ActiveMQ example source code file (CertificateLoginModuleTest.java)

This example ActiveMQ source code file (CertificateLoginModuleTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

exception, exception, groupprincipal, hashset, hashset, io, ioexception, ioexception, jaascertificatecallbackhandler, loginexception, security, subject, unable, unknown, unknown, userprincipal, util

The ActiveMQ CertificateLoginModuleTest.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.activemq.jaas;

import java.io.IOException;
import java.security.Principal;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.Vector;

import javax.security.auth.Subject;
import javax.security.auth.login.LoginException;

import junit.framework.TestCase;

public class CertificateLoginModuleTest extends TestCase {

    private static final String USER_NAME = "testUser";
    private static final List<String> GROUP_NAMES = new Vector();

    private StubCertificateLoginModule loginModule;

    private Subject subject;

    public CertificateLoginModuleTest() {
        GROUP_NAMES.add("testGroup1");
        GROUP_NAMES.add("testGroup2");
        GROUP_NAMES.add("testGroup3");
        GROUP_NAMES.add("testGroup4");
    }

    protected void setUp() throws Exception {
        subject = new Subject();
    }

    protected void tearDown() throws Exception {
    }

    private void loginWithCredentials(String userName, Set<String> groupNames) throws LoginException {
        loginModule = new StubCertificateLoginModule(userName, new HashSet<String>(groupNames));
        JaasCertificateCallbackHandler callbackHandler = new JaasCertificateCallbackHandler(null);

        loginModule.initialize(subject, callbackHandler, null, new HashMap());

        loginModule.login();
        loginModule.commit();
    }

    private void checkPrincipalsMatch(Subject subject) {
        boolean nameFound = false;
        boolean groupsFound[] = new boolean[GROUP_NAMES.size()];
        for (int i = 0; i < groupsFound.length; ++i) {
            groupsFound[i] = false;
        }

        for (Iterator iter = subject.getPrincipals().iterator(); iter.hasNext();) {
            Principal currentPrincipal = (Principal)iter.next();

            if (currentPrincipal instanceof UserPrincipal) {
                if (((UserPrincipal)currentPrincipal).getName().equals(USER_NAME)) {
                    if (!nameFound) {
                        nameFound = true;
                    } else {
                        fail("UserPrincipal found twice.");
                    }

                } else {
                    fail("Unknown UserPrincipal found.");
                }

            } else if (currentPrincipal instanceof GroupPrincipal) {
                int principalIdx = GROUP_NAMES.indexOf(((GroupPrincipal)currentPrincipal).getName());

                if (principalIdx < 0) {
                    fail("Unknown GroupPrincipal found.");
                }

                if (!groupsFound[principalIdx]) {
                    groupsFound[principalIdx] = true;
                } else {
                    fail("GroupPrincipal found twice.");
                }
            } else {
                fail("Unknown Principal type found.");
            }
        }
    }

    public void testLoginSuccess() throws IOException {
        try {
            loginWithCredentials(USER_NAME, new HashSet<String>(GROUP_NAMES));
        } catch (Exception e) {
            fail("Unable to login: " + e.getMessage());
        }

        checkPrincipalsMatch(subject);
    }

    public void testLoginFailure() throws IOException {
        boolean loginFailed = false;

        try {
            loginWithCredentials(null, new HashSet<String>());
        } catch (LoginException e) {
            loginFailed = true;
        }

        if (!loginFailed) {
            fail("Logged in with unknown certificate.");
        }
    }

    public void testLogOut() throws IOException {
        try {
            loginWithCredentials(USER_NAME, new HashSet<String>(GROUP_NAMES));
        } catch (Exception e) {
            fail("Unable to login: " + e.getMessage());
        }

        loginModule.logout();

        assertEquals("logout should have cleared Subject principals.", 0, subject.getPrincipals().size());
    }
}