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@@ -13,6 +13,8 @@ import org.apache.lucene.index.LeafReader;
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import org.apache.lucene.index.LeafReaderContext;
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import org.apache.lucene.search.SimpleCollector;
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+import com.alibaba.druid.util.StringUtils;
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+
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/**
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* 批次统计
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*
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@@ -54,7 +56,7 @@ public class GoodsGroupCollector extends SimpleCollector {
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Document document = reader.document(doc, fieldsToLoad);
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String uniqueValue = document.get(uniqueField);
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// 排除重复值
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- if (!uniqueValues.contains(uniqueValue)) {
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+ if (!StringUtils.isEmpty(uniqueValue) && !uniqueValues.contains(uniqueValue)) {
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uniqueValues.add(uniqueValue);
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for (String field : fieldsToLoad) {
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String value = document.get(field);
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