/**
* Loads properties from an array of property files. Be sure to call the loadProperties method
* first to load the properties before invoking the getString, getBoolean and getInteger etc other
* methods.
*
* @param name the property file names
* @param required whether the property files are required
* @return True if the specified property config loaded successfully
*/
public static synchronized boolean loadProperties(String[] fileNames, boolean required)
throws ConfigurationException {
// Get the bootstrap property config class
String propertyConfigClass = BootStrapProperties.getPropertyConfigClass();
if (!StringUtil.goodString(propertyConfigClass)
|| propertyConfigClass.equals(
"org.openhealthtools.openexchange.config.DefaultPropertyConfig")) {
// Use the default property config
if (log.isInfoEnabled()) {
log.info("Loading properties from " + propertyConfigClass);
}
if (null == config) config = new DefaultPropertyConfig(fileNames, required);
else ((DefaultPropertyConfig) config).load(fileNames, required);
} else {
try {
Class clazz = Class.forName(propertyConfigClass);
if (log.isInfoEnabled()) {
log.info("Loading properties from " + propertyConfigClass);
}
config = (PropertyConfig) clazz.newInstance();
} catch (Exception e) {
String message = "Failed to load properties. Nested message is " + e.getMessage();
log.fatal(message, e);
throw new ConfigurationException(message, e);
}
}
return true;
}
/**
* Loads the spring context to the spring container. This method has to called before invoking the
* getApplicationContext method.
*
* @param configLocations the application context files
* @return <code>true</code> if the spring config is loaded successfully.
* @throws ConfigurationException when there is an error with configuration.
*/
public static synchronized boolean loadSpringConfig(String[] configLocations)
throws ConfigurationException {
// Get the bootstrap property spring config class
String springConfigClass = BootStrapProperties.getSpringConfigClass();
if (!StringUtil.goodString(springConfigClass)
|| springConfigClass.equals(
"org.openhealthtools.openexchange.config.DefaultSpringConfig")) {
// Use the default property config
if (log.isInfoEnabled()) {
log.info("Loading Spring Context from " + springConfigClass);
}
config = new DefaultSpringConfig(configLocations);
} else {
try {
Class clazz = Class.forName(springConfigClass);
if (log.isInfoEnabled()) {
log.info("Loading Spring Context from " + springConfigClass);
}
config = (SpringConfig) clazz.newInstance();
} catch (Exception e) {
String message =
"Fail to load Spring application context. Nested message is " + e.getMessage();
log.fatal(message + e.getMessage(), e);
throw new ConfigurationException(message, e);
}
}
return true;
}
public static String getPropertyConfigClass() {
String ret = properties.getProperty(PROPERTY_CONFIG_CLASS_PARAM);
// Use the default property config class
if (!StringUtil.goodString(ret)) {
ret = DEFAULT_PROPERTY_CONFIG_CLASS;
}
return ret;
}
public static String getConfigProcessorClass() {
String ret = properties.getProperty(CONFIG_PROCESSOR_CLASS_PARAM);
// Use the default spring config class
if (!StringUtil.goodString(ret)) {
ret = DEFAULT_CONFIG_PROCESSOR_CLASS;
}
return ret;
}
public static String getSpringConfigClass() {
String ret = properties.getProperty(SPRING_CONFIG_CLASS_PARAM);
// Use the default spring config class
if (!StringUtil.goodString(ret)) {
ret = DEFAULT_SPRING_CONFIG_CLASS;
}
return ret;
}
/**
* Gets the property files to be loaded in the application.
*
* @param defaults the default array of property files
* @return an array of property file names
*/
public static String[] getPropertyFiles(String[] defaults) {
String fileList = properties.getProperty(PROPERTY_FILES_PARAM);
if (!StringUtil.goodString(fileList)) {
return defaults;
}
String[] ret = fileList.split("\\s*[,:;]\\s*");
return ret;
}
/**
* Checks to make sure the property name is a valid String.
*
* @param name the property name
*/
private static void validateName(String name) {
if (!StringUtil.goodString(name)) throw new IllegalArgumentException("Invalid Property Name");
}