/* Licensed 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.activiti.rest.service.api.management;
import java.util.Map;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.ActivitiObjectNotFoundException;
import org.activiti.engine.ManagementService;
import org.activiti.engine.management.TablePage;
import org.activiti.engine.management.TablePageQuery;
import org.activiti.rest.common.api.DataResponse;
import org.activiti.rest.service.api.RestResponseFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
/**
* @author Frederik Heremans
*/
@RestController
public class TableDataResource {
protected static final Integer DEFAULT_RESULT_SIZE = 10;
@Autowired
protected RestResponseFactory restResponseFactory;
@Autowired
protected ManagementService managementService;
@RequestMapping(value="/management/tables/{tableName}/data", method = RequestMethod.GET, produces = "application/json")
public DataResponse getTableData(@PathVariable String tableName, @RequestParam Map<String,String> allRequestParams) {
// Check if table exists before continuing
if (managementService.getTableMetaData(tableName) == null) {
throw new ActivitiObjectNotFoundException("Could not find a table with name '" + tableName + "'.", String.class);
}
String orderAsc = allRequestParams.get("orderAscendingColumn");
String orderDesc = allRequestParams.get("orderDescendingColumn");
if (orderAsc != null && orderDesc != null) {
throw new ActivitiIllegalArgumentException("Only one of 'orderAscendingColumn' or 'orderDescendingColumn' can be supplied.");
}
Integer start = null;
if (allRequestParams.containsKey("start")) {
start = Integer.valueOf(allRequestParams.get("start"));
}
if (start == null) {
start = 0;
}
Integer size = null;
if (allRequestParams.containsKey("size")) {
size = Integer.valueOf(allRequestParams.get("size"));
}
if (size == null) {
size = DEFAULT_RESULT_SIZE;
}
DataResponse response = new DataResponse();
TablePageQuery tablePageQuery = managementService.createTablePageQuery().tableName(tableName);
if (orderAsc != null) {
tablePageQuery.orderAsc(orderAsc);
response.setOrder("asc");
response.setSort(orderAsc);
}
if (orderDesc != null) {
tablePageQuery.orderDesc(orderDesc);
response.setOrder("desc");
response.setSort(orderDesc);
}
TablePage listPage = tablePageQuery.listPage(start, size);
response.setSize(((Long) listPage.getSize()).intValue());
response.setStart(((Long) listPage.getFirstResult()).intValue());
response.setTotal(listPage.getTotal());
response.setData(listPage.getRows());
return response;
}
}