First attempt block building at codec level

Author: martijnvg

server/src/main/java/org/elasticsearch/index/codec/tsdb/es819/BlockAwareNumericDocValues.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the "Elastic License
+ * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
+ * Public License v 1"; you may not use this file except in compliance with, at
+ * your election, the "Elastic License 2.0", the "GNU Affero General Public
+ * License v3.0 only", or the "Server Side Public License, v 1".
+ */
+
+package org.elasticsearch.index.codec.tsdb.es819;
+
+import org.apache.lucene.index.NumericDocValues;
+import org.elasticsearch.index.mapper.BlockLoader;
+
+import java.io.IOException;
+
+public abstract class BlockAwareNumericDocValues extends NumericDocValues {
+
+    public abstract void loadBlock(BlockLoader.LongBuilder builder, BlockLoader.Docs docs) throws IOException;
+
+    public abstract void loadDoc(BlockLoader.LongBuilder builder, int docId) throws IOException;
+
+    public abstract void loadBlock(BlockLoader.IntBuilder builder, BlockLoader.Docs docs) throws IOException;
+
+    public abstract void loadDoc(BlockLoader.IntBuilder builder, int docId) throws IOException;
+}

server/src/main/java/org/elasticsearch/index/codec/tsdb/es819/BlockAwareSortedNumericDocValues.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the "Elastic License
+ * 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
+ * Public License v 1"; you may not use this file except in compliance with, at
+ * your election, the "Elastic License 2.0", the "GNU Affero General Public
+ * License v3.0 only", or the "Server Side Public License, v 1".
+ */
+
+package org.elasticsearch.index.codec.tsdb.es819;
+
+import org.apache.lucene.index.SortedNumericDocValues;
+import org.elasticsearch.index.mapper.BlockLoader;
+
+import java.io.IOException;
+
+public abstract class BlockAwareSortedNumericDocValues extends SortedNumericDocValues {
+
+    public abstract void loadBlock(BlockLoader.LongBuilder builder, BlockLoader.Docs docs) throws IOException;
+
+    public abstract void loadDoc(BlockLoader.LongBuilder builder, int docId) throws IOException;
+
+    public abstract void loadBlock(BlockLoader.IntBuilder builder, BlockLoader.Docs docs) throws IOException;
+
+    public abstract void loadDoc(BlockLoader.IntBuilder builder, int docId) throws IOException;
+
+}