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@@ -9,13 +9,19 @@ import org.thingsboard.server.common.data.yunteng.utils.HttpClientUtils; |
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import org.thingsboard.server.common.data.yunteng.utils.JacksonUtil;
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import java.io.IOException;
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12
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+import java.util.Date;
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13
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+import java.util.HashMap;
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14
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+import java.util.Map;
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12
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15
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13
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public class EzvizUtils {
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14
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//萤石开放平台API
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15
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- private static String url = "https://open.ys7.com/api/lapp/";
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+ private static final String url = "https://open.ys7.com/api/lapp/";
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+ private static Map<String,Map<String,Object>> token = new HashMap<>();
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+ private static String accessToken;
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+ private static Long expireTime;
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16
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22
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17
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- public static String getCameraPreviewURL( String appKey, String appSecret,String sn) throws IOException {
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18
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- String accessToken = getAccessTokenByUrl(appKey,appSecret);
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+ public static String getCameraPreviewURL(String appKey, String appSecret, String sn) throws IOException {
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+ getAccessTokenByUrl(appKey,appSecret);
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19
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String cameraPreviewURL = url+"v2/live/address/get?accessToken="+accessToken+
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"&deviceSerial="+sn+"&protocol=4&quality=1";
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//调用接口
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@@ -44,14 +50,30 @@ public class EzvizUtils { |
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}
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/** 获取token */
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- private static String getAccessTokenByUrl(String appKey, String appSecret) {
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+ private static void getAccessTokenByUrl(String appKey, String appSecret) {
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+ //查询是否有当前key的token
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+ Map<String,Object> thisToken = token.get(appKey);
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+ if(thisToken!=null){
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+ expireTime = (Long) thisToken.get("expireTime");
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+ Date now = new Date();
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+ if(now.getTime()<expireTime){
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+ accessToken = thisToken.get("accessToken").toString();
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+ return;
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+ }
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+ }
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+
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try {
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String tokenUrl = url+"token/get?appKey="+appKey+"&appSecret="+appSecret;
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50
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String result = HttpClientUtils.sendPOST(tokenUrl,"");
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JsonNode json = JacksonUtil.toJsonNode(result);
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if(json.get("code").asText().equals("200")){
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json = json.get("data");
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- return json.get("accessToken").textValue();
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+ accessToken = json.get("accessToken").textValue();
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+ expireTime = json.get("expireTime").longValue();
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+ Map<String,Object> newToken = new HashMap<>();
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+ newToken.put("accessToken",accessToken);
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+ newToken.put("expireTime",expireTime);
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+ token.put(appKey,newToken);
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}else{
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String errorCode = json.get("code").asText();
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String msg = json.get("msg").asText();
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