Java Context.setSessionTimeout方法代碼示例

import org.apache.catalina.Context; //導入方法依賴的package包/類
private void setUpDigest(Tomcat tomcat) throws Exception {

        // No file system docBase required
        Context ctxt = tomcat.addContext(CONTEXT_PATH_DIGEST, null);
        ctxt.setSessionTimeout(SHORT_TIMEOUT_SECS);

        // Add protected servlet
        Tomcat.addServlet(ctxt, "TesterServlet3", new TesterServlet());
        ctxt.addServletMapping(URI_PROTECTED, "TesterServlet3");
        SecurityCollection collection = new SecurityCollection();
        collection.addPattern(URI_PROTECTED);
        SecurityConstraint sc = new SecurityConstraint();
        sc.addAuthRole(ROLE);
        sc.addCollection(collection);
        ctxt.addConstraint(sc);

        // Configure the appropriate authenticator
        LoginConfig lc = new LoginConfig();
        lc.setAuthMethod("DIGEST");
        ctxt.setLoginConfig(lc);
        ctxt.getPipeline().addValve(new DigestAuthenticator());
    }
 

import org.apache.catalina.Context; //導入方法依賴的package包/類
/**
 * Static version of {@link #initWebappDefaults(String)}
 * @param ctx   The context to set the defaults for
 */
public static void initWebappDefaults(Context ctx) {
    // Default servlet 
    Wrapper servlet = addServlet(
            ctx, "default", "org.apache.catalina.servlets.DefaultServlet");
    servlet.setLoadOnStartup(1);
    servlet.setOverridable(true);

    // JSP servlet (by class name - to avoid loading all deps)
    servlet = addServlet(
            ctx, "jsp", "org.apache.jasper.servlet.JspServlet");
    servlet.addInitParameter("fork", "false");
    servlet.setLoadOnStartup(3);
    servlet.setOverridable(true);

    // Servlet mappings
    ctx.addServletMapping("/", "default");
    ctx.addServletMapping("*.jsp", "jsp");
    ctx.addServletMapping("*.jspx", "jsp");

    // Sessions
    ctx.setSessionTimeout(30);
    
    // MIME mappings
    for (int i = 0; i < DEFAULT_MIME_MAPPINGS.length;) {
        ctx.addMimeMapping(DEFAULT_MIME_MAPPINGS[i++],
                DEFAULT_MIME_MAPPINGS[i++]);
    }
    
    // Welcome files
    ctx.addWelcomeFile("index.html");
    ctx.addWelcomeFile("index.htm");
    ctx.addWelcomeFile("index.jsp");
}
 

import org.apache.catalina.Context; //導入方法依賴的package包/類
private void setUpNonLogin(Tomcat tomcat) throws Exception {

        // No file system docBase required
        Context ctxt = tomcat.addContext(CONTEXT_PATH_NOLOGIN, null);
        ctxt.setSessionTimeout(LONG_TIMEOUT_SECS);

        // Add protected servlet
        Tomcat.addServlet(ctxt, "TesterServlet1", new TesterServlet());
        ctxt.addServletMapping(URI_PROTECTED, "TesterServlet1");
        SecurityCollection collection1 = new SecurityCollection();
        collection1.addPattern(URI_PROTECTED);
        SecurityConstraint sc1 = new SecurityConstraint();
        sc1.addAuthRole(ROLE);
        sc1.addCollection(collection1);
        ctxt.addConstraint(sc1);

        // Add unprotected servlet
        Tomcat.addServlet(ctxt, "TesterServlet2", new TesterServlet());
        ctxt.addServletMapping(URI_PUBLIC, "TesterServlet2");
        SecurityCollection collection2 = new SecurityCollection();
        collection2.addPattern(URI_PUBLIC);
        SecurityConstraint sc2 = new SecurityConstraint();
        // do not add a role - which signals access permitted without one
        sc2.addCollection(collection2);
        ctxt.addConstraint(sc2);

