locale.java

j2me polish学习的经典代码

	 * 		String[] params = new String[]{ "Peter", "Jordan" };
	 * 		String translation = Locale . get( "titles.boxing", params );
	 * <pre>
	 * @return the translation, e.g. "Peter vs Jordan" or "Peter gegen Jordan"
	 * @throws NullPointerException when the given parameters are null or if one of the given parameters is null.
	 */
	//#ifdef false
	//# public static final String get( String key, String[] parameters ) {
	//#else
		public static final String get( int keyId, String[] parameters ) {
	//#endif
		//#ifdef false
			//# short keyId = 0;
		//#endif
		//#ifdef polish.i18n.useDynamicTranslations
			//# if ( !isLoaded ) {
				//# initialize();
				//# if (isLoadError) {
					//# return "";
				//# }
			//# }
		//#endif
		
		// Reshuffle the parameters:
		// CHECK: There could be more or less parameters than expected, e.g.
		// "hello {2}, you are a {0}"???
		// --> some parameters can be ignored
		final short[] reorder = multipleParameterOrders[ keyId ];
		final String[] reorderedParameters;
		if (reorder != null) {
			reorderedParameters = new String[ reorder.length ];
			for (int i = 0; i < reorderedParameters.length; i++) {
				reorderedParameters[i] = parameters[ reorder[i] ];	
			}
		} else {
			reorderedParameters = parameters;
		}
		// Now merge the value with the reordered parameters:
		final String[] valueChunks = multipleParameterTranslations[ keyId ];
		final StringBuffer result = new StringBuffer();
		for (int i = 0; i < reorderedParameters.length; i++) {
			String value = valueChunks[i];
			result.append( value )
				  .append( reorderedParameters[ i ]);
			
		}
		
		for (int i = reorderedParameters.length; i < valueChunks.length; i++) {
			result.append( valueChunks[i] );
		}
		
		// return result:
		return result.toString();
	}
		
	/**
	 * Formats the given date to the current locale's format.
	 * This method just calls the formatDate-method with a new Date instance.
	 * 
	 * @param time the time in milliseconds after 1.1.1970 GMT.
	 * @return the locale specific date representation.
	 * @throws NullPointerException when the date is null
	 * @see #formatDate(Date)
	 */
	public static String formatDate( long time ) {		
		return formatDate( new Date( time ) );
	}
	
	/**
	 * Formats the given date to the current locale's format.
	 * This method just calls the formatDate-method with a new Calendar instance.
	 * 
	 * @param date the date
	 * @return the locale specific date representation.
	 * @throws NullPointerException when the date is null
	 * @see #formatDate(Calendar)
	 */
	public static String formatDate( Date date ) {
		Calendar calendar = Calendar.getInstance();
		calendar.setTime(date);
		return formatDate( calendar );
	}
	
	/**
	 * Formats the given calendar to the current locale's format.
	 * 
	 * @param calendar the calendar which holds the date
	 * @return the locale specific date representation.
	 * @throws NullPointerException when the calendar is null
	 */
	public static String formatDate( Calendar calendar ) {
		StringBuffer buffer = new StringBuffer(10);
		formatDate( calendar, buffer );
		return buffer.toString();
	}

	/**
	 * Formats the given calendar to the current locale's format.
	 * Use this method for best efficiency.
	 * 
	 * @param calendar the calendar which holds the date
	 * @param buffer a StringBuffer, should be at least 10 characters big
	 * @throws NullPointerException when the calendar is null
	 */
	public static void formatDate( Calendar calendar, StringBuffer buffer  ) {
		int year = calendar.get(Calendar.YEAR);
		int month = calendar.get( Calendar.MONTH );
		int day = calendar.get( Calendar.DAY_OF_MONTH );
		//TODO rob set DateFormat variable in TranslationManager
		//#if polish.DateFormat == mdy
			if (month < 9) {
				buffer.append('0');
			}
			buffer.append( ++month )
			//#if polish.DateFormatSeparator:defined
.append("-");
			//#else
			        //# .append("-");
			//#endif
			if (day < 10) {
				buffer.append( '0' );
			}
			buffer.append( day )
			//#if polish.DateFormatSeparator:defined
.append("-");
			//#else
			        //# .append("-");
			//#endif
			buffer.append( year );
		//#elif polish.DateFormat == dmy
			//# if (day < 10) {
				//# buffer.append( '0' );
			//# }
			//# buffer.append( day )
			//#if polish.DateFormatSeparator:defined
				//#= .append("${polish.DateFormatSeparator}");
			//#else
			        //# .append("-");
			//#endif
			//# if (month < 9) {
				//# buffer.append('0');
			//# }
			//# buffer.append( ++month )
			//#if polish.DateFormatSeparator:defined
				//#= .append("${polish.DateFormatSeparator}");
			//#else
			        //# .append("-");
			//#endif
			//# buffer.append( year );
		//#else
			//# // default to YMD
			//# buffer.append( year )
			//#if polish.DateFormatSeparator:defined
				//#= .append("${polish.DateFormatSeparator}");
			//#else
			        //# .append("-");
			//#endif
			//# if (month < 9) {
				//# buffer.append('0');
			//# }
			//# buffer.append( ++month )
			//#if polish.DateFormatSeparator:defined
				//#= .append("${polish.DateFormatSeparator}");
			//#else
			        //# .append("-");
			//#endif
			//# if (day < 10) {
				//# buffer.append( '0' );
			//# }
			//# buffer.append( day );
		//#endif	
	}

