JAVA------12.app 測試api介面

標籤：web   auth   connect   get   ant   reader   adl   constant   war   

import java.awt.BorderLayout;import java.awt.FlowLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.net.MalformedURLException;import java.net.URL;import java.net.URLConnection;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JPanel;import javax.swing.JScrollPane;import javax.swing.JTextArea;import javax.swing.JTextField;import javax.swing.ScrollPaneConstants;/** * 調用url 解析 * @author caipei * */public class UrlUtil extends JFrame{    /**     *      */    private static final long serialVersionUID = 1L;    JTextField tf=null;    JButton button=null,clear=null;    JTextArea ta=null;    public UrlUtil(){        tf=new JTextField(28);        button=new JButton("submit");        clear=new JButton("Clear");        ta=new JTextArea();        init();        button.addActionListener(new MyActionListener());        clear.addActionListener(new ActionListener() {            @Override            public void actionPerformed(ActionEvent e) {                // TODO Auto-generated method stub                tf.setText("");                ta.setText("\t\t\tThis TextArea has been Cleared! \n\n\t\t\tYou can begin your next test!");                tf.grabFocus();            }        });    }    public static void main(String []args){        new UrlUtil();    }    @SuppressWarnings("deprecation")    public void init(){        this.setTitle("Json 字串擷取工具");        this.setSize(800,450);        this.setVisible(true);        this.setDefaultCloseOperation(EXIT_ON_CLOSE);        this.setLocationRelativeTo(null);        JScrollPane js=new JScrollPane(ta);        js.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);        JPanel p=new JPanel();        p.setLayout(new FlowLayout());        p.add(new JLabel("URL:"));        p.add(tf);        p.add(button);        p.add(clear);        tf.setFocusable(true);        button.setNextFocusableComponent(tf);        this.add(p,BorderLayout.NORTH);        this.add(js,BorderLayout.CENTER);    }    public static String getJsonString(String url){        String result="";        URLConnection conn=null;        BufferedReader reader=null;        try{            URL website=new URL(url.trim());            conn=(URLConnection) website.openConnection();            reader=new BufferedReader(new InputStreamReader(conn.getInputStream(),"utf-8"));            String line="";            StringBuffer sb=new StringBuffer();            while((line=reader.readLine())!=null){                sb.append(line);            }            result=sb.toString();        }catch(MalformedURLException urlException){            result+=urlException.getMessage();        } catch (IOException e) {            // TODO Auto-generated catch block            result+=e.getMessage();            e.printStackTrace();        }catch(Exception total){            result+=total.getMessage();            total.printStackTrace();        }finally{            if(conn!=null){                conn=null;            }            if(reader!=null){                try {                    reader.close();                } catch (IOException e) {                    // TODO Auto-generated catch block                    result+=e.getMessage();                    e.printStackTrace();                }                reader=null;            }        }        return result;    }    class MyActionListener implements ActionListener{        @Override        public void actionPerformed(ActionEvent e) {            // TODO Auto-generated method stub            String jsonString=getJsonString(tf.getText().trim().toString());            ta.setText(jsonString);        }    }}

 

JAVA------12.app 測試api介面