com.proofpoint.http.client.Request Maven / Gradle / Ivy
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/*
* Copyright 2010 Proofpoint, Inc.
*
* 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.proofpoint.http.client;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.ImmutableListMultimap;
import com.google.common.collect.ListMultimap;
import com.google.common.collect.Multimap;
import jakarta.annotation.Nullable;
import java.net.URI;
import java.util.List;
import java.util.Objects;
import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkArgument;
import static java.util.Objects.requireNonNull;
public class Request
{
private final URI uri;
private final String method;
private final ListMultimap headers;
private final BodySource bodySource;
private final boolean followRedirects;
private final boolean preserveAuthorizationOnRedirect;
Request(
URI uri,
String method,
ListMultimap headers,
@Nullable BodySource bodySource,
boolean followRedirects,
boolean preserveAuthorizationOnRedirect)
{
requireNonNull(uri, "uri is null");
requireNonNull(method, "method is null");
this.uri = validateUri(uri);
this.method = method;
this.headers = ImmutableListMultimap.copyOf(headers);
this.bodySource = bodySource;
this.followRedirects = followRedirects;
this.preserveAuthorizationOnRedirect = preserveAuthorizationOnRedirect;
}
public static Request.Builder builder()
{
return new Builder();
}
public URI getUri()
{
return uri;
}
public String getMethod()
{
return method;
}
public String getHeader(String name)
{
List values = headers.get(name);
if (values != null && !values.isEmpty()) {
return values.get(0);
}
return null;
}
public ListMultimap getHeaders()
{
return headers;
}
public BodySource getBodySource()
{
return bodySource;
}
public boolean isFollowRedirects()
{
return followRedirects;
}
public boolean isPreserveAuthorizationOnRedirect()
{
return preserveAuthorizationOnRedirect;
}
@Override
public String toString()
{
return toStringHelper(this)
.add("uri", uri)
.add("method", method)
.add("headers", headers)
.add("bodySource", bodySource)
.add("followRedirects", followRedirects)
.add("preserveAuthorizationOnRedirect", preserveAuthorizationOnRedirect)
.toString();
}
@Override
public int hashCode()
{
return Objects.hash(uri, method, headers, bodySource, followRedirects, preserveAuthorizationOnRedirect);
}
@Override
public boolean equals(Object obj)
{
if (!(obj instanceof Request)) {
return false;
}
final Request r = (Request) obj;
return Objects.equals(uri, r.uri) &&
Objects.equals(method, r.method) &&
Objects.equals(headers, r.headers) &&
Objects.equals(bodySource, r.bodySource) &&
Objects.equals(followRedirects, r.followRedirects) &&
Objects.equals(preserveAuthorizationOnRedirect, r.preserveAuthorizationOnRedirect);
}
public static class Builder
{
public static Builder prepareHead()
{
return new Builder().setMethod("HEAD");
}
public static Builder prepareGet()
{
return new Builder().setMethod("GET");
}
public static Builder preparePost()
{
return new Builder().setMethod("POST");
}
public static Builder preparePut()
{
return new Builder().setMethod("PUT");
}
public static Builder prepareDelete()
{
return new Builder().setMethod("DELETE");
}
public static Builder fromRequest(Request request)
{
return new Builder()
.setUri(request.getUri())
.setMethod(request.getMethod())
.addHeaders(request.getHeaders())
.setBodySource(request.getBodySource())
.setFollowRedirects(request.isFollowRedirects())
.setPreserveAuthorizationOnRedirect(request.isPreserveAuthorizationOnRedirect());
}
private URI uri;
private String method;
private final ListMultimap headers = ArrayListMultimap.create();
private BodySource bodySource;
private boolean followRedirects = false;
private boolean preserveAuthorizationOnRedirect;
public Builder setUri(URI uri)
{
this.uri = validateUri(uri);
return this;
}
public Builder setMethod(String method)
{
this.method = method;
return this;
}
public Builder setHeader(String name, String value)
{
this.headers.removeAll(name);
this.headers.put(name, value);
return this;
}
public Builder addHeader(String name, String value)
{
this.headers.put(name, value);
return this;
}
public Builder addHeaders(Multimap headers)
{
this.headers.putAll(headers);
return this;
}
public Builder setBodySource(BodySource bodySource)
{
this.bodySource = bodySource;
return this;
}
/**
* @deprecated Use @{link #setBodySource(BodySource)}.
*/
@Deprecated
public Builder setBodyGenerator(StaticBodyGenerator bodyGenerator)
{
this.bodySource = bodyGenerator;
return this;
}
public Builder setFollowRedirects(boolean followRedirects)
{
this.followRedirects = followRedirects;
return this;
}
public Builder setPreserveAuthorizationOnRedirect(boolean preserveAuthorizationOnRedirect)
{
this.preserveAuthorizationOnRedirect = preserveAuthorizationOnRedirect;
return this;
}
public Request build()
{
return new Request(
uri,
method,
headers,
bodySource,
followRedirects,
preserveAuthorizationOnRedirect);
}
}
private static URI validateUri(URI uri)
{
if (uri.getScheme() != null) {
checkArgument(uri.getHost() != null, "uri does not have a host: %s", uri);
String scheme = uri.getScheme().toLowerCase();
checkArgument("http".equals(scheme) || "https".equals(scheme), "uri scheme must be http or https: %s", uri);
}
checkArgument(uri.getPort() != 0, "Cannot make requests to HTTP port 0");
return uri;
}
}