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package org.onap.ccsdk.sli.core.slipluginutils.slitopologyutils.graph;
/**
* Abstraction of a mutable path that allows gradual construction.
*/
public interface MutablePath<V extends Vertex, E extends Edge<V>> extends Path<V, E> {
/**
* Inserts a new edge at the beginning of this path. The edge must be
* adjacent to the prior start of the path.
*
* @param edge edge to be inserted
*/
void insertEdge(E edge);
/**
* Appends a new edge at the end of the this path. The edge must be
* adjacent to the prior end of the path.
*
* @param edge edge to be inserted
*/
void appendEdge(E edge);
/**
* Removes the specified edge. This edge must be either at the start or
* at the end of the path, or it must be a cyclic edge in order not to
* violate the contiguous path property.
*
* @param edge edge to be removed
*/
void removeEdge(E edge);
/**
* Sets the total path cost as a weight object.
*
* @param cost new path cost
*/
void setCost(Weight cost);
/**
* Returns an immutable copy of this path.
*
* @return immutable copy
*/
Path<V, E> toImmutable();
}
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