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 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package com.sun.enterprise.admin.servermgmt.cli;

import com.sun.enterprise.admin.cli.remote.RemoteCLICommand;
import com.sun.enterprise.admin.servermgmt.DomainConfig;
import com.sun.enterprise.admin.servermgmt.DomainsManager;
import com.sun.enterprise.admin.servermgmt.pe.PEDomainsManager;
import com.sun.enterprise.universal.i18n.LocalStringsImpl;
import com.sun.enterprise.util.ColumnFormatter;
import com.sun.enterprise.util.HostAndPort;
import com.sun.enterprise.util.io.DomainDirs;
import java.io.File;
import java.io.IOException;
import org.glassfish.api.Param;
import org.glassfish.api.admin.*;
import org.glassfish.hk2.api.PerLookup;
import org.jvnet.hk2.annotations.*;

/**
 * This is a local command that lists the domains.
 */
@Service(name = "list-domains")
@PerLookup
public final class ListDomainsCommand extends LocalDomainCommand {
    private static final LocalStringsImpl strings =
            new LocalStringsImpl(ListDomainsCommand.class);
    private String domainsRoot = null;

    @Param(name="long", shortName="l", optional=true)
    boolean longOpt;
    
    @Param(shortName="h", optional=true, defaultValue="true")
    boolean header;
    
    /*
     * Override the validate method because super.validate() calls initDomain,
     * and since we don't have a domain name yet, we aren't ready to call that.
     */
    @Override
    protected void validate()
            throws CommandException, CommandValidationException {
    }

    @Override
    protected int executeCommand() throws CommandException, CommandValidationException {
        try {
            File domainsDirFile = ok(domainDirParam)
                    ? new File(domainDirParam) : DomainDirs.getDefaultDomainsDir();

            DomainConfig domainConfig = new DomainConfig(null, domainsDirFile.getAbsolutePath());
            DomainsManager manager = new PEDomainsManager();
            String[] domainsList = manager.listDomains(domainConfig);
            programOpts.setInteractive(false);  // no prompting for passwords
            if (domainsList.length > 0) {
                if (longOpt) {
                    String headings[] = {"DOMAIN", "ADMIN_HOST", "ADMIN_PORT", "RUNNING", "RESTART_REQUIRED"};
                    ColumnFormatter cf = header ? new ColumnFormatter(headings) : 
                            new ColumnFormatter();
                    for (String dn : domainsList) {
                        DomainInfo di = getStatus(dn);
                        cf.addRow(new Object[] {
                            dn, 
                            di.adminAddr.getHost(), 
                            di.adminAddr.getPort(), 
                            di.status,
                            di.restartRequired                              
                        });
                    }
                    logger.info(cf.toString());
                } else {
                    for (String dn : domainsList) {
                        logger.info(getStatus(dn).statusMsg);
                    }
                }               
            }
            else {
                logger.fine(strings.get("NoDomainsToList"));
            }
        }
        catch (Exception ex) {
            throw new CommandException(ex.getLocalizedMessage());
        }
        return 0;
    }

    static class DomainInfo {
        public HostAndPort adminAddr;
        public boolean status;
        public String statusMsg;
        public boolean restartRequired;
    }
    
    private DomainInfo getStatus(String dn) throws IOException, CommandException {
        setDomainName(dn);
        initDomain();
        DomainInfo di = new DomainInfo();
        di.adminAddr = getAdminAddress();
        programOpts.setHostAndPort(di.adminAddr);
        di.status = isThisDAS(getDomainRootDir());
        
        if (di.status) {
            di.statusMsg = strings.get("list.domains.StatusRunning", dn);
            try {
                RemoteCLICommand cmd =
                        new RemoteCLICommand("_get-restart-required",
                        programOpts, env);
                String restartRequired =
                        cmd.executeAndReturnOutput("_get-restart-required");
                di.restartRequired = Boolean.parseBoolean(restartRequired.trim());
                if (di.restartRequired) {
                    di.statusMsg = strings.get("list.domains.StatusRestartRequired", dn);
                }
            }
            catch (Exception ex) {
            }
        }
        else {
            di.statusMsg = strings.get("list.domains.StatusNotRunning", dn);
        }
        return di;
    }
}