Java 如何实现这个比较器?

Java 如何实现这个比较器?,java,swing,jtable,comparator,Java,Swing,Jtable,Comparator,这是我的JTable代码。当我对数字列进行排序时,它的排序不正确。我想改变这个。在下面的屏幕截图中可以看到问题 import javax.swing.*; 导入java.awt.*; 导入java.io.*; 导入java.lang.*; 导入java.awt.event.*; /////////// 导入javax.swing.border.EmptyBorder; 导入javax.swing.event.*; 导入javax.swing.text.Document; 导入javax.sw

这是我的JTable代码。当我对数字列进行排序时,它的排序不正确。我想改变这个。在下面的屏幕截图中可以看到问题

import javax.swing.*;
导入java.awt.*;
导入java.io.*;
导入java.lang.*;
导入java.awt.event.*;
///////////
导入javax.swing.border.EmptyBorder;
导入javax.swing.event.*;
导入javax.swing.text.Document;
导入javax.swing.table.TableRowSorter;
导入java.util.List;
导入java.util.ArrayList;
导入java.util.Comparator;
公共类JtableIe
{
JFrame myMainWindow=新JFrame(“比较表”);
JPanel firstPanel=新的JPanel();
JScrollPane myScrollTable;
JTable-myTable;
JTextField srchFld1;
JTextField srchFld2;
台式分拣机;
JLabel srchLbl1=新的JLabel();
JLabel srchLbl2=新的JLabel();
公营机构
{
myMainWindow.setBounds(10,101296756);
myMainWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setLayout(新的GridLayout(1,1));
createFirstPanel();
myMainWindow.getContentPane().add(第一个面板);
myMainWindow.setVisible(true);
}
public void createFirstPanel()
{
firstPanel.setLayout(null);
srchLbl1.setLocation(0,0);
srchLbl1.设置大小(150,26);
srchLbl1.setText(“名称搜索:”);
firstPanel.add(srchLbl1);
srchLbl2.设置位置(660,0);
srchLbl2.设置大小(150,26);
srchLbl2.setText(“ID搜索:”);
firstPanel.add(srchLbl2);
字符串[]aHeaders={“Name”、“ID”、“Number 1”、“Number 2”、“Time”};
字符串[][]aData=新字符串[15][5];
myTable=新的JTable(aData、aHeaders);
///////资料////////
aData[0][0]=“John”;
aData[0][3]=“JS96”;
aData[0][2]=“1”;
aData[0][3]=“186”;
aData[0][4]=“1h 23m”;
aData[1][0]=“David”;
aData[1][4]=“DB36”;
aData[1][2]=“2”;
aData[1][3]=“111852”;
aData[1][4]=“2h 55m”;
aData[2][0]=“Daniel”;
aData[2][5]=“DK73”;
aData[2][2]=“3”;
aData[2][3]=“2921”;
aData[2][4]=“1h 55m”;
aData[3][0]=“Janis”;
aData[3][6]=“JW84”;
aData[3][2]=“4”;
aData[3][3]=“6512”;
aData[3][4]=“12h 26m”;
aData[4][0]=“亚当”;
aData[4][7]=“AF98”;
aData[4][2]=“5”;
aData[4][3]=“7524”;
aData[4][4]=“5h 47m”;
aData[5][0]=“Matthew”;
aData[5][8]=“MB55”;
aData[5][2]=“6”;
aData[5][3]=“4989”;
aData[5][4]=“80h 30m”;
aData[6][0]=“Lewis”;
aData[6][9]=“LS23”;
aData[6][2]=“7”;
aData[6][3]=“56321”;
