import java.io.UnsupportedEncodingException;
import java.net.IDN;
import java.net.InetAddress;
import java.net.URLDecoder;
import java.net.UnknownHostException;

import org.apache.http.conn.DnsResolver;

public class IdnDnsResolver implements DnsResolver {

    protected int flag = 0;

    protected String encoding = "UTF-8";

    @Override
    public InetAddress[] resolve(final String host) throws UnknownHostException {

package org.codelibs.fess.crawler.client.http.conn;

import org.dbflute.utflute.core.PlainTestCase;

public class IdnDnsResolverTest extends PlainTestCase {

    public void test_toAscii() {
        IdnDnsResolver resolver = new IdnDnsResolver();

        String host = "www.codelibs.org";
        String expected = "www.codelibs.org";
        assertEquals(expected, resolver.toAscii(host));

        host = "テスト.org";

import org.codelibs.fess.crawler.CrawlerContext;
import org.codelibs.fess.crawler.client.AbstractCrawlerClient;
import org.codelibs.fess.crawler.client.AccessTimeoutTarget;
import org.codelibs.fess.crawler.client.http.conn.IdnDnsResolver;
import org.codelibs.fess.crawler.client.http.form.FormScheme;
import org.codelibs.fess.crawler.entity.ResponseData;
import org.codelibs.fess.crawler.entity.RobotsTxt;