mikewalch commented on a change in pull request #378: ACCUMULO-4800 Cache
parsing of iterator config
URL: https://github.com/apache/accumulo/pull/378#discussion_r168858373
##########
File path:
server/base/src/main/java/org/apache/accumulo/server/conf/TableConfiguration.java
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@@ -144,4 +163,50 @@ public String toString() {
public long getUpdateCount() {
return parent.getUpdateCount() +
getPropCacheAccessor().getZooCache().getUpdateCount();
}
+
+ public static class ParsedIteratorConfig {
+ private final List<IterInfo> tableIters;
+ private final Map<String,Map<String,String>> tableOpts;
+ private final String context;
+ private final long updateCount;
+
+ private ParsedIteratorConfig(List<IterInfo> ii,
Map<String,Map<String,String>> opts, String context, long updateCount) {
+ this.tableIters = ImmutableList.copyOf(ii);
+ Builder<String,Map<String,String>> imb = ImmutableMap.builder();
+ for (Entry<String,Map<String,String>> entry : opts.entrySet()) {
+ imb.put(entry.getKey(), ImmutableMap.copyOf(entry.getValue()));
+ }
+ tableOpts = imb.build();
+ this.context = context;
+ this.updateCount = updateCount;
+ }
+
+ public List<IterInfo> getIterInfo() {
+ return tableIters;
+ }
+
+ public Map<String,Map<String,String>> getOpts() {
+ return tableOpts;
+ }
+
+ public String getContext() {
+ return context;
+ }
+ }
+
+ public ParsedIteratorConfig getParsedIteratorConfig(IteratorScope scope) {
+ long count = getUpdateCount();
Review comment:
I see that the iterator config will change if this count changes. When does
this count change?
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