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Java example source code file (TokenStore.java)

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

Learn more about this Java project at its project page.

Java - Java tags/keywords

enumeration, jks, policy_no_store, policy_pass_no_store, policy_url_pwd, policy_url_t_p, policy_url_t_p_pwd, policyparser, securityexception, string, stringreader, stringwriter, sun, tokenstore, util

The TokenStore.java Java example source code

/*
 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4919147
 * @summary Support for token-based KeyStores
 */

import java.io.*;
import java.util.*;
import sun.security.provider.*;

public class TokenStore {

    private static final String POLICY_NO_STORE =
        "grant { permission java.security.AllPermission; };";

    private static final String POLICY_URL =
        "keystore \"file:${test.src}${/}TokenStore.keystore\";"         +
        "grant signedby \"POLICY_URL\" {"                               +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    private static final String POLICY_URL_T =
        "keystore \"file:${test.src}${/}TokenStore.keystore\", \"JKS\";"+
        "grant signedby \"POLICY_URL_T\" {"                             +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    private static final String POLICY_URL_T_P =
        "keystore \"file:${test.src}${/}TokenStore.keystore\","         +
        "               \"JKS\", \"SUN\";"                              +
        "grant signedby \"POLICY_URL_T_P\" {"                           +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    private static final String POLICY_URL_PWD =
        "keystore \"file:${test.src}${/}TokenStore.keystore\";"         +
        "keystorePasswordURL \"file:${test.src}${/}TokenStore.pwd\";"   +
        "grant signedby \"POLICY_URL\" {"                               +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    private static final String POLICY_URL_T_P_PWD =
        "keystore \"file:${test.src}${/}TokenStore.keystore\","         +
        "               \"JKS\", \"SUN\";"                              +
        "keystorePasswordURL \"file:${test.src}${/}TokenStore.pwd\";"   +
        "grant signedby \"POLICY_URL_T_P\" {"                           +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    private static final String POLICY_PASS_NO_STORE =
        "keystorePasswordURL \"file:${test.src}${/}TokenStore.pwd\";"   +
        "grant signedby \"POLICY_URL_T_P\" {"                           +
        "    permission java.security.AllPermission;"                   +
        "};"                                                            ;

    public static void main(String[] args) throws Exception {

        // test no key store in policy

        PolicyParser p = new PolicyParser();
        p.read(new StringReader(POLICY_NO_STORE));
        doNoStore(p);
        StringWriter sw = new StringWriter();
        p.write(sw);
        PolicyParser newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doNoStore(p);

        // test policy keystore + URL

        p = new PolicyParser();
        p.read(new StringReader(POLICY_URL));
        doURL(p, true);
        sw = new StringWriter();
        p.write(sw);
        newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doURL(p, true);

        // test policy keystore + URL + type

        p = new PolicyParser();
        p.read(new StringReader(POLICY_URL_T));
        doURL_T(p, true);
        sw = new StringWriter();
        p.write(sw);
        newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doURL_T(p, true);

        // test policy keystore + URL + type + provider

        p = new PolicyParser();
        p.read(new StringReader(POLICY_URL_T_P));
        doURL_T_P(p, true);
        sw = new StringWriter();
        p.write(sw);
        newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doURL_T_P(p, true);

        // test policy keystore + URL + password

        p = new PolicyParser();
        p.read(new StringReader(POLICY_URL_PWD));
        doURL(p, false);
        doPwd(p);
        sw = new StringWriter();
        p.write(sw);
        newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doURL(p, false);
        doPwd(p);

        // test policy keystore + URL + type + provider + password

        p = new PolicyParser();
        p.read(new StringReader(POLICY_URL_T_P_PWD));
        doURL_T_P(p, false);
        doPwd(p);
        sw = new StringWriter();
        p.write(sw);
        newP = new PolicyParser();
        newP.read(new StringReader(sw.toString()));
        doURL_T_P(p, false);
        doPwd(p);

        // test policy password with no keystore
        p = new PolicyParser();
        try {
            p.read(new StringReader(POLICY_PASS_NO_STORE));
            throw new SecurityException("expected parsing exception");
        } catch (PolicyParser.ParsingException pe) {
            // good
        }

    }

    private static void checkPerm(PolicyParser p) throws Exception {
        Enumeration e = p.grantElements();
        boolean foundOne = false;
        while (e.hasMoreElements()) {
            PolicyParser.GrantEntry ge = (PolicyParser.GrantEntry)
                                        e.nextElement();
            if (ge.permissionEntries == null) {
                throw new SecurityException("expected non-null perms");
            } else {
                foundOne = true;
            }
        }
        if (!foundOne) {
            throw new SecurityException("expected non-null grant entries");
        }
    }

    private static void doNoStore(PolicyParser p) throws Exception {
        if (p.getKeyStoreUrl() != null ||
            p.getKeyStoreType() != null ||
            p.getKeyStoreProvider() != null ||
            p.getStorePassURL() != null) {
            throw new SecurityException("expected null keystore");
        }
        checkPerm(p);
    }

    private static void doURL(PolicyParser p, boolean checkPwd)
                throws  Exception {
        if (p.getKeyStoreUrl() == null ||
            !(p.getKeyStoreUrl().endsWith("TokenStore.keystore")) ||
            p.getKeyStoreType() != null ||
            p.getKeyStoreProvider() != null) {
            throw new SecurityException("invalid keystore values");
        }
        if (checkPwd) {
            if (p.getStorePassURL() != null) {
                throw new SecurityException("invalid keystore values");
            }
        }
        checkPerm(p);
    }

    private static void doURL_T(PolicyParser p, boolean checkPwd)
                throws Exception {
        if (p.getKeyStoreUrl() == null ||
            !(p.getKeyStoreUrl().endsWith("TokenStore.keystore")) ||
            p.getKeyStoreType() == null ||
            !(p.getKeyStoreType().equals("JKS")) ||
            p.getKeyStoreProvider() != null) {
            throw new SecurityException("invalid keystore values");
        }
        if (checkPwd) {
            if (p.getStorePassURL() != null) {
                throw new SecurityException("invalid keystore values");
            }
        }
        checkPerm(p);
    }

    private static void doURL_T_P(PolicyParser p, boolean checkPwd)
                throws Exception {
        if (p.getKeyStoreUrl() == null ||
            !(p.getKeyStoreUrl().endsWith("TokenStore.keystore")) ||
            p.getKeyStoreType() == null ||
            !(p.getKeyStoreType().equals("JKS")) ||
            p.getKeyStoreProvider() == null ||
            !(p.getKeyStoreProvider().equals("SUN"))) {
            throw new SecurityException("invalid keystore values");
        }
        if (checkPwd) {
            if (p.getStorePassURL() != null) {
                throw new SecurityException("invalid keystore values");
            }
        }
        checkPerm(p);
    }

    private static void doPwd(PolicyParser p) throws Exception {
        if (p.getStorePassURL() == null ||
            !(p.getStorePassURL().endsWith("TokenStore.pwd"))) {
            throw new SecurityException("invalid password values");
        }
    }
}

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