在Android中访问Earthquake API。 UnknownHostException

Question

我只是尝试访问Earthquake API，并且遇到此错误。

03-22 00:55:27.805: W/System.err(1044): java.net.UnknownHostException: Unable to resolve host "earthquake.usgs.gov": No address associated with hostname 03-22 00:55:27.815: W/System.err(1044): at java.net.InetAddress.lookupHostByName(InetAddress.java:426) 03-22 00:55:27.815: W/System.err(1044): at java.net.InetAddress.getAllByNameImpl(InetAddress.java:242) 03-22 00:55:27.815: W/System.err(1044): at java.net.InetAddress.getAllByName(InetAddress.java:220)

Answer 1

Have you given your application the INTERNET permission in its AndroidManifest.xml file?

You should have a line like the following in there:

<uses-permission android:name="android.permission.INTERNET"/>