Initial merge with upstream am: cef92d673c am: c5f71e95df am: e50b3b7561 am: c47b5481de am: 089373269b

Change-Id: I00caf048ac2f81928690feb6ce0c26274339e84a

1 files changed, 34 insertions, 0 deletions

diff --git a/jimfs/src/main/java/com/google/common/jimfs/FileLookup.java b/jimfs/src/main/java/com/google/common/jimfs/FileLookup.java
new file mode 100644
index 0000000..b427b0a
--- /dev/null
+++ b/jimfs/src/main/java/com/google/common/jimfs/FileLookup.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.common.jimfs;
+
+import java.io.IOException;
+
+/**
+ * Callback for looking up a file.
+ *
+ * @author Colin Decker
+ */
+public interface FileLookup {
+
+  /**
+   * Looks up the file.
+   *
+   * @throws IOException if the lookup fails for any reason, such as the file not existing
+   */
+  File lookup() throws IOException;
+}