aData[6][4]=“880h 20m”;
aData[7][0]=“标记”;
aData[7][10]=“ML49”;
aData[7][2]=“8”;
aData[7][3]=“97456”;
aData[7][4]=“8h 42m”;
aData[8][0]=“Josh”;
aData[8][11]=“JT67”;
aData[8][2]=“9”;
aData[8][3]=“82135”;
aData[8][4]=“56h 13m”;
aData[9][0]=“Oliver”;
aData[9][12]=“OC98”;
aData[9][2]=“10”;
aData[9][3]=“152”;
aData[9][4]=“9h 9m”;
aData[10][0]=“Tom”;
aData[10][13]=“TS97”;
aData[10][2]=“11”;
aData[10][3]=“100”;
aData[10][4]=“0米”;
aData[11][0]=“Emma”;
aData[11][14]=“EBS74”;
aData[11][2]=“12”;
aData[11][3]=“200”;
aData[11][4]=“30m”;
aData[12][0]=“Lucy”;
aData[12][15]=“LK02”;
aData[12][2]=“13”;
aData[12][3]=“256”;
aData[12][4]=“7h”;
aData[13][0]=“Patrick”;
aData[13][16]=“PM38”;
aData[13][2]=“14”;
aData[13][3]=“258”;
aData[13][4]=“2h”;
aData[14][0]=“Nicola”;
aData[14][17]=“NB70”;
aData[14][2]=“15”;
aData[14][3]=“987”;
aData[14][4]=“100h 56m”;
//////////////
myTable.setAutoCreateRowSorter(真);
sorter=newtablerowsorter(myTable.getModel());
List sortKeys=new ArrayList();
添加(新的行排序器.SortKey(0,排序器.升序));
分拣机设置快捷键(快捷键);
myTable.setRowSorter(分拣机);
myScrollTable=新的JScrollPane(myTable);
myScrollTable.setSize(1296756);
myScrollTable.setLocation(0,25);
System.out.println(“创建比较表”);
srchFld1=新的JTextField(10);
srchFld1.setSize(550,26);
srchFld1.设置位置(100,0);
srchFld1.setToolTipText(“输入名称”);
firstPanel.add(srchFld1);
srchFld2=新的JTextField(10);
srchFld2.setSize(550,26);
srchFld2.设置位置(740,0);
srchFld2.setToolTipText(“输入ID”);
firstPanel.add(srchFld2);
//////////////////////
Document doc=srchFld1.getDocument();
DocumentListener=新建DocumentListener(){
@凌驾
公共作废插入更新(文档事件e)
{
newFilter();
}
@凌驾
公共作废移除更新(文档事件e)
{
newFilter();
}
@凌驾
公共作废更改日期(记录事件e)
{
newFilter();
}
};
doc.addDocumentListener(listener);
///////////////
Document docb=srchFld2.getDocument();
DocumentListener listenerb=新的DocumentListener(){
@凌驾
公共作废插入更新(文档事件e)
{
newFilter();
}
@凌驾
公共作废移除更新(文档事件e)
{
newFilter();
}
@凌驾
公共作废更改日期(文件)
import javax.swing.*;
import java.awt.*;
import java.io.*;
import java.lang.*;
import java.awt.event.*;
///////////
import javax.swing.border.EmptyBorder;
import javax.swing.event.*;
import javax.swing.text.Document;
import javax.swing.table.TableRowSorter;
import java.util.List;
import java.util.ArrayList;
import java.util.Comparator;

