HatenaBookmark.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.Date;
import java.util.List;
import net.arnx.jsonic.JSON;

/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
/**
 *
 * @author Amano
 */
public class HatenaBookmark {

    static InputStream in = null;
    static HttpURLConnection connect = null;
    static String url = null;
    static InputStream is = null;
    static String str = null;

    public static void main(String[] args) {
        try {
            url = "http://b.hatena.ne.jp/entry/jsonlite/?url=" + URLEncoder.encode(args[0], "utf-8");;

            connect = (HttpURLConnection) new URL(url).openConnection();
            connect.setRequestMethod("GET");
            connect.setConnectTimeout(100000);
            is = connect.getInputStream();
            str = convertString(is);
            
            Page page = JSON.decode(str, Page.class);
            for(Bookmark bookmark:page.getBookmarks()){
                System.out.println(bookmark.getUser()+","+bookmark.getComment());
            }
            
            System.out.println(page.getTitle());
            
        } catch (Exception e) {
            System.out.println(e);
        }

    }

    static String convertString(InputStream is) throws IOException {
            BufferedReader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            StringBuilder sb = new StringBuilder();
            char[] b = new char[1024];
            int line;
            while (0 <= (line = reader.read(b))) {
                sb.append(b, 0, line);
            }
        return sb.toString();
    }
}

class Bookmark {

    private Date timestamp;
    private String comment;
    private String user;
    private String tag;

    public Date getTimestamp() {
        return timestamp;
    }

    public String getComment() {
        return comment;
    }

    public String getUser() {
        return user;
    }

    public void setTimestamp(Date timestamp) {
        this.timestamp = timestamp;
    }

    public void setComment(String comment) {
        this.comment = comment;
    }

    public void setUser(String user) {
        this.user = user;
    }

    public String getTags() {
        return tag;
    }

    public void setTags(String tag) {
        this.tag = tag;
    }
}

class Page {

    public int count;
    public String url;
    public String eid;
    public String title;
    public String screenshot;
    public String entry_url;

    private List<Bookmark> bookmarkList;

    public void setBookmarks(List<Bookmark> bookmarkList) {
        this.bookmarkList = bookmarkList;
    }

    public List<Bookmark> getBookmarks() {
        return bookmarkList;
    }

    public int getCount() {
        return count;
    }

    public String getUrl() {
        return url;
    }

    public String getEid() {
        return eid;
    }

    public String getTitle() {
        return title;
    }

    public String getScreenshot() {
        return screenshot;
    }

    public String getEntry_url() {
        return entry_url;
    }

    public void setCount(int count) {
        this.count = count;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public void setEid(String eid) {
        this.eid = eid;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    public void setScreenshot(String screenshot) {
        this.screenshot = screenshot;
    }

    public void setEntry_url(String entry_url) {
        this.entry_url = entry_url;
    }
}