Add AqlQueryOptions#shardIds (internal option)

Author: mpv1989

src/main/java/com/arangodb/model/AqlQueryOptions.java

@@ -20,6 +20,8 @@
 
 package com.arangodb.model;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 
 import com.arangodb.velocypack.VPackSlice;
@@ -370,6 +372,21 @@ public AqlQueryOptions stream(final Boolean stream) {
 return this;
 }
 
+public Collection<String> getShardIds() {
+return options != null ? options.shardIds : null;
+}
+
+/**
+ * Restrict query to shards by given ids. This is an internal option. Use at your own risk.
+ * 
+ * @param shardIds
+ * @return options
+ */
+public AqlQueryOptions shardIds(final String... shardIds) {
+getOptions().getShardIds().addAll(Arrays.asList(shardIds));
+return this;
+}
+
 private Options getOptions() {
 if (options == null) {
 options = new Options();
@@ -390,6 +407,7 @@ private static class Options {
 private Boolean fullCount;
 private Integer maxPlans;
 private Boolean stream;
+private Collection<String> shardIds;
 
 protected Optimizer getOptimizer() {
 if (optimizer == null) {
@@ -398,6 +416,13 @@ protected Optimizer getOptimizer() {
 return optimizer;
 }
 
+protected Collection<String> getShardIds() {
+if (shardIds == null) {
+shardIds = new ArrayList<String>();
+}
+return shardIds;
+}
+
 }
 
 private static class Optimizer {