public class JtableIe
{
    JFrame myMainWindow = new JFrame("Compare Tables");

    JPanel  firstPanel = new JPanel();

    JScrollPane myScrollTable;
    JTable myTable;
    JTextField srchFld1;
    JTextField srchFld2;
    TableRowSorter sorter;
    JLabel srchLbl1 = new JLabel();
    JLabel srchLbl2 = new JLabel();

    public void runGUI()
    {
        myMainWindow.setBounds(10, 10, 1296, 756);

        myMainWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        myMainWindow.setLayout(new GridLayout(1,1));

        createFirstPanel();

        myMainWindow.getContentPane().add(firstPanel);

        myMainWindow.setVisible(true);
    }

    public void createFirstPanel()
    {
        firstPanel.setLayout(null);

        srchLbl1.setLocation(0,0);
        srchLbl1.setSize(150,26);
        srchLbl1.setText("Name Search:");
        firstPanel.add(srchLbl1);

        srchLbl2.setLocation(660,0);
        srchLbl2.setSize(150,26);
        srchLbl2.setText("ID Search:");
        firstPanel.add(srchLbl2);

        String[] aHeaders = {"Name","ID","Number 1","Number 2","Time"};
        String[][] aData = new String[15][5];
        myTable = new JTable(aData,aHeaders);
        ///////Data////////
        aData[0][0] = "John";
        aData[0][3] = "JS96";
        aData[0][2] = "1";
        aData[0][3] = "186";
        aData[0][4] = "1h 23m";

        aData[1][0] = "David";
        aData[1][4] = "DB36";
        aData[1][2] = "2";
        aData[1][3] = "111852";
        aData[1][4] = "2h 55m";

        aData[2][0] = "Daniel";
        aData[2][5] = "DK73";
        aData[2][2] = "3";
        aData[2][3] = "2921";
        aData[2][4] = "1h 55m";

        aData[3][0] = "Janis";
        aData[3][6] = "JW84";
        aData[3][2] = "4";
        aData[3][3] = "6512";
        aData[3][4] = "12h 26m";

        aData[4][0] = "Adam";
        aData[4][7] = "AF98";
        aData[4][2] = "5";
        aData[4][3] = "7524";
        aData[4][4] = "5h 47m";

        aData[5][0] = "Matthew";
        aData[5][8] = "MB55";
        aData[5][2] = "6";
        aData[5][3] = "4989";
        aData[5][4] = "80h 30m";

        aData[6][0] = "Lewis";
        aData[6][9] = "LS23";
        aData[6][2] = "7";
        aData[6][3] = "56321";
        aData[6][4] = "880h 20m";

        aData[7][0] = "Mark";
        aData[7][10] = "ML49";
        aData[7][2] = "8";
        aData[7][3] = "97456";
        aData[7][4] = "8h 42m";

        aData[8][0] = "Josh";
        aData[8][11] = "JT67";
        aData[8][2] = "9";
        aData[8][3] = "82135";
        aData[8][4] = "56h 13m";

        aData[9][0] = "Oliver";
        aData[9][12] = "OC98";
        aData[9][2] = "10";
        aData[9][3] = "152";
        aData[9][4] = "9h 9m";

        aData[10][0] = "Tom";
        aData[10][13] = "TS97";
        aData[10][2] = "11";
        aData[10][3] = "100";
        aData[10][4] = "0m";

        aData[11][0] = "Emma";
        aData[11][14] = "EBS74";
        aData[11][2] = "12";
        aData[11][3] = "200";
        aData[11][4] = "30m";

        aData[12][0] = "Lucy";
        aData[12][15] = "LK02";
        aData[12][2] = "13";
        aData[12][3] = "256";
        aData[12][4] = "7h";

        aData[13][0] = "Patrick";
        aData[13][16] = "PM38";
        aData[13][2] = "14";
        aData[13][3] = "258";
        aData[13][4] = "2h";

        aData[14][0] = "Nicola";
        aData[14][17] = "NB70";
        aData[14][2] = "15";
        aData[14][3] = "987";
        aData[14][4] = "100h 56m";
        //////////////

        myTable.setAutoCreateRowSorter(true);

        sorter = new TableRowSorter(myTable.getModel());
        List sortKeys = new ArrayList();
        sortKeys.add(new RowSorter.SortKey(0, SortOrder.ASCENDING));
        sorter.setSortKeys(sortKeys);
        myTable.setRowSorter(sorter);

        myScrollTable = new JScrollPane(myTable); 
        myScrollTable.setSize(1296,756); 
        myScrollTable.setLocation(0,25); 
        System.out.println("Creating compare table");

        srchFld1 = new JTextField(10);
        srchFld1.setSize(550,26); 
        srchFld1.setLocation(100,0);
        srchFld1.setToolTipText("Enter Name");
        firstPanel.add(srchFld1);

        srchFld2 = new JTextField(10);
        srchFld2.setSize(550,26); 
        srchFld2.setLocation(740,0);
        srchFld2.setToolTipText("Enter ID");
        firstPanel.add(srchFld2);

