com.wl4g.infra.common.remoting.AbstractClientHttpRequestFactoryWrapper Maven / Gradle / Ivy
/*
* Copyright 2017 ~ 2025 the original author or authors. James Wong
*
* 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.
*/
package com.wl4g.infra.common.remoting;
import java.io.IOException;
import java.net.URI;
import com.wl4g.infra.common.lang.Assert2;
import com.wl4g.infra.common.remoting.standard.HttpHeaders;
import io.netty.handler.codec.http.HttpMethod;
/**
* Abstract base class for {@link ClientHttpRequestFactory} implementations that
* decorate another request factory.
*/
public abstract class AbstractClientHttpRequestFactoryWrapper implements ClientHttpRequestFactory {
private final ClientHttpRequestFactory requestFactory;
/**
* Create a {@code AbstractClientHttpRequestFactoryWrapper} wrapping the
* given request factory.
*
* @param requestFactory
* the request factory to be wrapped
*/
protected AbstractClientHttpRequestFactoryWrapper(ClientHttpRequestFactory requestFactory) {
Assert2.notNull(requestFactory, "ClientHttpRequestFactory must not be null");
this.requestFactory = requestFactory;
}
/**
* This implementation simply calls
* {@link #createRequest(URI, HttpMethod, ClientHttpRequestFactory)} with
* the wrapped request factory provided to the
* {@linkplain #AbstractClientHttpRequestFactoryWrapper(ClientHttpRequestFactory)
* constructor}.
*/
@Override
public final ClientHttpRequest createRequest(URI uri, HttpMethod httpMethod, HttpHeaders requestHeaders) throws IOException {
return createRequest(uri, httpMethod, this.requestFactory, requestHeaders);
}
/**
* Create a new {@link ClientHttpRequest} for the specified URI and HTTP
* method by using the passed-on request factory.
*
* Called from {@link #createRequest(URI, HttpMethod)}.
*
* @param uri
* the URI to create a request for
* @param httpMethod
* the HTTP method to execute
* @param requestFactory
* the wrapped request factory
* @param requestHeaders
* Request headers
* @return the created request
* @throws IOException
* in case of I/O errors
*/
protected abstract ClientHttpRequest createRequest(
URI uri,
HttpMethod httpMethod,
ClientHttpRequestFactory requestFactory,
HttpHeaders requestHeaders) throws IOException;
}