duke@1: /*
ohair@554:  * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
ohair@554:  * published by the Free Software Foundation.  Oracle designates this
duke@1:  * particular file as subject to the "Classpath" exception as provided
ohair@554:  * by Oracle in the LICENSE file that accompanied this code.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
duke@1:  */
duke@1: 
duke@1: package com.sun.tools.javac.model;
duke@1: 
duke@1: import javax.tools.JavaFileObject;
duke@1: import com.sun.tools.javac.util.Position;
duke@1: 
duke@1: /**
duke@1:  * Implementation of model API SourcePosition based on javac internal state.
duke@1:  *
jjg@581:  * <p><b>This is NOT part of any supported API.
duke@1:  * If you write code that depends on this, you do so at your own
duke@1:  * risk.  This code and its internal interfaces are subject to change
duke@1:  * or deletion without notice.</b></p>
duke@1:  */
duke@1: class JavacSourcePosition {
duke@1: 
duke@1:     final JavaFileObject sourcefile;
duke@1:     final int pos;
duke@1:     final Position.LineMap lineMap;
duke@1: 
duke@1:     JavacSourcePosition(JavaFileObject sourcefile,
duke@1:                         int pos,
duke@1:                         Position.LineMap lineMap) {
duke@1:         this.sourcefile = sourcefile;
duke@1:         this.pos = pos;
duke@1:         this.lineMap = (pos != Position.NOPOS) ? lineMap : null;
duke@1:     }
duke@1: 
duke@1:     public JavaFileObject getFile() {
duke@1:         return sourcefile;
duke@1:     }
duke@1: 
duke@1:     public int getOffset() {
duke@1:         return pos;     // makes use of fact that Position.NOPOS == -1
duke@1:     }
duke@1: 
duke@1:     public int getLine() {
duke@1:         return (lineMap != null) ? lineMap.getLineNumber(pos) : -1;
duke@1:     }
duke@1: 
duke@1:     public int getColumn() {
duke@1:         return (lineMap != null) ? lineMap.getColumnNumber(pos) : -1;
duke@1:     }
duke@1: 
duke@1:     public String toString() {
duke@1:         int line = getLine();
duke@1:         return (line > 0)
duke@1:               ? sourcefile + ":" + line
duke@1:               : sourcefile.toString();
duke@1:     }
duke@1: }