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diff --git a/libjava/java/security/Signer.java b/libjava/java/security/Signer.java
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+/* Signer.java --- Signer Class
+   Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+As a special exception, if you link this library with other files to
+produce an executable, this library does not by itself cause the
+resulting executable to be covered by the GNU General Public License.
+This exception does not however invalidate any other reasons why the
+executable file might be covered by the GNU General Public License. */
+
+package java.security;
+
+/**
+   Signer is a subclass used to store a digital signature key with 
+   an Identity.
+
+   @author Mark Benvenuto <ivymccough@worldnet.att.net>
+
+   @since JDK 1.1
+ */
+public abstract class Signer extends Identity
+{
+  private PrivateKey privateKey = null;
+
+  /**
+     Constructs a new Signer.
+   */
+  protected Signer()
+  {
+  }
+
+  /**
+     Constructs a new Signer with the specified name.
+
+     @param name the name of the identity.
+   */
+  public Signer(String name)
+  {
+    super(name);
+  }
+
+  /**
+     Constructs a new Signer with the specifid name and 
+     IdentityScope.
+
+     @param name the name of the identity.
+     @scope the IdentityScope to use
+
+     @throws KeyManagementException if duplicate identity name 
+     within scope
+   */
+  public Signer(String name, IdentityScope scope)
+    throws KeyManagementException
+  {
+    super(name, scope);
+  }
+
+  /**
+     Returns the private key for this signer.
+
+     This class checks the security manager with the call 
+     checkSecurityAccess with "getSignerPrivateKey".
+
+     @returns the private key for the signer
+
+     @throws SecurityException - if the security manager denies 
+     access to "getSignerPrivateKey"
+   */
+  public PrivateKey getPrivateKey()
+  {
+    SecurityManager sm = System.getSecurityManager();
+    if (sm != null)
+      sm.checkSecurityAccess("getSignerPrivateKey");
+
+    return privateKey;
+  }
+
+  /**
+     Specifies the KeyPair associated with this Signer.
+
+     This class checks the security manager with the call 
+     checkSecurityAccess with "setSignerKeyPair".
+
+     @param pair the keyPair
+
+     @throws InvalidParameterException invalidly intialized key pair
+     @throws KeyException another key error
+     @throws SecurityException - if the security manager denies 
+     access to "getSignerPrivateKey"
+   */
+  public final void setKeyPair(KeyPair pair)
+    throws InvalidParameterException, KeyException
+  {
+    SecurityManager sm = System.getSecurityManager();
+    if (sm != null)
+      sm.checkSecurityAccess("setSignerKeyPair");
+
+    try
+      {
+	if (pair.getPublic() != null)
+	  setPublicKey(pair.getPublic());
+	else
+	  throw new InvalidParameterException();
+
+      }
+    catch (KeyManagementException kme)
+      {
+	throw new KeyException();
+      }
+
+    if (pair.getPrivate() != null)
+        privateKey = pair.getPrivate();
+    else
+      throw new InvalidParameterException();
+  }
+
+  /**
+     Returns a string representing this Signer.
+
+     @returns a string representing this Signer.
+   */
+  public String toString()
+  {
+    return (getName() + ": " + privateKey);
+  }
+}