author | hgs |
Fri, 15 Oct 2010 12:29:39 +0300 | |
changeset 80 | d6dafc5d983f |
parent 72 | 1f0034e370aa |
permissions | -rw-r--r-- |
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1 |
/* |
56 | 2 |
* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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Revision: v2.1.22
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* under the terms of "Eclipse Public License v1.0" |
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Revision: v2.1.22
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* which accompanies this distribution, and is available |
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Revision: v2.1.22
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 |
* |
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9 |
* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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13 |
* |
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* Description: |
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15 |
* |
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*/ |
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|
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|
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package com.nokia.mj.impl.utils; |
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|
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import java.util.Date; |
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|
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/** |
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* Utility for formatting text strings from a pattern with positional |
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* parameters. |
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* <br> |
80 | 27 |
* Supported parameters in Avkon environment are: |
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* <UL> |
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* <LI>%nU - String in position n |
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* <LI>%U - Next string |
56 | 31 |
* <LI>%Ln - Integer in position n |
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* <LI>%nN - Integer in position n |
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* <LI>%N - Next integer |
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* <LI>%nC - Character in position n |
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* <LI>%C - Next character |
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* <LI>%n - Parameter in position n |
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* </UL> |
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* <br> |
80 | 39 |
* Supported parameters in Qt environment are: |
40 |
* <UL> |
|
41 |
* <LI>%1, %2, %3, ... - for String parameters |
|
42 |
* <LI>%L1, %L2, %L3, ... - for Integer parameters (%1, %2, %3, ... is also ok) |
|
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* <LI>%Ln - for Integers indicating plurality |
|
44 |
* </UL> |
|
45 |
* <br> |
|
46 |
* Text parameter indices start from 0 when Avkon is used and from 1 |
|
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* when Qt is used. One text can only contain one %Ln parameter. |
|
48 |
* <br> |
|
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* Example of usage: |
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* <pre> |
80 | 51 |
* Formatter formatter = resourceLoader.format("You have %N email(s) left"); |
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* String message = formatter.arg(5).toString(); |
80 | 53 |
* // Becomes: You have 5 email(s) left |
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* |
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* Formatter formatter = new Formatter("There are %N0 files in folder \"%U1\""); |
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* String message = formatter.arg(5).arg("photos").toString(); |
80 | 57 |
* // Becomes: There are 5 files in folder "photos" |
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* </pre> |
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* <br> |
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*/ |
80 | 61 |
abstract public class Formatter |
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{ |
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/*** ----------------------------- PUBLIC ------------------------------ */ |
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|
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/** |
80 | 66 |
* Set the plurality for this Formatter. Note that this method does |
67 |
* nothing when Avkon localisation is used. |
|
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* |
80 | 69 |
* @param n number indicating plurality |
70 |
* @return same formatter |
|
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*/ |
80 | 72 |
public Formatter argn(int n) |
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{ |
80 | 74 |
return this; |
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} |
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|
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/** |
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* Replace the lowest numbered parameter in the string, which is not yet |
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* replaced. |
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* |
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* @param string string to replace at the argument |
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* @return same formatter |
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*/ |
80 | 84 |
abstract public Formatter arg(String string); |
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|
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/** |
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* Replace the least numbered parameter in the string, which is not yet |
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* replaced. |
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* |
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* @param number number to replace at the argument |
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* @return same formatter |
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*/ |
80 | 93 |
abstract public Formatter arg(int number); |
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94 |
|
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/** |
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* Replace the least numbered parameter in the string, which is not yet |
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* replaced. |
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* |
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* @param ch character to replace at the argument |
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* @return same formatter |
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*/ |
80 | 102 |
abstract public Formatter arg(char ch); |
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103 |
|
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104 |
/** |
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* Replace the least numbered parameter in the string, which is not yet |
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Revision: v2.1.22
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106 |
* replaced. Date is formatted according to current device date format. |
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107 |
* |
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* @param date date to replace at the argument |
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* @return same formatter |
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*/ |
80 | 111 |
abstract public Formatter arg(Date date); |
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112 |
|
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113 |
/** |
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* Replace the least numbered parameter in the string, which is not yet |
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115 |
* replaced. |
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116 |
* |
80 | 117 |
* @param o object which will be used for argument position |
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118 |
* @return same formatter |
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119 |
*/ |
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public Formatter arg(Object o) |
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121 |
{ |
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122 |
if (o != null) |
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{ |
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if (o instanceof String) |
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{ |
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return arg((String) o); |
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} |
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else if (o instanceof Integer) |
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{ |
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return arg(((Integer) o).intValue()); |
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} |
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else if (o instanceof Character) |
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{ |
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return arg(((Character) o).charValue()); |
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} |
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else if (o instanceof Date) |
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{ |
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return arg((Date) o); |
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} |
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// Skip not supported types. |
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} |
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return this; |
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} |
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|
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/** |
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* Convert the current pattern to string, along with parameter |
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* replacements. |
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* |
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* @return string where parameters are replaced |
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*/ |
80 | 151 |
abstract public String toString(); |
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|
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/** |
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* Formats localised text with specified parameters from an array. |
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* |
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* Note that the arg().arg().toString() is preferred method of |
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* usage. E.g. Date format type can not be defined with this method. |
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* |
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* @param textParameters parameters to be filled into the text |
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* @return localised text formatted with the provided parameters |
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*/ |
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public String format(Object[] textParameters) |
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{ |
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if (textParameters != null) |
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{ |
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for (int i = 0; i < textParameters.length; i++) |
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{ |
80 | 168 |
arg(textParameters[i]); |
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} |
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} |
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return toString(); |
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} |
56 | 173 |
/** |
67 | 174 |
* Applies convertion from european digits into arabic-indic digits |
56 | 175 |
* based on existing language settings |
176 |
* |
|
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* @param str String which might contain european digits |
|
67 | 178 |
* @return A string identical with the provided string but with the |
56 | 179 |
* european digits (if any) converted to arabic-indic digits |
180 |
*/ |
|
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public static String formatDigits(String str) |
|
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{ |
|
80 | 183 |
if (ResourceLoader.getLocaleIdQt() == null) |
184 |
{ |
|
185 |
return FormatterAvkon.formatDigits(str); |
|
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} |
|
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else |
|
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{ |
|
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return FormatterQt.formatDigits(str); |
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} |
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} |
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||
193 |
/*** ----------------------------- PROTECTED -------------------------- */ |
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||
195 |
/** |
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* Default constructor. |
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*/ |
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protected Formatter() |
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{ |
|
56 | 200 |
} |
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|
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/*** ----------------------------- PRIVATE ---------------------------- */ |
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|
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/*** ----------------------------- NATIVE ----------------------------- */ |
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} |