ec2AssociateAddress.java

package org.xmlsh.aws;

import java.io.IOException;
import java.util.List;

import javax.xml.stream.XMLStreamException;

import net.sf.saxon.s9api.SaxonApiException;

import org.xmlsh.aws.util.AWSEC2Command;
import org.xmlsh.aws.util.AWSUtil;
import org.xmlsh.core.CoreException;
import org.xmlsh.core.InvalidArgumentException;
import org.xmlsh.core.Options;
import org.xmlsh.core.UnexpectedException;
import org.xmlsh.core.XValue;
import org.xmlsh.util.Util;

import com.amazonaws.services.ec2.model.AssociateAddressRequest;
import com.amazonaws.services.ec2.model.AssociateAddressResult;


public class ec2AssociateAddress extends AWSEC2Command {




    /**
     * @param args
     * @throws IOException 
     */
    @Override
    public int run(List<XValue> args) throws Exception {


        Options opts = getOptions();
        parseOptions(opts, args);

        setSerializeOpts(this.getSerializeOpts(opts));
        args = opts.getRemainingArgs();





        if( args.size() != 2 ){
            usage(null);
            return 1;
        }


        try {
            getEC2Client(opts);
        } catch (UnexpectedException e) {
            usage( e.getLocalizedMessage() );
            return 1;

        }

        String 	instance = args.get(0).toString();
        String	ip = args.get(1).toString();


        int ret = associate( instance , ip );
        return ret;


    }


    private int associate( String instance , String ip ) throws IOException, XMLStreamException, SaxonApiException, CoreException  
    {

        String raw_ip = AWSUtil.resolveDNS( ip );
        if( Util.isBlank(raw_ip))
            throw new InvalidArgumentException("Unknown IP address or format: " + ip );

        AssociateAddressRequest request = new AssociateAddressRequest(instance,raw_ip);

        traceCall("associateAddress");

        AssociateAddressResult result = mAmazon.associateAddress(request);
        writeResult(result);

        return 0;
    }


    private	void writeResult(AssociateAddressResult result) throws IOException, XMLStreamException, SaxonApiException, CoreException 
    {

        startResult();
        startElement("association" );
        attribute("associate-id" , result.getAssociationId() );
        endElement();
        endResult();

    }




}