/*
 * Copyright (c) 2001, 2015, Oracle and/or its affiliates. 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.tools.javadoc.main;

import java.io.File;
import javax.tools.FileObject;

import com.sun.javadoc.SourcePosition;
import com.sun.tools.javac.util.Position;

A source position: filename, line number, and column number.
 
This is NOT part of any supported API.
 If you write code that depends on this, you do so at your own risk.
 This code and its internal interfaces are subject to change or
 deletion without notice.
Author:
Neal M Gafter, Michael Van De Vanter (position representation changed to char offsets)
Since:
J2SE1.4/**
 * A source position: filename, line number, and column number.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 *
 * @since J2SE1.4
 * @author Neal M Gafter
 * @author Michael Van De Vanter (position representation changed to char offsets)
 */
@Deprecated
public class SourcePositionImpl implements SourcePosition {
    FileObject filename;
    int position;
    Position.LineMap lineMap;

    
The source file. Returns null if no file information is
 available. /** The source file. Returns null if no file information is
     *  available. */
    public File file() {
        return (filename == null) ? null : new File(filename.getName());
    }

    
The source file. Returns null if no file information is
 available. /** The source file. Returns null if no file information is
     *  available. */
    public FileObject fileObject() {
        return filename;
    }

    
The line in the source file. The first line is numbered 1;
 0 means no line number information is available. /** The line in the source file. The first line is numbered 1;
     *  0 means no line number information is available. */
    public int line() {
        if (lineMap == null) {
            return 0;
        } else {
            return lineMap.getLineNumber(position);
        }
    }

    
The column in the source file. The first column is
 numbered 1; 0 means no column information is available.
 Columns count characters in the input stream; a tab
 advances the column number to the next 8-column tab stop.
/** The column in the source file. The first column is
     *  numbered 1; 0 means no column information is available.
     *  Columns count characters in the input stream; a tab
     *  advances the column number to the next 8-column tab stop.
     */
    public int column() {
        if (lineMap == null) {
            return 0;
        }else {
            return lineMap.getColumnNumber(position);
        }
    }

    private SourcePositionImpl(FileObject file, int position,
                               Position.LineMap lineMap) {
        super();
        this.filename = file;
        this.position = position;
        this.lineMap = lineMap;
    }

    public static SourcePosition make(FileObject file, int pos,
                                      Position.LineMap lineMap) {
        if (file == null) return null;
        return new SourcePositionImpl(file, pos, lineMap);
    }

    public String toString() {
        // Backwards compatibility hack. ZipFileObjects use the format
        // zipfile(zipentry) but javadoc has been using zipfile/zipentry
        String fn = filename.getName();
        if (fn.endsWith(")")) {
            int paren = fn.lastIndexOf("(");
            if (paren != -1) {
                int i = paren+1;
                if (fn.charAt(i) == '/')
                    i++;
                fn = fn.substring(0, paren)
                        + File.separatorChar
                        + fn.substring(i, fn.length() - 1);
            }
        }

        if (position == Position.NOPOS)
            return fn;
        else
            return fn + ":" + line();
    }
}