no-jira: enhance compatibility of the import for course from other vendors

src/main/java/org/olat/course/condition/additionalconditions/PasswordCondition.java

+/**
+ * <a href="http://www.openolat.org">
+ * OpenOLAT - Online Learning and Training</a><br>
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License"); <br>
+ * you may not use this file except in compliance with the License.<br>
+ * You may obtain a copy of the License at the
+ * <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
+ * <p>
+ * Unless required by applicable law or agreed to in writing,<br>
+ * software distributed under the License is distributed on an "AS IS" BASIS, <br>
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
+ * See the License for the specific language governing permissions and <br>
+ * limitations under the License.
+ * <p>
+ * Initial code contributed and copyrighted by<br>
+ * frentix GmbH, http://www.frentix.com
+ * <p>
+ */
+package org.olat.course.condition.additionalconditions;
+
+import org.olat.course.condition.Condition;
+import org.olat.course.nodes.GenericCourseNode;
+
+/**
+ * Only a placeholder to import courses from other vendors
+ * 
+ * @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
+ */
+public class PasswordCondition extends Condition {
+
+	private static final long serialVersionUID = -2311016997086309298L;
+	
+	private Long courseId;
+	private GenericCourseNode node;
+
+	
+	
+	public Long getCourseId() {
+		return courseId;
+	}
+
+	public void setCourseId(Long courseId) {
+		this.courseId = courseId;
+	}
+
+	public GenericCourseNode getNode() {
+		return node;
+	}
+
+	public void setNode(GenericCourseNode node) {
+		this.node = node;
+	}
+}

src/main/java/org/olat/course/nodes/GenericCourseNode.java

@@ -70,6 +70,7 @@ public abstract class GenericCourseNode extends GenericNode implements CourseNod
 	private String noAccessExplanation;
 	private Condition preConditionVisibility;
 	private Condition preConditionAccess;
+	private List<Condition> additionalConditions;
 	protected transient StatusDescription[] oneClickStatusCache = null;
 
 	/**
@@ -330,6 +331,18 @@ public abstract class GenericCourseNode extends GenericNode implements CourseNod
 		preConditionAccess.setConditionId("accessability");
 		return preConditionAccess;
 	}
+	
+	/**
+	 * Only a placeholder to accept courses from others OLAT vendors
+	 * @return
+	 */
+	public List<Condition> getAdditionalConditions() {
+		return additionalConditions;
+	}
+
+	public void setAdditionalConditions(List<Condition> additionalConditions) {
+		this.additionalConditions = additionalConditions;
+	}
 
 	/**
 	 * Generic interface implementation. May be overriden by specific node's