mirror of https://github.com/alibaba/easyexcel
Jiaju Zhuang
3 years ago
committed by
GitHub
27 changed files with 281 additions and 265 deletions
@ -0,0 +1,23 @@
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package com.alibaba.excel.read.listener; |
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import com.alibaba.excel.context.AnalysisContext; |
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/** |
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* Interface to listen for read results |
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* |
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* @author Jiaju Zhuang |
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*/ |
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public interface IgnoreExceptionReadListener<T> extends ReadListener<T> { |
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/** |
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* All listeners receive this method when any one Listener does an error report. If an exception is thrown here, the |
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* entire read will terminate. |
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* |
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* @param exception |
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* @param context |
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* @throws Exception |
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*/ |
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@Override |
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default void onException(Exception exception, AnalysisContext context) throws Exception {} |
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} |
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@ -0,0 +1,30 @@
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package com.alibaba.easyexcel.test.core.exception; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.read.listener.ReadListener; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/** |
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* @author Jiaju Zhuang |
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*/ |
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public class ExceptionThrowDataListener implements ReadListener<ExceptionData> { |
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private static final Logger LOGGER = LoggerFactory.getLogger(ExceptionData.class); |
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List<ExceptionData> list = new ArrayList<ExceptionData>(); |
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@Override |
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public void invoke(ExceptionData data, AnalysisContext context) { |
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list.add(data); |
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if (list.size() == 5) { |
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int i = 5 / 0; |
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} |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext context) { |
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} |
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} |
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@ -1,48 +1,48 @@
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package com.alibaba.easyexcel.test.demo.read; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.event.AnalysisEventListener; |
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import com.alibaba.excel.read.listener.ReadListener; |
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import com.alibaba.excel.util.ListUtils; |
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import com.alibaba.fastjson.JSON; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import lombok.extern.slf4j.Slf4j; |
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/** |
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* 读取头 |
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* |
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* @author Jiaju Zhuang |
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*/ |
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public class CellDataDemoHeadDataListener extends AnalysisEventListener<CellDataReadDemoData> { |
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private static final Logger LOGGER = LoggerFactory.getLogger(CellDataDemoHeadDataListener.class); |
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@Slf4j |
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public class CellDataDemoHeadDataListener implements ReadListener<CellDataReadDemoData> { |
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/** |
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* 每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收 |
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*/ |
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private static final int BATCH_COUNT = 100; |
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List<CellDataReadDemoData> list = new ArrayList<CellDataReadDemoData>(); |
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private List<CellDataReadDemoData> cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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@Override |
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public void invoke(CellDataReadDemoData data, AnalysisContext context) { |
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LOGGER.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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if (list.size() >= BATCH_COUNT) { |
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log.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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if (cachedDataList.size() >= BATCH_COUNT) { |
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saveData(); |
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list.clear(); |
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cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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} |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext context) { |
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saveData(); |
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LOGGER.info("所有数据解析完成！"); |
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log.info("所有数据解析完成！"); |
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} |
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/** |
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* 加上存储数据库 |
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*/ |
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private void saveData() { |
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LOGGER.info("{}条数据，开始存储数据库！", list.size()); |
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LOGGER.info("存储数据库成功！"); |
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log.info("{}条数据，开始存储数据库！", cachedDataList.size()); |
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log.info("存储数据库成功！"); |
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} |
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} |
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@ -1,49 +1,49 @@
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package com.alibaba.easyexcel.test.demo.read; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.event.AnalysisEventListener; |
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import com.alibaba.excel.read.listener.ReadListener; |
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import com.alibaba.excel.util.ListUtils; |
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import com.alibaba.fastjson.JSON; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import lombok.extern.slf4j.Slf4j; |
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/** |
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* 模板的读取类 |
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* |
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* @author Jiaju Zhuang |
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*/ |
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public class ConverterDataListener extends AnalysisEventListener<ConverterData> { |
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private static final Logger LOGGER = LoggerFactory.getLogger(ConverterDataListener.class); |
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@Slf4j |
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public class ConverterDataListener implements ReadListener<ConverterData> { |
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/** |
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* 每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收 |
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*/ |
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private static final int BATCH_COUNT = 5; |
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List<ConverterData> list = new ArrayList<ConverterData>(); |
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private List<ConverterData> cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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@Override |
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public void invoke(ConverterData data, AnalysisContext context) { |
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LOGGER.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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list.add(data); |
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if (list.size() >= BATCH_COUNT) { |
