From 05ea580091a230a7843e0a7312e7980fc54f302e Mon Sep 17 00:00:00 2001
From: Guozhang Wang <wangguoz@gmail.com>
Date: Fri, 18 May 2018 10:58:10 -0700
Subject: [PATCH] MINOR: Remove unused class (#5037)

Reviewers: Bill Bejeck <bill@confluent.io>, Matthias J. Sax <matthias@confluent.io>
---
 .../KTableKTableLeftJoinValueGetter.java      | 58 -------------------
 1 file changed, 58 deletions(-)
 delete mode 100644 streams/src/main/java/org/apache/kafka/streams/kstream/internals/KTableKTableLeftJoinValueGetter.java

diff --git a/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KTableKTableLeftJoinValueGetter.java b/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KTableKTableLeftJoinValueGetter.java
deleted file mode 100644
index 45349c593b89..000000000000
--- a/streams/src/main/java/org/apache/kafka/streams/kstream/internals/KTableKTableLeftJoinValueGetter.java
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * 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.kafka.streams.kstream.internals;
-
-import org.apache.kafka.streams.kstream.KeyValueMapper;
-import org.apache.kafka.streams.kstream.ValueJoiner;
-import org.apache.kafka.streams.processor.ProcessorContext;
-
-class KTableKTableLeftJoinValueGetter<K1, K2, V1, V2, R> implements KTableValueGetter<K1, R> {
-
-    private final KTableValueGetter<K1, V1> valueGetter1;
-    private final KTableValueGetter<K2, V2> valueGetter2;
-    private final ValueJoiner<V1, V2, R> joiner;
-    private final KeyValueMapper<K1, V1, K2> keyMapper;
-
-    KTableKTableLeftJoinValueGetter(final KTableValueGetter<K1, V1> valueGetter1,
-                                    final KTableValueGetter<K2, V2> valueGetter2,
-                                    final ValueJoiner<V1, V2, R> joiner,
-                                    final KeyValueMapper<K1, V1, K2> keyMapper) {
-        this.valueGetter1 = valueGetter1;
-        this.valueGetter2 = valueGetter2;
-        this.joiner = joiner;
-        this.keyMapper = keyMapper;
-    }
-
-    @Override
-    public void init(ProcessorContext context) {
-        valueGetter1.init(context);
-        valueGetter2.init(context);
-    }
-
-    @Override
-    public R get(K1 key) {
-        V1 value1 = valueGetter1.get(key);
-
-        if (value1 != null) {
-            V2 value2 = valueGetter2.get(keyMapper.apply(key, value1));
-            return joiner.apply(value1, value2);
-        } else {
-            return null;
-        }
-    }
-
-}