[GitHub] [incubator-inlong] woofyzhao commented on a diff in pull request #4515: [INLONG-4513][Manager] Add Iceberg and HBase examples for the manager client

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

woofyzhao commented on code in PR #4515:
URL: https://github.com/apache/incubator-inlong/pull/4515#discussion_r889768483


##########
inlong-manager/manager-client-examples/src/test/java/org/apache/inlong/manager/client/File2IcebergExample.java:
##########
@@ -0,0 +1,160 @@
+/*
+ * 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.inlong.manager.client;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.collect.Lists;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.inlong.manager.client.api.ClientConfiguration;
+import org.apache.inlong.manager.client.api.InlongClient;
+import org.apache.inlong.manager.client.api.InlongGroup;
+import org.apache.inlong.manager.client.api.InlongGroupContext;
+import org.apache.inlong.manager.client.api.InlongStreamBuilder;
+import org.apache.inlong.manager.common.enums.FieldType;
+import org.apache.inlong.manager.common.pojo.group.InlongGroupInfo;
+import org.apache.inlong.manager.common.pojo.sink.SinkField;
+import org.apache.inlong.manager.common.pojo.sink.iceberg.IcebergColumnInfo;
+import org.apache.inlong.manager.common.pojo.sink.iceberg.IcebergPartition;
+import org.apache.inlong.manager.common.pojo.sink.iceberg.IcebergSink;
+import org.apache.inlong.manager.common.pojo.source.file.FileSource;
+import org.apache.inlong.manager.common.pojo.stream.StreamField;
+import org.apache.shiro.util.Assert;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Test class for file to iceberg.
+ */
+@Slf4j
+public class File2IcebergExample extends BaseExample {
+
+    @Test
+    public void testCreateGroupForIceberg() {
+        ClientConfiguration configuration = new ClientConfiguration();
+        configuration.setWriteTimeout(10);
+        configuration.setReadTimeout(10);
+        configuration.setConnectTimeout(10);
+        configuration.setTimeUnit(TimeUnit.SECONDS);
+        configuration.setAuthentication(super.getInlongAuth());
+        InlongClient inlongClient = InlongClient.create(super.getServiceUrl(), configuration);
+
+        InlongGroupInfo groupInfo = super.createGroupInfo();
+        try {
+            InlongGroup group = inlongClient.forGroup(groupInfo);
+            InlongStreamBuilder streamBuilder = group.createStream(createStreamInfo());
+            streamBuilder.fields(createStreamFields());
+            streamBuilder.source(createAgentFileSource());
+            streamBuilder.sink(createIcebergSink());
+            streamBuilder.initOrUpdate();
+            // start group
+            InlongGroupContext inlongGroupContext = group.init();
+            Assert.notNull(inlongGroupContext);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    @Test
+    public void testStopGroup() {
+        ClientConfiguration configuration = new ClientConfiguration();
+        configuration.setWriteTimeout(10);
+        configuration.setReadTimeout(10);
+        configuration.setConnectTimeout(10);
+        configuration.setTimeUnit(TimeUnit.SECONDS);
+        configuration.setAuthentication(super.getInlongAuth());
+        InlongClient inlongClient = InlongClient.create(super.getServiceUrl(), configuration);
+        InlongGroupInfo groupInfo = createGroupInfo();
+        try {
+            InlongGroup group = inlongClient.forGroup(groupInfo);
+            InlongGroupContext groupContext = group.delete();
+            Assert.notNull(groupContext);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    private FileSource createAgentFileSource() {
+        FileSource fileSource = new FileSource();
+        fileSource.setSourceName("{source.name}");
+        fileSource.setAgentIp("{agent.ip}");
+        fileSource.setPattern("/a/b/*.txt");
+        fileSource.setTimeOffset("-1h");
+        return fileSource;
+    }
+
+    private List<StreamField> createStreamFields() {
+        List<StreamField> streamFieldList = Lists.newArrayList();
+        streamFieldList.add(new StreamField(0, FieldType.STRING.toString(), "name", null, null));
+        streamFieldList.add(new StreamField(1, FieldType.INT.toString(), "age", null, null));
+        streamFieldList.add(new StreamField(2, FieldType.DECIMAL.toString(), "score", null, null));
+        streamFieldList.add(new StreamField(3, FieldType.TIMESTAMP.toString(), "ts", null, null));
+        return streamFieldList;
+    }
+
+    /**
+     * Create iceberg sink
+     */
+    public IcebergSink createIcebergSink() throws Exception {
+        IcebergSink sink = new IcebergSink();
+
+        sink.setSinkName("{sink.name}");
+        sink.setDbName("{db.name}");
+        sink.setTableName("{table.name}");
+        sink.setCatalogUri("thrift://{ip:port}");
+        sink.setWarehouse("hdfs://{ip:port}/user/iceberg/warehouse/");
+
+        final SinkField field1 = new SinkField(0, FieldType.INT.toString(), "age", FieldType.INT.toString(), "age");
+        final SinkField field2 = new SinkField(1, FieldType.STRING.toString(), "name", FieldType.STRING.toString(),
+                "name");
+        final SinkField field3 = new SinkField(3, FieldType.DECIMAL.toString(), "score", FieldType.DECIMAL.toString(),
+                "score");
+        final SinkField field4 = new SinkField(3, FieldType.TIMESTAMP.toString(), "ts", FieldType.TIMESTAMP.toString(),
+                "ts");
+
+        // field ext param
+        // field1: bucket partition example
+        final ObjectMapper mapper = new ObjectMapper();
+        IcebergColumnInfo info1 = new IcebergColumnInfo();
+        info1.setRequired(true);
+        info1.setPartitionStrategy(IcebergPartition.BUCKET.toString());
+        info1.setBucketNum(10);
+        field1.setExtParams(mapper.writeValueAsString(info1));
+
+        // field3: decimal column example
+        IcebergColumnInfo info3 = new IcebergColumnInfo();
+        info3.setScale(5);
+        info3.setPrecision(10);  //NOTE: scale must be less than or equal to precision

Review Comment:
   Not yet. The server end does not look into field extended param string.  The exception is thrown when creating sink resources, aka iceberg tables.



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