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Java example source code file (CertificateIssuerName.java)
The CertificateIssuerName.java Java example source code/* * Copyright (c) 1997, 2006, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ package sun.security.x509; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.util.Enumeration; import javax.security.auth.x500.X500Principal; import sun.security.util.*; /** * This class defines the X500Name attribute for the Certificate. * * @author Amit Kapoor * @author Hemma Prafullchandra * @see CertAttrSet */ public class CertificateIssuerName implements CertAttrSet<String> { /** * Identifier for this attribute, to be used with the * get, set, delete methods of Certificate, x509 type. */ public static final String IDENT = "x509.info.issuer"; /** * Sub attributes name for this CertAttrSet. */ public static final String NAME = "issuer"; public static final String DN_NAME = "dname"; // accessor name for cached X500Principal only // do not allow a set() of this value, do not advertise with getElements() public static final String DN_PRINCIPAL = "x500principal"; // Private data member private X500Name dnName; // cached X500Principal version of the name private X500Principal dnPrincipal; /** * Default constructor for the certificate attribute. * * @param name the X500Name */ public CertificateIssuerName(X500Name name) { this.dnName = name; } /** * Create the object, decoding the values from the passed DER stream. * * @param in the DerInputStream to read the X500Name from. * @exception IOException on decoding errors. */ public CertificateIssuerName(DerInputStream in) throws IOException { dnName = new X500Name(in); } /** * Create the object, decoding the values from the passed stream. * * @param in the InputStream to read the X500Name from. * @exception IOException on decoding errors. */ public CertificateIssuerName(InputStream in) throws IOException { DerValue derVal = new DerValue(in); dnName = new X500Name(derVal); } /** * Return the name as user readable string. */ public String toString() { if (dnName == null) return ""; return(dnName.toString()); } /** * Encode the name in DER form to the stream. * * @param out the DerOutputStream to marshal the contents to. * @exception IOException on errors. */ public void encode(OutputStream out) throws IOException { DerOutputStream tmp = new DerOutputStream(); dnName.encode(tmp); out.write(tmp.toByteArray()); } /** * Set the attribute value. */ public void set(String name, Object obj) throws IOException { if (!(obj instanceof X500Name)) { throw new IOException("Attribute must be of type X500Name."); } if (name.equalsIgnoreCase(DN_NAME)) { this.dnName = (X500Name)obj; this.dnPrincipal = null; } else { throw new IOException("Attribute name not recognized by " + "CertAttrSet:CertificateIssuerName."); } } /** * Get the attribute value. */ public Object get(String name) throws IOException { if (name.equalsIgnoreCase(DN_NAME)) { return(dnName); } else if (name.equalsIgnoreCase(DN_PRINCIPAL)) { if ((dnPrincipal == null) && (dnName != null)) { dnPrincipal = dnName.asX500Principal(); } return dnPrincipal; } else { throw new IOException("Attribute name not recognized by " + "CertAttrSet:CertificateIssuerName."); } } /** * Delete the attribute value. */ public void delete(String name) throws IOException { if (name.equalsIgnoreCase(DN_NAME)) { dnName = null; dnPrincipal = null; } else { throw new IOException("Attribute name not recognized by " + "CertAttrSet:CertificateIssuerName."); } } /** * Return an enumeration of names of attributes existing within this * attribute. */ public Enumeration<String> getElements() { AttributeNameEnumeration elements = new AttributeNameEnumeration(); elements.addElement(DN_NAME); return (elements.elements()); } /** * Return the name of this attribute. */ public String getName() { return(NAME); } } Other Java examples (source code examples)Here is a short list of links related to this Java CertificateIssuerName.java source code file: |
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