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EclipseLink build based upon Git transaction ecdf3c32c4
/*
* Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// gonural - initial
// 2014-09-01-2.6.0 Dmitry Kornilov
// - Added convenient methods to retrieve links by rel.
package org.eclipse.persistence.internal.jpa.rs.metadata.model;
import java.util.ArrayList;
import java.util.List;
/**
* Represents a list of links for REST collection or entity resource.
*
* @author gonural
*/
public class ItemLinks {
private List links;
/**
* Returns a list of all links.
*
* @return a list of links.
*/
public List getLinks() {
return links;
}
/**
* Sets links.
*
* @param links links to set.
*/
public void setLinks(List links) {
if (this.links == null) {
this.links = new ArrayList();
}
this.links = links;
}
/**
* Adds a link.
*
* @param link link to add.
*/
public void addLink(LinkV2 link) {
if (this.links == null) {
this.links = new ArrayList();
}
this.links.add(link);
}
/**
* Gets 'canonical' link.
*
* @return 'Canonical' link or null if not found.
*/
public LinkV2 getCanonicalLink() {
return getLinkByRel("canonical");
}
/**
* Gets 'self' link.
*
* @return 'Self' link or null if not found.
*/
public LinkV2 getSelfLink() {
return getLinkByRel("self");
}
/**
* Finds a link by rel..
*
* @return Found link or null if not found.
*/
public LinkV2 getLinkByRel(String rel) {
if (links == null || links.isEmpty()) {
return null;
}
for (LinkV2 link : links) {
if (link.getRel().equals(rel)) {
return link;
}
}
return null;
}
}