Merge pull request #1718 from Hccake/master

修复当自定义 header 时，在 writeSheet 对象上指定字段名忽略不生效的问题 & 修复当属性被忽略时，会导致后续列后移，excel多了空白列的问题

src/main/java/com/alibaba/excel/util/ClassUtils.java

 package com.alibaba.excel.util;
 
+import com.alibaba.excel.annotation.ExcelIgnore;
+import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
+import com.alibaba.excel.annotation.ExcelProperty;
+import com.alibaba.excel.exception.ExcelCommonException;
+import com.alibaba.excel.metadata.BaseRowModel;
+import com.alibaba.excel.metadata.Holder;
+import com.alibaba.excel.write.metadata.holder.WriteHolder;
+
 import java.lang.ref.SoftReference;
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
@@ -13,6 +21,7 @@ import java.util.Map;
 import java.util.TreeMap;
 import java.util.concurrent.ConcurrentHashMap;
 
+
 import com.alibaba.excel.annotation.ExcelIgnore;
 import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
 import com.alibaba.excel.annotation.ExcelProperty;
@@ -44,25 +53,32 @@ public class ClassUtils {
         }
         tempIndexFildMap.putAll(fieldCache.getIndexFiledMap());
 
+        Map<Integer, Field> originSortedAllFiledMap = fieldCache.getSortedAllFiledMap();
         if (!needIgnore) {
-            sortedAllFiledMap.putAll(fieldCache.getSortedAllFiledMap());
+            sortedAllFiledMap.putAll(originSortedAllFiledMap);
             return;
         }
 
-        int index = 0;
-        for (Map.Entry<Integer, Field> entry : fieldCache.getSortedAllFiledMap().entrySet()) {
-            Field field = entry.getValue();
-            if (((WriteHolder)holder).ignore(entry.getValue().getName(), entry.getKey())) {
-                if (ignoreMap != null) {
-                    ignoreMap.put(field.getName(), field);
-                }
-                while (tempIndexFildMap.containsKey(index)) {
-                    tempIndexFildMap.remove(index);
-                    index++;
+        // 获取到属性字段的最大index
+        int maxIndex = -1;
+        for (Integer filedIndex : originSortedAllFiledMap.keySet()) {
+            maxIndex = Math.max(filedIndex, maxIndex);
+        }
+        // 被忽略的属性数量
+        int ignoreNum = 0;
+        // 当有属性被忽略时，需要将其后面的所有属性 index 前移
+        for (int index = 0; index <= maxIndex; index++) {
+            Field field = originSortedAllFiledMap.get(index);
+            String name = field == null? null: field.getName();
+            if (((WriteHolder) holder).ignore(name, index)) {
+                if (ignoreMap != null && name != null) {
+                    ignoreMap.put(name, field);
                 }
-            } else {
-                sortedAllFiledMap.put(index, field);
-                index++;
+                tempIndexFildMap.remove(index);
+                ignoreNum++;
+            } else if(field != null){
+                int finalIndex = index - ignoreNum;
+                sortedAllFiledMap.put(finalIndex, field);
             }
         }
     }

src/main/java/com/alibaba/excel/write/executor/ExcelWriteAddExecutor.java

 package com.alibaba.excel.write.executor;
 
+
 import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -18,18 +19,23 @@ import com.alibaba.excel.util.ClassUtils;
 import com.alibaba.excel.util.FieldUtils;
 import com.alibaba.excel.util.WorkBookUtil;
 import com.alibaba.excel.util.WriteHandlerUtils;
-import com.alibaba.excel.write.metadata.CollectionRowData;
-import com.alibaba.excel.write.metadata.MapRowData;
-import com.alibaba.excel.write.metadata.RowData;
+import com.alibaba.excel.write.metadata.holder.AbstractWriteHolder;
+
 import com.alibaba.excel.write.metadata.holder.WriteHolder;
 import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
-import com.alibaba.excel.write.metadata.holder.WriteWorkbookHolder;
-
 import net.sf.cglib.beans.BeanMap;
-import org.apache.commons.collections4.CollectionUtils;
 import org.apache.poi.ss.usermodel.Cell;
 import org.apache.poi.ss.usermodel.Row;
 
+import java.lang.reflect.Field;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+
+
 /**
  * Add the data into excel
  *
@@ -183,13 +189,17 @@ public class ExcelWriteAddExecutor extends AbstractExcelWriteExecutor {
         if (!sortedAllFiledMap.isEmpty()) {
             return;
         }
-        WriteWorkbookHolder writeWorkbookHolder = writeContext.writeWorkbookHolder();
-        boolean needIgnore =
-            !CollectionUtils.isEmpty(writeWorkbookHolder.getExcludeColumnFieldNames()) || !CollectionUtils
-                .isEmpty(writeWorkbookHolder.getExcludeColumnIndexes()) || !CollectionUtils
-                .isEmpty(writeWorkbookHolder.getIncludeColumnFieldNames()) || !CollectionUtils
-                .isEmpty(writeWorkbookHolder.getIncludeColumnIndexes());
-        ClassUtils.declaredFields(clazz, sortedAllFiledMap, needIgnore, writeWorkbookHolder);
+
+        // 获取当前的使用的 holder
+        WriteHolder holder = writeContext.currentWriteHolder();
+        boolean needIgnore = (holder instanceof AbstractWriteHolder) && (
+            !CollectionUtils.isEmpty(((AbstractWriteHolder) holder).getExcludeColumnFiledNames()) || !CollectionUtils
+                .isEmpty(((AbstractWriteHolder) holder).getExcludeColumnIndexes()) || !CollectionUtils
+                .isEmpty(((AbstractWriteHolder) holder).getIncludeColumnFiledNames()) || !CollectionUtils
+                .isEmpty(((AbstractWriteHolder) holder).getIncludeColumnIndexes()));
+
+        ClassUtils.declaredFields(clazz, sortedAllFiledMap,
+            writeContext.writeWorkbookHolder().getWriteWorkbook().getConvertAllFiled(), needIgnore, holder);
     }
 
 }