├── .gitignore ├── LICENSE ├── README.md ├── pom.xml └── src └── main └── java └── UploadExample.java /.gitignore: -------------------------------------------------------------------------------- 1 | # Created by https://www.gitignore.io/api/java,maven,intellij,osx,linux,windows 2 | 3 | ## Custom folders 4 | upload 5 | 6 | ### Maven ### 7 | target/ 8 | pom.xml.tag 9 | pom.xml.releaseBackup 10 | pom.xml.versionsBackup 11 | pom.xml.next 12 | release.properties 13 | dependency-reduced-pom.xml 14 | buildNumber.properties 15 | .mvn/timing.properties 16 | 17 | 18 | ### Intellij ### 19 | # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm 20 | # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 21 | 22 | .idea 23 | *.iml 24 | 25 | ## File-based project format: 26 | *.iws 27 | 28 | ## Plugin-specific files: 29 | 30 | # IntelliJ 31 | /out/ 32 | 33 | # mpeltonen/sbt-idea plugin 34 | .idea_modules/ 35 | 36 | # JIRA plugin 37 | atlassian-ide-plugin.xml 38 | 39 | # Crashlytics plugin (for Android Studio and IntelliJ) 40 | com_crashlytics_export_strings.xml 41 | crashlytics.properties 42 | crashlytics-build.properties 43 | fabric.properties 44 | 45 | ### Intellij Patch ### 46 | # Comment Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-215987721 47 | 48 | # *.iml 49 | # modules.xml 50 | 51 | 52 | ### OSX ### 53 | .DS_Store 54 | .AppleDouble 55 | .LSOverride 56 | 57 | # Icon must end with two \r 58 | Icon 59 | 60 | 61 | # Thumbnails 62 | ._* 63 | 64 | # Files that might appear in the root of a volume 65 | .DocumentRevisions-V100 66 | .fseventsd 67 | .Spotlight-V100 68 | .TemporaryItems 69 | .Trashes 70 | .VolumeIcon.icns 71 | 72 | # Directories potentially created on remote AFP share 73 | .AppleDB 74 | .AppleDesktop 75 | Network Trash Folder 76 | Temporary Items 77 | .apdisk 78 | 79 | 80 | ### Linux ### 81 | *~ 82 | 83 | # temporary files which can be created if a process still has a handle open of a deleted file 84 | .fuse_hidden* 85 | 86 | # KDE directory preferences 87 | .directory 88 | 89 | # Linux trash folder which might appear on any partition or disk 90 | .Trash-* 91 | 92 | 93 | ### Windows ### 94 | # Windows image file caches 95 | Thumbs.db 96 | ehthumbs.db 97 | 98 | # Folder config file 99 | Desktop.ini 100 | 101 | # Recycle Bin used on file shares 102 | $RECYCLE.BIN/ 103 | 104 | # Windows Installer files 105 | *.cab 106 | *.msi 107 | *.msm 108 | *.msp 109 | 110 | # Windows shortcuts 111 | *.lnk 112 | 113 | 114 | ### Java ### 115 | *.class 116 | 117 | # Mobile Tools for Java (J2ME) 118 | .mtj.tmp/ 119 | 120 | # Package Files # 121 | *.jar 122 | *.war 123 | *.ear 124 | 125 | # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml 126 | hs_err_pid* 127 | spark-file-upload.iml 128 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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" // note the enctype 21 | + " " // make sure to call getPart using the same "name" in the post 22 | + " " 23 | + "
" 24 | ); 25 | 26 | post("/", (req, res) -> { 27 | 28 | Path tempFile = Files.createTempFile(uploadDir.toPath(), "", ""); 29 | 30 | req.attribute("org.eclipse.jetty.multipartConfig", new MultipartConfigElement("/temp")); 31 | 32 | try (InputStream input = req.raw().getPart("uploaded_file").getInputStream()) { // getPart needs to use same "name" as input field in form 33 | Files.copy(input, tempFile, StandardCopyOption.REPLACE_EXISTING); 34 | } 35 | 36 | logInfo(req, tempFile); 37 | return "

You uploaded this image:

"; 38 | 39 | }); 40 | 41 | } 42 | 43 | // methods used for logging 44 | private static void logInfo(Request req, Path tempFile) throws IOException, ServletException { 45 | System.out.println("Uploaded file '" + getFileName(req.raw().getPart("uploaded_file")) + "' saved as '" + tempFile.toAbsolutePath() + "'"); 46 | } 47 | 48 | private static String getFileName(Part part) { 49 | for (String cd : part.getHeader("content-disposition").split(";")) { 50 | if (cd.trim().startsWith("filename")) { 51 | return cd.substring(cd.indexOf('=') + 1).trim().replace("\"", ""); 52 | } 53 | } 54 | return null; 55 | } 56 | 57 | } 58 | 59 | 60 | --------------------------------------------------------------------------------