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javax.net.ssl.SSLHandshakeException: “Remote host closed connection during handshake” opening an HTTPS page with HTMLUnit

While trying to fetch the HTTPS page https://portal.mvp.bafin.de/database/AnteileInfo/ using HTML Unit 2.23 under Java 7, Ubuntu Linux, I received the following exception: Remote host closed connection during handshake

Exception in thread "main" javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake
    at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:880)
    at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1262)
    at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1289)
    at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1273)
    at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394)
    at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353)
    at com.gargoylesoftware.htmlunit.httpclient.HtmlUnitSSLConnectionSocketFactory.connectSocket(HtmlUnitSSLConnectionSocketFactory.java:189)
    at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:141)
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
    at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
    at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
    at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
    at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
    at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
    at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:71)
    at com.gargoylesoftware.htmlunit.HttpWebConnection.getResponse(HttpWebConnection.java:183)
    at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseFromWebConnection(WebClient.java:1358)
    at com.gargoylesoftware.htmlunit.WebClient.loadWebResponse(WebClient.java:1275)
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:382)
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:304)
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:451)
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:436)
    at fetchers.bafin.SSLTest.main(SSLTest.java:16)
Caused by: java.io.EOFException: SSL peer shut down incorrectly
    at sun.security.ssl.InputRecord.read(InputRecord.java:352)
    at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:861)
    ... 23 more

Exception in thread "main" javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake

at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:880)

at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1262)

at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1289)

at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1273)

at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:394)

at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:353)

at com.gargoylesoftware.htmlunit.httpclient.HtmlUnitSSLConnectionSocketFactory.connectSocket(HtmlUnitSSLConnectionSocketFactory.java:189)

at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:141)

at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)

at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)

at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)

at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)

at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)

at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)

at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)

at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:71)

at com.gargoylesoftware.htmlunit.HttpWebConnection.getResponse(HttpWebConnection.java:183)

at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseFromWebConnection(WebClient.java:1358)

at com.gargoylesoftware.htmlunit.WebClient.loadWebResponse(WebClient.java:1275)

at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:382)

at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:304)

at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:451)

at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:436)

at fetchers.bafin.SSLTest.main(SSLTest.java:16)

Caused by: java.io.EOFException: SSL peer shut down incorrectly

at sun.security.ssl.InputRecord.read(InputRecord.java:352)

at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:861)

... 23 more

The code was the following

import java.io.IOException;
import java.net.MalformedURLException;

import com.gargoylesoftware.htmlunit.FailingHttpStatusCodeException;
import com.gargoylesoftware.htmlunit.WebClient;
import com.gargoylesoftware.htmlunit.html.HtmlPage;

public class SSLTest {

    public static void main(String[] args) throws FailingHttpStatusCodeException, MalformedURLException, IOException {
        final String URL = "https://portal.mvp.bafin.de/database/AnteileInfo/";
        final WebClient wc = new WebClient();
        // the code should be ok without the following line,
        // but even with it, it doesn't work
        // wc.getOptions().setSSLClientProtocols(new String[]{"TLSv1.1","TLSv1.2"});
        final HtmlPage mainPage = wc.getPage(URL);
    }
}

import java.io.IOException;

import java.net.MalformedURLException;

import com.gargoylesoftware.htmlunit.FailingHttpStatusCodeException;

import com.gargoylesoftware.htmlunit.WebClient;

import com.gargoylesoftware.htmlunit.html.HtmlPage;

public class SSLTest {

public static void main(String[] args) throws FailingHttpStatusCodeException, MalformedURLException, IOException {

final String URL = "https://portal.mvp.bafin.de/database/AnteileInfo/";

final WebClient wc = new WebClient();

// the code should be ok without the following line,

// but even with it, it doesn't work

// wc.getOptions().setSSLClientProtocols(new String[]{"TLSv1.1","TLSv1.2"});

final HtmlPage mainPage = wc.getPage(URL);

}

The problem was solved upgrading to Java 8. I upgraded to Java 8 after reading Oracle’s blog about HTTPS … Continue reading “javax.net.ssl.SSLHandshakeException: “Remote host closed connection during handshake” opening an HTTPS page with HTMLUnit”

Hibernate/c3p0: apparent deadlock

The apparent deadlock message issued by c3p0, a connection pool manager of Hibernate, can sometimes be misleading. Most of the times, it is caused by connection errors. So, check your firewall, and, for Postgresql try the following command from the command line

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1	psql -h host -U user db

If this works, you should have no problem connecting to Postgresql. The … Continue reading “Hibernate/c3p0: apparent deadlock”