/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.jooby.internal.mvc;
import static java.util.Objects.requireNonNull;
import java.lang.reflect.Executable;
import java.lang.reflect.Parameter;
import java.util.Collections;
import java.util.List;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableList.Builder;
public class RequestParamProviderImpl implements RequestParamProvider {
private RequestParamNameProviderImpl provider;
public RequestParamProviderImpl(final RequestParamNameProviderImpl provider) {
this.provider = requireNonNull(provider, "Parameter name provider is required.");
}
@Override
public List<RequestParam> parameters(final Executable exec) {
Parameter[] parameters = exec.getParameters();
if (parameters.length == 0) {
return Collections.emptyList();
}
Builder<RequestParam> builder = ImmutableList.builder();
for (Parameter parameter : parameters) {
builder.add(new RequestParam(parameter, provider.name(parameter)));
}
return builder.build();
}
}