/*
* #%L
* ACS AEM Commons Bundle
* %%
* Copyright (C) 2013 Adobe
* %%
* 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.
* #L%
*/
package com.adobe.acs.commons.workflow.bulk.impl.servlets;
import com.adobe.acs.commons.workflow.bulk.BulkWorkflowEngine;
import com.day.cq.workflow.WorkflowException;
import com.day.cq.workflow.WorkflowService;
import com.day.cq.workflow.WorkflowSession;
import com.day.cq.workflow.model.WorkflowModel;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.sling.SlingServlet;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.servlets.SlingAllMethodsServlet;
import org.apache.sling.commons.json.JSONException;
import org.apache.sling.commons.json.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.jcr.Session;
import javax.servlet.ServletException;
import java.io.IOException;
@SlingServlet(
label = "ACS AEM Commons - Bulk Workflow Manager - Init Form Servlet",
methods = { "GET" },
resourceTypes = { BulkWorkflowEngine.SLING_RESOURCE_TYPE },
selectors = { "init-form" },
extensions = { "json" }
)
public class InitFormServlet extends SlingAllMethodsServlet {
private static final Logger log = LoggerFactory.getLogger(InitFormServlet.class);
@Reference
private WorkflowService workflowService;
@Override
protected final void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response)
throws ServletException, IOException {
response.setContentType("application/json");
response.setCharacterEncoding("UTF-8");
final JSONObject json = new JSONObject();
final WorkflowSession workflowSession = workflowService.getWorkflowSession(
request.getResourceResolver().adaptTo(Session.class));
try {
final WorkflowModel[] workflowModels = workflowSession.getModels();
for (final WorkflowModel workflowModel : workflowModels) {
JSONObject jsonWorkflow = new JSONObject();
try {
jsonWorkflow.put("label", workflowModel.getTitle());
jsonWorkflow.put("value", workflowModel.getId());
json.accumulate("workflowModels", jsonWorkflow);
} catch (JSONException e) {
log.error("Could not add workflow [ {} - {} ] to Workflow Models dropdown JSON object",
workflowModel.getTitle(), workflowModel.getId());
}
}
response.getWriter().write(json.toString());
} catch (WorkflowException e) {
log.error("Could not create workflow model drop-down due to: {}", e.getMessage());
HttpErrorUtil.sendJSONError(response, SlingHttpServletResponse.SC_INTERNAL_SERVER_ERROR,
"Could not collect Workflows",
e.getMessage());
}
}
}