vocabularyfilereader.java~16~

辞典 这个是同学们一起编的一个辞典 JAVA开发的 希望能有用

package com.io.file;

import java.io.File;
import java.util.Map;
import java.util.HashMap;
import java.io.LineNumberReader;
import java.io.FileReader;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2008</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class VocabularyFileReader
{
    private File vocabularyFile = null;
    private Map map = new HashMap(100000);

    public VocabularyFileReader(File file)
    {
        this.setVocabularyFile(file);
    }

    public VocabularyFileReader(String filename, String flag)
    {
        this.setVocabularyFile(new File(filename));
        this.setMap(null);
    }

    public void setVocabularyFile(File file)
    {
        this.vocabularyFile = file;
    }

    public Map getMap()
    {
        return this.map;
    }

    public void setMap(Map map)
    {
        try
        {
            if (map == null)
            {
                Map m = new HashMap();
                String k = "";
                String v = "";
                LineNumberReader lnr = new LineNumberReader(new FileReader(this.vocabularyFile));
                String line = lnr.readLine();
                while (line != null)
                {
                    if (line.startsWith("&"))
                    {
                        line = "[" + line + "]";
                    }

                    if (line.startsWith("+"))
                    {
                        if (k.length() > 0)
                        {
                            //show("MSG: key is " + k);
                            //show("MSG: val is " + v);
                            m.put(k, v);
                        }
                        k = line.substring(1, line.length());
                        v = "";
                    }
                    else
                    {
                        v += line + "\n";
                    }
                    line = lnr.readLine();
                }
                this.map = m;
            }
            else
            {
                this.map = map;
            }
        }
        catch (Exception ex)
        {
            ex.printStackTrace();
        }
    }

    private void show(Object obj)
    {
        System.out.println(obj);
    }
}