+/*
+ * Copyright 2015 Samsung Electronics All Rights Reserved.
+ *
+ * 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 org.oic.simulator;
+/**
+ * This class visits the given attribute value and invokes the right method
+ * based on the type of the attribute value.
+ */
public class AttributeValueVisitor {
private AttributeValue mValue;
private VisitingMethods mListener;
public T visitingValue(SimulatorResourceModel[][][] value);
}
+ /**
+ * Constructs {@link AttributeValueVisitor} from the given
+ * {@link AttributeValue} and the implementation of the
+ * {@link VisitingMethods} interface.
+ *
+ * @param value
+ * {@link AttributeValue} object.
+ * @param listener
+ * Implementation of {@link VisitingMethods} interface.
+ */
public AttributeValueVisitor(AttributeValue value, VisitingMethods listener) {
mValue = value;
mListener = listener;
}
+ /**
+ * API which processes an {@link AttributeValue} to find its value type and
+ * convert the Object to the appropriate type for invoking the right
+ * visitor(method) in the {@link VisitingMethods} interface.
+ *
+ * @return Object which holds the value returned by the visitor method.
+ */
public Object visit() {
if (null == mValue || null == mListener)
return null;