怎么才能把控制台输出的数据，弄到图形界面上？ 为什么输出的都是虚拟地址

Question

package study;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.util.Random;import javax.swing.JFrame;import java.awt.event.ActionListener;/**
 *
 * @author Administrator
 */
public class 数组的使用 extends javax.swing.JFrame {

ArrayOperate data = new ArrayOperate();
    /**
     * Creates new form 数组的使用
     */
    public 数组的使用() {
        initComponents();
    }    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">                          
    private void initComponents() {        jScrollPane1 = new javax.swing.JScrollPane();
        jTextArea1 = new javax.swing.JTextArea();
        jButton1 = new javax.swing.JButton();
        jButton2 = new javax.swing.JButton();
        jButton3 = new javax.swing.JButton();
        
        jButton4 = new javax.swing.JButton();
        jButton4.addActionListener(new ActionListener() {
         public void actionPerformed(ActionEvent arg0) {
         }
        });        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("数组的使用");        jTextArea1.setColumns(20);
        jTextArea1.setRows(5);
        jScrollPane1.setViewportView(jTextArea1);        jButton1.setText("随机显示100个数每行显示10个数");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });        jButton2.setText("排序");
        jButton2.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton2ActionPerformed(evt);
            }
        });        jButton3.setText("求最大值");
        jButton3.addActionListener(new java.awt.event.ActionListener() {
         public void actionPerformed(ActionEvent evt) {
         jButton3ActionPerformed(evt);
         }        });        jButton4.setText("求最小值");
        jButton4.addActionListener(new java.awt.event.ActionListener() {
         public void actionPerformed(ActionEvent evt) {
         jButton4ActionPerformed(evt);
         }
        });        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 541, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(26, Short.MAX_VALUE))
            .addGroup(layout.createSequentialGroup()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addGap(41, 41, 41)
                        .addComponent(jButton1))
                    .addGroup(layout.createSequentialGroup()
                        .addGap(95, 95, 95)
                        .addComponent(jButton3)))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jButton4)
                    .addComponent(jButton2, javax.swing.GroupLayout.PREFERRED_SIZE, 81, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(128, 128, 128))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 242, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jButton1)
                    .addComponent(jButton2))
                .addGap(18, 18, 18)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jButton4)
                    .addComponent(jButton3))
                .addContainerGap(33, Short.MAX_VALUE))
        );        pack();
    }// </editor-fold>                          
    protected void jButton1ActionPerformed(ActionEvent evt) {
// TODO Auto-generated method stub
     this.jTextArea1.setText(data.random());
} protected void jButton2ActionPerformed(ActionEvent evt) {
// TODO Auto-generated method stub
this.jTextArea1.setText(" ");
this.jTextArea1.setText(data.sort());

}
private void jButton3ActionPerformed(ActionEvent evt) {
// TODO Auto-generated method stub
data.max();
}
private void jButton4ActionPerformed(ActionEvent evt) {
// TODO Auto-generated method stub
data.min();
}
public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(数组的使用.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(数组的使用.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(数组的使用.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(数组的使用.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
          public void run() {
          new 数组的使用().setVisible(true);
             }
         });
    }    // Variables declaration - do not modify                     
    private javax.swing.JButton jButton1;
    private javax.swing.JButton jButton2;
    private javax.swing.JButton jButton3;
    private javax.swing.JButton jButton4;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    // End of variables declaration                   
}

Answer 1

建一个web项目，用ajax方式对一个后台接口发一个请求，然后响应回来想要显示的数据，然后在web中画出界面，把对应的数据显示到对应的位置就OK了。

Answer 2

this.jTextArea1.setText(data.sort());你的data是 int[]    ,data.sort()的返回值是data.ToString()，他的取值取决于这种定义方法 int[] 是否 有重载ToString()方法。如果你用List<int>的方式来定义，应该可以直接输出你想到的，因为List重载了ToString()方法。我说明白没？