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1   /*
2    * Copyright (C) 2011 Atlassian
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package com.atlassian.jira.rest.client.internal.json;
18  
19  import com.atlassian.jira.rest.client.domain.Visibility;
20  import org.codehaus.jettison.json.JSONException;
21  import org.codehaus.jettison.json.JSONObject;
22  
23  import javax.annotation.Nullable;
24  
25  public class VisibilityJsonParser implements JsonObjectParser<Visibility> {
26  	private static final String ROLE_TYPE = "ROLE";
27  	private static final String GROUP_TYPE = "GROUP";
28  
29  	@Override
30  	public Visibility parse(JSONObject json) throws JSONException {
31  		final String type = json.getString("type");
32  		final Visibility.Type visibilityType;
33  		if (ROLE_TYPE.equalsIgnoreCase(type)) {
34  			visibilityType = Visibility.Type.ROLE;
35  		} else if (GROUP_TYPE.equalsIgnoreCase(type)) {
36  			visibilityType = Visibility.Type.GROUP;
37  		} else {
38  			throw new JSONException("[" + type + "] does not represent a valid visibility type. Expected ["
39  					+ ROLE_TYPE + "] or [" + GROUP_TYPE + "].");
40  		}
41  		final String value = json.getString("value");
42  		return new Visibility(visibilityType, value);
43  	}
44  
45  	@Nullable
46  	public Visibility parseVisibility(JSONObject parentObject) throws JSONException {
47  		if (parentObject.has(CommentJsonParser.VISIBILITY_KEY)) { // JIRA 4.3-rc1 and newer
48  			return parse(parentObject.getJSONObject(CommentJsonParser.VISIBILITY_KEY));
49  		}
50  
51  		String roleLevel = parentObject.optString("roleLevel", null);
52  		// in JIRA 4.2 "role" was used instead
53  		if (roleLevel == null) {
54  			roleLevel = JsonParseUtil.getOptionalString(parentObject, "role");
55  		}
56  
57  		if (roleLevel != null) {
58  			return Visibility.role(roleLevel);
59  		}
60  
61  		final String groupLevel = parentObject.optString("groupLevel", null);
62  		if (groupLevel != null) {
63  			return Visibility.group(groupLevel);
64  		}
65  		return null;
66  	}
67  }