Vdisk.java Source code

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Here is the source code for Vdisk.java

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/*
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 */
import java.io.*;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.charset.Charset;
import java.util.Scanner;
import net.sf.json.JSONObject;

import org.apache.http.*;
import org.apache.http.impl.client.*;
import org.apache.http.client.methods.*;
import org.apache.http.client.utils.*;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.mime.*;
import org.apache.http.util.*;

/**
 *
 * @author ?
 */
public class Vdisk {
    String app_key = "1780869568";
    String app_secret = "cc1f6659a39f9601209db362014f3635";
    String call_back_url = "http://home.ustc.edu.cn/~gdzjydz";
    String refresh_token = "";
    String access_token = null;

    //2016.3.27 21:30
    //access_token:0afbab6662GCpzz1WwlwI3DIiF5ab19a
    //URI???access_tokenaccess_token??
    //?API?refresh_token?access_token
    public URI authorize(String response_type, String state) throws URISyntaxException {
        if (response_type == null)
            response_type = "token";
        if (state == null)
            state = "";
        URI uri = new URIBuilder().setScheme("https").setHost("auth.sina.com.cn/oauth2/authorize")
                .setParameter("client_id", this.app_key).setParameter("redirect_uri", this.call_back_url)
                .setParameter("response_type", response_type).setParameter("state", state).build();
        return uri;
    }

    //access_token??
    public void get_access_token() {
        Scanner in = new Scanner(System.in);
        this.access_token = in.next();
    }

    //?post??URLJSONObject
    public JSONObject vdisk_post_operation(URI uri) throws IOException {
        CloseableHttpClient postClient = HttpClients.createDefault();
        if (access_token == null)
            this.get_access_token();
        HttpPost httpPost = new HttpPost(uri);
        JSONObject res = null;
        try (CloseableHttpResponse response = postClient.execute(httpPost)) {
            HttpEntity entity = response.getEntity();
            String info = EntityUtils.toString(entity);
            res = JSONObject.fromObject(info);
        } finally {
            postClient.close();
        }
        return res;
    }

    //?get??URLJSONObject
    public JSONObject vdisk_get_operation(URI uri) throws IOException {
        CloseableHttpClient getClient = HttpClients.createDefault();
        if (access_token == null)
            this.get_access_token();
        HttpGet httpGet = new HttpGet(uri);
        JSONObject res = null;
        try (CloseableHttpResponse response = getClient.execute(httpGet)) {
            HttpEntity entity = response.getEntity();
            String info = EntityUtils.toString(entity);
            res = JSONObject.fromObject(info);
        } finally {
            getClient.close();
        }
        return res;
    }

    //??
    public JSONObject get_user_info() throws IOException, URISyntaxException {
        URI uri = new URIBuilder().setScheme("https").setHost("api.weipan.cn/2/account/info")
                .setParameter("access_token", this.access_token).build();
        return vdisk_post_operation(uri);
    }

    //?
    public JSONObject get_file_info() throws IOException, URISyntaxException {
        URI uri = new URIBuilder().setScheme("https").setHost("api.weipan.cn/2/delta/sandbox")
                .setParameter("access_token", this.access_token).build();
        return vdisk_post_operation(uri);
    }

    //?
    public void download_file(String filepath, String local_filepath) throws URISyntaxException, IOException {
        URI uri = new URIBuilder().setScheme("https").setHost("api.weipan.cn/2/files/sandbox/").setPath(filepath)
                .setParameter("access_token", this.access_token).build();
        CloseableHttpClient getClient = HttpClients.createDefault();
        if (access_token == null)
            this.get_access_token();
        HttpGet httpGet = new HttpGet(uri);
        try (CloseableHttpResponse response = getClient.execute(httpGet)) {
            StatusLine statusLine = response.getStatusLine();
            if (statusLine.getStatusCode() == 200) {
                File file = new File(local_filepath);
                try (FileOutputStream fout = new FileOutputStream(file)) {
                    String content = EntityUtils.toString(response.getEntity());
                    System.out.println(content.length());
                    byte contents[] = content.getBytes(Charset.forName("ISO-8859-1"));
                    fout.write(contents);
                }
            }
        } finally {
            getClient.close();
        }
    }

    //??/
    public void upload_file(String local_filepath, String filepath)
            throws URISyntaxException, FileNotFoundException, IOException {
        File file = new File(local_filepath);
        URI uri = new URIBuilder().setScheme("http").setHost("upload-vdisk.sina.com.cn/2/files/sandbox/")
                .setPath(filepath).setParameter("access_token", this.access_token).build();
        HttpPost httpPost = new HttpPost(uri);
        MultipartEntityBuilder builder = MultipartEntityBuilder.create();
        builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);
        builder.addBinaryBody("file", file, ContentType.DEFAULT_BINARY, local_filepath);
        HttpEntity entity = builder.build();
        httpPost.setEntity(entity);
        CloseableHttpClient postClient = HttpClients.createDefault();
        try (CloseableHttpResponse response = postClient.execute(httpPost)) {
            System.out.println(response);//check result
        } finally {
            postClient.close();
        }
    }

    //?filepath??????bug
    public JSONObject delete_file(String filepath) throws URISyntaxException, IOException {
        URI uri = new URIBuilder().setScheme("https").setHost("api.weipan.cn/2/fileops/delete")
                .setParameter("root", "sandbox").setParameter("path", filepath)
                .setParameter("access_token", this.access_token).build();
        return vdisk_post_operation(uri);
    }

    public Vdisk() {

    }
}