Remove ToolchainContextException and make exception handling more robust.

Change-Id: Iefeab0de85541b963c6cc262339e73b79f630f8b
PiperOrigin-RevId: 203952823

1 files changed, 30 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/ToolchainException.java b/src/main/java/com/google/devtools/build/lib/skyframe/ToolchainException.java
new file mode 100644
index 0000000000..cc9db65a3a
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/ToolchainException.java
@@ -0,0 +1,30 @@
+// Copyright 2018 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.skyframe;
+
+/** Base class for exceptions that happen during toolchain resolution. */
+public class ToolchainException extends Exception {
+
+  public ToolchainException(String message) {
+    super(message);
+  }
+
+  public ToolchainException(Throwable cause) {
+    super(cause);
+  }
+
+  public ToolchainException(String message, Throwable cause) {
+    super(message, cause);
+  }
+}