淘宝客商品查询接口

import android.text.TextUtils;  import com.lidroid.xutils.HttpUtils;import com.lidroid.xutils.http.RequestParams;import com.lidroid.xutils.http.callback.RequestCallBack;import com.lidroid.xutils.http.client.HttpRequest;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.Reader;import java.net.HttpURLConnection;import java.net.URL;import java.net.URLEncoder;import java.security.GeneralSecurityException;import java.security.MessageDigest;import java.text.DateFormat;import java.text.SimpleDateFormat;import java.util.Arrays;import java.util.Date;import java.util.HashMap;import java.util.Map;import java.util.Map.Entry;import java.util.Set;import java.util.zip.GZIPInputStream;import javax.crypto.Mac;import javax.crypto.SecretKey;import javax.crypto.spec.SecretKeySpec;/** * Created by Administrator on 2017/8/14. */public class TbkRequest {    private static final int TIMEOUT = 5 * 1000;    private static final String SIGN_METHOD_MD5 = "md5";    private static final String SIGN_METHOD_HMAC = "hmac";    private static final String CHARSET_UTF8 = "utf-8";    private static final String CONTENT_ENCODING_GZIP = "gzip";    public static final String serverUrl = "http://gw.api.taobao.com/router/rest";    public static final String appKey = "";    public static final String appSecret = "";    public static <T> void HttpClientGet(String url,                                         RequestParams params, RequestCallBack<T> callBack) {        HttpUtils utils = new HttpUtils(TIMEOUT);        // utils.configCurrentHttpCacheExpiry(0);        if (params == null)            params = new RequestParams();        // utils.configDefaultHttpCacheExpiry(0);            utils.send(HttpRequest.HttpMethod.GET, url, params, callBack);    }    public static <T> void HttpClientPost(final String url, RequestParams params, RequestCallBack<T> callBack) {               HttpUtils utils = new HttpUtils(TIMEOUT);        utils.send(HttpRequest.HttpMethod.POST, url, params, callBack);    }    public static final String SALES = "total_sales_des";    public static final String PRICE = "zk_final_price_asc";//不可用 需要解析后排序    public static final String PRICE_DES = "zk_final_price_dec";    public static <T> void recommend(String key, String sort, int page, RequestCallBack<T> callBack) {        Map<String, String> map = new HashMap<String, String>();        DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");        map.put("timestamp", df.format(new Date()));        map.put("v", "2.0");        map.put("app_key", appKey);        map.put("target_app_key", appSecret);        map.put("method", "taobao.tbk.item.get");        map.put("format", "json");//        map.put("cat", "16,18");        if (!TextUtils.isEmpty(sort)) {            map.put("sort", sort);        }        map.put("page_no", page + "");        map.put("q", key);        map.put("force_sensitive_param_fuzzy", "true");        map.put("fields", "num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick");        map.put("sign_method", SIGN_METHOD_MD5);        RequestParams params = new RequestParams();        for (Map.Entry<String, String> entry : map.entrySet()) {            String name = entry.getKey();            String value = entry.getValue();            if (!TextUtils.isEmpty(name) && !TextUtils.isEmpty(value)) {                params.addQueryStringParameter(name, value);            }        }        String sign = null;        try {            sign = signTopRequest(map, appSecret, SIGN_METHOD_MD5);        } catch (IOException e) {            e.printStackTrace();        }        params.addQueryStringParameter("sign", sign);        HttpClientGet(serverUrl, params, callBack);    }// http://gw.api.taobao.com/router/rest?sign=E3F878389140607D9603E9C350762A17×tamp=2017-08-16 14:28:52&v=2.0&app_key=24580132&method=taobao.tbk.uatm.favorites.item.get&partner_id=top-apitools&format=json&adzone_id=126536537&favorites_id=10087023&force_sensitive_param_fuzzy=true&fields=num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick    public static <T> void favorites(long adzone_id, long favorites_id, int page, RequestCallBack<T> callBack) {        Map<String, String> map = new HashMap<String, String>();        DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");        map.put("timestamp", df.format(new Date()));        map.put("v", "2.0");        map.put("app_key", appKey);        map.put("target_app_key", appSecret);        map.put("method", "taobao.tbk.uatm.favorites.item.get");        map.put("format", "json");        map.put("force_sensitive_param_fuzzy", "true");        map.put("fields", "num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick");        map.put("sign_method", SIGN_METHOD_MD5);//        long adzone_id = 126536537;//        long favorites_id = 10087023;        map.put("adzone_id", adzone_id + "");        map.put("favorites_id", favorites_id + "");        map.put("page_no", page + "");        RequestParams params = new RequestParams();        for (Map.Entry<String, String> entry : map.entrySet()) {            String name = entry.getKey();            String value = entry.getValue();            if (!TextUtils.isEmpty(name) && !TextUtils.isEmpty(value)) {                params.addQueryStringParameter(name, value);            }        }        String sign = null;        try {            sign = signTopRequest(map, appSecret, SIGN_METHOD_MD5);        } catch (IOException e) {            e.printStackTrace();        }        params.addQueryStringParameter("sign", sign);        HttpClientGet(serverUrl, params, callBack);    }    /**     * 对TOP请求进行签名。     */    private static String signTopRequest(Map<String, String> params, String secret, String signMethod) throws IOException {        // 第一步：检查参数是否已经排序        String[] keys = params.keySet().toArray(new String[0]);        Arrays.sort(keys);        // 第二步：把所有参数名和参数值串在一起        StringBuilder query = new StringBuilder();        if (SIGN_METHOD_MD5.equals(signMethod)) {            query.append(secret);        }        for (String key : keys) {            String value = params.get(key);            if (isNotEmpty(key) && isNotEmpty(value)) {                query.append(key).append(value);            }        }        // 第三步：使用MD5/HMAC加密        byte[] bytes;        if (SIGN_METHOD_HMAC.equals(signMethod)) {            bytes = encryptHMAC(query.toString(), secret);        } else {            query.append(secret);            bytes = encryptMD5(query.toString());        }        // 第四步：把二进制转化为大写的十六进制        return byte2hex(bytes);    }    /**     * 对字节流进行HMAC_MD5摘要。     */    private static byte[] encryptHMAC(String data, String secret) throws IOException {        byte[] bytes = null;        try {            SecretKey secretKey = new SecretKeySpec(secret.getBytes(CHARSET_UTF8), "HmacMD5");            Mac mac = Mac.getInstance(secretKey.getAlgorithm());            mac.init(secretKey);            bytes = mac.doFinal(data.getBytes(CHARSET_UTF8));        } catch (GeneralSecurityException gse) {            throw new IOException(gse.toString());        }        return bytes;    }    /**     * 对字符串采用UTF-8编码后，用MD5进行摘要。     */    private static byte[] encryptMD5(String data) throws IOException {        return encryptMD5(data.getBytes(CHARSET_UTF8));    }    /**     * 对字节流进行MD5摘要。     */    private static byte[] encryptMD5(byte[] data) throws IOException {        byte[] bytes = null;        try {            MessageDigest md = MessageDigest.getInstance("MD5");            bytes = md.digest(data);        } catch (GeneralSecurityException gse) {            throw new IOException(gse.toString());        }        return bytes;    }    /**     * 把字节流转换为十六进制表示方式。     */    private static String byte2hex(byte[] bytes) {        StringBuilder sign = new StringBuilder();        for (int i = 0; i < bytes.length; i++) {            String hex = Integer.toHexString(bytes[i] & 0xFF);            if (hex.length() == 1) {                sign.append("0");            }            sign.append(hex.toUpperCase());        }        return sign.toString();    }    private static String callApi(URL url, Map<String, String> params) throws IOException {        String query = buildQuery(params, CHARSET_UTF8);        byte[] content = {};        if (query != null) {            content = query.getBytes(CHARSET_UTF8);        }        HttpURLConnection conn = null;        OutputStream out = null;        String rsp = null;        try {            conn = (HttpURLConnection) url.openConnection();            conn.setRequestMethod("POST");            conn.setDoInput(true);            conn.setDoOutput(true);            conn.setRequestProperty("Host", url.getHost());            conn.setRequestProperty("Accept", "text/xml,text/javascript");            conn.setRequestProperty("User-Agent", "top-sdk-java");            conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + CHARSET_UTF8);            out = conn.getOutputStream();            out.write(content);            rsp = getResponseAsString(conn);        } finally {            if (out != null) {                out.close();            }            if (conn != null) {                conn.disconnect();            }        }        return rsp;    }    private static String buildQuery(Map<String, String> params, String charset) throws IOException {        if (params == null || params.isEmpty()) {            return null;        }        StringBuilder query = new StringBuilder();        Set<Entry<String, String>> entries = params.entrySet();        boolean hasParam = false;        for (Entry<String, String> entry : entries) {            String name = entry.getKey();            String value = entry.getValue();            // 忽略参数名或参数值为空的参数            if (isNotEmpty(name) && isNotEmpty(value)) {                if (hasParam) {                    query.append("&");                } else {                    hasParam = true;                }                query.append(name).append("=").append(URLEncoder.encode(value, charset));            }        }        return query.toString();    }    private static String getResponseAsString(HttpURLConnection conn) throws IOException {        String charset = getResponseCharset(conn.getContentType());        if (conn.getResponseCode() < 400) {            String contentEncoding = conn.getContentEncoding();            if (CONTENT_ENCODING_GZIP.equalsIgnoreCase(contentEncoding)) {                return getStreamAsString(new GZIPInputStream(conn.getInputStream()), charset);            } else {                return getStreamAsString(conn.getInputStream(), charset);            }        } else {// Client Error 4xx and Server Error 5xx            throw new IOException(conn.getResponseCode() + " " + conn.getResponseMessage());        }    }    private static String getStreamAsString(InputStream stream, String charset) throws IOException {        try {            Reader reader = new InputStreamReader(stream, charset);            StringBuilder response = new StringBuilder();            final char[] buff = new char[1024];            int read = 0;            while ((read = reader.read(buff)) > 0) {                response.append(buff, 0, read);            }            return response.toString();        } finally {            if (stream != null) {                stream.close();            }        }    }    private static String getResponseCharset(String ctype) {        String charset = CHARSET_UTF8;        if (isNotEmpty(ctype)) {            String[] params = ctype.split(";");            for (String param : params) {                param = param.trim();                if (param.startsWith("charset")) {                    String[] pair = param.split("=", 2);                    if (pair.length == 2) {                        if (isNotEmpty(pair[1])) {                            charset = pair[1].trim();                        }                    }                    break;                }            }        }        return charset;    }    private static boolean isNotEmpty(String value) {        int strLen;        if (value == null || (strLen = value.length()) == 0) {            return false;        }        for (int i = 0; i < strLen; i++) {            if ((Character.isWhitespace(value.charAt(i)) == false)) {                return true;            }        }        return false;    }}