io.neow3j.protocol.exceptions.OfflineServiceException Maven / Gradle / Ivy
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package io.neow3j.protocol.exceptions;
/**
* This exception is thrown when a method that requires a connection to a Neo node is called on an
* {@link io.neow3j.protocol.OfflineService} instance.
*
* If you want to connect to a Neo node, make sure to use a {@link io.neow3j.protocol.Neow3jService} implementation
* that can connect to a node.
*/
public class OfflineServiceException extends RuntimeException {
private static final String EXCEPTION_MESSAGE = "Invalid neow3j service for this function. You cannot interact " +
"with a Neo node using an OfflineService instance. If you are using a Neow3j instance, make sure to " +
"provide a service (e.g., HttpService) that holds a valid endpoint to a Neo node when building Neow3j.";
/**
* Creates a new {@link OfflineServiceException} with the default message.
*/
public OfflineServiceException() {
super(EXCEPTION_MESSAGE);
}
}