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log.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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cachedDataList.add(data); |
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if (cachedDataList.size() >= BATCH_COUNT) { |
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saveData(); |
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list.clear(); |
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cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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} |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext context) { |
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saveData(); |
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LOGGER.info("所有数据解析完成！"); |
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log.info("所有数据解析完成！"); |
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} |
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/** |
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* 加上存储数据库 |
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*/ |
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private void saveData() { |
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LOGGER.info("{}条数据，开始存储数据库！", list.size()); |
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LOGGER.info("存储数据库成功！"); |
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log.info("{}条数据，开始存储数据库！", cachedDataList.size()); |
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log.info("存储数据库成功！"); |
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} |
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} |
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@ -1,49 +1,48 @@
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package com.alibaba.easyexcel.test.demo.read; |
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import java.util.ArrayList; |
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import java.util.List; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.event.AnalysisEventListener; |
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import com.alibaba.excel.util.ListUtils; |
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import com.alibaba.fastjson.JSON; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import lombok.extern.slf4j.Slf4j; |
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/** |
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* 模板的读取类 |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Slf4j |
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public class IndexOrNameDataListener extends AnalysisEventListener<IndexOrNameData> { |
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private static final Logger LOGGER = LoggerFactory.getLogger(IndexOrNameDataListener.class); |
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/** |
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* 每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收 |
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*/ |
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private static final int BATCH_COUNT = 5; |
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List<IndexOrNameData> list = new ArrayList<IndexOrNameData>(); |
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private List<IndexOrNameData> cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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@Override |
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public void invoke(IndexOrNameData data, AnalysisContext context) { |
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LOGGER.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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list.add(data); |
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if (list.size() >= BATCH_COUNT) { |
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log.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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cachedDataList.add(data); |
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if (cachedDataList.size() >= BATCH_COUNT) { |
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saveData(); |
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list.clear(); |
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cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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} |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext context) { |
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saveData(); |
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LOGGER.info("所有数据解析完成！"); |
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log.info("所有数据解析完成！"); |
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} |
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/** |
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* 加上存储数据库 |
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*/ |
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private void saveData() { |
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LOGGER.info("{}条数据，开始存储数据库！", list.size()); |
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LOGGER.info("存储数据库成功！"); |
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log.info("{}条数据，开始存储数据库！", cachedDataList.size()); |
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log.info("存储数据库成功！"); |
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} |
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} |
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@ -1,50 +1,49 @@
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package com.alibaba.easyexcel.test.demo.read; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.Map; |
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import com.alibaba.excel.context.AnalysisContext; |
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import com.alibaba.excel.event.AnalysisEventListener; |
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import com.alibaba.excel.util.ListUtils; |
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import com.alibaba.fastjson.JSON; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import lombok.extern.slf4j.Slf4j; |
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/** |
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* 直接用map接收数据 |
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* |
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* @author Jiaju Zhuang |
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*/ |
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@Slf4j |
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public class NoModelDataListener extends AnalysisEventListener<Map<Integer, String>> { |
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private static final Logger LOGGER = LoggerFactory.getLogger(NoModelDataListener.class); |
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/** |
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* 每隔5条存储数据库，实际使用中可以100条，然后清理list ，方便内存回收 |
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*/ |
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private static final int BATCH_COUNT = 5; |
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List<Map<Integer, String>> list = new ArrayList<Map<Integer, String>>(); |
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private List<Map<Integer, String>> cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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@Override |
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public void invoke(Map<Integer, String> data, AnalysisContext context) { |
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LOGGER.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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list.add(data); |
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if (list.size() >= BATCH_COUNT) { |
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log.info("解析到一条数据:{}", JSON.toJSONString(data)); |
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cachedDataList.add(data); |
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if (cachedDataList.size() >= BATCH_COUNT) { |
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saveData(); |
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list.clear(); |
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cachedDataList = ListUtils.newArrayListWithExpectedSize(BATCH_COUNT); |
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} |
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} |
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@Override |
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public void doAfterAllAnalysed(AnalysisContext context) { |
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saveData(); |
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LOGGER.info("所有数据解析完成！"); |
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log.info("所有数据解析完成！"); |
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} |
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/** |
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* 加上存储数据库 |
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*/ |
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private void saveData() { |
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LOGGER.info("{}条数据，开始存储数据库！", list.size()); |
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LOGGER.info("存储数据库成功！"); |
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log.info("{}条数据，开始存储数据库！", cachedDataList.size()); |
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log.info("存储数据库成功！"); |
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} |
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} |
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