[iotdb] branch master updated: [IOTDB-1486] Add a createTemplate Session example (#3697)

[haonan]

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haonan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new b1f30d0  [IOTDB-1486] Add a createTemplate Session example (#3697)
b1f30d0 is described below

commit b1f30d02da75a6d2442da0491663faa295640a74
Author: Haonan <hhao...@outlook.com>
AuthorDate: Fri Aug 6 12:06:13 2021 +0800

    [IOTDB-1486] Add a createTemplate Session example (#3697)
---
 .../main/java/org/apache/iotdb/SessionExample.java | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/example/session/src/main/java/org/apache/iotdb/SessionExample.java 
b/example/session/src/main/java/org/apache/iotdb/SessionExample.java
index 0f1ad8b..89e1a5d 100644
--- a/example/session/src/main/java/org/apache/iotdb/SessionExample.java
+++ b/example/session/src/main/java/org/apache/iotdb/SessionExample.java
@@ -33,6 +33,7 @@ import 
org.apache.iotdb.tsfile.write.schema.IMeasurementSchema;
 import org.apache.iotdb.tsfile.write.schema.MeasurementSchema;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -68,6 +69,7 @@ public class SessionExample {
       }
     }
 
+    // createTemplate();
     createTimeseries();
     createMultiTimeseries();
     insertRecord();
@@ -213,6 +215,37 @@ public class SessionExample {
     }
   }
 
+  private static void createTemplate()
+      throws IoTDBConnectionException, StatementExecutionException {
+    List<List<String>> measurementList = new ArrayList<>();
+    measurementList.add(Collections.singletonList("s1"));
+    measurementList.add(Collections.singletonList("s2"));
+    measurementList.add(Collections.singletonList("s3"));
+
+    List<List<TSDataType>> dataTypeList = new ArrayList<>();
+    dataTypeList.add(Collections.singletonList(TSDataType.INT64));
+    dataTypeList.add(Collections.singletonList(TSDataType.INT64));
+    dataTypeList.add(Collections.singletonList(TSDataType.INT64));
+
+    List<List<TSEncoding>> encodingList = new ArrayList<>();
+    encodingList.add(Collections.singletonList(TSEncoding.RLE));
+    encodingList.add(Collections.singletonList(TSEncoding.RLE));
+    encodingList.add(Collections.singletonList(TSEncoding.RLE));
+
+    List<CompressionType> compressionTypes = new ArrayList<>();
+    for (int i = 0; i < 3; i++) {
+      compressionTypes.add(CompressionType.SNAPPY);
+    }
+    List<String> schemaNames = new ArrayList<>();
+    schemaNames.add("s1");
+    schemaNames.add("s2");
+    schemaNames.add("s3");
+
+    session.createSchemaTemplate(
+        "template1", schemaNames, measurementList, dataTypeList, encodingList, 
compressionTypes);
+    session.setSchemaTemplate("template1", "root.sg1");
+  }
+
   private static void insertRecord() throws IoTDBConnectionException, 
StatementExecutionException {
     String deviceId = ROOT_SG1_D1;
     List<String> measurements = new ArrayList<>();