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update: starter-fastdfs 添加完整的注释

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Wizzercn 2019-03-20 14:50:23 +08:00
parent 530d4dee77
commit 180dfdbb41
1 changed files with 48 additions and 7 deletions
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55
nutzboot-starter/nutzboot-starter-fastdfs/src/main/java/org/nutz/boot/starter/fastdfs/FastdfsService.java
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@ -85,7 +85,7 @@ public class FastdfsService {
String tokenFilename = filename.substring(pos + 1);
tokenFilename = getFileName(type, tokenFilename);
filename = getFileName(type, filename);
int ts = (int) Times.getTS();
long ts = Times.getTS();
StringBuilder sb = new StringBuilder();
sb.append(baseUrl);
if (!baseUrl.endsWith(SPLIT_GROUP_NAME_AND_FILENAME_SEPERATOR))
@ -106,19 +106,19 @@ public class FastdfsService {
* 获取Token
*
* @param filename 文件名
* @param seconds 有效期
* @param timestamp 时间戳
* @param secret_key 密钥
* @return
* @throws Exception
*/
private String getToken(String filename, int seconds, String secret_key) throws Exception {
private String getToken(String filename, long timestamp, String secret_key) throws Exception {
byte[] bsFilename = filename.getBytes(conf.get(PRE + "charset", "UTF-8"));
byte[] bsKey = secret_key.getBytes(conf.get(PRE + "charset", "UTF-8"));
byte[] bsSeconds = (new Integer(seconds)).toString().getBytes(conf.get(PRE + "charset", "UTF-8"));
byte[] buff = new byte[bsFilename.length + bsKey.length + bsSeconds.length];
byte[] bsTimestamp = (new Long(timestamp)).toString().getBytes(conf.get(PRE + "charset", "UTF-8"));
byte[] buff = new byte[bsFilename.length + bsKey.length + bsTimestamp.length];
System.arraycopy(bsFilename, 0, buff, 0, bsFilename.length);
System.arraycopy(bsKey, 0, buff, bsFilename.length, bsKey.length);
System.arraycopy(bsSeconds, 0, buff, bsFilename.length + bsKey.length, bsSeconds.length);
System.arraycopy(bsTimestamp, 0, buff, bsFilename.length + bsKey.length, bsTimestamp.length);
return Lang.digest("MD5", buff, null, 1);
}
@ -146,6 +146,14 @@ public class FastdfsService {
return sb.toString();
}
/**
* 上传文件
*
* @param file 文件字节
* @param ext 后缀名
* @param metaInfo 元信息
* @return
*/
public String uploadFile(byte[] file, String ext, Map<String, String> metaInfo) {
String path = "";
TrackerServer trackerServer = null;
@ -174,7 +182,7 @@ public class FastdfsService {
}
/**
* 长传从文件
* 上传从文件
*
* @param file 从文件
* @param originalPath 源文件路径（含groupId）
@ -211,6 +219,12 @@ public class FastdfsService {
return path;
}
/**
* 下载文件
*
* @param fullFilename 文件路径
* @return
*/
public byte[] downLoadFile(String fullFilename) {
byte[] data = null;
TrackerServer trackerServer = null;
@ -229,6 +243,12 @@ public class FastdfsService {
return data;
}
/**
* 删除文件
*
* @param fullFilename 文件路径
* @return
*/
public int deleteFile(String fullFilename) {
int result = 1;
TrackerServer trackerServer = null;
@ -247,10 +267,31 @@ public class FastdfsService {
return result;
}
/**
* 上传图片并生成缩略图、水印图
*
* @param image 原图
* @param watermark 水印图
* @param ext 后缀名
* @param metaInfo 元信息
* @return
*/
public String uploadImage(byte[] image, byte[] watermark, String ext, Map<String, String> metaInfo) {
return uploadImage(image, watermark, ext, metaInfo, DEFAULT_OPACITY, DEFAULT_LOCATION, DEFAULT_MARGIN);
}
/**
* 上传图片并生成缩略图、水印图
*
* @param image 原图
* @param watermark 水印图
* @param ext 后缀名
* @param metaInfo 元信息
* @param opacity 透明度
* @param pos 位置
* @param margin 水印距离四周的边距 默认为0
* @return
*/
public String uploadImage(byte[] image, byte[] watermark, String ext, Map<String, String> metaInfo, float opacity, int pos, int margin) {
String path = "";
TrackerServer trackerServer = null;