io.vertx.up.uca.rs.argument.QueryFiller Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of vertx-up Show documentation

There is a newer version: 0.9.0

package io.vertx.up.uca.rs.argument;

import io.vertx.core.MultiMap;
import io.vertx.ext.web.RoutingContext;
import io.vertx.up.runtime.ZeroSerializer;
import io.vertx.up.uca.rs.Filler;

/**
 * 「Co」JSR311 for .@QueryParam
 *
 * This `Filler` is for query string `/api/xxx?name={name}` format to extract to
 *
 * ```shell
 * // 
 *    name = value
 * // 
 * ```
 *
 * @author Lang
 */
public class QueryFiller implements Filler {

    @Override
    public Object apply(final String name,
                        final Class paramType,
                        final RoutingContext context) {
        // 1. Get query information.
        final MultiMap map = context.queryParams();
        // 2. Get name
        return ZeroSerializer.getValue(paramType, map.get(name));
    }
}