893N/A/*
2362N/A * Copyright (c) 2007, 2009, Oracle and/or its affiliates. All rights reserved.
893N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
893N/A *
893N/A * This code is free software; you can redistribute it and/or modify it
893N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
893N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
893N/A *
893N/A * This code is distributed in the hope that it will be useful, but WITHOUT
893N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
893N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
893N/A * version 2 for more details (a copy is included in the LICENSE file that
893N/A * accompanied this code).
893N/A *
893N/A * You should have received a copy of the GNU General Public License version
893N/A * 2 along with this work; if not, write to the Free Software Foundation,
893N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
893N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
893N/A */
893N/A
893N/Apackage java.nio.file;
893N/A
893N/A/**
893N/A * Defines the <em>standard</em> event kinds.
893N/A *
893N/A * @since 1.7
893N/A */
893N/A
4216N/Apublic final class StandardWatchEventKinds {
4216N/A private StandardWatchEventKinds() { }
893N/A
893N/A /**
893N/A * A special event to indicate that events may have been lost or
893N/A * discarded.
893N/A *
893N/A * <p> The {@link WatchEvent#context context} for this event is
893N/A * implementation specific and may be {@code null}. The event {@link
893N/A * WatchEvent#count count} may be greater than {@code 1}.
893N/A *
893N/A * @see WatchService
893N/A */
4216N/A public static final WatchEvent.Kind<Object> OVERFLOW =
4216N/A new StdWatchEventKind<Object>("OVERFLOW", Object.class);
893N/A
893N/A /**
893N/A * Directory entry created.
893N/A *
893N/A * <p> When a directory is registered for this event then the {@link WatchKey}
893N/A * is queued when it is observed that an entry is created in the directory
893N/A * or renamed into the directory. The event {@link WatchEvent#count count}
893N/A * for this event is always {@code 1}.
893N/A */
893N/A public static final WatchEvent.Kind<Path> ENTRY_CREATE =
893N/A new StdWatchEventKind<Path>("ENTRY_CREATE", Path.class);
893N/A
893N/A /**
893N/A * Directory entry deleted.
893N/A *
893N/A * <p> When a directory is registered for this event then the {@link WatchKey}
893N/A * is queued when it is observed that an entry is deleted or renamed out of
893N/A * the directory. The event {@link WatchEvent#count count} for this event
893N/A * is always {@code 1}.
893N/A */
893N/A public static final WatchEvent.Kind<Path> ENTRY_DELETE =
893N/A new StdWatchEventKind<Path>("ENTRY_DELETE", Path.class);
893N/A
893N/A /**
893N/A * Directory entry modified.
893N/A *
893N/A * <p> When a directory is registered for this event then the {@link WatchKey}
893N/A * is queued when it is observed that an entry in the directory has been
893N/A * modified. The event {@link WatchEvent#count count} for this event is
893N/A * {@code 1} or greater.
893N/A */
893N/A public static final WatchEvent.Kind<Path> ENTRY_MODIFY =
893N/A new StdWatchEventKind<Path>("ENTRY_MODIFY", Path.class);
893N/A
893N/A private static class StdWatchEventKind<T> implements WatchEvent.Kind<T> {
893N/A private final String name;
893N/A private final Class<T> type;
893N/A StdWatchEventKind(String name, Class<T> type) {
893N/A this.name = name;
893N/A this.type = type;
893N/A }
893N/A @Override public String name() { return name; }
893N/A @Override public Class<T> type() { return type; }
893N/A @Override public String toString() { return name; }
893N/A }
893N/A}