|
JAVA 实现把汉字转化成拼音
GUI 代码部分：
/**
* @(#)CnToSpellGUI.java
* kindani
* 2004-10-25 ??
* */
import java.awt.*;
import java.awt. event .*;
import javax.swing.*;
import javax.swing. event .*;
/**
*
*
JDK 版本
1.4
* @author KIN
* @version 1.0
* @see
* @since 1.0
*/
public class CnToSpell2GUI extends JFrame {
private CnToSpell2GUI c = null ;
public CnToSpell2GUI () {
super("Cn to Spell");
setSize(800,100);
getContentPane().setLayout( new FlowLayout());
// component layout
JTextArea from = new JTextArea(5,20);
JTextArea to = new JTextArea(5,20);
JButton b = new JButton("cn to pinyin");
getContentPane().add( new JLabel("From:"));
getContentPane().add(from);
getContentPane().add(b);
getContentPane().add( new JLabel("To:"));
getContentPane().add(to);
// action handle
b.addActionListener( new Cn2PinyinActionListener(from,to));
setVisible( true );
// set this for pack
c = this ;
}
/**button action listener to convert text to pinyin from one textbox to another textbox*/
class Cn2PinyinActionListener implements ActionListener{
private JTextArea from = null ;
private JTextArea to = null ;
public Cn2PinyinActionListener(JTextArea from, JTextArea to) {
this .from = from;
this .to = to;
}
public void actionPerformed(ActionEvent e) {
if (from.getText().length() == 0) {
JOptionPane.showMessageDialog(from,"From text is empty!","Warning",JOptionPane.WARNING_MESSAGE);
}
String text = from.getText();
to.setText(CnToSpell.getFullSpell(text));
c.pack();
}
}
public static void main(String [] args) {
CnToSpell2GUI g = new CnToSpell2GUI();
}
}
------------------------------------------------------------------------
/**
* @(#)CnToSpell.java
* 版权声明 Easydozer 版权所有 违者必究
*
* 修订记录 :
* 1) 更改者： Easydozer
* 时 间： 2004-10-20
* 描 述：创建
*/
package com.easydozer.commons.util;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Set;
/**
*
汉字转化为全拼
*
JDK 版本 :
1.4
* @author 谢计生
* @version 1.0
* @see
* @since 1.0
*/
public class CnToSpell
{
private static LinkedHashMap spellMap = null ;
static
{
if (spellMap == null ){
spellMap = new LinkedHashMap(400);
}
initialize();
System. out .println("Chinese transfer Spell Done.");
}
private CnToSpell()
{
}
private static void spellPut(String spell, int ascii)
{
spellMap.put(spell, new Integer(ascii));
}
private static void initialize()
{
/**
* 获得单个汉字的 Ascii.
* @param cn char
* 汉字字符
* @return int
* 错误返回 0, 否则返回 ascii
*/
public static int getCnAscii( char cn)
{
byte [] bytes = (String.valueOf(cn)).getBytes();
if (bytes == null || bytes.length > 2 || bytes.length <= 0){ // 错误
return 0;
}
if (bytes.length == 1){ // 英文字符
return bytes[0];
}
if (bytes.length == 2){ // 中文字符
int hightByte = 256 + bytes[0];
int lowByte = 256 + bytes[1];
int ascii = (256 * hightByte + lowByte) - 256 * 256;
//System.out.println("ASCII=" + ascii);
return ascii;
}
return 0; // 错误
}
/**
* 根据 ASCII 码到 SpellMap 中查找对应的拼音
* @param ascii int
* 字符对应的 ASCII
* @return String
* 拼音 , 首先判断 ASCII 是否 >0&<160, 如果是返回对应的字符 ,
*
否则到 SpellMap 中查找 , 如果没有找到拼音 , 则返回 null, 如果找到则返回拼音 .
*/
public static String getSpellByAscii( int ascii)
{
if (ascii > 0 && ascii < 160){ // 单字符
return String.valueOf(( char )ascii);
}
if (ascii < -20319 || ascii > -10247){ // 不知道的字符
return null ;
}
Set keySet = spellMap.keySet();
Iterator it = keySet.iterator();
String spell0 = null ;;
String spell = null ;
int asciiRang0 = -20319;
int asciiRang;
while (it.hasNext()){
spell = (String)it.next();
Object valObj = spellMap. get (spell);
if (valObj instanceof Integer){
asciiRang = ((Integer)valObj).intValue();
if (ascii >= asciiRang0 && ascii < asciiRang){ // 区间找到
return (spell0 == null ) ? spell : spell0;
}
else {
spell0 = spell;
asciiRang0 = asciiRang;
}
}
}
return null ;
}
/**
* 返回字符串的全拼 , 是汉字转化为全拼 , 其它字符不进行转换
* @param cnStr String
* 字符串
* @return String
* 转换成全拼后的字符串
*/
public static String getFullSpell(String cnStr)
{
if ( null == cnStr || "".equals(cnStr.trim())){
return cnStr;
}
char [] chars = cnStr.toCharArray();
StringBuffer retuBuf = new StringBuffer();
for ( int i = 0,Len = chars.length;i < Len;i++){
int ascii = getCnAscii(chars[i]);
if (ascii == 0){ // 取 ascii 时出错
retuBuf.append(chars[i]);
}
else {
String spell = getSpellByAscii(ascii);
if (spell == null ){
retuBuf.append(chars[i]);
}
else {
retuBuf.append(spell);
} // end of if spell == null
} // end of if ascii <= -20400
} // end of for
return retuBuf.toString();
}
public static String getFirstSpell(String cnStr)
{
return null ;
}
public static void main(String[] args)
{
String str = null ;
str = " 谢海 101 普降喜雨 ";
System. out .println("Spell=" + CnToSpell.getFullSpell(str));
str = " 张牙舞爪》。， ";
System. out .println("Spell=" + CnToSpell.getFullSpell(str));
str = " 可耻下场。 ";
System. out .println("Spell=" + CnToSpell.getFullSpell(str));
str = " 猪油，猪八戒。 ";
System. out .println("Spell=" + CnToSpell.getFullSpell(str));
}
}
|