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NDT: Prevent NPE on JSON parse of bad/empty input (ticket #2672)

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zzz
2019-12-02 17:45:22 +00:00
parent f7a2d23f1e
commit 7cfc16ca36
1 changed files with 2 additions and 0 deletions
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apps/routerconsole/java/src/edu/internet2/ndt/JSONUtils.java
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@ -29,6 +29,8 @@ public class JSONUtils {
public static String getValueFromJsonObj(String jsonTxt, String key) { public static String getValueFromJsonObj(String jsonTxt, String key) {
JSONValue jsonParser = new JSONValue(); JSONValue jsonParser = new JSONValue();
Map json = (Map)jsonParser.parse(new String(jsonTxt)); Map json = (Map)jsonParser.parse(new String(jsonTxt));
if (json == null)
return null;
Iterator iter = json.entrySet().iterator(); Iterator iter = json.entrySet().iterator();
while(iter.hasNext()){ while(iter.hasNext()){
Map.Entry entry = (Map.Entry)iter.next(); Map.Entry entry = (Map.Entry)iter.next();