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SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.common;
import java.text.MessageFormat;
import java.util.*;
/**
* ??Ϣ?ı???????
*/
public class MessageManager {
private static List clList = new ArrayList(8);
static {
clList.add(MessageManager.class.getClassLoader());
}
/** ???Ӳ?????Դ????·?? */
public static synchronized void addClassLoader(ClassLoader cl) {
for(ClassLoader tmp : clList) {
if(cl==tmp) return;
}
clList.add(cl);
}
private ResourceBundle bundle;
private MessageManager(String fileName) {
this(fileName, Locale.getDefault());
}
private MessageManager(String fileName, Locale loc) {
for(ClassLoader tmp: clList) {
try {
bundle = ResourceBundle.getBundle(fileName, loc, tmp);
if(bundle!=null) break;
}catch (MissingResourceException ex) {
}
}
if(bundle!=null) return;
for(ClassLoader tmp: clList) {
try {
bundle = ResourceBundle.getBundle(fileName, Locale.US, tmp);
if(bundle!=null) break;
}catch (MissingResourceException ex) {
}
}
if(bundle==null) throw new MissingResourceException(
"Can't find bundle for base name " + fileName, "", null);
}
private MessageManager(ResourceBundle bundle) {
this.bundle = bundle;
}
/**
* ????Դ???а???ֵȡ??Ϣ?ı???
*
* @param key
* ??ֵ
*/
public String getMessage(String key) {
if (key == null)
throw new IllegalArgumentException("key may not be a null value");
String msg = key;// null; ?ij??Ҳ??????巵??Key??????????Ӣ?Ŀ??Բ??ö?????Դ??????ȱʡ????Key??xq
// 2014.9.25
try {
msg = bundle.getString(key);
} catch (MissingResourceException e) {
}
return msg;
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args
* ????
*/
public String getMessage(String key, Object[] args) {
String value = getMessage(key);
try {
if (args == null)
return value;
return MessageFormat.format(value, args);
} catch (IllegalArgumentException e) {
StringBuffer buf = new StringBuffer(64);
buf.append(value);
buf.append('\n');
for (int i = 0; i < args.length; i++) {
if (i > 0)
buf.append(',');
buf.append("arg[").append(i).append("]=").append(args[i]);
}
throw new IllegalArgumentException(buf.toString());
}
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
*/
public String getMessage(String key, Object arg1) {
return getMessage(key, new Object[] { arg1 });
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
* @param args2
* ?ڶ???????
*/
public String getMessage(String key, Object arg1, Object arg2) {
return getMessage(key, new Object[] { arg1, arg2 });
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
* @param args2
* ?ڶ???????
* @param args3
* ??????????
*/
public String getMessage(String key, Object arg1, Object arg2, Object arg3) {
return getMessage(key, new Object[] { arg1, arg2, arg3 });
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
* @param args2
* ?ڶ???????
* @param args3
* ??????????
* @param args4
* ???ĸ?????
*/
public String getMessage(String key, Object arg1, Object arg2, Object arg3,
Object arg4) {
return getMessage(key, new Object[] { arg1, arg2, arg3, arg4 });
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
* @param args2
* ?ڶ???????
* @param args3
* ??????????
* @param args4
* ???ĸ?????
* @param args5
* ?????????
*/
public String getMessage(String key, Object arg1, Object arg2, Object arg3,
Object arg4, Object arg5) {
return getMessage(key, new Object[] { arg1, arg2, arg3, arg4, arg5 });
}
/**
* ????Դ???а???ֵȡ??Ϣ?ļ?????????ָ???IJ??????и?ʽ??
*
* @param key
* ??ֵ
* @param args1
* ??һ??????
* @param args2
* ?ڶ???????
* @param args3
* ??????????
* @param args4
* ???ĸ?????
* @param args5
* ?????????
* @param args6
* ??????????
*/
public String getMessage(String key, Object arg1, Object arg2, Object arg3,
Object arg4, Object arg5, Object arg6) {
return getMessage(key, new Object[] { arg1, arg2, arg3, arg4, arg5,
arg6 });
}
private static Hashtable mgrs = new Hashtable();
/**
* IDE?м????Ȩ???ܻ??л????ԣ???ʱӦ??????Ѿ????ɵ?Manager????????????Դ?????õ??л?ǰ??
* wunan 2020/7/9
*/
public synchronized static void clearManagers() {
mgrs.clear();
}
/**
* ȡָ???ļ?????Ϣ?ı???????
*
* @param fileName
* ?ļ???
*/
public synchronized static MessageManager getManager(String fileName) {
MessageManager mgr = (MessageManager) mgrs.get(fileName);
if (mgr == null) {
mgr = new MessageManager(fileName);
mgrs.put(fileName, mgr);
}
return mgr;
}
/**
* ȡָ????Դ??????Ϣ?ı???????
*
* @param bundle
* ??Դ??
*/
public synchronized static MessageManager getManager(ResourceBundle bundle) {
return new MessageManager(bundle);
}
/**
* ȡָ????ָ?????????Ϣ?ı???????
*
* @param fileName
* ?ļ???
* @param loc
* ????
*/
public synchronized static MessageManager getManager(String fileName,
Locale loc) {
String bundleName = fileName + "_" + loc.toString();
MessageManager mgr = (MessageManager) mgrs.get(bundleName);
if (mgr == null) {
mgr = new MessageManager(fileName, loc);
mgrs.put(bundleName, mgr);
}
return mgr;
}
}