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package com.sun.enterprise.ee.admin.lbadmin.reader.impl;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;
import com.sun.enterprise.config.ConfigBean;
import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.serverbeans.Server;
import com.sun.enterprise.config.serverbeans.EjbModule;
import com.sun.enterprise.config.serverbeans.J2eeApplication;
import com.sun.enterprise.config.serverbeans.ApplicationRef;
import com.sun.enterprise.config.serverbeans.ClusterRef;
import com.sun.enterprise.config.serverbeans.HealthChecker;
import com.sun.enterprise.config.serverbeans.ClusterHelper;
import com.sun.enterprise.config.serverbeans.WebModule;
import com.sun.enterprise.config.serverbeans.ServerHelper;
import com.sun.enterprise.config.serverbeans.ApplicationHelper;
import com.sun.enterprise.admin.util.IAdminConstants;
import com.sun.enterprise.ee.admin.lbadmin.reader.api.WebModuleReader;
import com.sun.enterprise.ee.admin.lbadmin.reader.api.HealthCheckerReader;
import com.sun.enterprise.ee.admin.lbadmin.reader.api.LocationHelper;
import java.util.logging.Logger;
import java.util.logging.Level;
import com.sun.logging.ee.EELogDomains;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.enterprise.util.i18n.StringManagerBase;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.ee.admin.lbadmin.reader.api.LbReaderException;
import com.sun.enterprise.tools.common.dd.webapp.SunWebApp;
import com.sun.enterprise.tools.common.dd.ejb.SunEjbJar;
import com.sun.enterprise.tools.common.dd.ejb.Ejb;
import com.sun.enterprise.tools.common.dd.ejb.EnterpriseBeans;
import com.sun.enterprise.tools.common.dd.WebserviceEndpoint;
/**
* Impl class for ClusterReader. This provides loadbalancer
* data for a cluster.
*
* @author Satish Viswanatham
* @since JDK1.4
*/
public class ClusterReaderHelper {
/**
* Returns the web module readers for a set of application refs.
*
* @param _configCtx Current Config context
* @param refs Application ref(s) from cluster or stand alone
* instance
* @param target Name of the cluster or stand alone instance
*
* @return WebModuleReader[] Array of the corresponding web module
* reader(s).
*
* @throws LbReaderException In case of any error(s).
*/
public static WebModuleReader[] getWebModules(ConfigContext _configCtx,
ApplicationRef[] refs, String target) throws LbReaderException {
List list = new ArrayList();
for (int i=0; i<refs.length; i++) {
String name = refs[i].getRef();
ConfigBean bean = null;
try {
bean = ApplicationHelper.findApplication(_configCtx, name);
} catch (ConfigException ce) {
String msg = _strMgr.getString("ErrorFindingApplication",
name, target);
throw new LbReaderException(msg, ce);
}
LocationHelper lhelper = new LocationHelperImpl(_configCtx);
if (bean instanceof WebModule) {
WebModule wMod = (WebModule) bean;
if ( ( wMod != null) &&
( wMod.getObjectType().equals( IAdminConstants.USER))) {
String l =lhelper.getSunWebXmlPathForModule(wMod.getName());
WebModuleReader wr = new WebModuleReaderImpl(_configCtx,
refs[i], bean, createSunWebApp(l));
list.add(wr);
}
}else if(bean instanceof EjbModule) {
List l1 = lhelper.getSunEjbJarXmlPathForApplication(
name);
int size1 = l1.size();
for (int j=0; j<size1; j++) {
List<WebserviceEndpoint> wsepList =
createWebserviceEndpoint((String)l1.get(j));
for(WebserviceEndpoint wsep: wsepList){
WebModuleReader wr = new EjbJarModuleReaderImpl(
_configCtx, refs[i], wsep );
list.add(wr);
}
}
} else if (bean instanceof J2eeApplication) {
J2eeApplication app = (J2eeApplication) bean;
if ( (app != null) &&
(app.getObjectType().equals( IAdminConstants.USER))) {
// get all the web modules inside application
List l = lhelper.getSunWebXmlPathForApplication(
app.getName());
int size = l.size();
for (int j=0; j<size; j++) {
WebModuleReader wr = new WebModuleReaderImpl(_configCtx,
refs[i], null,
createSunWebApp((String)l.get(j)));
list.add(wr);
}
List l1 = lhelper.getSunEjbJarXmlPathForApplication(
app.getName());
int size1 = l1.size();
for (int j=0; j<size1; j++) {
List<WebserviceEndpoint> wsepList = createWebserviceEndpoint((String)l1.get(j));
for(WebserviceEndpoint wsep: wsepList){
WebModuleReader wr = new EjbJarModuleReaderImpl(_configCtx,
refs[i], wsep );
list.add(wr);
}
}
}
}
}
// returns the web module reader as array
WebModuleReader[] webModules = new WebModuleReader[list.size()];
return (WebModuleReader[]) list.toArray(webModules);
}
/**
* Create SunWebApp bean from the file.
*
* @param String location of sun-web.xml. (full path, including
* directory and file name).
*
* @returns SunWebApp bean representation.
*
* @throws LbReaderException In case of any error(s).
*/
public static SunWebApp createSunWebApp(String l)
throws LbReaderException {
FileInputStream in = null;
try {
in = new FileInputStream(new File(l));
} catch (FileNotFoundException fne) {
_logger.log(Level.WARNING,
_sMgr.getString("http_lb_admin.sunweb.xml.not.found", l));
}
SunWebApp sw = null;
try {
sw = SunWebApp.createGraph(in);
} catch( Exception e) {
_logger.log(Level.WARNING,
_sMgr.getString("http_lb_admin.sunweb.bean.create.failed", e));
}
return sw;
}
public static List<WebserviceEndpoint> createWebserviceEndpoint(String l)
throws LbReaderException {
FileInputStream in = null;
try {
in = new FileInputStream(new File(l));
} catch (FileNotFoundException fne) {
_logger.log(Level.WARNING,
_sMgr.getString("http_lb_admin.sunejbjar.xml.not.found", l));
}
SunEjbJar se = null;
List<WebserviceEndpoint> list = new ArrayList<WebserviceEndpoint>();
try {
se = SunEjbJar.createGraph(in);
EnterpriseBeans beans = se.getEnterpriseBeans();
Ejb [] ejbs = beans.getEjb();
for(Ejb ejb : ejbs){
WebserviceEndpoint [] wseps = ejb.getWebserviceEndpoint();
list.addAll(Arrays.asList(wseps));
}
} catch( Exception e) {
_logger.log(Level.WARNING,
_sMgr.getString("http_lb_admin.ejbjar.bean.create.failed", e));
}
return list;
}
private static final StringManager _strMgr =
StringManager.getManager(ClusterReaderHelper.class);
private static Logger _logger = Logger.getLogger(
EELogDomains.EE_ADMIN_LOGGER);
private static final StringManagerBase _sMgr =
StringManagerBase.getStringManager(_logger.getResourceBundleName());
}