From b2968bef5d56723826cfe38f1fe5ab1d60aa79f3 Mon Sep 17 00:00:00 2001
From: tkellner <tkellner@174cde9d-5d70-4d2a-aa98-46368bc2aaf7>
Date: Wed, 10 Apr 2013 18:53:11 +0000
Subject: State Machine refactoring

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-over/trunk@23 174cde9d-5d70-4d2a-aa98-46368bc2aaf7
---
 .../at/asit/pdfover/gui/workflow/states/State.java | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/State.java

(limited to 'pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/State.java')

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/State.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/State.java
new file mode 100644
index 00000000..8b9a3ebb
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/State.java
@@ -0,0 +1,86 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.workflow.states;
+
+//Imports
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.asit.pdfover.gui.MainWindowBehavior;
+import at.asit.pdfover.gui.workflow.StateMachine;
+
+/**
+ * Base state class 
+ */
+public abstract class State {
+
+	/**
+	 * The StateMachine
+	 */
+	protected StateMachine stateMachine;
+
+	/**
+	 * SFL4J Logger instance
+	 **/
+	@SuppressWarnings("unused")
+	private static final Logger log = LoggerFactory.getLogger(State.class);
+	
+	private State nextState = null;
+
+	/**
+	 * Default Workflow State constructor
+	 * @param stateMachine the State Machine
+	 */
+	public State(StateMachine stateMachine) {
+		this.stateMachine = stateMachine;
+		this.nextState = this;
+	}
+	
+	/**
+	 * Gets the next logical state or null if this their is no state transition
+	 * @return the next state (or null)
+	 */
+	public State nextState() {
+		return this.nextState;
+	}
+	
+	/**
+	 * Sets the next logical state
+	 * @param state
+	 */
+	protected void setNextState(State state) {
+		this.nextState = state;
+	}
+	
+	/**
+	 * Perform main logic for this state
+	 */
+	public abstract void run();
+
+	/**
+	 * Update the state machine
+	 */
+	public void updateStateMachine()
+	{
+		this.stateMachine.update();
+	}
+
+	/**
+	 * Update the main window behavior of this state if necessary
+	 * Should update this.stateMachine.getStatus().getBehavior() 
+	 */
+	public abstract void updateMainWindowBehavior();
+}
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