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package org.glassfish.loadbalancer.admin.cli.reader.impl;
import org.glassfish.loadbalancer.admin.cli.transform.Visitor;
import org.glassfish.loadbalancer.admin.cli.transform.HealthCheckerVisitor;
import org.glassfish.loadbalancer.admin.cli.reader.api.HealthCheckerReader;
import org.glassfish.loadbalancer.admin.cli.reader.api.LbReaderException;
import com.sun.enterprise.config.serverbeans.HealthChecker;
import org.glassfish.loadbalancer.admin.cli.LbLogUtil;
/**
* Provides health checker information relavant to Load balancer tier.
*
* @author Kshitiz Saxena
*/
public class HealthCheckerReaderImpl implements HealthCheckerReader {
static HealthCheckerReader getDefaultHealthChecker() {
return defaultHCR;
}
public HealthCheckerReaderImpl() {
_hc = null;
}
/**
* Constructor
*/
public HealthCheckerReaderImpl(HealthChecker hc) {
if (hc == null) {
String msg = LbLogUtil.getStringManager().getString("ConfigBeanAndNameNull");
throw new IllegalArgumentException(msg);
}
_hc = hc;
}
/**
* Return health checker url
*
* @return String health checker url, it shoudld conform to
* RFC 2396. java.net.URI.resolve(url) shoudl
* return a valid URI.
*/
@Override
public String getUrl() throws LbReaderException {
if (_hc == null) {
return defaultURL;
}
return _hc.getUrl();
}
/**
* Health checker runs in the specified interval time.
*
* @return String value must be > 0
*/
@Override
public String getIntervalInSeconds() throws LbReaderException {
if (_hc == null) {
return defaultInterval;
}
return _hc.getIntervalInSeconds();
}
/**
* Timeout where a server is considered un healthy.
*
* @return String value must be > 0
*/
@Override
public String getTimeoutInSeconds() throws LbReaderException {
if (_hc == null) {
return defaultTimeout;
}
return _hc.getTimeoutInSeconds();
}
// --- VISITOR IMPLEMENTATION ---
@Override
public void accept(Visitor v) throws Exception {
HealthCheckerVisitor pv = (HealthCheckerVisitor) v;
pv.visit(this);
}
//--- PRIVATE VARIABLES ------
HealthChecker _hc = null;
private static final HealthCheckerReader defaultHCR =
new HealthCheckerReaderImpl();
private static final String defaultURL = "/";
private static final String defaultInterval = "10";
private static final String defaultTimeout = "30";
}