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package unsw.blackout;
/**
* Represents an exception that occured because of a file transfer.
*/
public class FileTransferException extends Exception {
public FileTransferException(String message) {
super(message);
}
/**
* Represents the case where the targeted file wasn't found on the source.
*/
public static class VirtualFileNotFoundException extends FileTransferException {
public VirtualFileNotFoundException(String message) {
super(message);
}
}
/**
* Represents the case where the targeted file already existed on the target
* or was in the process of downloading.
*/
public static class VirtualFileAlreadyExistsException extends FileTransferException {
public VirtualFileAlreadyExistsException(String message) {
super(message);
}
}
/**
* Represents the case when no more bandwidth exists for a satellite to
* be able to use for new devices.
*/
public static class VirtualFileNoBandwidthException extends FileTransferException {
public VirtualFileNoBandwidthException(String message) {
super(message);
}
}
/**
* Occurs when a satellite runs out of space.
*/
public static class VirtualFileNoStorageSpaceException extends FileTransferException {
public VirtualFileNoStorageSpaceException(String message) {
super(message);
}
}
}
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