From 927b05713a25340f3ba3a58bdd42ca2129060c4a Mon Sep 17 00:00:00 2001 From: RuoYi Date: Fri, 25 Feb 2022 11:51:29 +0800 Subject: [PATCH] =?UTF-8?q?=E7=BB=84=E4=BB=B6fileUpload=E6=94=AF=E6=8C=81?= =?UTF-8?q?=E5=A4=9A=E6=96=87=E4=BB=B6=E5=90=8C=E6=97=B6=E9=80=89=E6=8B=A9?= =?UTF-8?q?=E4=B8=8A=E4=BC=A0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../com/ruoyi/common/utils/StringUtils.java | 49 +++++++++++ .../common/utils/file/FileUploadUtils.java | 5 +- .../java/com/ruoyi/common/utils/uuid/Seq.java | 86 +++++++++++++++++++ ruoyi-ui/src/components/FileUpload/index.vue | 29 +++++-- ruoyi-ui/src/components/ImageUpload/index.vue | 23 ++--- ruoyi-ui/src/views/system/user/index.vue | 2 +- 6 files changed, 166 insertions(+), 28 deletions(-) create mode 100644 ruoyi-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/StringUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/StringUtils.java index 8df5617..6765117 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/StringUtils.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/StringUtils.java @@ -531,4 +531,53 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils { return (T) obj; } + + /** + * 数字左边补齐0，使之达到指定长度。注意，如果数字转换为字符串后，长度大于size，则只保留 最后size个字符。 + * + * @param num 数字对象 + * @param size 字符串指定长度 + * @return 返回数字的字符串格式，该字符串为指定长度。 + */ + public static final String padl(final Number num, final int size) + { + return padl(num.toString(), size, '0'); + } + + /** + * 字符串左补齐。如果原始字符串s长度大于size，则只保留最后size个字符。 + * + * @param s 原始字符串 + * @param size 字符串指定长度 + * @param c 用于补齐的字符 + * @return 返回指定长度的字符串，由原字符串左补齐或截取得到。 + */ + public static final String padl(final String s, final int size, final char c) + { + final StringBuilder sb = new StringBuilder(size); + if (s != null) + { + final int len = s.length(); + if (s.length() <= size) + { + for (int i = size - len; i > 0; i--) + { + sb.append(c); + } + sb.append(s); + } + else + { + return s.substring(len - size, len); + } + } + else + { + for (int i = size; i > 0; i--) + { + sb.append(c); + } + } + return sb.toString(); + } } \ No newline at end of file diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java index 1a89dd9..cc3fd26 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java @@ -12,7 +12,7 @@ import com.ruoyi.common.exception.file.FileSizeLimitExceededException; import com.ruoyi.common.exception.file.InvalidExtensionException; import com.ruoyi.common.utils.DateUtils; import com.ruoyi.common.utils.StringUtils; -import com.ruoyi.common.utils.uuid.IdUtils; +import com.ruoyi.common.utils.uuid.Seq; /** * 文件上传工具类 @@ -121,7 +121,8 @@ public class FileUploadUtils */ public static final String extractFilename(MultipartFile file) { - return DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + getExtension(file); + return StringUtils.format("{}/{}_{}.{}", DateUtils.datePath(), + FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), getExtension(file)); } public static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java new file mode 100644 index 0000000..fd88245 --- /dev/null +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/uuid/Seq.java @@ -0,0 +1,86 @@ +package com.ruoyi.common.utils.uuid; + +import java.util.concurrent.atomic.AtomicInteger; +import com.ruoyi.common.utils.DateUtils; +import com.ruoyi.common.utils.StringUtils; + +/** + * @author ruoyi 序列生成类 + */ +public class Seq +{ + // 通用序列类型 + public static final String commSeqType = "COMMON"; + + // 上传序列类型 + public static final String uploadSeqType = "UPLOAD"; + + // 通用接口序列数 + private static AtomicInteger commSeq = new AtomicInteger(1); + + // 上传接口序列数 + private static AtomicInteger uploadSeq = new AtomicInteger(1); + + // 机器标识 + private static String machineCode = "A"; + + /** + * 获取通用序列号 + * + * @return 序列值 + */ + public static String getId() + { + return getId(commSeqType); + } + + /** + * 默认16位序列号 yyMMddHHmmss + 一位机器标识 + 3长度循环递增字符串 + * + * @return 序列值 + */ + public static String getId(String type) + { + AtomicInteger atomicInt = commSeq; + if (uploadSeqType.equals(type)) + { + atomicInt = uploadSeq; + } + return getId(atomicInt, 3); + } + + /** + * 通用接口序列号 yyMMddHHmmss + 一位机器标识 + length长度循环递增字符串 + * + * @param atomicInt 序列数 + * @param length 数值长度 + * @return 序列值 + */ + public static String getId(AtomicInteger atomicInt, int length) + { + String result = DateUtils.dateTimeNow(); + result += machineCode; + result += getSeq(atomicInt, length); + return result; + } + + /** + * 序列循环递增字符串[1, 10 的 (length)幂次方), 用0左补齐length位数 + * + * @return 序列值 + */ + private synchronized static String getSeq(AtomicInteger atomicInt, int length) + { + // 先取值再+1 + int value = atomicInt.getAndIncrement(); + + // 如果更新后值>=10 的 (length)幂次方则重置为1 + int maxSeq = (int) Math.pow(10, length); + if (atomicInt.get() >= maxSeq) + { + atomicInt.set(1); + } + // 转字符串，用0左补齐 + return StringUtils.padl(value, length); + } +} diff --git a/ruoyi-ui/src/components/FileUpload/index.vue b/ruoyi-ui/src/components/FileUpload/index.vue index ea15a57..aa2296b 100644 --- a/ruoyi-ui/src/components/FileUpload/index.vue +++ b/ruoyi-ui/src/components/FileUpload/index.vue @@ -1,6 +1,7 @@