diff --git a/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContext.java b/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContext.java
index b371cde1..73527ce4 100644
--- a/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContext.java
+++ b/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContext.java
@@ -1,6 +1,22 @@
 package com.gitee.sop.servercommon.bean;
 
+import org.apache.commons.lang3.time.DateUtils;
+
+import java.text.ParseException;
 import java.util.Date;
+import java.util.Map;
+
+import static com.gitee.sop.servercommon.bean.ParamNames.API_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.APP_AUTH_TOKEN_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.APP_KEY_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.BIZ_CONTENT_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.CHARSET_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.FORMAT_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.NOTIFY_URL_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.SIGN_TYPE_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.TIMESTAMP_NAME;
+import static com.gitee.sop.servercommon.bean.ParamNames.TIMESTAMP_PATTERN;
+import static com.gitee.sop.servercommon.bean.ParamNames.VERSION_NAME;
 
 /**
  * 获取开放平台请求参数。
@@ -10,67 +26,108 @@ import java.util.Date;
 public interface OpenContext {
 
     /**
-     * 返回appid
+     * 返回所有的请求参数
      *
-     * @return 返回appid
+     * @return 返回所有的请求参数
      */
-    String getAppId();
+    Map<String, Object> getParameterMap();
 
     /**
-     * 返回业务参数json字符串
+     * 返回业务对象
      *
-     * @return 返回字符串业务参数
+     * @return 业务对象
      */
-    String getBizContent();
+    Object getBizObject();
+
 
     /**
-     * 返回业务对象
+     * 获取某个参数值
      *
-     * @return 业务对象
+     * @param name 参数名称
+     * @return 没有返回null
      */
-    Object getBizObject();
+    default String getParameter(String name) {
+        Object value = getParameterMap().get(name);
+        return value == null ? null : value.toString();
+    }
+
+    /**
+     * 返回appid
+     *
+     * @return 返回appId
+     */
+    default String getAppId() {
+        return getParameter(APP_KEY_NAME);
+    }
+
+    /**
+     * 返回业务参数json字符串
+     *
+     * @return 返回字符串业务参数
+     */
+    default String getBizContent() {
+        return getParameter(BIZ_CONTENT_NAME);
+    }
+
 
     /**
      * 返回字符编码
      *
      * @return 如UTF-8
      */
-    String getCharset();
+    default String getCharset() {
+        return getParameter(CHARSET_NAME);
+    }
 
     /**
      * 返回接口名
      *
      * @return 如：alipay.goods.get
      */
-    String getMethod();
+    default String getMethod() {
+        return getParameter(API_NAME);
+    }
 
     /**
      * 返回版本号
      *
      * @return 如：1.0
      */
-    String getVersion();
+    default String getVersion() {
+        return getParameter(VERSION_NAME);
+    }
 
     /**
      * 返回参数格式化
      *
      * @return 如：json
      */
-    String getFormat();
+    default String getFormat() {
+        return getParameter(FORMAT_NAME);
+    }
 
     /**
      * 返回签名类型
      *
      * @return 如：RSA2
      */
-    String getSignType();
+    default String getSignType() {
+        return getParameter(SIGN_TYPE_NAME);
+    }
 
     /**
      * 返回时间戳
      *
      * @return
      */
-    Date getTimestamp();
+    default Date getTimestamp() {
+        String timestampStr = getParameter(TIMESTAMP_NAME);
+        try {
+            return DateUtils.parseDate(timestampStr, TIMESTAMP_PATTERN);
+        } catch (ParseException e) {
+            return null;
+        }
+    }
 
 
     /**
@@ -78,13 +135,17 @@ public interface OpenContext {
      *
      * @return 返回token
      */
-     String getAppAuthToken();
+    default String getAppAuthToken() {
+        return getParameter(APP_AUTH_TOKEN_NAME);
+    }
 
     /**
      * 返回回调地址
      *
      * @return 返回回调地址
      */
-    String getNotifyUrl();
+    default String getNotifyUrl() {
+        return getParameter(NOTIFY_URL_NAME);
+    }
 
 }
diff --git a/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContextImpl.java b/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContextImpl.java
index 344286b1..e272eb18 100644
--- a/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContextImpl.java
+++ b/sop-common/sop-service-common/src/main/java/com/gitee/sop/servercommon/bean/OpenContextImpl.java
@@ -1,31 +1,15 @@
 package com.gitee.sop.servercommon.bean;
 
-import com.alibaba.fastjson.JSONObject;
-import org.apache.commons.lang3.time.DateUtils;
-
-import java.text.ParseException;
-import java.util.Date;
-
-import static com.gitee.sop.servercommon.bean.ParamNames.API_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.APP_AUTH_TOKEN_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.APP_KEY_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.BIZ_CONTENT_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.CHARSET_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.FORMAT_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.NOTIFY_URL_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.SIGN_TYPE_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.TIMESTAMP_NAME;
-import static com.gitee.sop.servercommon.bean.ParamNames.TIMESTAMP_PATTERN;
-import static com.gitee.sop.servercommon.bean.ParamNames.VERSION_NAME;
+import java.util.Map;
 
 /**
  * @author tanghc
  */
 public class OpenContextImpl implements OpenContext {
-    private JSONObject requestParams;
+    private final Map<String, Object> requestParams;
     private Object bizObject;
 
-    public OpenContextImpl(JSONObject requestParams) {
+    public OpenContextImpl(Map<String, Object> requestParams) {
         this.requestParams = requestParams;
     }
 
@@ -34,8 +18,8 @@ public class OpenContextImpl implements OpenContext {
     }
 
     @Override
-    public String getAppId() {
-        return requestParams.getString(APP_KEY_NAME);
+    public Map<String, Object> getParameterMap() {
+        return requestParams;
     }
 
     @Override
@@ -43,57 +27,6 @@ public class OpenContextImpl implements OpenContext {
         return bizObject;
     }
 
-    @Override
-    public String getBizContent() {
-        return requestParams.getString(BIZ_CONTENT_NAME);
-    }
-
-    @Override
-    public String getCharset() {
-        return requestParams.getString(CHARSET_NAME);
-    }
-
-    @Override
-    public String getMethod() {
-        return requestParams.getString(API_NAME);
-    }
-
-    @Override
-    public String getVersion() {
-        return requestParams.getString(VERSION_NAME);
-    }
-
-    @Override
-    public String getFormat() {
-        return requestParams.getString(FORMAT_NAME);
-    }
-
-    @Override
-    public String getSignType() {
-        return requestParams.getString(SIGN_TYPE_NAME);
-    }
-
-    @Override
-    public Date getTimestamp() {
-        String timestampStr = requestParams.getString(TIMESTAMP_NAME);
-        try {
-            return DateUtils.parseDate(timestampStr, TIMESTAMP_PATTERN);
-        } catch (ParseException e) {
-            return null;
-        }
-    }
-
-    @Override
-    public String getAppAuthToken() {
-        return requestParams.getString(APP_AUTH_TOKEN_NAME);
-    }
-
-    @Override
-    public String getNotifyUrl() {
-        return requestParams.getString(NOTIFY_URL_NAME);
-    }
-
-
     @Override
     public String toString() {
         return requestParams.toString();