first commit

rus/WEB-INF/lib/javax.mail_src/javax/mail/MessageContext.java

@@ -0,0 +1,39 @@
+package javax.mail;
+
+public class MessageContext {
+  private Part part;
+  
+  public MessageContext(Part part) {
+    this.part = part;
+  }
+  
+  public Part getPart() {
+    return this.part;
+  }
+  
+  public Message getMessage() {
+    try {
+      return getMessage(this.part);
+    } catch (MessagingException ex) {
+      return null;
+    } 
+  }
+  
+  private static Message getMessage(Part p) throws MessagingException {
+    while (p != null) {
+      if (p instanceof Message)
+        return (Message)p; 
+      BodyPart bp = (BodyPart)p;
+      Multipart mp = bp.getParent();
+      if (mp == null)
+        return null; 
+      p = mp.getParent();
+    } 
+    return null;
+  }
+  
+  public Session getSession() {
+    Message msg = getMessage();
+    return (msg != null) ? msg.getSession() : null;
+  }
+}