1 files changed, 59 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/sandbox/SandboxedSpawn.java b/src/main/java/com/google/devtools/build/lib/sandbox/SandboxedSpawn.java
new file mode 100644
index 0000000000..431a4b1d43
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/sandbox/SandboxedSpawn.java
@@ -0,0 +1,59 @@
+// Copyright 2016 The Bazel Authors. All rights reserved.
+//
+// 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.devtools.build.lib.sandbox;
+
+import com.google.devtools.build.lib.vfs.Path;
+import java.io.IOException;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * A description of a subprocess, as well as the necessary file system / sandbox setup.
+ *
+ * <p>Instances are responsible for making a list of input files available inside the sandbox root,
+ * so that a process running inside the directory can access the files. It also handles moving the
+ * output files generated by the process out of the directory into a destination directory.
+ */
+interface SandboxedSpawn {
+  /** The path in which to execute the subprocess. */
+  Path getSandboxExecRoot();
+
+  /** The command-line of the subprocess. */
+  List<String> getArguments();
+
+  /** The environment variables to be set for the subprocess. */
+  Map<String, String> getEnvironment();
+
+  /**
+   * Creates the sandboxed execution root, making all {@code inputs} available for reading, making
+   * sure that the parent directories of all {@code outputs} and that all {@code writableDirs}
+   * exist and can be written into.
+   *
+   * @throws IOException
+   */
+  void createFileSystem() throws IOException;
+
+  /**
+   * Moves all {@code outputs} to {@code execRoot} while keeping the directory structure.
+   *
+   * @throws IOException
+   */
+  void copyOutputs(Path execRoot) throws IOException;
+
+  /**
+   * Deletes the sandbox directory.
+   */
+  void delete();
+}