLineWrap````````````````````````````````````设置行距addEdit````````````````````````````````````````添加编辑getEdit````````````````````````````````````````获得编辑setBorder``````````````````````````````````````设置边框Factory```````````````````````````````````````````工厂createTitledBorder````````````````````````````创建标题边框setVisible()````````````````设置视窗是否隐藏()内填true或false setCursor``````````````````````````````````````设置指针isPopupTrigger````````````````````````````确定点鼠标击右键getSelectedValue`````````````````````````````获得选中的值toString``````````````````````````````````````返回字符串insertIcon``````````````````````````````````````插入图标getActionCommand```````````````````````````获得动作命令getKeyCode```````````````````````````````````获得键盘码KeyEvent.VK_RIGHT````````````````````````键盘事件.右箭头getIcon````````````````````````````````````````获得标签setIcon```````````````````````````````````````设置标签getSource`````````````````````````````````````获得所选charAt()```````````````````````````查找指定下标所对应的字符indexOf()``````````````查找某一字符串，首次出现的位置(从前向后) lastIndexOf()```````````查找某一字符串，首次出现的位置(从后向前) length()```````````````````````````````````返回字符串长度equals()```````````````````````````````````比较两个字符串toUpperCase()``````````````````````````````````转为大写toLowerCase()``````````````````````````````````转为小写split()````````````````````````````````````````分割字符串replace()``````````````````````````````````````````替换addRow(Object[])`````````````````````````````添加一条记录setRowCount(0)````````````````````````````````清空表模型repaint```````````````````````````````````````````重绘ComboBox.getSelectedItem````````````获得下拉框所选择的内容ComboBox.addItem(rs.getString(1))````````重新添加下拉框内容g.setColor(Color.RED) ````````````````````````设置画笔颜色g.setFont(new`Font("隶书",Font.BOLD,30))```````设置画笔字体g.drawString("早晨好",100,200)`````````````````````画字符串g.drawLine(100,100,500,500)`````````````````````````画线g.drawOval(200,200,300,150)```````````````````````画椭圆g.fillOval(200,200,300,150)````````````````````````填充椭圆g.drawRect(200,200,300,150)```````````````````````画矩形this.setUndecorated(true)``````````````````````去除窗体边框Thread.currentThread()````````````````获得当前正在运行的线程Graphics``````````````````````````````````````````画笔t.suspend()````````````````````````````````````线程挂起t.resume() ````````````````````````````````````恢复线程FlowLayout````````````````````````````````````流式布局LEFT``````````````````````````````````````````````左RIGHT`````````````````````````````````````````````右BorderLayout```````````````````````````````````边界布局EAST``````````````````````````````````````````````东SOUTH`````````````````````````````````````````````南WEST``````````````````````````````````````````````西NORTH`````````````````````````````````````````````北CENTER````````````````````````````````````````````中GridLayout `````````````````````````````````````网格部局public``````````````````````````````````````````公有的protected ````````````````````````````````公共的(保护的) private`````````````````````````````````````````私有的final`````````````````````````````````````````````最终new`````````````````````````````````````````````新的abstract`````````````````````````````````````````抽象finally``````````````````````````````````````````最终的if```````````````````````````````````````````````如果else``````````````````````````````````````````````否则switch````````````````````````````````````````````开关case`````````````````````````````````````````````事件default```````````````````````````````````````````默认for`````````````````````````````````````````````(循环) while```````````````````````````````````````````(循环) do-while````````````````````````````````````````(循环) continue``````````````````````````````````````````继续break````````````````````````````````````````````打破ArrayList``````````````````````````````````````数组集合add(Object);```````````````````````````````````添加数据get(int);```````````````````````````````````````获得数据Container`````````````````````````````````````````容器JPanel````````````````````````````````````````````面板JFrame```````````````````````````````````````````窗体JButton```````````````````````````````````````````按扭JLabel````````````````````````````````````````````标签JT extField`````````````````````````````文本域(单行的文本框) JT extArea```````````````````````````````````````文本区JPasswordField````````````````````````````````````密码域ButtonGroup`````````````````````````````````按扭组(单选) JRadioButton```````````````````````````````````单选按扭JCheckBox `````````````````````````````````````多选按扭JComboBox``````````````````````````````````````下拉框JList``````````````````````````````````````````下拉列表ImageIcon````````````````````````````````````````图片JMenuBar````````````````````````````````````菜单工具栏JMenu``````````````````````````````````````````菜单项JMenuItem ```````````````````````````````````子菜单项JCheckBoxMenuItem`````````````````````多选按钮菜单工具栏JRadioButtonMenuItem````````````````````单选按钮菜单工具栏JScrollPane`````````````````````````````````````滚动面板JT extPane``````````````````````````````````````文本面板JPopupMenu````````````````````````````````````弹出菜单JProgressBar`````````````````````````````````````进度条DefaultTableModel````````````````````````````默认的表模型JT able````````````````````````````````````````````表格ActionListener````````````````````````````````````监听器ActionEvent````````````````````````````````````动作事件actionPerformed`````````````````````````````````动作演示KeyListener```````````````````````````````````键盘监听器KeyEvent``````````````````````````````````````键盘事件keyPressed`````````````````````````````````````按下键盘keyReleased````````````````````````````````````释放键盘keyTyped``````````````````````````````````````点击键盘MouseListener`````````````````````````````````鼠标监听器MouseEvent````````````````````````````````````鼠标事件mouseClicked````````````````````````````````鼠标单击事件mouseEntered```````````````````````````````鼠标移入事件mouseExited````````````````````````````````鼠标离开事件mousePressed```````````````````````````````按下鼠标事件mouseReleased``````````````````````````````释放鼠标事件MouseMotionListener````````````````````````````鼠标监听器mouseDragged``````````````````````````````````拖拽鼠标mouseMoved````````````````````````````````````移动鼠标ListSelectionListener`````````````````````````下拉列表监听器ListSelectionEvent`````````````````````````下拉列表选择事件JOptionPane`````````````````````````````````有选项的面板UndoableEditListener````````````````````````````撤消监听器UndoableEditEvent```````````````````````````````撤消事件undoableEditHappened```````````````````````````````撤消Thread```````````````````````````````````````````线程Runnable``````````````````````````````````````可捕获的Class.forName``````````````````````````加载数据库驱动程序Connection````````````````````````````````数据库连接对象Statement ````````````````````````````````数据库操纵对象ResultSet````````````````````````````````数据库结果集对象close `````````````````````````````````````````````关闭DriverManager`````````````````````````````````驱动管理器localhost```````````````````````````````````````本地主机executeQuery```````````````````````````````````执行命令executeUpdate``````````````````````````````````执行更新SQLException``````````````````````````````SQL数据库异常ClassNotFoundException````````````````````类没有被找到异常view`````````````````````````````````````````````视图trigger``````````````````````````````````````````触发器proc``````````````````````````````````````````存储过程removeAll``````````````````````````````````````移除所有rs.first()``````````````````````````````游标移动到第一条记录st()`````````````````````````````游标移动到最后一条记录rs.getRow()````````````````````````````````获得当前的行号rs.absolute(i)```````````````````````````````````定位游标top``````````````````````````````````````````````最前JavaBean``````````````````````````````````````存放数据java.awt.*;ng.*;java.util.*;java.text.*;javax.swing.*;java.awt.event.*;import`java.sql.*;javax.swing.undo.*;java.swing.table.*;javax.swing.event.*;。