1 files changed, 144 insertions, 0 deletions
diff --git a/core/src/main/java/org/spongycastle/asn1/x509/SubjectDirectoryAttributes.java b/core/src/main/java/org/spongycastle/asn1/x509/SubjectDirectoryAttributes.java
new file mode 100644
index 00000000..13d4d284
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/asn1/x509/SubjectDirectoryAttributes.java
@@ -0,0 +1,144 @@
+package org.spongycastle.asn1.x509;
+
+import java.util.Enumeration;
+import java.util.Vector;
+
+import org.spongycastle.asn1.ASN1EncodableVector;
+import org.spongycastle.asn1.ASN1Object;
+import org.spongycastle.asn1.ASN1Primitive;
+import org.spongycastle.asn1.ASN1Sequence;
+import org.spongycastle.asn1.DERSequence;
+
+/**
+ * This extension may contain further X.500 attributes of the subject. See also
+ * RFC 3039.
+ * 
+ * <pre>
+ *     SubjectDirectoryAttributes ::= Attributes
+ *     Attributes ::= SEQUENCE SIZE (1..MAX) OF Attribute
+ *     Attribute ::= SEQUENCE 
+ *     {
+ *       type AttributeType 
+ *       values SET OF AttributeValue 
+ *     }
+ *     
+ *     AttributeType ::= OBJECT IDENTIFIER
+ *     AttributeValue ::= ANY DEFINED BY AttributeType
+ * </pre>
+ * 
+ * @see org.spongycastle.asn1.x500.style.BCStyle for AttributeType ObjectIdentifiers.
+ */
+public class SubjectDirectoryAttributes 
+    extends ASN1Object
+{
+    private Vector attributes = new Vector();
+
+    public static SubjectDirectoryAttributes getInstance(
+        Object obj)
+    {
+        if (obj instanceof SubjectDirectoryAttributes)
+        {
+            return (SubjectDirectoryAttributes)obj;
+        }
+
+        if (obj != null)
+        {
+            return new SubjectDirectoryAttributes(ASN1Sequence.getInstance(obj));
+        }
+
+        return null;
+    }
+
+    /**
+     * Constructor from ASN1Sequence.
+     * 
+     * The sequence is of type SubjectDirectoryAttributes:
+     * 
+     * <pre>
+     *      SubjectDirectoryAttributes ::= Attributes
+     *      Attributes ::= SEQUENCE SIZE (1..MAX) OF Attribute
+     *      Attribute ::= SEQUENCE 
+     *      {
+     *        type AttributeType 
+     *        values SET OF AttributeValue 
+     *      }
+     *      
+     *      AttributeType ::= OBJECT IDENTIFIER
+     *      AttributeValue ::= ANY DEFINED BY AttributeType
+     * </pre>
+     * 
+     * @param seq
+     *            The ASN.1 sequence.
+     */
+    private SubjectDirectoryAttributes(ASN1Sequence seq)
+    {
+        Enumeration e = seq.getObjects();
+
+        while (e.hasMoreElements())
+        {
+            ASN1Sequence s = ASN1Sequence.getInstance(e.nextElement());
+            attributes.addElement(Attribute.getInstance(s));
+        }
+    }
+
+    /**
+     * Constructor from a vector of attributes.
+     * 
+     * The vector consists of attributes of type {@link Attribute Attribute}
+     * 
+     * @param attributes
+     *            The attributes.
+     * 
+     */
+    public SubjectDirectoryAttributes(Vector attributes)
+    {
+        Enumeration e = attributes.elements();
+
+        while (e.hasMoreElements())
+        {
+            this.attributes.addElement(e.nextElement());
+        }
+    }
+
+    /**
+     * Produce an object suitable for an ASN1OutputStream.
+     * 
+     * Returns:
+     * 
+     * <pre>
+     *      SubjectDirectoryAttributes ::= Attributes
+     *      Attributes ::= SEQUENCE SIZE (1..MAX) OF Attribute
+     *      Attribute ::= SEQUENCE 
+     *      {
+     *        type AttributeType 
+     *        values SET OF AttributeValue 
+     *      }
+     *      
+     *      AttributeType ::= OBJECT IDENTIFIER
+     *      AttributeValue ::= ANY DEFINED BY AttributeType
+     * </pre>
+     * 
+     * @return a ASN1Primitive
+     */
+    public ASN1Primitive toASN1Primitive()
+    {
+        ASN1EncodableVector vec = new ASN1EncodableVector();
+        Enumeration e = attributes.elements();
+
+        while (e.hasMoreElements())
+        {
+
+            vec.add((Attribute)e.nextElement());
+        }
+
+        return new DERSequence(vec);
+    }
+
+    /**
+     * @return Returns the attributes.
+     */
+    public Vector getAttributes()
+    {
+        return attributes;
+    }
+}