标签:trim 情况 keyword exception rac oid div index contain
软件151 陶涛
读取ini的配置的格式如下:
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[section1] key1=value1 [section2] key2=value2 。。。。 |
其中可能一个Key对应多个value的情况。
代码如下:
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import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * 类名:读取配置类<br> * @author Phonnie * */ public class ConfigReader { /** * 整个ini的引用 */ private Map<String,Map<String, List<String>>> map = null ; /** * 当前Section的引用 */ private String currentSection = null ; /** * 读取 * @param path */ public ConfigReader(String path) { map = new HashMap<String, Map<String,List<String>>>(); try { BufferedReader reader = new BufferedReader( new FileReader(path)); read(reader); } catch (IOException e) { e.printStackTrace(); throw new RuntimeException( "IO Exception:" + e); } } /** * 读取文件 * @param reader * @throws IOException */ private void read(BufferedReader reader) throws IOException { String line = null ; while ((line=reader.readLine())!= null ) { parseLine(line); } } /** * 转换 * @param line */ private void parseLine(String line) { line = line.trim(); // 此部分为注释 if (line.matches( "^\\#.*$" )) { return ; } else if (line.matches( "^\\[\\S+\\]$" )) { // section String section = line.replaceFirst( "^\\[(\\S+)\\]$" , "$1" ); addSection(map,section); } else if (line.matches( "^\\S+=.*$" )) { // key ,value int i = line.indexOf( "=" ); String key = line.substring( 0 , i).trim(); String value =line.substring(i + 1 ).trim(); addKeyValue(map,currentSection,key,value); } } /** * 增加新的Key和Value * @param map * @param currentSection * @param key * @param value */ private void addKeyValue(Map<String, Map<String, List<String>>> map, String currentSection,String key, String value) { if (!map.containsKey(currentSection)) { return ; } Map<String, List<String>> childMap = map.get(currentSection); if (!childMap.containsKey(key)) { List<String> list = new ArrayList<String>(); list.add(value); childMap.put(key, list); } else { childMap.get(key).add(value); } } /** * 增加Section * @param map * @param section */ private void addSection(Map<String, Map<String, List<String>>> map, String section) { if (!map.containsKey(section)) { currentSection = section; Map<String,List<String>> childMap = new HashMap<String, List<String>>(); map.put(section, childMap); } } /** * 获取配置文件指定Section和指定子键的值 * @param section * @param key * @return */ public List<String> get(String section,String key){ if (map.containsKey(section)) { return get(section).containsKey(key) ? get(section).get(key): null ; } return null ; } /** * 获取配置文件指定Section的子键和值 * @param section * @return */ public Map<String, List<String>> get(String section){ return map.containsKey(section) ? map.get(section) : null ; } /** * 获取这个配置文件的节点和值 * @return */ public Map<String, Map<String, List<String>>> get(){ return map; } } |
标签:trim 情况 keyword exception rac oid div index contain
原文地址:http://www.cnblogs.com/yanhuan123/p/7093178.html