Add REST API call to get dashboards

tools/src/main/java/org/thingsboard/client/tools/RestClient.java

@@ -17,6 +17,8 @@ package org.thingsboard.client.tools;
 
 import com.fasterxml.jackson.databind.JsonNode;
 import lombok.RequiredArgsConstructor;
+import org.springframework.core.ParameterizedTypeReference;
+import org.springframework.http.HttpMethod;
 import org.springframework.http.HttpRequest;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -28,13 +30,16 @@ import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.client.RestTemplate;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Dashboard;
+import org.thingsboard.server.common.data.DashboardInfo;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.alarm.Alarm;
 import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.id.AssetId;
 import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.DashboardId;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.relation.EntityRelation;
 import org.thingsboard.server.common.data.security.DeviceCredentials;
 import org.thingsboard.server.common.data.security.DeviceCredentialsType;
@@ -42,6 +47,7 @@ import org.thingsboard.server.common.data.security.DeviceCredentialsType;
 import java.io.IOException;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 
@@ -207,6 +213,25 @@ public class RestClient implements ClientHttpRequestInterceptor {
         return restTemplate.postForEntity(baseURL + "/api/dashboard", dashboard, Dashboard.class).getBody();
     }
 
+    public void deleteDashboard(DashboardId dashboardId) {
+        restTemplate.delete(baseURL + "/api/dashboard/{dashboardId}", dashboardId);
+    }
+
+    public List<DashboardInfo> findTenantDashboards() {
+        try {
+            ResponseEntity<TextPageData<DashboardInfo>> dashboards =
+                    restTemplate.exchange(baseURL + "/api/tenant/dashboards?limit=100000", HttpMethod.GET, null, new ParameterizedTypeReference<TextPageData<DashboardInfo>>() {
+                    });
+            return dashboards.getBody().getData();
+        } catch (HttpClientErrorException exception) {
+            if (exception.getStatusCode() == HttpStatus.NOT_FOUND) {
+                return Collections.emptyList();
+            } else {
+                throw exception;
+            }
+        }
+    }
+
     public DeviceCredentials getCredentials(DeviceId id) {
         return restTemplate.getForEntity(baseURL + "/api/device/" + id.getId().toString() + "/credentials", DeviceCredentials.class).getBody();
     }