ListMappingCmdHandler.java :  » Net » james-3.0.0 » org » apache » james » remotemanager » core » Java Open Source

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package org.apache.james.remotemanager.core;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import org.apache.james.api.vut.management.VirtualUserTableManagementException;
import org.apache.james.remotemanager.CommandHelp;
import org.apache.james.remotemanager.RemoteManagerResponse;
import org.apache.james.remotemanager.RemoteManagerSession;

public class ListMappingCmdHandler extends AbstractMappingCmdHandler {
    private CommandHelp help = new CommandHelp("listmapping ([table=virtualusertablename]) [user@domain]","list all mappings for the given emailaddress");

    public final static String COMMAND_NAME = "LISTMAPPING";

    /**
     * @see org.apache.james.remotemanager.CommandHandler#onCommand(org.apache.james.remotemanager.RemoteManagerSession,
     *      java.lang.String, java.lang.String)
     */
    public RemoteManagerResponse onCommand(RemoteManagerSession session, String command, String parameters) {
        RemoteManagerResponse response;
        String[] args = null;
        String table = null;
        String user = null;
        String domain = null;

        if (parameters != null)
            args = parameters.split(" ");

        // check if the command was called correct
        if (parameters == null || parameters.trim().equals("") || args.length < 1 || args.length > 2) {
            response = new RemoteManagerResponse("Usage: " + help.getSyntax());
            return response;
        } else {
            if (args[0].startsWith("table=")) {
                table = args[0].substring("table=".length());
                if (args[1].indexOf("@") > 0) {
                    user = getMappingValue(args[1].split("@")[0]);
                    domain = getMappingValue(args[1].split("@")[1]);
                } else {
                    response = new RemoteManagerResponse("Usage: " + help.getSyntax());
                    return response;

                }
            } else {
                if (args[0].indexOf("@") > 0) {
                    user = getMappingValue(args[0].split("@")[0]);
                    domain = getMappingValue(args[0].split("@")[1]);
                } else {
                    response = new RemoteManagerResponse("Usage: " + help.getSyntax());
                    return response;

                }
            }

            try {
                Collection mappings = vutManagement.getUserDomainMappings(table, user, domain);
                if (mappings == null) {
                    response = new RemoteManagerResponse("No mappings found");
                } else {
                    response = new RemoteManagerResponse("Mappings:");

                    Iterator m = mappings.iterator();
                    while (m.hasNext()) {
                        response.appendLine(m.next().toString());
                    }
                }
            } catch (VirtualUserTableManagementException e) {
                session.getLogger().error("Error on listing mapping: " + e);
                response = new RemoteManagerResponse("Error on listing mapping: " + e);
            } catch (IllegalArgumentException e) {
                session.getLogger().error("Error on listing mapping: " + e);
                response = new RemoteManagerResponse("Error on listing mapping: " + e);
            }
        }

        return response;

    }

    /**
     * @see org.apache.james.socket.shared.CommonCommandHandler#getImplCommands()
     */
    public Collection<String> getImplCommands() {
        List<String> commands = new ArrayList<String>();
        commands.add(COMMAND_NAME);
        return commands;
    }

    /**
     * @see org.apache.james.remotemanager.CommandHandler#getHelp()
     */
    public CommandHelp getHelp() {
        return help;
    }

}