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ArangoDB Java Driver

There is a newer version: 7.15.0

package com.arangodb.entity;

import java.util.ArrayList;
import java.util.List;

public class EdgeDefinitionsEntity {

	/**
	 * The list of edgeDefinitions
	 */
	private List edgeDefinitions;

	/**
	 * A list of edge collections used in the edge definitions
	 */
	private List edgeCollections;

	public EdgeDefinitionsEntity(List edgeDefinitions) {
		this.edgeDefinitions = edgeDefinitions;
		this.edgeCollections = new ArrayList();
		this.evalEdgeCollections();
	}

	public EdgeDefinitionsEntity() {
		this.edgeDefinitions = new ArrayList();
		this.edgeCollections = new ArrayList();
	}

	/**
	 * returns the number of edge definitions
	 * 
	 * @return number of edge definitions
	 */
	public int getSize() {
		return this.edgeDefinitions.size();
	}

	/**
	 * get all edge definitions
	 * 
	 * @return a list of EdgeDefinitionEntity objects
	 */
	public List getEdgeDefinitions() {
		return edgeDefinitions;
	}

	/**
	 * set the edge definitions (overwrites existing edge definitions)
	 * 
	 * @param edgeDefinitions
	 *            the edge definitions to be set
	 */
	public void setEdgeDefinitions(List edgeDefinitions) {
		this.edgeDefinitions = edgeDefinitions;
		this.evalEdgeCollections();
	}

	/**
	 * add a single edge definition
	 * 
	 * @param edgeDefinition
	 *            the edge definition to be added
	 */
	public void addEdgeDefinition(EdgeDefinitionEntity edgeDefinition) {
		if (!this.edgeCollections.contains(edgeDefinition.getCollection())) {
			this.edgeDefinitions.add(edgeDefinition);
			this.edgeCollections.add(edgeDefinition.getCollection());
		}
	}

	/**
	 * get a single edge definition identified by its edge collection name
	 * 
	 * @param collectionName
	 *            the name of the edge collection
	 * @return the adjacent edgeDefinition or null, if no match
	 */
	public EdgeDefinitionEntity getEdgeDefinition(String collectionName) {
		for (EdgeDefinitionEntity edgeDefintion : this.edgeDefinitions) {
			if (edgeDefintion.getCollection().equals(collectionName)) {
				return edgeDefintion;
			}
		}
		return null;
	}

	/**
	 * fills the list of edgeCollections
	 */
	private void evalEdgeCollections() {
		this.edgeCollections.clear();
		for (EdgeDefinitionEntity edgeDefintion : this.edgeDefinitions) {
			this.edgeCollections.add(edgeDefintion.getCollection());
		}
	}

}