1 files changed, 38 insertions, 0 deletions
diff --git a/config-model/src/main/java/com/yahoo/searchdefinition/LargeRankExpressions.java b/config-model/src/main/java/com/yahoo/searchdefinition/LargeRankExpressions.java
new file mode 100644
index 00000000000..6fadcb39d11
--- /dev/null
+++ b/config-model/src/main/java/com/yahoo/searchdefinition/LargeRankExpressions.java
@@ -0,0 +1,38 @@
+package com.yahoo.searchdefinition;
+
+import com.yahoo.vespa.model.AbstractService;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+public class LargeRankExpressions {
+    private final Map<String, RankExpressionBody> expressions = new HashMap<>();
+
+    public void add(RankExpressionBody expression) {
+        expression.validate();
+        String name = expression.getName();
+        if (expressions.containsKey(name)) {
+            throw new IllegalArgumentException("Rank expression '" + name +
+                    "' defined twice. Previous blob with " + expressions.get(name).getBlob().remaining() +
+                    " bytes, while current has " + expression.getBlob().remaining() + " bytes");
+        }
+        expressions.put(name, expression);
+    }
+
+    /** Returns the ranking constant with the given name, or null if not present */
+    public RankExpressionBody get(String name) {
+        return expressions.get(name);
+    }
+
+    /** Returns a read-only map of the ranking constants in this indexed by name */
+    public Map<String, RankExpressionBody> asMap() {
+        return Collections.unmodifiableMap(expressions);
+    }
+
+    /** Initiate sending of these constants to some services over file distribution */
+    public void sendTo(Collection<? extends AbstractService> services) {
+        expressions.values().forEach(constant -> constant.sendTo(services));
+    }
+}