Example usage for java.nio.file.attribute AclFileAttributeView setAcl

Introduction

In this page you can find the example usage for java.nio.file.attribute AclFileAttributeView setAcl.

Prototype

void setAcl(List<AclEntry> acl) throws IOException;

Source Link

Document

Updates (replace) the access control list.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Path path = Paths.get("C:\\Java_Dev\\test1.txt");

    AclFileAttributeView aclView = Files.getFileAttributeView(path, AclFileAttributeView.class);
    if (aclView == null) {
        System.out.format("ACL view  is not  supported.%n");
        return;/*from  w  w w  .  ja va2 s .  c o  m*/
    }
    UserPrincipal bRiceUser = FileSystems.getDefault().getUserPrincipalLookupService()
            .lookupPrincipalByName("brice");

    Set<AclEntryPermission> permissions = EnumSet.of(AclEntryPermission.READ_DATA,
            AclEntryPermission.WRITE_DATA);

    AclEntry.Builder builder = AclEntry.newBuilder();
    builder.setPrincipal(bRiceUser);
    builder.setType(AclEntryType.ALLOW);
    builder.setPermissions(permissions);
    AclEntry newEntry = builder.build();

    List<AclEntry> aclEntries = aclView.getAcl();

    aclEntries.add(newEntry);

    aclView.setAcl(aclEntries);
}

---