Examples with RrdDef org.jrobin.core.RrdDef used on opensource projects

Example 11 with RrdDef

use of org.jrobin.core.RrdDef in project opennms by OpenNMS.

the class JRobinRrdStrategy method createDefinition.

/**
 * {@inheritDoc}
 */
@Override
public RrdDef createDefinition(final String creator, final String directory, final String rrdName, int step, final List<RrdDataSource> dataSources, final List<String> rraList) throws Exception {
    File f = new File(directory);
    f.mkdirs();
    String fileName = directory + File.separator + rrdName + getDefaultFileExtension();
    if (new File(fileName).exists()) {
        LOG.debug("createDefinition: filename [{}] already exists returning null as definition", fileName);
        return null;
    }
    RrdDef def = new RrdDef(fileName);
    // def.setStartTime(System.currentTimeMillis()/1000L - 2592000L);
    def.setStartTime(1000);
    def.setStep(step);
    for (RrdDataSource dataSource : dataSources) {
        String dsMin = dataSource.getMin();
        String dsMax = dataSource.getMax();
        double min = (dsMin == null || "U".equals(dsMin) ? Double.NaN : Double.parseDouble(dsMin));
        double max = (dsMax == null || "U".equals(dsMax) ? Double.NaN : Double.parseDouble(dsMax));
        def.addDatasource(dataSource.getName(), dataSource.getType().toString(), dataSource.getHeartBeat(), min, max);
    }
    for (String rra : rraList) {
        def.addArchive(rra);
    }
    return def;
}