Github user chandnisingh commented on a diff in the pull request:
https://github.com/apache/apex-malhar/pull/324#discussion_r73047976
--- Diff:
library/src/main/java/org/apache/apex/malhar/lib/state/spillable/SpillableComplexComponentImpl.java
---
@@ -0,0 +1,202 @@
+/**
+ * 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.apex.malhar.lib.state.spillable;
+
+import java.util.List;
+
+import javax.validation.constraints.NotNull;
+
+import org.apache.apex.malhar.lib.utils.serde.Serde;
+
+import com.google.common.base.Preconditions;
+import com.google.common.collect.Lists;
+
+import com.datatorrent.api.Context;
+import com.datatorrent.netlet.util.Slice;
+
+/**
+ * Created by tfarkas on 6/12/16.
+ */
+public class SpillableComplexComponentImpl implements
SpillableComplexComponent
+{
+ private List<SpillableComponent> componentList = Lists.newArrayList();
+
+ private boolean isRunning = false;
+ private boolean isInWindow = false;
+
+ @NotNull
+ private SpillableStateStore store;
+
+ @NotNull
+ private SpillableIdentifierGenerator identifierGenerator;
+
+ public SpillableComplexComponentImpl(SpillableStateStore store)
--- End diff --
Isn't this missing no-args constructor? Kryo serialization may fail.
I usually add the following test in each non-transient component to make
sure they are kryo serializable:
```
@Test
public void testSerde() throws IOException
{
ManagedStateImpl deserialized =
KryoCloneUtils.cloneObject(testMeta.managedState);
Assert.assertEquals("num buckets", deserialized.getNumBuckets(),
testMeta.managedState.getNumBuckets());
}
```
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