diff -r fd16c54261b3 -r 06bc494ca11e langtools/src/share/classes/com/sun/tools/apt/mirror/util/SourcePositionImpl.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/src/share/classes/com/sun/tools/apt/mirror/util/SourcePositionImpl.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2004-2005 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package com.sun.tools.apt.mirror.util;
+
+
+import java.io.File;
+import javax.tools.JavaFileObject;
+
+import com.sun.mirror.util.SourcePosition;
+import com.sun.tools.javac.util.Position;
+
+
+/**
+ * Implementation of SourcePosition
+ */
+
+public class SourcePositionImpl implements SourcePosition {
+
+    private JavaFileObject sourcefile;
+    private int pos;            // file position, in javac's internal format
+    private Position.LineMap linemap;
+
+
+    public SourcePositionImpl(JavaFileObject sourcefile, int pos, Position.LineMap linemap) {
+        this.sourcefile = sourcefile;
+        this.pos = pos;
+        this.linemap = linemap;
+        assert sourcefile != null;
+        assert linemap != null;
+    }
+
+    public int getJavacPosition() {
+        return pos;
+    }
+
+    public JavaFileObject getSource() {
+        return sourcefile;
+    }
+
+    /**
+     * Returns a string representation of this position in the
+     * form "sourcefile:line", or "sourcefile" if no line number is available.
+     */
+    public String toString() {
+        int ln = line();
+        return (ln == Position.NOPOS)
+                ? sourcefile.toString()
+                : sourcefile + ":" + ln;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public File file() {
+        return new File(sourcefile.toString());
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public int line() {
+        return linemap.getLineNumber(pos);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public int column() {
+        return linemap.getColumnNumber(pos);
+    }
+}