| /* |
| ******************************************************************************* |
| * Copyright (C) 1998-2004, International Business Machines Corporation and * |
| * others. All Rights Reserved. * |
| ******************************************************************************* |
| * |
| * Created on Apr 14, 2003 |
| * |
| ******************************************************************************* |
| */ |
| package com.ibm.icu.dev.tool.layout; |
| |
| import com.ibm.icu.impl.Utility; |
| |
| /** |
| * This class contains utility methods for dealing with |
| * four-letter tags. |
| * |
| * @author emader |
| * |
| */ |
| public class TagUtilities |
| { |
| public static String makeTag(String tag) |
| { |
| if (tag == null || tag.length() == 0) { |
| return "0x00000000"; |
| } |
| |
| int tagValue = 0; |
| |
| for (int i = 0; i < 4; i += 1) { |
| tagValue <<= 8; |
| tagValue += (int) ((i < tag.length()? tag.charAt(i) : ' ') & 0xFF); |
| } |
| |
| return "0x" + Utility.hex(tagValue, 8); |
| } |
| |
| // public static String makeTagOld(String tag) |
| // { |
| // if (tag == null || tag.length() == 0) { |
| // return "0x00000000"; |
| // } |
| // |
| // StringBuffer result = new StringBuffer("LE_MAKE_TAG("); |
| // |
| // for (int i = 0; i < 4; i += 1) { |
| // if (i > 0) { |
| // result.append(", "); |
| // } |
| // |
| // result.append('\''); |
| // result.append(i < tag.length()? tag.charAt(i) : ' '); |
| // result.append('\''); |
| // } |
| // |
| // result.append(")"); |
| // |
| // return result.toString(); |
| // } |
| |
| public static String tagLabel(String tag) |
| { |
| if (tag == null || tag.length() == 0) { |
| return "null"; |
| } else { |
| return tag.toLowerCase(); |
| } |
| } |
| |
| } |
| |