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public class PropertyUtil extends PropertyPlaceholderConfigurer{
private final static Logger logger = ();
private static Map<String, String> mapProperties;
//This method is loaded only once, and then the values in the properties file will be stored in mapProperties as key-value.
private static void processProperties(Properties props) throws BeansException {
if (mapProperties == null) {
mapProperties = new HashMap<String, String>();
}
Iterator<Entry<Object, Object>> iterator = ().iterator();
while(()) {
<Object, Object> entry = (<Object, Object>) ();
String strKey = (String) ();
String strValue = (String)();
try {
strValue=new String(("ISO-8859-1"), "GBK");
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
();
}
(strKey, strValue);
}
}
public static String getContextProperty(String name) {
if (mapProperties == null || () == 0) {
// Where () is the folder name of the upper folder where the properties configuration file is located, that is, "config", () gets the project root path,
//strConfPath is the folder path
String strConfPath = () + ;
// ("---------->path=" + () );
// Where () is the properties file suffix, that is, "properties", get the file name
List<String> lsFilePath = (strConfPath, , false);
if (lsFilePath == null || () == 0) {
return "";
}
for (String strPath : lsFilePath) {
ClassPathResource resource = new ClassPathResource( + "/" + strPath);
Properties props = null;
try {
props = (resource);//Read information in properties file
} catch (IOException e) {
// TODO Auto-generated catch block
//();
("getContextProperty exception:" + ());
}
processesProperties(props);//Put it into mapProperties.
}
}
return (String) (name); then take out the value value in properties according to the passed key
}
//Click the() method directly when using it. The key in the properties file needs to be passed into the method.
//You need to replace, with the real value, and then you can use it directly.
public static void main(String[] args) {
("----------->" + getContextProperty());
}
}