<dependency> <groupId>com.amazonaws</groupId> <artifactId>aws-java-sdk-s3</artifactId> <version>1.11.91</version> </dependency> <dependency> <groupId>com.scireum</groupId> <artifactId>s3ninja</artifactId> <version>2.7</version> </dependency> static { //必要なフォルダを掘る try { Files.createDirectories(Paths.get("data/s3")); } catch (IOException e) { } //s3ninja起動 Thread thread = new Thread(() -> { try { Me
