Replace -AT- with @ in change API provider list

components/apimgt/org.wso2.carbon.apimgt.rest.api.admin.v1/src/main/java/org/wso2/carbon/apimgt/rest/api/admin/v1/utils/mappings/APIInfoMappingUtil.java

@@ -116,7 +116,7 @@ public static ApiResultDTO fromAPIToAPIResultDTO(API api) {
         APIIdentifier apiId = api.getId();
         apiResultDTO.setName(apiId.getApiName());
         apiResultDTO.setVersion(apiId.getVersion());
-        apiResultDTO.setProvider(apiId.getProviderName());
+        apiResultDTO.setProvider(APIUtil.replaceEmailDomainBack(apiId.getProviderName()));
         return apiResultDTO;
     }
 }

components/apimgt/org.wso2.carbon.apimgt.rest.api.admin.v1/src/test/java/org/wso2/carbon/apimgt/rest/api/admin/v1/impl/APIInfoMappingUtilTest.java

@@ -0,0 +1,104 @@
+/*
+ *  Copyright (c) 2025, WSO2 LLC. (https://www.wso2.com).
+ *
+ *  WSO2 LLC. licenses this file to you under the Apache License,
+ *  Version 2.0 (the "License"); you may not use this file except
+ *  in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.wso2.carbon.apimgt.rest.api.admin.v1.impl;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.wso2.carbon.apimgt.api.model.API;
+import org.wso2.carbon.apimgt.api.model.APIIdentifier;
+import org.wso2.carbon.apimgt.rest.api.admin.v1.dto.ApiResultDTO;
+import org.wso2.carbon.apimgt.rest.api.admin.v1.utils.mappings.APIInfoMappingUtil;
+
+public class APIInfoMappingUtilTest {
+    private API api1;
+    private API api2;
+    private API api3;
+    private API api1tenant;
+    private API api2tenant;
+    private API api3tenant;
+    private APIIdentifier apiId;
+
+    @Before
+    public void setUp() {
+        apiId = new APIIdentifier("apicreator", "GoogleAPI", "1.0.0");
+        api1 = new API(apiId);
+        api1.setUuid("b95ab4d5-c83e-4895-afb8-e1853602e88f");
+
+        apiId = new APIIdentifier("admin", "TwitterAPI", "1.0.0");
+        api2 = new API(apiId);
+        api2.setUuid("16d5b419-cf5b-478a-ba05-1973264ffedf");
+
+        apiId = new APIIdentifier("admin", "FacebookAPI", "1.0.0");
+        api3 = new API(apiId);
+        api3.setUuid("0db65e3c-ef12-43e2-8626-4fa4a663ae60");
+
+        apiId = new APIIdentifier("apicreator-AT-pizzashack.com", "GoogleAPI", "1.0.0");
+        api1tenant = new API(apiId);
+        api1tenant.setUuid("b95ab4d5-c83e-4895-afb8-e1853602e88f");
+
+        apiId = new APIIdentifier("admin-AT-pizzashack.com", "TwitterAPI", "1.0.0");
+        api2tenant = new API(apiId);
+        api2tenant.setUuid("16d5b419-cf5b-478a-ba05-1973264ffedf");
+
+        apiId = new APIIdentifier("admin-AT-pizzashack.com", "FacebookAPI", "1.0.0");
+        api3tenant = new API(apiId);
+        api3tenant.setUuid("0db65e3c-ef12-43e2-8626-4fa4a663ae60");
+    }
+
+    @Test
+    public void testFromAPIToAPIResultDTO() {
+        ApiResultDTO apiResultDTO1 = APIInfoMappingUtil.fromAPIToAPIResultDTO(api1);
+        ApiResultDTO apiResultDTO2 = APIInfoMappingUtil.fromAPIToAPIResultDTO(api2);
+        ApiResultDTO apiResultDTO3 = APIInfoMappingUtil.fromAPIToAPIResultDTO(api3);
+
+        assert(apiResultDTO1.getId().equals("b95ab4d5-c83e-4895-afb8-e1853602e88f"));
+        assert(apiResultDTO1.getName().equals("GoogleAPI"));
+        assert(apiResultDTO1.getVersion().equals("1.0.0"));
+        assert(apiResultDTO1.getProvider().equals("apicreator"));
+
+        assert(apiResultDTO2.getId().equals("16d5b419-cf5b-478a-ba05-1973264ffedf"));
+        assert(apiResultDTO2.getName().equals("TwitterAPI"));
+        assert(apiResultDTO2.getVersion().equals("1.0.0"));
+        assert(apiResultDTO2.getProvider().equals("admin"));
+
+        assert(apiResultDTO3.getId().equals("0db65e3c-ef12-43e2-8626-4fa4a663ae60"));
+        assert(apiResultDTO3.getName().equals("FacebookAPI"));
+        assert(apiResultDTO3.getVersion().equals("1.0.0"));
+        assert(apiResultDTO3.getProvider().equals("admin"));
+
+        ApiResultDTO apiResultDTO1tenant = APIInfoMappingUtil.fromAPIToAPIResultDTO(api1tenant);
+        ApiResultDTO apiResultDTO2tenant = APIInfoMappingUtil.fromAPIToAPIResultDTO(api2tenant);
+        ApiResultDTO apiResultDTO3tenant = APIInfoMappingUtil.fromAPIToAPIResultDTO(api3tenant);
+
+        assert(apiResultDTO1tenant.getId().equals("b95ab4d5-c83e-4895-afb8-e1853602e88f"));
+        assert(apiResultDTO1tenant.getName().equals("GoogleAPI"));
+        assert(apiResultDTO1tenant.getVersion().equals("1.0.0"));
+        assert(apiResultDTO1tenant.getProvider().equals("[email protected]"));
+
+        assert(apiResultDTO2tenant.getId().equals("16d5b419-cf5b-478a-ba05-1973264ffedf"));
+        assert(apiResultDTO2tenant.getName().equals("TwitterAPI"));
+        assert(apiResultDTO2tenant.getVersion().equals("1.0.0"));
+        assert(apiResultDTO2tenant.getProvider().equals("[email protected]"));
+
+        assert(apiResultDTO3tenant.getId().equals("0db65e3c-ef12-43e2-8626-4fa4a663ae60"));
+        assert(apiResultDTO3tenant.getName().equals("FacebookAPI"));
+        assert(apiResultDTO3tenant.getVersion().equals("1.0.0"));
+        assert(apiResultDTO3tenant.getProvider().equals("[email protected]"));
+    }
+}