Update

src/me/xixu/MainInterface.java

@@ -23,7 +23,7 @@ import me.xixu.manager.InsertBook;
 import me.xixu.manager.ManagerInterface;
 import me.xixu.manager.NewClass;
 import me.xixu.manager.State;
-import me.xixu.manager.State_Information;
+import me.xixu.manager.StateInformation;
 import me.xixu.manager.UpdateBook;
 import me.xixu.user.BorrowBook;
 import me.xixu.user.BorrowBook_Information;
@@ -42,7 +42,7 @@ public class MainInterface extends JFrame implements ActionListener {
 	public static NewClass newJPanel = new NewClass();
 	public static UpdateBook updateJPanel = new UpdateBook();
 	public static State stateJPanel = new State();
-	public static State_Information stateInfoJPanel = new State_Information();
+	public static StateInformation stateInfoJPanel = new StateInformation();
 	// User窗口
 	public static UserInterface userJPanel = new UserInterface();
 	public static BorrowBook borrowJPanel = new BorrowBook();

src/me/xixu/Manager/State.java

@@ -77,7 +77,7 @@ public class State extends JPanel implements ActionListener {
 				JOptionPane.showMessageDialog(null, "欢迎", "查询成功", JOptionPane.OK_CANCEL_OPTION);
 				TableOperate.search_classname(tf_classname.getText());
 				MainInterface.StatetoStateInfo();
-				State_Information.setTextArea();
+				StateInformation.setTextArea();
 				tf_classname.setText("");
 			} else {
 				JOptionPane.showMessageDialog(null, "不存在该类别", "查询失败", JOptionPane.ERROR_MESSAGE);

src/me/xixu/manager/StateInformation.java

@@ -12,7 +12,7 @@ import javax.swing.JTextArea;
 import me.xixu.MainInterface;
 import me.xixu.info.Information;
 
-public class State_Information extends JPanel implements ActionListener {
+public class StateInformation extends JPanel implements ActionListener {
 	private JButton back;
 	private static JTextArea textArea;
 	private static String info;
@@ -20,7 +20,7 @@ public class State_Information extends JPanel implements ActionListener {
 	/**
 	 * Create the panel.
 	 */
-	public State_Information() {
+	public StateInformation() {
 		setBackground(new Color(152, 251, 152));
 		setLayout(null);