1 files changed, 107 insertions, 0 deletions
diff --git a/core/src/main/java/org/spongycastle/asn1/x509/PolicyMappings.java b/core/src/main/java/org/spongycastle/asn1/x509/PolicyMappings.java
new file mode 100644
index 00000000..4b01b0d6
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/asn1/x509/PolicyMappings.java
@@ -0,0 +1,107 @@
+package org.spongycastle.asn1.x509;
+
+import java.util.Enumeration;
+import java.util.Hashtable;
+
+import org.spongycastle.asn1.ASN1EncodableVector;
+import org.spongycastle.asn1.ASN1Object;
+import org.spongycastle.asn1.ASN1ObjectIdentifier;
+import org.spongycastle.asn1.ASN1Primitive;
+import org.spongycastle.asn1.ASN1Sequence;
+import org.spongycastle.asn1.DERSequence;
+
+/**
+ * PolicyMappings V3 extension, described in RFC3280.
+ * <pre>
+ *    PolicyMappings ::= SEQUENCE SIZE (1..MAX) OF SEQUENCE {
+ *      issuerDomainPolicy      CertPolicyId,
+ *      subjectDomainPolicy     CertPolicyId }
+ * </pre>
+ *
+ * @see <a href="http://www.faqs.org/rfc/rfc3280.txt">RFC 3280, section 4.2.1.6</a>
+ */
+public class PolicyMappings
+    extends ASN1Object
+{
+    ASN1Sequence seq = null;
+
+    public static PolicyMappings getInstance(Object obj)
+    {
+        if (obj instanceof PolicyMappings)
+        {
+            return (PolicyMappings)obj;
+        }
+        if (obj != null)
+        {
+            return new PolicyMappings(ASN1Sequence.getInstance(obj));
+        }
+
+        return null;
+    }
+
+    /**
+     * Creates a new <code>PolicyMappings</code> instance.
+     *
+     * @param seq an <code>ASN1Sequence</code> constructed as specified
+     *            in RFC 3280
+     */
+    private PolicyMappings(ASN1Sequence seq)
+    {
+        this.seq = seq;
+    }
+
+    /**
+     * Creates a new <code>PolicyMappings</code> instance.
+     *
+     * @param mappings a <code>HashMap</code> value that maps
+     *                 <code>String</code> oids
+     *                 to other <code>String</code> oids.
+     * @deprecated use CertPolicyId constructors.
+     */
+    public PolicyMappings(Hashtable mappings)
+    {
+        ASN1EncodableVector dev = new ASN1EncodableVector();
+        Enumeration it = mappings.keys();
+
+        while (it.hasMoreElements())
+        {
+            String idp = (String)it.nextElement();
+            String sdp = (String)mappings.get(idp);
+            ASN1EncodableVector dv = new ASN1EncodableVector();
+            dv.add(new ASN1ObjectIdentifier(idp));
+            dv.add(new ASN1ObjectIdentifier(sdp));
+            dev.add(new DERSequence(dv));
+        }
+
+        seq = new DERSequence(dev);
+    }
+
+    public PolicyMappings(CertPolicyId issuerDomainPolicy, CertPolicyId subjectDomainPolicy)
+    {
+        ASN1EncodableVector dv = new ASN1EncodableVector();
+        dv.add(issuerDomainPolicy);
+        dv.add(subjectDomainPolicy);
+
+        seq = new DERSequence(new DERSequence(dv));
+    }
+
+    public PolicyMappings(CertPolicyId[] issuerDomainPolicy, CertPolicyId[] subjectDomainPolicy)
+    {
+        ASN1EncodableVector dev = new ASN1EncodableVector();
+
+        for (int i = 0; i != issuerDomainPolicy.length; i++)
+        {
+            ASN1EncodableVector dv = new ASN1EncodableVector();
+            dv.add(issuerDomainPolicy[i]);
+            dv.add(subjectDomainPolicy[i]);
+            dev.add(new DERSequence(dv));
+        }
+
+        seq = new DERSequence(dev);
+    }
+
+    public ASN1Primitive toASN1Primitive()
+    {
+        return seq;
+    }
+}