org.apache.james.mailbox.acl.PositiveUserACLDiff Maven / Gradle / Ivy
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package org.apache.james.mailbox.acl;
import java.util.stream.Stream;
import org.apache.james.mailbox.model.MailboxACL;
public class PositiveUserACLDiff {
private final ACLDiff aclDiff;
public PositiveUserACLDiff(ACLDiff aclDiff) {
this.aclDiff = aclDiff;
}
public static PositiveUserACLDiff computeDiff(MailboxACL oldACL, MailboxACL newACL) {
return new PositiveUserACLDiff(ACLDiff.computeDiff(oldACL, newACL));
}
public Stream addedEntries() {
return aclDiff.addedEntries()
.filter(this::hasPositiveUserKey);
}
public Stream removedEntries() {
return aclDiff.removedEntries()
.filter(this::hasPositiveUserKey);
}
public Stream changedEntries() {
return aclDiff.changedEntries()
.filter(this::hasPositiveUserKey);
}
private boolean hasPositiveUserKey(MailboxACL.Entry entry) {
return !entry.getKey().isNegative()
&& entry.getKey().getNameType().equals(MailboxACL.NameType.user);
}
}