Updated so you can dump all messages for an OllamaObject, add a system message, and add messages from a list

Core/src/main/java/me/neurodock/ollama/OllamaObject.java

@@ -232,6 +232,36 @@ public class OllamaObject {
         messages.add(message);
     }
 
+    /**
+     * Returns the current list of messages, AND clears them.
+     * You will need to re-submit the System prompt if you had one
+     * @return an ArrayList containing all messages stored in this {@link OllamaObject}
+     */
+    public List<OllamaMessage> dumpMessages()
+    {
+        ArrayList<OllamaMessage> messages = new ArrayList<>(this.messages);
+        this.messages.clear();
+        return messages;
+    }
+
+    /**
+     * Adds all messages from a povided list to this {@link OllamaObject}
+     * @param messages the message list to add
+     */
+    public void addAllMessages(List<OllamaMessage> messages) {
+        this.messages.addAll(messages);
+    }
+
+    /**
+     * Adds a system message to the messages.
+     * <p>
+     * Equvalent to {@code OllamaObject#addMessage(new OllamaMessage(OllamaMessageRole.SYSTEM, <message>))}
+     * @param message
+     */
+    public void addSystemMessage(String message) {
+        messages.add(new OllamaMessage(OllamaMessageRole.SYSTEM, message));
+    }
+
     @Override
     public String toString() {
         JSONObject json = new JSONObject();