[Bug] Fix bug of TransactionState SerDe error (#3356)

The TransactionState's coordinator should be created when deserialized from old meta.
2020-04-21 08:24:10 +08:00
parent 94b7bb5ad6
commit 46272a5621
2 changed files with 100 additions and 5 deletions
--- a/fe/src/test/java/org/apache/doris/transaction/TransactionStateTest.java
+++ b/fe/src/test/java/org/apache/doris/transaction/TransactionStateTest.java
@ -0,0 +1,81 @@
+// 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.doris.transaction;
+
+import org.apache.doris.common.FeMetaVersion;
+import org.apache.doris.meta.MetaContext;
+import org.apache.doris.thrift.TUniqueId;
+import org.apache.doris.transaction.TransactionState.LoadJobSourceType;
+import org.apache.doris.transaction.TransactionState.TxnCoordinator;
+import org.apache.doris.transaction.TransactionState.TxnSourceType;
+
+import com.google.common.collect.Lists;
+
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.UUID;
+
+public class TransactionStateTest {
+
+    private static String fileName = "./TransactionStateTest";
+
+    @After
+    public void tearDown() {
+        File file = new File(fileName);
+        file.delete();
+    }
+
+    @Test
+    public void testSerDe() throws IOException {
+        MetaContext metaContext = new MetaContext();
+        metaContext.setMetaVersion(FeMetaVersion.VERSION_83);
+        metaContext.setThreadLocalInfo();
+
+        // 1. Write objects to file
+        File file = new File(fileName);
+        file.createNewFile();
+        DataOutputStream out = new DataOutputStream(new FileOutputStream(file));
+
+        UUID uuid = UUID.randomUUID();
+        TransactionState transactionState = new TransactionState(1000L, Lists.newArrayList(20000L, 20001L),
+                3000, "label123", new TUniqueId(uuid.getMostSignificantBits(), uuid.getLeastSignificantBits()),
+                LoadJobSourceType.BACKEND_STREAMING, new TxnCoordinator(TxnSourceType.BE, "127.0.0.1"), 50000L,
+                60 * 1000L);
+
+        transactionState.write(out);
+        out.flush();
+        out.close();
+
+        // 2. Read objects from file
+        DataInputStream in = new DataInputStream(new FileInputStream(file));
+        TransactionState readTransactionState = new TransactionState();
+        readTransactionState.readFields(in);
+
+        Assert.assertEquals(transactionState.getCoordinator().ip, readTransactionState.getCoordinator().ip);
+        in.close();
+    }
+
+}