1 files changed, 64 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/Util.java b/src/main/java/com/google/devtools/build/lib/analysis/Util.java
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index 0000000000..ee10bf0cf3
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+++ b/src/main/java/com/google/devtools/build/lib/analysis/Util.java
@@ -0,0 +1,64 @@
+// 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.analysis;
+
+import com.google.devtools.build.lib.packages.Target;
+import com.google.devtools.build.lib.syntax.Label;
+import com.google.devtools.build.lib.vfs.PathFragment;
+
+/**
+ * Utility methods for use by ConfiguredTarget implementations.
+ */
+public abstract class Util {
+
+  private Util() {}
+
+  //---------- Label and Target related methods
+
+  /**
+   * Returns the workspace-relative path of the specified target (file or rule).
+   *
+   * <p>For example, "//foo/bar:wiz" and "//foo:bar/wiz" both result in "foo/bar/wiz".
+   */
+  public static PathFragment getWorkspaceRelativePath(Target target) {
+    return getWorkspaceRelativePath(target.getLabel());
+  }
+
+  /**
+   * Returns the workspace-relative path of the specified target (file or rule).
+   *
+   * <p>For example, "//foo/bar:wiz" and "//foo:bar/wiz" both result in "foo/bar/wiz".
+   */
+  public static PathFragment getWorkspaceRelativePath(Label label) {
+    return label.getPackageFragment().getRelative(label.getName());
+  }
+
+  /**
+   * Returns the workspace-relative path of the specified target (file or rule),
+   * prepending a prefix and appending a suffix.
+   *
+   * <p>For example, "//foo/bar:wiz" and "//foo:bar/wiz" both result in "foo/bar/wiz".
+   */
+  public static PathFragment getWorkspaceRelativePath(Target target, String prefix, String suffix) {
+    return target.getLabel().getPackageFragment().getRelative(prefix + target.getName() + suffix);
+  }
+
+  /**
+   * Checks if a PathFragment contains a '-'.
+   */
+  public static boolean containsHyphen(PathFragment path) {
+    return path.getPathString().indexOf('-') >= 0;
+  }
+}