vvysotskyi commented on a change in pull request #1608: DRILL-6960: AutoLimit
the size of ResultSet for a WebUI (or REST) client
URL: https://github.com/apache/drill/pull/1608#discussion_r258620482
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/server/rest/QueryWrapper.java
##########
@@ -46,15 +46,21 @@
private static final double HEAP_MEMORY_FAILURE_THRESHOLD = 0.85;
private final String query;
-
private final String queryType;
+ private final Integer autoLimitRowCount;
private static MemoryMXBean memMXBean = ManagementFactory.getMemoryMXBean();
@JsonCreator
- public QueryWrapper(@JsonProperty("query") String query,
@JsonProperty("queryType") String queryType) {
+ public QueryWrapper(@JsonProperty("query") String query,
@JsonProperty("queryType") String queryType, @JsonProperty("autoLimit") String
autoLimit) {
this.query = query;
this.queryType = queryType.toUpperCase();
+ this.autoLimitRowCount = autoLimit != null && autoLimit.matches("[0-9]+")
? new Integer(autoLimit) : null;
+ }
+
+ @JsonCreator
+ public QueryWrapper(@JsonProperty("query") String query,
@JsonProperty("queryType") String queryType) {
+ this(query, queryType, null);
Review comment:
```suggestion
this(query, queryType, 0);
```
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