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#55 ConfigProviderResolver lazy initialization #115

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#55 ConfigProviderResolver lazy initialization #115

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9 changes: 6 additions & 3 deletions api/src/main/java/javax/config/ConfigProvider.java
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Original file line number Diff line number Diff line change
Expand Up @@ -71,7 +71,10 @@
* @author <a href="mailto:[email protected]">Viktor Klang</a>
*/
public final class ConfigProvider {
private static final ConfigProviderResolver INSTANCE = ConfigProviderResolver.instance();

private static class LazyHolder {
private static final ConfigProviderResolver INSTANCE = ConfigProviderResolver.instance();
}

private ConfigProvider() {
}
Expand All @@ -86,7 +89,7 @@ private ConfigProvider() {
* @return the config object for the thread context classloader
*/
public static Config getConfig() {
return INSTANCE.getConfig();
return LazyHolder.INSTANCE.getConfig();
}

/**
Expand All @@ -100,6 +103,6 @@ public static Config getConfig() {
* @return the config for the specified classloader
*/
public static Config getConfig(ClassLoader classloader) {
return INSTANCE.getConfig(classloader);
return LazyHolder.INSTANCE.getConfig(classloader);
}
}