[GitHub] [accumulo] milleruntime commented on a diff in pull request #2600: Create IteratorBuilder to expose potential bugs

[GitBox <gi...@apache.org>]

milleruntime commented on code in PR #2600:
URL: https://github.com/apache/accumulo/pull/2600#discussion_r841956200


##########
core/src/main/java/org/apache/accumulo/core/conf/IteratorBuilder.java:
##########
@@ -0,0 +1,79 @@
+/*
+ * 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.accumulo.core.conf;
+
+import java.util.Collection;
+import java.util.Map;
+
+import org.apache.accumulo.core.dataImpl.thrift.IterInfo;
+import org.apache.accumulo.core.iterators.IteratorEnvironment;
+
+/**
+ * Builder class for setting up the iterator stack.
+ */
+public class IteratorBuilder {
+  Collection<IterInfo> iters;
+  Map<String,Map<String,String>> iterOpts;
+  IteratorEnvironment iteratorEnvironment;
+  boolean useAccumuloClassLoader;
+  String context = null;
+  boolean useClassCache = false;
+
+  IteratorBuilder() {}
+
+  /**
+   * Start building the iterator builder.
+   */
+  public static IteratorBuilderImpl builder(Collection<IterInfo> iters) {
+    return new IteratorBuilderImpl(iters);
+  }
+
+  public interface IteratorBuilderEnv {
+    /**
+     * Set the iteratorEnvironment.
+     */
+    IteratorBuilderCassLoader env(IteratorEnvironment iteratorEnvironment);
+  }
+
+  public interface IteratorBuilderCassLoader {
+    /**
+     * Pass true to useAccumuloClassLoader or false otherwise. If true, a context is required.
+     */
+    IteratorBuilderOptions useClassLoader(boolean useAccumuloClassLoader);

Review Comment:
   Ah yeah, I missed reverting this, thanks.



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