三个输入框测试

package testclass;

import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.TextField;
import javafx.scene.layout.AnchorPane;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.stage.Stage;
 
public class test extends Application {
    public static boolean isRegularRptCode(String rptCode,String regEx) {
        Pattern pattern1 = Pattern.compile(regEx);
        Matcher matcher1 = pattern1.matcher(rptCode);
        boolean rs = matcher1.matches();
        return rs;
}
public static void main(String[] args) {
         test.launch(args);
}
public void start(Stage stage)throws Exception {
        stage.setTitle("Edit");
        AnchorPane root = new AnchorPane();
        Scene scene = new Scene(root, 500, 200);
        Text text1= new Text("String one");
        text1.setFont(new Font(20));
        AnchorPane.setTopAnchor(text1, 20.0);
        AnchorPane.setLeftAnchor(text1, 0.0);
        Text text2= new Text("String two");
        text2.setFont(new Font(20));
        AnchorPane.setTopAnchor(text2, 70.0);
        AnchorPane.setLeftAnchor(text2, 0.0);
        Text text3= new Text("String three");
        text3.setFont(new Font(20));
        AnchorPane.setTopAnchor(text3, 120.0);
        AnchorPane.setLeftAnchor(text3, 0.0);
        root.getChildren().addAll(text1,text2,text3);
        final TextField filed1=new TextField();
        AnchorPane.setTopAnchor(filed1, 20.0);
        AnchorPane.setLeftAnchor(filed1, 130.0);
        final TextField filed2=new TextField();
        AnchorPane.setTopAnchor(filed2, 70.0);
        AnchorPane.setLeftAnchor(filed2, 130.0);
        final TextField filed3=new TextField();
        AnchorPane.setTopAnchor(filed3, 120.0);
        AnchorPane.setLeftAnchor(filed3, 130.0);
        root.getChildren().addAll(filed1,filed2,filed3);
        Button button = new Button("Press");
        button.setFont(new Font(20));
        AnchorPane.setTopAnchor(button, 70.0);
        AnchorPane.setLeftAnchor(button, 400.0);
        root.getChildren().addAll(button);

        button.setOnAction( new EventHandler<ActionEvent>( ) {
            public void handle(ActionEvent actEvt) {        
                    final String char1 = filed1.getText();
                    final String char2 = filed2.getText();
                    final String char3 = filed3.getText();
                    if(char1.length()<1||char1.length()>6){System.out.println("String one Wrong");}
                    else if(!isRegularRptCode(char1,"[a-z,A-Z,0-9]*")){System.out.println("String one Wrong");}
                    else{System.out.println("String one Right");}
                    
                    if(char2.length()<1||char2.length()>6){System.out.println("String two Wrong");}
                    else if(!isRegularRptCode(char2,"[a-z,A-Z,0-9]*")){System.out.println("String two Wrong");}
                    else{System.out.println("String two Right");}
                    
                    if(char3.length()<1||char3.length()>6){System.out.println("String three Wrong");}
                    else if(!isRegularRptCode(char3,"[a-z,A-Z,0-9]*")){System.out.println("String three Wrong");}
                    else{System.out.println("String three Right");}                
                    }
                    } );
    stage.setScene(scene);
    stage.show();
    }
}