java.lang.IllegalArgumentException: Host name may not be blank

Apache's JIRA Issue Tracker | Sebastiano Vigna | 3 years ago
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  1. 0

    The bug we reported some time ago about null hosts in redirects seems to have regressed, albeit the old problem was with "null" and the new problem is with "blank": 2014-04-20 04:20:09,169 19319369 ERROR [FetchingThread-197] i.u.d.l.b.f.FetchingThread - Unexpected exception java.lang.IllegalArgumentException: Host name may not be blank at org.apache.http.util.Args.notBlank(Args.java:68) ~[httpcore.jar:4.3.2] at org.apache.http.HttpHost.<init>(HttpHost.java:81) ~[httpcore.jar:4.3.2] at org.apache.http.client.utils.URIUtils.extractHost(URIUtils.java:370) ~[httpclient.jar:4.3.3] at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:132) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:186) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:72) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:214) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:185) ~[httpclient.jar:4.3.3] at it.unimi.di.law.bubing.util.FetchData.fetch(FetchData.java:322) ~[bubing-0.9.3.jar:na] This is caused by this site: > wget --max-redirect=0 http://www.thegamersedge.co.uk/robots.txt --2014-04-20 20:47:43-- http://www.thegamersedge.co.uk/robots.txt Resolving www.thegamersedge.co.uk (www.thegamersedge.co.uk)... 72.1.201.156, 72.1.201.152 Connecting to www.thegamersedge.co.uk (www.thegamersedge.co.uk)|72.1.201.156|:80... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: http://robots.txt [following] 0 redirections exceeded.

    Apache's JIRA Issue Tracker | 3 years ago | Sebastiano Vigna
    java.lang.IllegalArgumentException: Host name may not be blank
  2. 0

    The bug we reported some time ago about null hosts in redirects seems to have regressed, albeit the old problem was with "null" and the new problem is with "blank": 2014-04-20 04:20:09,169 19319369 ERROR [FetchingThread-197] i.u.d.l.b.f.FetchingThread - Unexpected exception java.lang.IllegalArgumentException: Host name may not be blank at org.apache.http.util.Args.notBlank(Args.java:68) ~[httpcore.jar:4.3.2] at org.apache.http.HttpHost.<init>(HttpHost.java:81) ~[httpcore.jar:4.3.2] at org.apache.http.client.utils.URIUtils.extractHost(URIUtils.java:370) ~[httpclient.jar:4.3.3] at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:132) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:186) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:72) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:214) ~[httpclient.jar:4.3.3] at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:185) ~[httpclient.jar:4.3.3] at it.unimi.di.law.bubing.util.FetchData.fetch(FetchData.java:322) ~[bubing-0.9.3.jar:na] This is caused by this site: > wget --max-redirect=0 http://www.thegamersedge.co.uk/robots.txt --2014-04-20 20:47:43-- http://www.thegamersedge.co.uk/robots.txt Resolving www.thegamersedge.co.uk (www.thegamersedge.co.uk)... 72.1.201.156, 72.1.201.152 Connecting to www.thegamersedge.co.uk (www.thegamersedge.co.uk)|72.1.201.156|:80... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: http://robots.txt [following] 0 redirections exceeded.

    Apache's JIRA Issue Tracker | 3 years ago | Sebastiano Vigna
    java.lang.IllegalArgumentException: Host name may not be blank
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    java.lang.IllegalArgumentException: Host name may not be blank

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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Host name may not be blank

      at org.apache.http.util.Args.notBlank()
    2. Apache Http
      HttpHost.<init>
      1. org.apache.http.util.Args.notBlank(Args.java:68)[httpcore.jar:4.3.2]
      2. org.apache.http.HttpHost.<init>(HttpHost.java:81)[httpcore.jar:4.3.2]
      2 frames
    3. Apache HttpClient
      CloseableHttpClient.execute
      1. org.apache.http.client.utils.URIUtils.extractHost(URIUtils.java:370)[httpclient.jar:4.3.3]
      2. org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:132)[httpclient.jar:4.3.3]
      3. org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:186)[httpclient.jar:4.3.3]
      4. org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:72)[httpclient.jar:4.3.3]
      5. org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:214)[httpclient.jar:4.3.3]
      6. org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:185)[httpclient.jar:4.3.3]
      6 frames
    4. it.unimi.di
      FetchData.fetch
      1. it.unimi.di.law.bubing.util.FetchData.fetch(FetchData.java:322)[bubing-0.9.3.jar:na]
      1 frame