| /* |
| * 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.hyracks.control.nc.lsm; |
| |
| import java.io.FilenameFilter; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.hyracks.control.nc.io.cloud.CloudResettableInputStream; |
| import org.apache.hyracks.control.nc.io.cloud.WriteBufferProvider; |
| import org.apache.hyracks.control.nc.io.cloud.clients.ICloudBufferedWriter; |
| import org.apache.hyracks.control.nc.io.cloud.clients.ICloudClient; |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.junit.FixMethodOrder; |
| import org.junit.Test; |
| import org.junit.runners.MethodSorters; |
| |
| @FixMethodOrder(MethodSorters.NAME_ASCENDING) |
| public abstract class LSMTest { |
| public static final Logger LOGGER = LogManager.getLogger(); |
| |
| public static final String BTREE_SUFFIX = "b"; |
| public static final String PLAYGROUND_CONTAINER = "playground"; |
| private final static String BUCKET_STORAGE_ROOT = "storage"; |
| private static final int BUFFER_SIZE = 136 * 1024 + 5; |
| |
| public static ICloudClient CLOUD_CLIENT; |
| |
| @Test |
| public void a4deleteTest() { |
| try { |
| CLOUD_CLIENT.deleteObject(PLAYGROUND_CONTAINER, BUCKET_STORAGE_ROOT); |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| } |
| } |
| |
| @Test |
| public void a1writeToS3Test() throws IOException { |
| CloudResettableInputStream stream = null; |
| |
| try { |
| ICloudBufferedWriter s3BufferedWriter = |
| CLOUD_CLIENT.createBufferedWriter(PLAYGROUND_CONTAINER, BUCKET_STORAGE_ROOT + "/0_b"); |
| stream = new CloudResettableInputStream(s3BufferedWriter, new WriteBufferProvider(1)); |
| ByteBuffer content = createContent(BUFFER_SIZE); |
| int size = 0; |
| for (int i = 0; i < 10; i++) { |
| content.clear(); |
| size += stream.write(content); |
| } |
| stream.finish(); |
| System.err.println(size); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| if (stream != null) { |
| stream.abort(); |
| } |
| } finally { |
| if (stream != null) { |
| stream.close(); |
| } |
| } |
| } |
| |
| @Test |
| public void a3readFromS3Test() { |
| try { |
| ByteBuffer buffer = ByteBuffer.allocate(BUFFER_SIZE); |
| buffer.clear(); |
| |
| long offset = BUFFER_SIZE * 4; |
| int read = CLOUD_CLIENT.read(PLAYGROUND_CONTAINER, BUCKET_STORAGE_ROOT + "/0_b", offset, buffer); |
| buffer.clear(); |
| |
| for (int i = 0; i < read; i++) { |
| assert i % 127 == buffer.get(); |
| } |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| } |
| } |
| |
| @Test |
| public void a2listTest() { |
| try { |
| FilenameFilter btreeFilter = (dir, name) -> !name.startsWith(".") && name.endsWith(BTREE_SUFFIX); |
| System.err.println((CLOUD_CLIENT.listObjects(PLAYGROUND_CONTAINER, BUCKET_STORAGE_ROOT, btreeFilter))); |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| } |
| } |
| |
| private ByteBuffer createContent(int size) { |
| byte[] contentArray = new byte[size]; |
| for (int i = 0; i < size; i++) { |
| contentArray[i] = (byte) (i % 127); |
| } |
| return ByteBuffer.wrap(contentArray); |
| } |
| |
| } |