Merge pull request #618 from GergoUjhelyi/master

main controller headless launcher

org.eclipse.titan.runtime/META-INF/MANIFEST.MF

 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: TITAN_Runtime Plug-in
-Bundle-SymbolicName: org.eclipse.titan.runtime
+Bundle-SymbolicName: org.eclipse.titan.runtime;singleton:=true
 Bundle-Version: 7.2.0.7_CAX_105_7730_R2A_20201030-1000
-Require-Bundle: org.antlr.runtime;bundle-version="4.3.0"
+Require-Bundle: org.antlr.runtime;bundle-version="4.3.0",
+ org.eclipse.equinox.app,
+ org.eclipse.core.variables;bundle-version="3.4.800",
+ org.eclipse.core.runtime;bundle-version="3.20.0"
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Bundle-ActivationPolicy: lazy
 Eclipse-LazyStart: true

org.eclipse.titan.runtime/plugin.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<?eclipse version="3.4"?>
+<plugin>
+   <extension
+         id="java_mctr"
+         point="org.eclipse.core.runtime.applications">
+      <application
+            cardinality="singleton-global"
+            thread="main"
+            visible="true">
+         <run
+               class="org.eclipse.titan.runtime.core.mctr.MctrCliHeadlessRunner">
+         </run>
+      </application>
+   </extension>
+
+</plugin>

org.eclipse.titan.runtime/src/org/eclipse/titan/runtime/core/cfgparser/ConfigCharsetDetector.java

@@ -49,7 +49,7 @@ public final class ConfigCharsetDetector {
 			 * Files.readAllBytes(p_file.toPath());
 			 **/
 		} catch (IOException e) {
-			throw new TtcnError(e);
+			throw new TtcnError(e.getMessage());
 		} finally {
 			try {
 				if (file_input != null) {
@@ -59,7 +59,7 @@ public final class ConfigCharsetDetector {
 					file_channel.close();
 				}
 			} catch (IOException e) {
-				throw new TtcnError(e);
+				throw new TtcnError(e.getMessage());
 			}
 		}
 	}

org.eclipse.titan.runtime/src/org/eclipse/titan/runtime/core/mctr/MctrCliHeadlessRunner.java

+/******************************************************************************
+ * Copyright (c) 2000-2021 Ericsson Telecom AB
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.html
+ ******************************************************************************/
+package org.eclipse.titan.runtime.core.mctr;
+
+import org.eclipse.equinox.app.IApplication;
+import org.eclipse.equinox.app.IApplicationContext;
+
+import java.util.Iterator;
+import java.util.Map;
+
+public class MctrCliHeadlessRunner implements IApplication {
+	
+	private MainController mainController;
+
+	@Override
+	public Object start(IApplicationContext context) throws Exception {
+		Map<Object, Object> arguments = context.getArguments();
+		String[] args = (String[]) arguments.get("application.args");
+		final Cli userInterface = new Cli();
+		final int max_ptcs = -1;
+
+		mainController = new MainController();
+		userInterface.setMainController(mainController);
+		mainController.initialize(userInterface, max_ptcs);
+
+		userInterface.enterLoop(args);
+		
+		return null;
+	}
+
+	@Override
+	public void stop() {
+		mainController.terminate();
+	}
+
+}