        // Configure the appropriate authenticator
        LoginConfig lc = new LoginConfig();
        lc.setAuthMethod("NONE");
        ctxt.setLoginConfig(lc);
        ctxt.getPipeline().addValve(new NonLoginAuthenticator());
    }
 

import org.apache.catalina.Context; //導入方法依賴的package包/類
private FormAuthClient(boolean clientShouldUseCookies,
        boolean serverShouldUseCookies,
        boolean serverShouldChangeSessid) throws Exception {

    Tomcat tomcat = getTomcatInstance();
    File appDir = new File(getBuildDirectory(), "webapps/examples");
    Context ctx = tomcat.addWebapp(null, "/examples",
            appDir.getAbsolutePath());
    setUseCookies(clientShouldUseCookies);
    ctx.setCookies(serverShouldUseCookies);

    MapRealm realm = new MapRealm();
    realm.addUser("tomcat", "tomcat");
    realm.addUserRole("tomcat", "tomcat");
    ctx.setRealm(realm);

    tomcat.start();

    // perhaps this does not work until tomcat has started?
    ctx.setSessionTimeout(TIMEOUT_MINS);

    // Valve pipeline is only established after tomcat starts
    Valve[] valves = ctx.getPipeline().getValves();
    for (Valve valve : valves) {
        if (valve instanceof AuthenticatorBase) {
            ((AuthenticatorBase)valve)
                    .setChangeSessionIdOnAuthentication(
                                        serverShouldChangeSessid);
            break;
        }
    }

    // Port only known after Tomcat starts
    setPort(getPort());
}
 

import org.apache.catalina.Context; //導入方法依賴的package包/類
private FormAuthClientSelectedMethods(boolean clientShouldUseCookies,
        boolean serverShouldUseCookies,
        boolean serverShouldChangeSessid) throws Exception {

    Tomcat tomcat = getTomcatInstance();

    // No file system docBase required
    Context ctx = tomcat.addContext("", null);
    Tomcat.addServlet(ctx, "SelectedMethods",
            new SelectedMethodsServlet());
    ctx.addServletMapping("/test", "SelectedMethods");
    // Login servlet just needs to respond "OK". Client will handle
    // creating a valid response. No need for a form.
    Tomcat.addServlet(ctx, "Login",
            new TesterServlet());
    ctx.addServletMapping("/login", "Login");

    // Configure the security constraints
    SecurityConstraint constraint = new SecurityConstraint();
    SecurityCollection collection = new SecurityCollection();
    collection.setName("Protect PUT");
    collection.addMethod("PUT");
    collection.addPattern("/test");
    constraint.addCollection(collection);
    constraint.addAuthRole("tomcat");
    ctx.addConstraint(constraint);

    // Configure authentication
    LoginConfig lc = new LoginConfig();
    lc.setAuthMethod("FORM");
    lc.setLoginPage("/login");
    ctx.setLoginConfig(lc);
    ctx.getPipeline().addValve(new FormAuthenticator());

    setUseCookies(clientShouldUseCookies);
    ctx.setCookies(serverShouldUseCookies);

    MapRealm realm = new MapRealm();
    realm.addUser("tomcat", "tomcat");
    realm.addUserRole("tomcat", "tomcat");
    ctx.setRealm(realm);

    tomcat.start();

    // perhaps this does not work until tomcat has started?
    ctx.setSessionTimeout(TIMEOUT_MINS);

    // Valve pipeline is only established after tomcat starts
    Valve[] valves = ctx.getPipeline().getValves();
    for (Valve valve : valves) {
        if (valve instanceof AuthenticatorBase) {
            ((AuthenticatorBase)valve)
                    .setChangeSessionIdOnAuthentication(
                                        serverShouldChangeSessid);
            break;
        }
    }

    // Port only known after Tomcat starts
    setPort(getPort());
}