Examples with ILocationMatcher alien4cloud.deployment.matching.plugins.ILocationMatcher used on opensource projects

Example 1 with ILocationMatcher

use of alien4cloud.deployment.matching.plugins.ILocationMatcher in project alien4cloud by alien4cloud.

the class LocationMatchingService method match.

/**
 * Given a topology, return a list of locations on which the topo can be deployed
 *
 * @param topology The topology to match against the location matcher.
 * @param applicationEnvironment eventually the environment related to the topology to match.
 * @return A list of candidates Location Matches.
 */
public List<ILocationMatch> match(Topology topology, ApplicationEnvironment applicationEnvironment) {
    List<ILocationMatch> matches;
    // If no registered matcher id found later on, then match with the default matcher
    ILocationMatcher matcher = defaultLocationMatcher;
    // TODO Now we just take the first matcher found. To fix. Later, use the configured matcher
    Map<String, Map<String, ILocationMatcher>> instancesByPlugins = locationMatcherFactoriesRegistry.getInstancesByPlugins();
    if (MapUtils.isNotEmpty(instancesByPlugins)) {
        Map<String, ILocationMatcher> matchers = instancesByPlugins.values().iterator().next();
        if (MapUtils.isNotEmpty(matchers)) {
            matcher = matchers.values().iterator().next();
        }
    }
    matches = matcher.match(topology);
    // keep only the authorized ones
    authorizationFilter.filter(matches, applicationEnvironment);
    return CollectionUtils.isEmpty(matches) ? null : matches;
}