[
https://issues.apache.org/jira/browse/CARBONDATA-302?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15591389#comment-15591389
]
ASF GitHub Bot commented on CARBONDATA-302:
-------------------------------------------
Github user jackylk commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/251#discussion_r84247597
--- Diff:
processing/src/main/java/org/apache/carbondata/processing/newflow/steps/writer/DataWriterProcessorStepImpl.java
---
@@ -0,0 +1,374 @@
+/*
+ * 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.carbondata.processing.newflow.steps.writer;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.carbon.CarbonTableIdentifier;
+import org.apache.carbondata.core.carbon.datastore.block.SegmentProperties;
+import org.apache.carbondata.core.carbon.metadata.CarbonMetadata;
+import org.apache.carbondata.core.carbon.metadata.schema.table.CarbonTable;
+import
org.apache.carbondata.core.carbon.metadata.schema.table.column.ColumnSchema;
+import org.apache.carbondata.core.carbon.path.CarbonStorePath;
+import org.apache.carbondata.core.carbon.path.CarbonTablePath;
+import org.apache.carbondata.core.constants.CarbonCommonConstants;
+import org.apache.carbondata.core.constants.IgnoreDictionary;
+import org.apache.carbondata.core.keygenerator.KeyGenerator;
+import org.apache.carbondata.core.util.CarbonProperties;
+import org.apache.carbondata.core.util.CarbonTimeStatisticsFactory;
+import org.apache.carbondata.core.util.CarbonUtil;
+import org.apache.carbondata.core.util.CarbonUtilException;
+import org.apache.carbondata.processing.datatypes.GenericDataType;
+import
org.apache.carbondata.processing.newflow.AbstractDataLoadProcessorStep;
+import
org.apache.carbondata.processing.newflow.CarbonDataLoadConfiguration;
+import org.apache.carbondata.processing.newflow.DataField;
+import
org.apache.carbondata.processing.newflow.constants.DataLoadProcessorConstants;
+import
org.apache.carbondata.processing.newflow.exception.CarbonDataLoadingException;
+import org.apache.carbondata.processing.newflow.row.CarbonRow;
+import org.apache.carbondata.processing.newflow.row.CarbonRowBatch;
+import org.apache.carbondata.processing.store.CarbonDataFileAttributes;
+import
org.apache.carbondata.processing.store.CarbonFactDataHandlerColumnar;
+import org.apache.carbondata.processing.store.CarbonFactDataHandlerModel;
+import org.apache.carbondata.processing.store.CarbonFactHandler;
+import
org.apache.carbondata.processing.store.writer.exception.CarbonDataWriterException;
+import org.apache.carbondata.processing.util.CarbonDataProcessorUtil;
+
+/**
+ * It reads data from sorted files which are generated in previous sort
step.
+ * And it writes data to carbondata file. It also generates mdk key while
writing to carbondata file
+ */
+public class DataWriterProcessorStepImpl extends
AbstractDataLoadProcessorStep {
+
+ private static final LogService LOGGER =
+
LogServiceFactory.getLogService(DataWriterProcessorStepImpl.class.getName());
+
+ private String storeLocation;
+
+ private boolean[] isUseInvertedIndex;
+
+ private int[] dimLens;
+
+ private int dimensionCount;
+
+ private List<ColumnSchema> wrapperColumnSchema;
+
+ private int[] colCardinality;
+
+ private SegmentProperties segmentProperties;
+
+ private KeyGenerator keyGenerator;
+
+ private CarbonFactHandler dataHandler;
+
+ private Map<Integer, GenericDataType> complexIndexMap;
+
+ private int noDictionaryCount;
+
+ private int complexDimensionCount;
+
+ private int measureCount;
+
+ private long readCounter;
+
+ private long writeCounter;
+
+ private int measureIndex =
IgnoreDictionary.MEASURES_INDEX_IN_ROW.getIndex();
+
+ private int noDimByteArrayIndex =
IgnoreDictionary.BYTE_ARRAY_INDEX_IN_ROW.getIndex();
+
+ private int dimsArrayIndex =
IgnoreDictionary.DIMENSION_INDEX_IN_ROW.getIndex();
+
+ public DataWriterProcessorStepImpl(CarbonDataLoadConfiguration
configuration,
+ AbstractDataLoadProcessorStep child) {
+ super(configuration, child);
+ }
+
+ @Override public DataField[] getOutput() {
+ return child.getOutput();
+ }
+
+ @Override public void intialize() throws CarbonDataLoadingException {
+ setStepConfiguration();
+ }
+
+ /**
+ * This method will be used to get and update the step properties which
will
+ * required to run this step
+ *
+ * @throws CarbonUtilException
--- End diff --
wrong description
> 7. Add DataWriterProcessorStep which reads the data from sort temp files and
> creates carbondata files.
> ------------------------------------------------------------------------------------------------------
>
> Key: CARBONDATA-302
> URL: https://issues.apache.org/jira/browse/CARBONDATA-302
> Project: CarbonData
> Issue Type: Sub-task
> Reporter: Ravindra Pesala
> Fix For: 0.2.0-incubating
>
>
> Add DataWriterProcessorStep which reads the data from sort temp files and
> merge sort it, and apply mdk generator on key and creates carbondata files.
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