基于java的动物识别系统设计与实现

/**
* 动物识别系统
*/
package ai;

import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import java.awt.*;
import java.awt.event.*;
import java.util.ArrayList;
import javax.swing.event.*;

/**
* @author qinyong
2009-5-6
*/
public class Janimal extends JFrame implements ActionListener {

private String[] str={"该动物有毛发","该动物有奶","该动物有羽毛","该动物会飞","该动物会吃肉","该动物有犬齿","有爪","眼盯前方","该动物是哺乳动物","有蹄","是嚼反刍动物","该动物是食肉动物","是黄褐色","身上有暗斑点","身上有黑色条纹","该动物是有蹄类动物","有长脖子","有长腿","不会飞","有黑白二色","会游泳","该动物是鸟","善飞"};
private JList list=new JList(str);
private JTextArea text=new JTextArea(10,10);
private JTextArea result=new JTextArea(20,20);
private JButton button=new JButton("开始识别");
private String[] cause=new String[20];
private String resultString="";

int width = Toolkit.getDefaultToolkit().getScreenSize().width;
int height = Toolkit.getDefaultToolkit().getScreenSize().height;

private ListSelectionListener lister=new ListSelectionListener()
{
public void valueChanged(ListSelectionEvent e) {
if(e.getValueIsAdjusting()) return;
text.setText("");
Object[] items=list.getSelectedValues();
for(int i=0;i<items.length;i++)
{
text.append(items[i]+"/n");
cause[i]=(String)items[i];
}
}
};

public Janimal()
{
this.setTitle("动物识别系统");
this.setSize(600, 400);
this.setLocation((width - 600) / 2, (height - 400) / 2);
text.setEditable(false);
list.setVisibleRowCount(6);
Container contentPane=getContentPane();
contentPane.setLayout(new BoxLayout(contentPane,BoxLayout.X_AXIS));

contentPane.add(new JScrollPane(list));
contentPane.add(text);
contentPane.add(button);
contentPane.add(result);
list.addListSelectionListener(lister);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
button.addActionListener(this);
setVisible(true);
}


public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub

String actionCommand=e.getActionCommand() ;

if(e.getSource() instanceof JButton)

if("开始识别".equalsIgnoreCase(actionCommand))
{
resultString=thinker(cause);
if(resultString!=null)
result.append(resultString);
else
result.append("Sorry!，请输入更有效的信息^_^");

}
}


public String thinker(String[] cause) //推理机
{
String[] resultList = { "该动物是哺乳动物", "该动物是哺乳动物", "该动物是鸟", "该动物是鸟",
"该动物是食肉动物", "该动物是食肉动物", "该动物是有蹄类动物", "该动物是有蹄类动物", "该动物是金钱豹",
"该动物是老虎", "该动物是长颈鹿", "该动物是斑马", "该动物是鸵鸟", "该动物是企鹅", "该动物是信天翁" };

String[][] conditList = { { "该动物有毛发" }, { "该动物有奶" }, { "该动物有羽毛" },
{ "该动物会飞" }, { "该动物会吃肉" }, { "该动物有犬齿" }, { "该动物是哺乳动物", "有蹄" },
{ "该动物是哺乳动物", "是嚼反刍动物" },
{ "该动物是哺乳动物", "该动物是食肉动物", "是黄褐色", "身上有暗斑点" },
{ "该动物是哺乳动物", "该动物是食肉动物", "是黄褐色", "身上有黑色条纹" },
{ "该动物是有蹄类动物", "有长脖子", "有长腿", "身上有暗斑点" },
{ "该动物是有蹄类动物", "身上有黑色条纹" },
{ "该动物是鸟", "有长脖子", "有长腿", "不会飞", "有黑白二色" },
{ "该动物是鸟", "会游泳", "不会飞", "有黑白二色" }, { "该动物是鸟", "善飞" } };

boolean[][] flag = { { false }, { false }, { false }, { false },
{ false }, { false }, { false, false }, { false, false },
{ false, false, false, false }, { false, false, false, false },
{ false, false, false, false }, { false, false },
{ false, false, false, false, false },
{ false, false, false, false }, { false, false } };

boolean checkResult = true;

//String[] cause = { "该动物有毛发", "有蹄", "有长脖子", "有长腿", "身上有暗斑点" };
ArrayList<String> result = new ArrayList();
String[] conditTemp = new String[6];
int temp, count = 0;

for(int i=0;i<cause.length;i++)
{
result.add(cause[i]);
}


for(int row=0;row<conditList.length;row++)
{
temp=0;
checkResult=true;

for(int i=0;i<conditTemp.length;i++) //清空数组
{
conditTemp[i]="";
}

for(int column=0;column<conditList[row].length;column++)
{
if(conditList[row][column]!=null)
{
conditTemp[column]=conditList[row][column];
temp=column;
}
}


int m=0;

for(int i=0;i<conditTemp.length;i++) //取出条件的部分与事实比较
{

for(int j=0;j<result.size();j++)
{

if(conditTemp[i]!=null&&result.get(j)!=null)
{
if(conditTemp[i].equals(result.get(j)))
{
flag[row][i]=true;
m++;
}
}
}
}


count=0;
for(int i=0;i<conditList[row].length;i++) //统计flag数组
{

if(flag[row][i]==true)
count++;
}

if((temp+1)==count) //取出规则的结论部分
{
result.add(resultList[row]);

for(int i=0;i<conditList.length;i++) //检测结论是否为最终结论
for(int j=0;j<conditList[i].length;j++)
{
if(conditList[i][j]!=null&&resultList[row]!=null)
{
if(conditList[i][j].equals(resultList[row]))
checkResult=false;
}
}

if(checkResult==true) //输出最终结论
{
System.out.print(resultList[row]);
return resultList[row];
}
}

}
return null;

}
public static void main(String[] args) {
// TODO Auto-generated method stub
Janimal animal=new Janimal();
}
}