import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public void sessionEvent(SessionEvent event) {
    if (!Session.SESSION_DESTROYED_EVENT.equals(event.getType())) {
        return;
    }

    Session session = event.getSession();
    Manager manager = session.getManager();
    if (manager == null) {
        return;
    }
    Context context = (Context) manager.getContainer();
    Authenticator authenticator = context.getAuthenticator();
    if (!(authenticator instanceof AuthenticatorBase)) {
        return;
    }
    SingleSignOn sso = ((AuthenticatorBase) authenticator).sso;
    if (sso == null) {
        return;
    }
    sso.sessionDestroyed(ssoId, session);
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public Authenticator getAuthenticator() {
    if (this instanceof Authenticator)
        return (Authenticator) this;
    
    Pipeline pipeline = getPipeline();
    if (pipeline != null) {
        Valve basic = pipeline.getBasic();
        if ((basic != null) && (basic instanceof Authenticator))
            return (Authenticator) basic;
        Valve valves[] = pipeline.getValves();
        for (int i = 0; i < valves.length; i++) {
            if (valves[i] instanceof Authenticator)
                return (Authenticator) valves[i];
        }
    }
    return null;
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public void sessionEvent(SessionEvent event) {
	if (!Session.SESSION_DESTROYED_EVENT.equals(event.getType())) {
		return;
	}

	Session session = event.getSession();
	Manager manager = session.getManager();
	if (manager == null) {
		return;
	}
	Context context = (Context) manager.getContainer();
	Authenticator authenticator = context.getAuthenticator();
	if (!(authenticator instanceof AuthenticatorBase)) {
		return;
	}
	SingleSignOn sso = ((AuthenticatorBase) authenticator).sso;
	if (sso == null) {
		return;
	}
	sso.sessionDestroyed(ssoId, session);
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public Authenticator getAuthenticator() {
	if (this instanceof Authenticator)
		return (Authenticator) this;

	Pipeline pipeline = getPipeline();
	if (pipeline != null) {
		Valve basic = pipeline.getBasic();
		if ((basic != null) && (basic instanceof Authenticator))
			return (Authenticator) basic;
		Valve valves[] = pipeline.getValves();
		for (int i = 0; i < valves.length; i++) {
			if (valves[i] instanceof Authenticator)
				return (Authenticator) valves[i];
		}
	}
	return null;
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
public void addAuthenticator(Authenticator authenticator,
                             String loginMethod) {
    if (!(authenticator instanceof Valve)) {
        throw new IllegalArgumentException(
            sm.getString("embedded.authenticatorNotInstanceOfValve"));
    }
    if (authenticators == null) {
        synchronized (this) {
            if (authenticators == null) {
                authenticators = new HashMap<String,Authenticator>();
            }
        }
    }
    authenticators.put(loginMethod, authenticator);
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
private void doConnectorAuthenticationAuthorization(org.apache.coyote.Request req, Request request) {
    // Set the remote principal
    String username = req.getRemoteUser().toString();
    if (username != null) {
        if (log.isDebugEnabled()) {
            log.debug(sm.getString("coyoteAdapter.authenticate", username));
        }
        if (req.getRemoteUserNeedsAuthorization()) {
            Authenticator authenticator = request.getContext().getAuthenticator();
            if (authenticator == null) {
                // No security constraints configured for the application so
                // no need to authorize the user. Use the CoyotePrincipal to
                // provide the authenticated user.
                request.setUserPrincipal(new CoyotePrincipal(username));
            } else if (!(authenticator instanceof AuthenticatorBase)) {
                if (log.isDebugEnabled()) {
                    log.debug(sm.getString("coyoteAdapter.authorize", username));
                }
                // Custom authenticator that may not trigger authorization.
                // Do the authorization here to make sure it is done.
                request.setUserPrincipal(
                        request.getContext().getRealm().authenticate(username));
            }
            // If the Authenticator is an instance of AuthenticatorBase then
            // it will check req.getRemoteUserNeedsAuthorization() and
            // trigger authorization as necessary. It will also cache the
            // result preventing excessive calls to the Realm.
        } else {
            // The connector isn't configured for authorization. Create a
            // user without any roles using the supplied user name.
            request.setUserPrincipal(new CoyotePrincipal(username));
        }
    }

    // Set the authorization type
    String authtype = req.getAuthType().toString();
    if (authtype != null) {
        request.setAuthType(authtype);
    }
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
public void addAuthenticator(Authenticator authenticator, String loginMethod) {
	if (!(authenticator instanceof Valve)) {
		throw new IllegalArgumentException(sm.getString("embedded.authenticatorNotInstanceOfValve"));
	}
	if (authenticators == null) {
		synchronized (this) {
			if (authenticators == null) {
				authenticators = new HashMap<String, Authenticator>();
			}
		}
	}
	authenticators.put(loginMethod, authenticator);
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
private void doConnectorAuthenticationAuthorization(org.apache.coyote.Request req, Request request) {
	// Set the remote principal
	String username = req.getRemoteUser().toString();
	if (username != null) {
		if (log.isDebugEnabled()) {
			log.debug(sm.getString("coyoteAdapter.authenticate", username));
		}
		if (req.getRemoteUserNeedsAuthorization()) {
			Authenticator authenticator = request.getContext().getAuthenticator();
			if (authenticator == null) {
				// No security constraints configured for the application so
				// no need to authorize the user. Use the CoyotePrincipal to
				// provide the authenticated user.
				request.setUserPrincipal(new CoyotePrincipal(username));
			} else if (!(authenticator instanceof AuthenticatorBase)) {
				if (log.isDebugEnabled()) {
					log.debug(sm.getString("coyoteAdapter.authorize", username));
				}
				// Custom authenticator that may not trigger authorization.
				// Do the authorization here to make sure it is done.
				request.setUserPrincipal(request.getContext().getRealm().authenticate(username));
			}
			// If the Authenticator is an instance of AuthenticatorBase then
			// it will check req.getRemoteUserNeedsAuthorization() and
			// trigger authorization as necessary. It will also cache the
			// result preventing excessive calls to the Realm.
		} else {
			// The connector isn't configured for authorization. Create a
			// user without any roles using the supplied user name.
			request.setUserPrincipal(new CoyotePrincipal(username));
		}
	}

	// Set the authorization type
	String authtype = req.getAuthType().toString();
	if (authtype != null) {
		request.setAuthType(authtype);
	}
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public Authenticator getAuthenticator() { return null; }
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public Authenticator getAuthenticator() {
    return null;
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
@Override
public Authenticator getAuthenticator() {
	return null;
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
/**
 * Sets custom mappings of login methods to authenticators.
 *
 * @param customAuthenticators Custom mappings of login methods to
 * authenticators
 */
public void setCustomAuthenticators(
        Map<String,Authenticator> customAuthenticators) {
    this.customAuthenticators = customAuthenticators;
}
 

import org.apache.catalina.Authenticator; //导入依赖的package包/类
/**
 * Sets custom mappings of login methods to authenticators.
 *
 * @param customAuthenticators
 *            Custom mappings of login methods to authenticators
 */
public void setCustomAuthenticators(Map<String, Authenticator> customAuthenticators) {
	this.customAuthenticators = customAuthenticators;
}