1 files changed, 79 insertions, 0 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/x509/X509Attribute.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/x509/X509Attribute.java
new file mode 100644
index 000000000..57a826e59
--- /dev/null
+++ b/libraries/spongycastle/prov/src/main/java/org/spongycastle/x509/X509Attribute.java
@@ -0,0 +1,79 @@
+package org.spongycastle.x509;
+
+import org.spongycastle.asn1.ASN1Encodable;
+import org.spongycastle.asn1.ASN1EncodableVector;
+import org.spongycastle.asn1.ASN1Object;
+import org.spongycastle.asn1.ASN1ObjectIdentifier;
+import org.spongycastle.asn1.ASN1Primitive;
+import org.spongycastle.asn1.ASN1Set;
+import org.spongycastle.asn1.DERSet;
+import org.spongycastle.asn1.x509.Attribute;
+
+/**
+ * Class for carrying the values in an X.509 Attribute.
+ */
+public class X509Attribute
+    extends ASN1Object
+{
+    Attribute    attr;
+    
+    /**
+     * @param at an object representing an attribute.
+     */
+    X509Attribute(
+        ASN1Encodable   at)
+    {
+        this.attr = Attribute.getInstance(at);
+    }
+
+    /**
+     * Create an X.509 Attribute with the type given by the passed in oid and
+     * the value represented by an ASN.1 Set containing value.
+     * 
+     * @param oid type of the attribute
+     * @param value value object to go into the atribute's value set.
+     */
+    public X509Attribute(
+        String          oid,
+        ASN1Encodable   value)
+    {
+        this.attr = new Attribute(new ASN1ObjectIdentifier(oid), new DERSet(value));
+    }
+    
+    /**
+     * Create an X.59 Attribute with the type given by the passed in oid and the
+     * value represented by an ASN.1 Set containing the objects in value.
+     * 
+     * @param oid type of the attribute
+     * @param value vector of values to go in the attribute's value set.
+     */
+    public X509Attribute(
+        String              oid,
+        ASN1EncodableVector value)
+    {
+        this.attr = new Attribute(new ASN1ObjectIdentifier(oid), new DERSet(value));
+    }
+    
+    public String getOID()
+    {
+        return attr.getAttrType().getId();
+    }
+    
+    public ASN1Encodable[] getValues()
+    {
+        ASN1Set         s = attr.getAttrValues();
+        ASN1Encodable[] values = new ASN1Encodable[s.size()];
+        
+        for (int i = 0; i != s.size(); i++)
+        {
+            values[i] = (ASN1Encodable)s.getObjectAt(i);
+        }
+        
+        return values;
+    }
+    
+    public ASN1Primitive toASN1Primitive()
+    {
+        return attr.toASN1Primitive();
+    }
+}