[GitHub] [ignite-3] rpuch commented on a diff in pull request #868: IGNITE-17139 Fix creation of new RocksDB data regions and add examples

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

rpuch commented on code in PR #868:
URL: https://github.com/apache/ignite-3/pull/868#discussion_r892701728


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examples/src/main/java/org/apache/ignite/example/storage/RocksDbStorageExample.java:
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@@ -0,0 +1,59 @@
+/*
+ * 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.ignite.example.storage;
+
+/**
+ * This example demonstrates a usage of the RocksDB storage engine.
+ *
+ * <p>To run the example, do the following:
+ * <ol>
+ *     <li>Import the examples project into you IDE.</li>

Review Comment:
   you -> your



##########
examples/src/main/java/org/apache/ignite/example/storage/RocksDbStorageExample.java:
##########
@@ -0,0 +1,59 @@
+/*
+ * 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.ignite.example.storage;
+
+/**
+ * This example demonstrates a usage of the RocksDB storage engine.
+ *
+ * <p>To run the example, do the following:
+ * <ol>
+ *     <li>Import the examples project into you IDE.</li>
+ *     <li>
+ *         Download and prepare artifacts for running an Ignite node using the CLI tool (if not done yet):<br>
+ *         {@code ignite bootstrap}
+ *     </li>
+ *     <li>
+ *         Start an Ignite node using the CLI tool:<br>
+ *         {@code ignite node start --config=$IGNITE_HOME/examples/config/ignite-config.json my-first-node}
+ *     </li>
+ *     <li>
+ *         Cluster initialization using the CLI tool (if not done yet):<br>
+ *         {@code ignite cluster init --cluster-name=ignite-cluster --node-endpoint=localhost:10300 --meta-storage-node=my-first-node}
+ *     </li>
+ *     <li>
+ *         Add configuration for in-memory data region of of the PageMemory storage engine using the CLI tool (if not done yet):<br>

Review Comment:
   'of of' -> of



##########
examples/src/main/java/org/apache/ignite/example/storage/StorageEngineExample.java:
##########
@@ -0,0 +1,147 @@
+/*
+ * 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.ignite.example.storage;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+
+/**
+ * Base class for executing examples that demonstrate working with different storage engines.

Review Comment:
   'Base' often means that it's a class intended for subclassing, but here it's not the case. How about removing this word?



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