        //////////////////////
        Document doc = srchFld1.getDocument();
        DocumentListener listener = new DocumentListener() {

            @Override
            public void insertUpdate(DocumentEvent e) 
            {
                newFilter();
            }

            @Override
            public void removeUpdate(DocumentEvent e) 
            {
                newFilter();
            }

            @Override
            public void changedUpdate(DocumentEvent e) 
            {
                newFilter();
            }
        };
        doc.addDocumentListener(listener);

        ///////////////
        Document docb = srchFld2.getDocument();
        DocumentListener listenerb = new DocumentListener() {

            @Override
            public void insertUpdate(DocumentEvent e) 
            {
                newFilter();
            }

            @Override
            public void removeUpdate(DocumentEvent e) 
            {
                newFilter();
            }

            @Override
            public void changedUpdate(DocumentEvent e) 
            {
                newFilter();
            }
        };
        docb.addDocumentListener(listenerb);
        ///////////////

        firstPanel.add(myScrollTable);
    }

    private void newFilter()
    {
        RowFilter rf = null;
        try 
        {
            List<RowFilter<Object,Object>> filters = new ArrayList<RowFilter<Object,Object>>(2);
            filters.add(RowFilter.regexFilter(srchFld1.getText(), 0));
            filters.add(RowFilter.regexFilter(srchFld2.getText(), 1));
            rf = RowFilter.andFilter(filters);
        } 
        catch (java.util.regex.PatternSyntaxException e) 
        {
            return;
        }
        sorter.setRowFilter(rf);
    }

    public static void main(String[] args)
    {
        JtableIe ji = new JtableIe();
        ji.runGUI();
    }
}
import java.util.Comparator;


public class AlphanumComparator implements Comparator
{
private final boolean isDigit(char ch)
{
    return ch >= 48 && ch <= 57;
}

/** Length of string is passed in for improved efficiency (only need to calculate it once) **/
private final String getChunk(String s, int slength, int marker)
{
    StringBuilder chunk = new StringBuilder();
    char c = s.charAt(marker);
    chunk.append(c);
    marker++;
    if (isDigit(c))
    {
        while (marker < slength)
        {
            c = s.charAt(marker);
            if (!isDigit(c))
                break;
            chunk.append(c);
            marker++;
        }
    } else
    {
        while (marker < slength)
        {
            c = s.charAt(marker);
            if (isDigit(c))
                break;
            chunk.append(c);
            marker++;
        }
    }
    return chunk.toString();
}

public int compare(Object o1, Object o2)
{
    if (!(o1 instanceof String) || !(o2 instanceof String))
    {
        return 0;
    }
    String s1 = (String)o1;
    String s2 = (String)o2;

    int thisMarker = 0;
    int thatMarker = 0;
    int s1Length = s1.length();
    int s2Length = s2.length();

    while (thisMarker < s1Length && thatMarker < s2Length)
    {
        String thisChunk = getChunk(s1, s1Length, thisMarker);
        thisMarker += thisChunk.length();

        String thatChunk = getChunk(s2, s2Length, thatMarker);
        thatMarker += thatChunk.length();

        // If both chunks contain numeric characters, sort them numerically
        int result = 0;
        if (isDigit(thisChunk.charAt(0)) && isDigit(thatChunk.charAt(0)))
        {
            // Simple chunk comparison by length.
            int thisChunkLength = thisChunk.length();
            result = thisChunkLength - thatChunk.length();
            // If equal, the first different number counts
            if (result == 0)
            {
                for (int i = 0; i < thisChunkLength; i++)
                {
                    result = thisChunk.charAt(i) - thatChunk.charAt(i);
                    if (result != 0)
                    {
                        return result;
                    }
                }
            }
        } else
        {
            result = thisChunk.compareTo(thatChunk);
        }

        if (result != 0)
            return result;
    }

    return s1Length - s2Length;
}
}
JTable myTable = null;

DefaultRowSorter sorter = (DefaultRowSorter) myTable.getRowSorter();
sorter.setComparator(2, new AlphanumComparator());