1 files changed, 76 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/mappers/CutDirsMapper.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/mappers/CutDirsMapper.java
new file mode 100644
index 00000000..b9e7cfb4
--- /dev/null
+++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/types/mappers/CutDirsMapper.java
@@ -0,0 +1,76 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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 org.apache.tools.ant.types.mappers;
+
+import java.io.File;
+
+import org.apache.tools.ant.BuildException;
+import org.apache.tools.ant.util.FileNameMapper;
+
+/**
+ * A mapper that strips of the a configurable number of leading
+ * directories from a file name.
+ *
+ * <p>This mapper was inspired by a user-list thread that mentioned
+ * wget's --cut-dirs option.</p>
+ *
+ * @see <a href="http://mail-archives.apache.org/mod_mbox/ant-user/201009.mbox/%3C51772743BEA5D44A9EA5BF52AADDD6FB010E96F6@hammai008.delphi.local%3E">
+ * simplify copy with regexpmapper</a>
+ */
+public class CutDirsMapper implements FileNameMapper {
+    private int dirs = 0;
+
+    /**
+     * The number of leading directories to cut.
+     */
+    public void setDirs(final int dirs) {
+        this.dirs =  dirs;
+    }
+
+    /**
+     * Empty implementation.
+     * @param ignore ignored.
+     */
+    public void setFrom(final String ignore) {
+    }
+
+    /**
+     * Empty implementation.
+     * @param ignore ignored.
+     */
+    public void setTo(final String ignore) {
+    }
+
+    /** {@inheritDoc}. */
+    public String[] mapFileName(final String sourceFileName) {
+        if (dirs <= 0) {
+            throw new BuildException("dirs must be set to a positive number");
+        }
+        final char fileSep = File.separatorChar;
+        final String fileSepCorrected =
+            sourceFileName.replace('/', fileSep).replace('\\', fileSep);
+        int nthMatch = fileSepCorrected.indexOf(fileSep);
+        for (int n = 1; nthMatch > -1 && n < dirs; n++) {
+            nthMatch = fileSepCorrected.indexOf(fileSep, nthMatch + 1);
+        }
+        if (nthMatch == -1) {
+            return null;
+        }
+        return new String[] {sourceFileName.substring(nthMatch + 1)};
+    }
+}