/*
* Copyright 2015 the original author or authors.
*
* 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 org.gradle.internal.resource.transport.http;
import org.apache.http.HttpEntityEnclosingRequest;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.apache.http.ProtocolException;
import org.apache.http.client.methods.*;
import org.apache.http.impl.client.DefaultRedirectStrategy;
import org.apache.http.protocol.HttpContext;
import java.net.URI;
/**
* A class which makes httpclient follow redirects for all http methods.
* This has been introduced to overcome a regression caused by switching to apache httpclient as the transport mechanism for publishing (https://issues.gradle.org/browse/GRADLE-3312)
* The rational for httpclient not following redirects, by default, can be found here: https://issues.apache.org/jira/browse/HTTPCLIENT-860
*/
public class AlwaysRedirectRedirectStrategy extends DefaultRedirectStrategy {
public AlwaysRedirectRedirectStrategy() {
}
@Override
protected boolean isRedirectable(String method) {
return true;
}
public HttpUriRequest getRedirect(HttpRequest request, HttpResponse response, HttpContext context) throws ProtocolException {
URI uri = this.getLocationURI(request, response, context);
String method = request.getRequestLine().getMethod();
if (method.equalsIgnoreCase(HttpHead.METHOD_NAME)) {
return new HttpHead(uri);
} else if (method.equalsIgnoreCase(HttpPost.METHOD_NAME)) {
return this.copyEntity(new HttpPost(uri), request);
} else if (method.equalsIgnoreCase(HttpPut.METHOD_NAME)) {
return this.copyEntity(new HttpPut(uri), request);
} else if (method.equalsIgnoreCase(HttpDelete.METHOD_NAME)) {
return new HttpDelete(uri);
} else if (method.equalsIgnoreCase(HttpTrace.METHOD_NAME)) {
return new HttpTrace(uri);
} else if (method.equalsIgnoreCase(HttpOptions.METHOD_NAME)) {
return new HttpOptions(uri);
} else if (method.equalsIgnoreCase(HttpPatch.METHOD_NAME)) {
return this.copyEntity(new HttpPatch(uri), request);
} else {
return new HttpGet(uri);
}
}
private HttpUriRequest copyEntity(HttpEntityEnclosingRequestBase redirect, HttpRequest original) {
if (original instanceof HttpEntityEnclosingRequest) {
redirect.setEntity(((HttpEntityEnclosingRequest) original).getEntity());
}
return redirect;
}
}