Hexiaoqiao commented on a change in pull request #2037:
URL: https://github.com/apache/hadoop/pull/2037#discussion_r449842359
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
##########
@@ -201,8 +201,19 @@ public void run(Path path) throws IOException {
super(conf);
CommandFormat c = new CommandFormat(2, Integer.MAX_VALUE);
List<String> parameters = c.parse(args, pos);
- this.quota =
-
StringUtils.TraditionalBinaryPrefix.string2long(parameters.remove(0));
+ String str = parameters.get(0).trim();
+ try {
+ this.quota = StringUtils.TraditionalBinaryPrefix
+ .string2long(parameters.remove(0));
+ } catch(NumberFormatException e){
+ throw new IllegalArgumentException("\"" + str +
+ "\" is not a valid value for a quota.");
+ }
+ if (HdfsConstants.QUOTA_DONT_SET == this.quota) {
+ System.out.print("WARN: \"" + this.quota +
Review comment:
IMO, it should be using `System.err.print`.
Another side, it is better to throw exception and no need to execute the
following logic if meet invalid parameter.
##########
File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
##########
@@ -323,6 +334,11 @@ public void run(Path path) throws IOException {
} catch (NumberFormatException nfe) {
throw new IllegalArgumentException("\"" + str + "\" is not a valid
value for a quota.");
}
+ if (HdfsConstants.QUOTA_DONT_SET == quota) {
+ System.out.print("WARN: \"" + this.quota +
Review comment:
the same as last comment.
##########
File path:
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
##########
@@ -2553,16 +2553,17 @@ void setQuota(String src, long namespaceQuota, long
storagespaceQuota)
throws IOException {
checkOpen();
// sanity check
- if ((namespaceQuota <= 0 &&
- namespaceQuota != HdfsConstants.QUOTA_DONT_SET &&
- namespaceQuota != HdfsConstants.QUOTA_RESET) ||
- (storagespaceQuota < 0 &&
+ if (namespaceQuota <= 0 &&
+ namespaceQuota != HdfsConstants.QUOTA_DONT_SET &&
+ namespaceQuota != HdfsConstants.QUOTA_RESET){
+ throw new IllegalArgumentException("Invalid values for " +
+ "namespace quota : " + namespaceQuota);
+ }
+ if (storagespaceQuota < 0 &&
Review comment:
this condition statement should be `if (storagesapceQuoat <= 0)`?
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