Also add minidns-core as dependency to smack-core. This requires
increasing the minimum required Android SDK level to 9, as this is
what MiniDNS requires.
in case hostAddresses was null, the isEmpty() check before the log()
invocation would throw an NPE. Thanks to Ingo Bauersachs for reporting
this.
Fixes SMACK-788.
W/System.err: java.lang.IllegalStateException: Can not perform operation because the DNS resolution was unsuccessful
W/System.err: at de.measite.minidns.hla.ResolverResult.throwIseIfErrorResponse(ResolverResult.ja va:113)
W/System.err: at de.measite.minidns.hla.ResolverResult.getAnswers(ResolverResult.java:56)
W/System.err: at org.jivesoftware.smack.util.dns.minidns.MiniDnsResolver.lookupHostAddress0(Mini DnsResolver.java:130)
W/System.err: at org.jivesoftware.smack.util.dns.DNSResolver.lookupHostAddress(DNSResolver.java: 52)
W/System.err: at org.jivesoftware.smack.AbstractXMPPConnection.populateHostAddresses(AbstractXMP PConnection.java:612)
W/System.err: at org.jivesoftware.smack.tcp.XMPPTCPConnection.connectUsingConfiguration(XMPPTCPC onnection.java:555)
W/System.err: at org.jivesoftware.smack.tcp.XMPPTCPConnection.connectInternal(XMPPTCPConnection. java:885)
W/System.err: at org.jivesoftware.smack.AbstractXMPPConnection.connect(AbstractXMPPConnection.ja va:374)
W/System.err: at com.example.bosleo.chatapp.ChatConnection.connect(ChatConnection.java:147)
W/System.err: at com.example.bosleo.chatapp.ChatConnectionService.initConnection(ChatConnectionS ervice.java:82)
W/System.err: at com.example.bosleo.chatapp.ChatConnectionService.access$100(ChatConnectionServi ce.java:20)
W/System.err: at com.example.bosleo.chatapp.ChatConnectionService$1.run(ChatConnectionService.ja va:105)
W/System.err: at java.lang.Thread.run(Thread.java:818)
W/System.err: Caused by: de.measite.minidns.hla.ResolutionUnsuccessfulException: Asking for 192.168.2.128. IN AAAA yielded an error response NX_DOMAIN
W/System.err: at de.measite.minidns.hla.ResolverResult.getResolutionUnsuccessfulException(Resolv erResult.java:89)
W/System.err: at de.measite.minidns.hla.ResolverResult.throwIseIfErrorResponse(ResolverResult.ja va:111)
W/System.err: ... 12 more
on package layer instead of Declarative Service (DS) approach.
Restructuring and cleanup of initialization process to ensure that all
internal config files are found by the corresponding bundle
classloaders.
SMACK-343
