|  | @ -77,6 +77,7 @@ public class GridFSUtil {
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				|  |  |      */
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				|  |  |     public static String uploadFile(String filePath,String saveFileName, Map<String, Object> params) {
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				|  |  |         //自定义字段
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				|  |  | 
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				|  |  |         Document metaDocument = new Document();
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				|  |  |         if (params != null && params.size() > 0) {
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				|  |  |             for (Map.Entry<String, Object> entry : params.entrySet()) {
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				|  | @ -89,6 +90,7 @@ public class GridFSUtil {
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				|  |  |         try {
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				|  |  |             File readFile = new File(filePath);
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				|  |  |             fileInputStream = new FileInputStream(readFile);
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				|  |  |             gridFsOperations.delete(Query.query(GridFsCriteria.where("filename").is(saveFileName)));//删除原来的文件,保证唯一
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				|  |  |             com.mongodb.gridfs.GridFSFile gridFSFile = gridFsOperations.store(fileInputStream,saveFileName,"",metaDocument);
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				|  |  |             if (gridFSFile != null) {
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				|  |  |                 return saveFileName;
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				|  | @ -287,6 +289,7 @@ public class GridFSUtil {
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				|  |  |         }
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				|  |  | 
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				|  |  |         try {
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				|  |  |             gridFsOperations.delete(Query.query(GridFsCriteria.where("filename").is(saveFileName)));//删除原来的文件,保证唯一
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				|  |  |             com.mongodb.gridfs.GridFSFile gridFSFile = gridFsOperations.store(inputStream, saveFileName, "", metaDocument);
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				|  |  |             if (gridFSFile != null) {
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				|  |  |                 return saveFileName;
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