[GitHub] [lucene-solr] atris commented on a change in pull request #1294: LUCENE-9074: Slice Allocation Control Plane For Concurrent Searches

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atris commented on a change in pull request #1294: LUCENE-9074: Slice Allocation Control Plane For Concurrent Searches
URL: https://github.com/apache/lucene-solr/pull/1294#discussion_r384915037
 
 

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 File path: lucene/core/src/java/org/apache/lucene/search/SliceExecutionControlPlane.java
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 @@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.lucene.search;
+
+import java.util.Collection;
+
+/**
+ * Execution control plane which is responsible
+ * for execution of slices based on the current status
+ * of the system and current system load
+ */
+public interface SliceExecutionControlPlane<C, T extends Runnable> {
+  /**
+   * Invoke all slices that are allocated for the query
+   */
+  C invokeAll(Collection<T> tasks);
 
 Review comment:
   To quote @jpountz 
   "the generics on this interface look over-engineered?"
   
   I am not sure as to what the correct generics should be. Could you please advice?

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