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Diffstat (limited to 'libjava/java/security/cert/CertPathBuilder.java')
| -rw-r--r-- | libjava/java/security/cert/CertPathBuilder.java | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/libjava/java/security/cert/CertPathBuilder.java b/libjava/java/security/cert/CertPathBuilder.java deleted file mode 100644 index f6965205f53..00000000000 --- a/libjava/java/security/cert/CertPathBuilder.java +++ /dev/null @@ -1,238 +0,0 @@ -/* CertPathBuilder.java -- bulids CertPath objects from Certificates. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath 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 for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package java.security.cert; - -import gnu.java.security.Engine; - -import java.security.InvalidAlgorithmParameterException; -import java.security.NoSuchAlgorithmException; -import java.security.NoSuchProviderException; -import java.security.Provider; -import java.security.Security; - -/** - * This class builds certificate paths (also called certificate chains), - * which can be used to establish trust for a particular certificate by - * building a path from a trusted certificate (a trust anchor) to the - * untrusted certificate. - * - * @see CertPath - */ -public class CertPathBuilder -{ - - // Constants and fields. - // ------------------------------------------------------------------------ - - /** Service name for CertPathBuilder. */ - private static final String CERT_PATH_BUILDER = "CertPathBuilder"; - - /** The underlying implementation. */ - private CertPathBuilderSpi cpbSpi; - - /** The provider of this implementation. */ - private Provider provider; - - /** The name of this implementation. */ - private String algorithm; - - // Constructor. - // ------------------------------------------------------------------------ - - /** - * Creates a new CertPathBuilder. - * - * @param cpbSpi The underlying implementation. - * @param provider The provider of the implementation. - * @param algorithm This implementation's name. - */ - protected CertPathBuilder(CertPathBuilderSpi cpbSpi, Provider provider, - String algorithm) - { - this.cpbSpi = cpbSpi; - this.provider = provider; - this.algorithm = algorithm; - } - - // Class methods. - // ------------------------------------------------------------------------ - - /** - * Get the default cert path builder type. - * - * <p>This value can be set at run-time by the security property - * <code>"certpathbuilder.type"</code>. If this property is not set, - * then the value returned is <code>"PKIX"</code>. - * - * @return The default CertPathBuilder algorithm. - */ - public static final String getDefaultType() - { - String type = Security.getProperty("certpathbuilder.type"); - if (type == null) - type = "PKIX"; - return type; - } - - /** - * Get an instance of a named CertPathBuilder, from the first provider - * that implements it. - * - * @param algorithm The name of the CertPathBuilder to create. - * @return The new instance. - * @throws NoSuchAlgorithmException If no installed provider - * implements the named algorithm. - */ - public static CertPathBuilder getInstance(String algorithm) - throws NoSuchAlgorithmException - { - Provider[] p = Security.getProviders(); - - for (int i = 0; i < p.length; i++) - { - try - { - return getInstance(algorithm, p[i]); - } - catch (NoSuchAlgorithmException e) - { - // Ignored. - } - } - - throw new NoSuchAlgorithmException(algorithm); - } - - /** - * Get an instance of a named CertPathBuilder from the named - * provider. - * - * @param algorithm The name of the CertPathBuilder to create. - * @param provider The name of the provider from which to get the - * implementation. - * @return The new instance. - * @throws NoSuchAlgorithmException If no installed provider - * implements the named algorithm. - * @throws NoSuchProviderException If the named provider does not - * exist. - */ - public static CertPathBuilder getInstance(String algorithm, String provider) - throws NoSuchAlgorithmException, NoSuchProviderException - { - Provider p = Security.getProvider(provider); - if (p == null) - throw new NoSuchProviderException(provider); - return getInstance(algorithm, p); - } - - /** - * Get an instance of a named CertPathBuilder from the specified - * provider. - * - * @param algorithm The name of the CertPathBuilder to create. - * @param provider The provider from which to get the implementation. - * @return The new instance. - * @throws NoSuchAlgorithmException If no installed provider - * implements the named algorithm. - * @throws IllegalArgumentException If <i>provider</i> in - * <tt>null</tt>. - */ - public static CertPathBuilder getInstance(String algorithm, Provider provider) - throws NoSuchAlgorithmException - { - if (provider == null) - throw new IllegalArgumentException("null provider"); - try - { - return new CertPathBuilder((CertPathBuilderSpi) - Engine.getInstance(CERT_PATH_BUILDER, algorithm, provider), - provider, algorithm); - } - catch (java.lang.reflect.InvocationTargetException ite) - { - throw new NoSuchAlgorithmException(algorithm); - } - catch (ClassCastException cce) - { - throw new NoSuchAlgorithmException(algorithm); - } - } - - // Instance methods. - // ------------------------------------------------------------------------ - - /** - * Return the name of this CertPathBuilder algorithm. - * - * @return The algorithm name. - */ - public final String getAlgorithm() - { - return algorithm; - } - - /** - * Return the provider of this instance's implementation. - * - * @return The provider. - */ - public final Provider getProvider() - { - return provider; - } - - /** - * Builds a certificate path. The {@link CertPathParameters} parameter - * passed to this method is implementation-specific, but in general - * should contain some number of certificates and some number of - * trusted certificates (or "trust anchors"). - * - * @param params The parameters. - * @retrun The certificate path result. - * @throws CertPathBuilderException If the certificate path cannot be - * built. - * @throws InvalidAlgorithmParameterException If the implementation - * rejects the specified parameters. - */ - public final CertPathBuilderResult build(CertPathParameters params) - throws CertPathBuilderException, InvalidAlgorithmParameterException - { - return cpbSpi.engineBuild(params); - } -} |
