[New] Added New StrolchElementVisitor for StrolchRootElement

Also added getParent() and getRootElement() on StrolchElement

src/main/java/li/strolch/model/Order.java

@@ -18,6 +18,7 @@ package li.strolch.model;
 import java.util.Date;
 
 import li.strolch.model.Locator.LocatorBuilder;
+import li.strolch.model.visitor.StrolchRootElementVisitor;
 
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
@@ -169,6 +170,21 @@ public class Order extends GroupedParameterizedElement implements StrolchRootEle
 		return lb.build();
 	}
 
+	@Override
+	public StrolchElement getParent() {
+		return null;
+	}
+
+	@Override
+	public Order getRootElement() {
+		return this;
+	}
+
+	@Override
+	public <T> T accept(StrolchRootElementVisitor visitor) {
+		return visitor.visitOrder(this);
+	}
+
 	@SuppressWarnings("nls")
 	@Override
 	public String toString() {

src/main/java/li/strolch/model/ParameterizedElement.java

@@ -92,25 +92,6 @@ public abstract class ParameterizedElement extends AbstractStrolchElement {
 		this.type = type;
 	}
 
-	/**
-	 * Returns this {@link ParameterizedElement}'s parent
-	 * 
-	 * @return the parent
-	 */
-	public GroupedParameterizedElement getParent() {
-		return this.parent;
-	}
-
-	/**
-	 * Set the parent for this {@link ParameterizedElement}
-	 * 
-	 * @param parent
-	 *            the parent to set
-	 */
-	public void setParent(GroupedParameterizedElement parent) {
-		this.parent = parent;
-	}
-
 	/**
 	 * Returns the {@link Parameter} with the given id, or null if it does not exist
 	 * 
@@ -278,6 +259,26 @@ public abstract class ParameterizedElement extends AbstractStrolchElement {
 		}
 	}
 
+	@Override
+	public GroupedParameterizedElement getParent() {
+		return this.parent;
+	}
+
+	/**
+	 * Set the parent for this {@link ParameterizedElement}
+	 * 
+	 * @param parent
+	 *            the parent to set
+	 */
+	public void setParent(GroupedParameterizedElement parent) {
+		this.parent = parent;
+	}
+
+	@Override
+	public StrolchRootElement getRootElement() {
+		return this.parent.getRootElement();
+	}
+
 	@SuppressWarnings("nls")
 	@Override
 	public String toString() {

src/main/java/li/strolch/model/Resource.java

@@ -16,6 +16,7 @@
 package li.strolch.model;
 
 import li.strolch.model.Locator.LocatorBuilder;
+import li.strolch.model.visitor.StrolchRootElementVisitor;
 
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
@@ -84,6 +85,21 @@ public class Resource extends GroupedParameterizedElement implements StrolchRoot
 		return lb.build();
 	}
 
+	@Override
+	public StrolchElement getParent() {
+		return null;
+	}
+
+	@Override
+	public Resource getRootElement() {
+		return this;
+	}
+
+	@Override
+	public <T> T accept(StrolchRootElementVisitor visitor) {
+		return visitor.visitResource(this);
+	}
+
 	@SuppressWarnings("nls")
 	@Override
 	public String toString() {

src/main/java/li/strolch/model/StrolchElement.java

@@ -94,6 +94,10 @@ public interface StrolchElement extends Serializable, Comparable<StrolchElement>
 	 */
 	public String getType();
 
+	public StrolchElement getParent();
+
+	public StrolchRootElement getRootElement();
+
 	/**
 	 * Return a clone of this {@link StrolchElement}
 	 * 

src/main/java/li/strolch/model/StrolchRootElement.java

@@ -15,6 +15,8 @@
  */
 package li.strolch.model;
 
+import li.strolch.model.visitor.StrolchRootElementVisitor;
+
 /**
  * Root element for all top level {@link StrolchElement}. These are elements which have no parent, e.g. {@link Resource
  * Resources} and {@link Order Orders}
@@ -23,5 +25,5 @@ package li.strolch.model;
  */
 public interface StrolchRootElement extends StrolchElement {
 
-	// marker interface
+	public <T> T accept(StrolchRootElementVisitor visitor);
 }

src/main/java/li/strolch/model/parameter/AbstractParameter.java

@@ -21,9 +21,10 @@ import li.strolch.exception.StrolchException;
 import li.strolch.model.AbstractStrolchElement;
 import li.strolch.model.Locator;
 import li.strolch.model.Locator.LocatorBuilder;
-import li.strolch.model.visitor.ParameterVisitor;
 import li.strolch.model.ParameterizedElement;
+import li.strolch.model.StrolchRootElement;
 import li.strolch.model.Tags;
+import li.strolch.model.visitor.ParameterVisitor;
 
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
@@ -121,6 +122,11 @@ public abstract class AbstractParameter<T> extends AbstractStrolchElement implem
 		this.parent = parent;
 	}
 
+	@Override
+	public StrolchRootElement getRootElement() {
+		return this.parent.getRootElement();
+	}
+
 	@Override
 	public Element toDom(Document doc) {
 		Element element = doc.createElement(Tags.PARAMETER);

src/main/java/li/strolch/model/visitor/StrolchElementVisitor.java

@@ -20,7 +20,7 @@ import li.strolch.model.StrolchElement;
 /**
  * @author Robert von Burg <eitch@eitchnet.ch>
  */
-public interface StrolchElementVisitor<T extends StrolchElement> {
+public interface StrolchElementVisitor<T extends StrolchElement> extends StrolchVisitor {
 
 	public void visit(T element);
 }

src/main/java/li/strolch/model/visitor/StrolchRootElementVisitor.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2013 Robert von Burg <eitch@eitchnet.ch>
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package li.strolch.model.visitor;
+
+import li.strolch.model.Order;
+import li.strolch.model.Resource;
+
+/**
+ * @author Robert von Burg <eitch@eitchnet.ch>
+ */
+public interface StrolchRootElementVisitor extends StrolchVisitor {
+
+	public <T> T visitOrder(Order order);
+
+	public <T> T visitResource(Resource resource);
+}

src/main/java/li/strolch/model/visitor/StrolchVisitor.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2013 Robert von Burg <eitch@eitchnet.ch>
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package li.strolch.model.visitor;
+
+/**
+ * Marker interface to allow to quickly see the visitor implementations in Strolch
+ * 
+ * @author Robert von Burg <eitch@eitchnet.ch>
+ */
+public interface StrolchVisitor {
+
+	// marker interface
+}