org.rapidoid.http.handler.param.DataParamRetriever Maven / Gradle / Ivy
package org.rapidoid.http.handler.param;
import org.rapidoid.RapidoidThing;
import org.rapidoid.annotation.Authors;
import org.rapidoid.annotation.Since;
import org.rapidoid.cls.Cls;
import org.rapidoid.http.Req;
/*
* #%L
* rapidoid-http-server
* %%
* Copyright (C) 2014 - 2017 Nikolche Mihajlovski and contributors
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
@Authors("Nikolche Mihajlovski")
@Since("5.1.0")
public class DataParamRetriever extends RapidoidThing implements ParamRetriever {
private final Class type;
private final String name;
private final boolean required;
public DataParamRetriever(Class type, String name, boolean required) {
this.type = type;
this.name = name;
this.required = required;
}
@Override
public Object getParamValue(Req req) {
Object value = required || type.isPrimitive() ? req.data(name) : req.data(name, null);
return Cls.convert(value, type);
}
}