调整产品excel导入并保存文件可能出现流未正常关闭，内存泄露问题

src/main/java/leaf/plugin/dataimport/ImportExcel.java

@@ -147,44 +147,53 @@ public class ImportExcel extends AbstractEntry {
 			throw new IllegalArgumentException();
 		}
 		FileOutputStream fout = new FileOutputStream(savePath);
-		byte[] buffer = new byte[1024];
-		int len = 0;
-		int size = 0;
-		while((len = in.read(buffer)) > 0 ){
-			fout.write(buffer, 0, len);
-			size += len;
+		try {
+			byte[] buffer = new byte[1024];
+			int len = 0;
+			int size = 0;
+			while ((len = in.read(buffer)) > 0) {
+				fout.write(buffer, 0, len);
+				size += len;
+			}
+			fout.flush();
+			fout.close();
+			in.close();
+
+			// 保存记录到数据库
+			//fnd_atm_attachment
+
+			String sql = "{call fnd_atm_attachment_pkg.insert_fnd_atm_attachment(?,?,?,?,?,?,?,?,?) }";
+			CallableStatement cstm = conn.prepareCall(sql);
+			cstm.registerOutParameter(1, java.sql.Types.NUMERIC);
+			cstm.setString(2, "fnd_atm_attachment_multi"); // v_source_type_code
+			cstm.setString(3, "123"); // v_source_pk_value
+			cstm.setString(4, fileTypeCode); // v_file_type_code
+			cstm.setString(5, "application/vnd.ms-excel"); // v_mime_type
+			cstm.setString(6, fileName); // v_file_name
+			cstm.setLong(7, size); // v_file_size
+			cstm.setString(8, savePath); // v_file_path
+			cstm.setLong(9, Long.valueOf(user_id)); // v_user_id
+			cstm.execute();
+			Long aid = cstm.getLong(1);
+			cstm.close();
+
+			//fnd_atm_attachment_multi
+			sql = "{call fnd_atm_attachment_all_pkg.insert_fnd_attachment_multi(?,?,?,?)}";
+			cstm = conn.prepareCall(sql);
+			cstm.setString(1, tableName);// tableName
+			cstm.setString(2, tablePkValue);// tablePkValue
+			cstm.setLong(3, aid);// attachment_id
+			cstm.setLong(4, Long.valueOf(user_id));// user_id
+			cstm.execute();
+			cstm.close();
+		}finally{
+			if(fout!=null){
+				fout.close();
+			}
+			if(in!=null){
+				in.close();
+			}
 		}
-		fout.flush();
-		fout.close();
-		in.close();
-
-		// 保存记录到数据库
-		//fnd_atm_attachment
-
-		String sql = "{call fnd_atm_attachment_pkg.insert_fnd_atm_attachment(?,?,?,?,?,?,?,?,?) }";
-		CallableStatement cstm = conn.prepareCall(sql);
-		cstm.registerOutParameter(1, java.sql.Types.NUMERIC);
-		cstm.setString(2, "fnd_atm_attachment_multi"); // v_source_type_code
-		cstm.setString(3, "123"); // v_source_pk_value
-		cstm.setString(4, fileTypeCode); // v_file_type_code
-		cstm.setString(5, "application/vnd.ms-excel"); // v_mime_type
-		cstm.setString(6, fileName); // v_file_name
-		cstm.setLong(7, size); // v_file_size
-		cstm.setString(8, savePath); // v_file_path
-		cstm.setLong(9, Long.valueOf(user_id)); // v_user_id
-		cstm.execute();
-		Long aid = cstm.getLong(1);
-		cstm.close();
-
-		//fnd_atm_attachment_multi
-		sql = "{call fnd_atm_attachment_all_pkg.insert_fnd_attachment_multi(?,?,?,?)}";
-		cstm = conn.prepareCall(sql);
-		cstm.setString(1, tableName);// tableName
-		cstm.setString(2, tablePkValue);// tablePkValue
-		cstm.setLong(3, aid);// attachment_id
-		cstm.setLong(4, Long.valueOf(user_id));// user_id
-		cstm.execute();
-		cstm.close();
 
 	}