From d08b27fa9701fecfdb69e1b0d1ac2459efc2129b Mon Sep 17 00:00:00 2001
From: Han-Wen Nienhuys <hanwen@google.com>
Date: Wed, 25 Feb 2015 16:45:20 +0100
Subject: Update from Google.

--
MOE_MIGRATED_REVID=85702957
---
 .../build/lib/packages/NoSuchPackageException.java | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 src/main/java/com/google/devtools/build/lib/packages/NoSuchPackageException.java

(limited to 'src/main/java/com/google/devtools/build/lib/packages/NoSuchPackageException.java')

diff --git a/src/main/java/com/google/devtools/build/lib/packages/NoSuchPackageException.java b/src/main/java/com/google/devtools/build/lib/packages/NoSuchPackageException.java
new file mode 100644
index 0000000000..720d3d547e
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/packages/NoSuchPackageException.java
@@ -0,0 +1,58 @@
+// Copyright 2014 Google Inc. 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.packages;
+
+import javax.annotation.Nullable;
+
+/**
+ * Exception indicating an attempt to access a package which is not found, does
+ * not exist, or can't be parsed into a package.
+ */
+public abstract class NoSuchPackageException extends NoSuchThingException {
+
+  private final String packageName;
+
+  public NoSuchPackageException(String packageName, String message) {
+    this(packageName, "no such package", message);
+  }
+
+  public NoSuchPackageException(String packageName, String message,
+      Throwable cause) {
+    this(packageName, "no such package", message, cause);
+  }
+
+  protected NoSuchPackageException(String packageName, String messagePrefix, String message) {
+    super(messagePrefix + " '" + packageName + "': " + message);
+    this.packageName = packageName;
+  }
+
+  protected NoSuchPackageException(String packageName, String messagePrefix, String message,
+      Throwable cause) {
+    super(messagePrefix + " '" + packageName + "': " + message, cause);
+    this.packageName = packageName;
+  }
+
+  public String getPackageName() {
+    return packageName;
+  }
+
+  /**
+   * Return the package if parsing completed enough to construct it. May return null.
+   */
+  @Nullable
+  public Package getPackage() {
+    return null;
+  }
+}
-- 
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