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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.configserver;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.ConvergenceException;
import org.apache.http.NoHttpResponseException;
import java.io.EOFException;
import java.net.SocketException;
import java.net.SocketTimeoutException;
/**
* @author freva
*/
@SuppressWarnings("serial")
public class ConnectionException extends ConvergenceException {
private ConnectionException(String message, Throwable cause) {
super(message, cause, true);
}
/**
* Returns {@link ConnectionException} if the given Throwable is of a known and well understood error or
* a RuntimeException with the given exception as cause otherwise.
*/
public static RuntimeException handleException(String prefix, Throwable t) {
if (isKnownConnectionException(t))
return new ConnectionException(prefix + t.getMessage(), t);
return new RuntimeException(prefix, t);
}
static boolean isKnownConnectionException(Throwable t) {
for (; t != null; t = t.getCause()) {
if (t instanceof SocketException ||
t instanceof SocketTimeoutException ||
t instanceof NoHttpResponseException ||
t instanceof EOFException)
return true;
}
return false;
}
}
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