	//#ifdef polish.i18n.useDynamicTranslations
	//# public static void loadTranslations( String url ) 
	//# throws IOException 
	//# {
		//#debug
		//# System.out.println("loading translations from " + url );
		//# InputStream is = url.getClass().getResourceAsStream( url );
		//# if (is == null) {
			//# //System.out.println("!!!!!Cannot find:  " + url );
			//# throw new IOException();
		//# }
		//# loadTranslations( new DataInputStream( is ) );
	//# }
	//#endif

	//#ifdef polish.i18n.useDynamicTranslations
	//# public static void loadTranslations( DataInputStream in ) 
	//# throws IOException 
	//# {
		//# // read plain translations without any parameters:
		//# int numberOfPlainTranslations = in.readInt();
		//# String[] plainTs = new String[ numberOfPlainTranslations ];
		//# //System.out.println("Loading " + numberOfPlainTranslations + " translations...");
		//# for (int i = 0; i < numberOfPlainTranslations; i++) {
			//# plainTs[i] = in.readUTF();
			//# //System.out.println(plainTs[i]);
		//# }
		//# plainTranslations = plainTs;
//# 		
		//# // read single parameter translations:
		//# int numberOfSingleParameterTranslations = in.readInt();
		//# String[] singleParamsTsStart = new String[ numberOfSingleParameterTranslations ];
		//# String[] singleParamsTsEnd = new String[ numberOfSingleParameterTranslations ];
		//# for (int i = 0; i < numberOfSingleParameterTranslations; i++) {
			//# singleParamsTsStart[i] = in.readUTF();
			//# singleParamsTsEnd[i] = in.readUTF();
		//# }
		//# singleParameterTranslationsStart = singleParamsTsStart;
		//# singleParameterTranslationsEnd = singleParamsTsEnd;
//# 
		//# // read translations with several parameters:
		//# int numberOfMultipleParametersTranslations = in.readInt();
		//# String[][] translationChunks = new String[ numberOfMultipleParametersTranslations ][];
		//# short[][] orders = new short[ numberOfMultipleParametersTranslations ][];
		//# for (int i = 0; i < numberOfMultipleParametersTranslations; i++) {
			//# int numberOfChunks = in.readUnsignedByte();
			//# String[] chunkValues = new String[ numberOfChunks ];
			//# for (int j = 0; j < numberOfChunks; j++) {
				//# chunkValues[j] = in.readUTF();
			//# }
			//# short[] chunkOrders = new short[ numberOfChunks - 1 ];
			//# for (int j = 0; j < numberOfChunks-1; j++) {
				//# chunkOrders[j] = (short) in.readUnsignedByte();
			//# }
			//# translationChunks[i] = chunkValues;
			//# orders[i] = chunkOrders;
		//# }
		//# multipleParameterOrders = orders;
		//# multipleParameterTranslations = translationChunks;
//# 		
		//# // now load language name etc, but only when no other language has been loaded before,
		//# // because otherwise the default locae settings are intialized anyhow:
		//# if (isLoaded) {
			//# LANGUAGE = in.readUTF();
			//# DISPLAY_LANGUAGE = in.readUTF();
			//# MINUS_SIGN = in.readChar();
			//# ZERO_DIGIT = in.readChar();
			//# DECIMAL_SEPARATOR = in.readChar();
			//# MONETARY_DECIMAL_SEPARATOR = in.readChar();
			//# GROUPING_SEPARATOR = in.readChar();
			//# PERCENT = in.readChar();
			//# PERMILL = in.readChar();
			//# INFINITY = in.readUTF();
			//# String country = in.readUTF();
			//# if (country.length() > 0) {
				//# COUNTRY = country;
				//# DISPLAY_COUNTRY = in.readUTF();
				//# CURRENCY_SYMBOL = in.readUTF();
				//# CURRENCY_CODE = in.readUTF();
			//# } else {
				//# COUNTRY = null;
				//# DISPLAY_COUNTRY = null;
				//# CURRENCY_SYMBOL = null;
				//# CURRENCY_CODE = null;
			//# }
		//# }
		//# isLoaded = true;
		//# isLoadError = false;
	//# }
	//#endif

	
}