PermissionHolder.java 文件源码

/**
 * Unsets a permission node
 *
 * @param node the node to unset
 */
public DataMutateResult unsetPermission(Node node) {
    if (hasPermission(node, false) == Tristate.UNDEFINED) {
        return DataMutateResult.LACKS;
    }

    ImmutableCollection<Node> before = getEnduringNodes().values();

    this.nodesLock.lock();
    try {
        this.nodes.get(node.getFullContexts().makeImmutable()).removeIf(e -> e.almostEquals(node));
    } finally {
        this.nodesLock.unlock();
    }

    invalidateCache();

    ImmutableCollection<Node> after = getEnduringNodes().values();
    this.plugin.getEventFactory().handleNodeRemove(node, this, before, after);
    return DataMutateResult.SUCCESS;
}