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Liquibase is a tool for managing and executing database changes.

There is a newer version: 4.29.2

package liquibase.ui;

public interface InputHandler {

    /**
     * Converts the given input into the correct return type.
     * @throws IllegalArgumentException if the input is not valid
     */
    ReturnType parseInput(String input, Class returnType) throws IllegalArgumentException;

    /**
     * Determine whether an empty input should be permitted.
     * @return true to allow empty inputs, false to reprompt when an empty value is inputted
     */
    default boolean shouldAllowEmptyInput(){
        return true;
    }
}