1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.ide.common.resources.configuration; 18 19 import java.util.regex.Matcher; 20 import java.util.regex.Pattern; 21 22 /** 23 * Resource Qualifier for Mobile Country Code. 24 */ 25 public final class CountryCodeQualifier extends ResourceQualifier { 26 /** Default pixel density value. This means the property is not set. */ 27 private final static int DEFAULT_CODE = -1; 28 29 private final static Pattern sCountryCodePattern = Pattern.compile("^mcc(\\d{3})$");//$NON-NLS-1$ 30 31 private final int mCode; 32 33 public static final String NAME = "Mobile Country Code"; 34 35 /** 36 * Creates and returns a qualifier from the given folder segment. If the segment is incorrect, 37 * <code>null</code> is returned. 38 * @param segment the folder segment from which to create a qualifier. 39 * @return a new {@link CountryCodeQualifier} object or <code>null</code> 40 */ getQualifier(String segment)41 public static CountryCodeQualifier getQualifier(String segment) { 42 Matcher m = sCountryCodePattern.matcher(segment); 43 if (m.matches()) { 44 String v = m.group(1); 45 46 int code = -1; 47 try { 48 code = Integer.parseInt(v); 49 } catch (NumberFormatException e) { 50 // looks like the string we extracted wasn't a valid number. 51 return null; 52 } 53 54 CountryCodeQualifier qualifier = new CountryCodeQualifier(code); 55 return qualifier; 56 } 57 58 return null; 59 } 60 61 /** 62 * Returns the folder name segment for the given value. This is equivalent to calling 63 * {@link #toString()} on a {@link CountryCodeQualifier} object. 64 * @param code the value of the qualifier, as returned by {@link #getCode()}. 65 */ getFolderSegment(int code)66 public static String getFolderSegment(int code) { 67 if (code != DEFAULT_CODE && code >= 100 && code <=999) { // code is 3 digit.) { 68 return String.format("mcc%1$d", code); //$NON-NLS-1$ 69 } 70 71 return ""; //$NON-NLS-1$ 72 } 73 CountryCodeQualifier()74 public CountryCodeQualifier() { 75 this(DEFAULT_CODE); 76 } 77 CountryCodeQualifier(int code)78 public CountryCodeQualifier(int code) { 79 mCode = code; 80 } 81 getCode()82 public int getCode() { 83 return mCode; 84 } 85 86 @Override getName()87 public String getName() { 88 return NAME; 89 } 90 91 @Override getShortName()92 public String getShortName() { 93 return "Country Code"; 94 } 95 96 @Override since()97 public int since() { 98 return 1; 99 } 100 101 @Override isValid()102 public boolean isValid() { 103 return mCode != DEFAULT_CODE; 104 } 105 106 @Override hasFakeValue()107 public boolean hasFakeValue() { 108 return false; 109 } 110 111 @Override checkAndSet(String value, FolderConfiguration config)112 public boolean checkAndSet(String value, FolderConfiguration config) { 113 CountryCodeQualifier qualifier = getQualifier(value); 114 if (qualifier != null) { 115 config.setCountryCodeQualifier(qualifier); 116 return true; 117 } 118 119 return false; 120 } 121 122 @Override equals(Object qualifier)123 public boolean equals(Object qualifier) { 124 if (qualifier instanceof CountryCodeQualifier) { 125 return mCode == ((CountryCodeQualifier)qualifier).mCode; 126 } 127 128 return false; 129 } 130 131 @Override hashCode()132 public int hashCode() { 133 return mCode; 134 } 135 136 /** 137 * Returns the string used to represent this qualifier in the folder name. 138 */ 139 @Override getFolderSegment()140 public String getFolderSegment() { 141 return getFolderSegment(mCode); 142 } 143 144 @Override getShortDisplayValue()145 public String getShortDisplayValue() { 146 if (mCode != DEFAULT_CODE) { 147 return String.format("MCC %1$d", mCode); 148 } 149 150 return ""; //$NON-NLS-1$ 151 } 152 153 @Override getLongDisplayValue()154 public String getLongDisplayValue() { 155 return getShortDisplayValue(); 156 } 157 158 } 159