seeburger-vfs2

SEEBURGER Extensions to Apache Commons VFS2

• vfs2provider-digestarc - allows Git style content addressed storage of filesystem trees (with hashed blobs)
• vfs2provider-jdbctable - allow storing blobs in database tables
• (vfs2-util - currently included in vfs2provider-jdbctable/com.seeburger.vfs2.util) helper classes to deal with VFS2
  • TreePrinter for printing a VFS Directory
  • enhanced clone of the VFSClassLoader
  • FileNameGlobbing - support for file name filtering
  • VFSUtils - static utility functions dealing with VFS2 Objects
  • DementFileReplicator - extends the DefaultFileReplicator by not remebering the replicated objects.
• FileOperations - mainly used by the above two providers
  • DarcFileOperationProvider
    • CollectFilesOperation - will travers a DarcFileTree and record all underlying blob files
  • JdbcTableOperationProvider
    • ExpireFilesOperation- used to delete file rows based on last markTime column with single SQL transaction
    • BulkSetAttributeOperation - used to set an attribute (markTime) on a list of files

Building

Can be build with Java 11+, requires Maven 3.9.x

By default Java 11 target compatibility is used. To specify a specific version, use:

JAVA_HOME=/opt/jdk17
mvn -B -e -C -V -Prelease-profile -Dmaven.compiler.release=8 clean install

Use the following dependency declarations (compile scope should only needed for com.seeburger.vfs2.util):

<dependency>
    <groupId>com.seeburger.vfs2</groupId>
    <artifactId>vfs2provider-jdbctable</artifactId>
    <version>1.8.0</version>
</dependency>
<dependency>
    <groupId>com.seeburger.vfs2</groupId>
    <artifactId>vfs2provider-digestarc</artifactId>
    <version>1.8.0</version>
</dependency>

Note: the artifacts are not available via Maven Central.

License

This project is released by SEEBURGER AG, Germany under the Apache Software License 2.0 (ASL).