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分享package okhttp3;
import java.io.IOException;
public enum Protocol
{
HTTP_1_0, HTTP_1_1, SPDY_3, HTTP_2;
private final String protocol;
public static Protocol get(String protocol)
throws IOException
{
if (protocol.equals(HTTP_1_0.protocol)) return HTTP_1_0;
if (protocol.equals(HTTP_1_1.protocol)) return HTTP_1_1;
if (protocol.equals(HTTP_2.protocol)) return HTTP_2;
if (protocol.equals(SPDY_3.protocol)) return SPDY_3;
throw new IOException("Unexpected protocol: " + protocol);
}
public String toString()
{
return this.protocol;
}
}