<?php
/* URL to Sedo's API */
$baseUrl = 'https://api.sedo.com/api/v1/DomainList?';

/* API function parameters */
$params = [
    'partnerid'     => 1234,
    'signkey'       => 'abcdefghijklmnopqrstuvwxyz0123456789',
    'username'      => 'johndoe',
    'password'      => 'secret',
    'output_method' => 'xml',
    'startfrom'     => 0,
    'results'       => 100,
    'orderby'       => 0,
    'domain'        => ['example.com', 'example.net'],
];

/* build request URL */
$request = $baseUrl . http_build_query($params);

/* fire API request */
$fp = @fopen($request, 'r');

/* read response line by line */
while (!@feof($fp)) {
    echo fread($fp, 4096);
}

/* close the connection */
fclose($fp);

For a successful request, you will receive an XML document as response in this format:

<?xml version="1.0" encoding="UTF-8"?>
<SEDODOMAINLIST ver="1.0">
    <item>
        <domain type="xsd:string">example.com</domain>
        <category>
            <cat1 type="xsd:int">1</cat1>
            <cat2 type="xsd:int">2</cat2>
            <cat3 type="xsd:int">3</cat3>
        </category>
        <forsale type="xsd:int">1</forsale>
        <price type="xsd:double">99.99</price>
        <minprice type="xsd:double">0.00</minprice>
        <fixedprice type="xsd:int">1</fixedprice>
        <currency type="xsd:int">1</currency>
        <domainlanguage type="xsd:string">en</domainlanguage>
    </item>
    <item>
        <domain type="xsd:string">example.net</domain>
        <category>
            <cat1 type="xsd:int">1</cat1>
            <cat2 type="xsd:int">2</cat2>
            <cat3 type="xsd:int">3</cat3>
        </category>
        <forsale type="xsd:int">1</forsale>
        <price type="xsd:double">99.99</price>
        <minprice type="xsd:double">0.00</minprice>
        <fixedprice type="xsd:int">1</fixedprice>
        <currency type="xsd:int">1</currency>
        <domainlanguage type="xsd:string">en</domainlanguage>
    </item>
</SEDODOMAINLIST>

For an unsuccessful request, you will receive an XML document as response in this format:

<?xml version="1.0" encoding="UTF-8"?>
<SEDOFAULT ver="1.0">
    <faultcode type="xsd:string">Exxx</faultcode>
    <faultstring type="xsd:string">xxxxxx</faultstring>
</SEDOFAULT>

// Create package sedoapi:
// java org.apache.axis.wsdl.WSDL2Java -av -p sedoapi https://api.sedo.com/api/v1/?wsdl

import sedoapi.*;
import org.apache.axis.AxisFault;

public class SedoDomainList
{
    public static void main(String[] args) throws Exception
    {
        sedoapi.SedoInterfaceServiceLocator locator = new sedoapi.SedoInterfaceServiceLocator();
        sedoapi.SedoInterfacePortType port = locator.getSedoInterfacePort();

        try {
            String[] domains = {"example.com", "example.net"};

            DomainListRequest request = new DomainListRequest();

            request.setPartnerid(1234);
            request.setSignkey("abcdefghijklmnopqrstuvwxyz0123456789");
            request.setUsername("johndoe");
            request.setPassword("secret");
            request.setStartfrom(0);
            request.setResults(10);
            request.setOrderby(0);
            request.setDomain(domains);

            DomainListResponse[] response = port.domainList(request);

            for (int i = 0; i < response.length; i++) {
                int[] categories = response[i].getCategory();

                System.out.println("Domain: " + response[i].getDomain());

                for (int j = 0; j < categories.length; j++) {
                    System.out.println("Category: " + categories[j]);
                }

                System.out.println("Forsale: " + response[i].getForsale());
                System.out.println("Price: " + response[i].getPrice());
                System.out.println("Minprice: " + response[i].getMinprice());
                System.out.println("Fixedprice: " + response[i].getFixedprice());
                System.out.println("Currency: " + response[i].getCurrency());
                System.out.println("Domainlanguage: " + response[i].getDomainlanguage());
                System.out.println("--------");
            }
        } catch (AxisFault fault) {
            System.err.println("Faultcode : " + fault.getFaultCode());
            System.err.println("Faultstring : " + fault.getFaultString());
        }
    }
}