Java Application.exists方法代碼示例

import org.apache.wicket.Application; //導入方法依賴的package包/類
/**
 * Determines a limit to use for HTML diff output.
 * 
 * @param key
 *            to use to read the value from the GitBlit settings, if available.
 * @param minimum
 *            minimum value to enforce
 * @param maximum
 *            maximum (and default) value to enforce
 * @return the limit
 */
private int getLimit(String key, int minimum, int maximum) {
	if (Application.exists()) {
		Application application = Application.get();
		if (application instanceof GitBlitWebApp) {
			GitBlitWebApp webApp = (GitBlitWebApp) application;
			int configValue = webApp.settings().getInteger(key, maximum);
			if (configValue < minimum) {
				return minimum;
			} else if (configValue < maximum) {
				return configValue;
			}
		}
	}
	return maximum;
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
protected void setupContext(Application application, Session session) {
	if (!Application.exists() && application != null) {
		ThreadContext.setApplication(application);
	}
	if (!Session.exists() && session != null) {
		ThreadContext.setSession(session);
	}
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
@Override
public SUser getUserIfAvailable() {
    String username = null;

    if (Application.exists() && SingularSession.exists()) {
        username = SingularSession.get().getUsername();
    }

    if (username != null) {
        return actorDAO.retrieveByUserCod(username);
    } else {
        return null;
    }

}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
@Override
public Iterable<? extends HeaderItem> getDependencies() {

    final ResourceReference backingLibraryReference;
    if (Application.exists()) {
        backingLibraryReference = Application.get().getJavaScriptLibrarySettings().getJQueryReference();
    } else {
        backingLibraryReference = JQueryResourceReference.get();
    }

    return Arrays.asList(CssHeaderItem.forReference(BOOTSTRAP_CSS), JavaScriptHeaderItem.forReference(backingLibraryReference));
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
protected UrlProvider getUrlProvider() {
	if (Application.exists()) {
		return UQasar.get().getUrlProvider();
	} else {
		return null;
	}
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
private String getHomepageLink() {
	if (Application.exists()) {
		return UQasar.get().getHomePageUrl();
	} else {
		return getBaseURL();
	}
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
private String getLogoLink() {
	if (Application.exists()) {
		return UQasar.get().getHomePageUrl() + "/assets/img/uqasar-logo.png";
	} else {
		return getAssetURL("assets/img/uqasar-logo.png");
	}
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
protected static <T extends OrientDbWebApplication> T lookupApplication(Class<T> appClass)
{
	Application app = Application.exists()?Application.get():null;
	if(app!=null && appClass.isInstance(app)) return (T)app;
	else
	{
		for(String appKey: Application.getApplicationKeys())
		{
			app = Application.get(appKey);
			if(appClass.isInstance(app)) return (T)app;
		}
	}
	return null;
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
protected void setupContext(Application application, Session session) {
    if (!Application.exists() && application != null) {
        ThreadContext.setApplication(application);
    }
    if (!Session.exists() && session != null) {
        ThreadContext.setSession(session);
    }
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
/**
 * Returns settings of application, that belongs to current thread.
 *
 * @return settings of application in current thread
 * @throws IllegalStateException if there isn't any application in current thread
 */
public static LeafletSettings getSettings() {
    // get settings for application in current thread
    if (Application.exists()) {
        Application app = Application.get();
        return getSettings(app);
    }
    throw new IllegalStateException("Application was not found in current thread");
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
/**
 * Returns a localized message string, if there is a localization; otherwise the given default value.
 * 
 * @param key
 *            message key for the message
 * @param defaultValue
 *            to use if no localization for the message can be found
 * @return the possibly localized message
 */
private String getMsg(String key, String defaultValue) {
	if (Application.exists()) {
		Localizer localizer = Application.get().getResourceSettings().getLocalizer();
		if (localizer != null) {
			// Use getStringIgnoreSettings because we don't want exceptions here if the key is missing!
			return localizer.getStringIgnoreSettings(key, null, null, defaultValue);
		}
	}
	return defaultValue;
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
/**
 * returns the {@link ClientSideLoggingSettings} which are assigned to current application
 *
 * @return assigned {@link ClientSideLoggingSettings}
 */
public static IClientSideLoggingSettings settings() {
    if (Application.exists()) {
        return settings(Application.get());
    }

    throw new IllegalStateException("there is no active application assigned to this thread.");
}
 

import org.apache.wicket.Application; //導入方法依賴的package包/類
public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain) throws IOException, ServletException
{
  // Sollte eigentlich immer NULL ergeben, aber man weiss nie ...
  final Application previousOne = (Application.exists() == true) ? Application.get() : null;
  org.apache.wicket.ThreadContext.setApplication(this.application);
  try {
    chain.doFilter(request, response);
  } finally {
    if (previousOne != null) {
      org.apache.wicket.ThreadContext.setApplication(previousOne);
    } else {
      org.apache.wicket.ThreadContext.setApplication(null);
    }
  }
}