package io.dropwizard.jersey.params;

import javax.annotation.Nullable;

A parameter encapsulating boolean values. If the query parameter value is "true", regardless of case, the returned value is Boolean.TRUE. If the query parameter value is "false", regardless of case, the returned value is Boolean.FALSE. All other values will return a 400 Bad Request response. /**
 * A parameter encapsulating boolean values. If the query parameter value is {@code "true"},
 * regardless of case, the returned value is {@link Boolean#TRUE}. If the query parameter value is
 * {@code "false"}, regardless of case, the returned value is {@link Boolean#FALSE}. All other
 * values will return a {@code 400 Bad Request} response.
 */
public class BooleanParam extends AbstractParam<Boolean> {
    public BooleanParam(@Nullable String input) {
        super(input);
    }

    public BooleanParam(@Nullable String input, String parameterName) {
        super(input, parameterName);
    }

    @Override
    protected String errorMessage(Exception e) {
        return "%s must be \"true\" or \"false\".";
    }

    @Override
    protected Boolean parse(@Nullable String input) throws Exception {
        if ("true".equalsIgnoreCase(input)) {
            return Boolean.TRUE;
        }
        if ("false".equalsIgnoreCase(input)) {
            return Boolean.FALSE;
        }
        throw new Exception();
    }
}