Java tutorial
package tomekkup.helenos; import java.util.HashMap; import java.util.Map; import me.prettyprint.cassandra.service.CassandraHostConfigurator; import me.prettyprint.cassandra.service.ThriftCluster; import me.prettyprint.hector.api.Cluster; import org.springframework.util.Assert; /** * ******************************************************** * Copyright: 2012 Tomek Kuprowski * * License: GPLv2: http://www.gnu.org/licences/gpl.html * * @author Tomek Kuprowski (tomekkuprowski at gmail dot com) * ******************************************************* */ public class ClusterConfiguration { private String hosts; private String clusterName; private boolean active; private String alias; public ClusterConfiguration() { } public ClusterConfiguration(String alias, String hosts, String clusterName, boolean active) { setAlias(alias); setHosts(hosts); setClusterName(clusterName); setActive(active); } public void setAlias(String alias) { this.alias = alias; } public String getAlias() { return alias; } public String getHosts() { return hosts; } public void setHosts(String hosts) { this.hosts = hosts; } public String getClusterName() { return clusterName; } public void setClusterName(String clusterName) { this.clusterName = clusterName; } public boolean isActive() { return active; } public void setActive(boolean active) { this.active = active; } public Cluster createCluster() { return new ThriftCluster(clusterName, new CassandraHostConfigurator(hosts)); } public Map<String, ?> toParametersMap() { Assert.hasLength(hosts); Assert.hasLength(clusterName); Map<String, Object> map = new HashMap<String, Object>(3); map.put("alias", alias); map.put("hosts", hosts); map.put("clustername", clusterName); map.put("active", active); return map; } }