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Posted to dev@tephra.apache.org by poornachandra <gi...@git.apache.org> on 2018/02/16 23:28:58 UTC
[GitHub] incubator-tephra pull request #67: TEPHRA-272 Add HBase 2.0 compatibility mo...
Github user poornachandra commented on a diff in the pull request:
https://github.com/apache/incubator-tephra/pull/67#discussion_r168888822
--- Diff: tephra-hbase-compat-2.0/src/main/java/org/apache/tephra/hbase/coprocessor/FilteredInternalScanner.java ---
@@ -0,0 +1,80 @@
+/*
+ * 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.tephra.hbase.coprocessor;
+
+import org.apache.hadoop.hbase.Cell;
+import org.apache.hadoop.hbase.filter.Filter;
+import org.apache.hadoop.hbase.filter.Filter.ReturnCode;
+import org.apache.hadoop.hbase.regionserver.InternalScanner;
+import org.apache.hadoop.hbase.regionserver.ScannerContext;
+import org.apache.tephra.hbase.coprocessor.TransactionProcessor.IncludeInProgressFilter;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Wrapper of InternalScanner to apply Transaction visibility filter for flush and compact
+ */
+public class FilteredInternalScanner implements InternalScanner {
+
+ private InternalScanner delegate;
+ private Filter filter;
--- End diff --
Both the fields can be marked as final since they don't change.
---