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https://issues.apache.org/jira/browse/EAGLE-1094?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
bd2019us updated EAGLE-1094:
----------------------------
Description:
Locations:
(1)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:158
(2)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:165
(3)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:180
(4)
eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/resolver/MAPRFSVolumeResolver.java:117
(5)
eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/rest/MapRNameResolver.java:65
JSONObject.getString(elem) would throw an exception if the key of "elem" does
not exist, which may cause the program crash. Therefore, another one
"optString()" should be used to avoid such kind of errors since it will return
a default value ("") and won't risk the program in crashing.
was:
Locations:
(1)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:158
(2)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:165
(3)
eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:180
(4)
eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/resolver/MAPRFSVolumeResolver.java:117
(5)
eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/rest/MapRNameResolver.java:65
JSONObject.getString(elem) would throw an exception if the key of "elem" does
not exist, which may cause the program crash. Therefore, another one
"optString()" should be used to avoid such kind of errors since it will return
a default value ("") and won't risk the program in crashing.
> JSONObject.getString() may cause exception, optString() should be used.
> -----------------------------------------------------------------------
>
> Key: EAGLE-1094
> URL: https://issues.apache.org/jira/browse/EAGLE-1094
> Project: Eagle
> Issue Type: Bug
> Reporter: bd2019us
> Priority: Major
>
> Locations:
> (1)
> eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:158
> (2)
> eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:165
> (3)
> eagle-topology-check/eagle-topology-app/src/main/java/org/apache/eagle/topology/extractor/hdfs/HdfsTopologyEntityParser.java:180
> (4)
> eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/resolver/MAPRFSVolumeResolver.java:117
> (5)
> eagle-security/eagle-security-maprfs-web/src/main/java/org/apache/eagle/service/security/hdfs/rest/MapRNameResolver.java:65
>
> JSONObject.getString(elem) would throw an exception if the key of "elem" does
> not exist, which may cause the program crash. Therefore, another one
> "optString()" should be used to avoid such kind of errors since it will
> return a default value ("") and won't risk the program in crashing.
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