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/*
* Copyright 2017-2020 original 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
*
* https://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 io.micronaut.http;
import io.micronaut.core.annotation.NonNull;
import io.micronaut.core.annotation.Nullable;
import io.micronaut.http.cookie.Cookies;
import javax.net.ssl.SSLPeerUnverifiedException;
import javax.net.ssl.SSLSession;
import java.net.InetSocketAddress;
import java.net.URI;
import java.security.Principal;
import java.security.cert.Certificate;
import java.util.Collection;
import java.util.Locale;
import java.util.Objects;
import java.util.Optional;
/**
* Common interface for HTTP request implementations.
*
* @param The Http message body
* @author Graeme Rocher
* @since 1.0
*/
@SuppressWarnings("MethodName")
public interface HttpRequest extends HttpMessage {
/**
* Constant for HTTP scheme.
*/
String SCHEME_HTTP = "http";
/**
* Constant for HTTPS scheme.
*/
String SCHEME_HTTPS = "https";
/**
* @return The {@link Cookies} instance
*/
@NonNull Cookies getCookies();
/**
* @return The HTTP parameters contained with the URI query string
*/
@NonNull HttpParameters getParameters();
/**
* @return The request method
*/
@NonNull HttpMethod getMethod();
/**
* @return The full request URI
*/
@NonNull URI getUri();
/**
* Returns a new request object that allows mutation.
* @return The mutable request
* @since 2.0.0
*/
default MutableHttpRequest mutate() {
throw new UnsupportedOperationException("Request is immutable");
}
/**
* @return The http version of the request.
*/
default HttpVersion getHttpVersion() {
return HttpVersion.HTTP_1_1;
}
/**
* A list of accepted {@link MediaType} instances sorted by their quality rating.
*
* @return A list of zero or many {@link MediaType} instances
*/
default Collection accept() {
return getHeaders().accept();
}
/**
*
* @return The name of the method (same as {@link HttpMethod} value for standard http methods).
*/
default @NonNull String getMethodName() {
return getMethod().name();
}
/**
* The user principal stored within the request.
*
* @return The principal
* @since 1.0.4
*/
default @NonNull Optional getUserPrincipal() {
return getAttribute(HttpAttributes.PRINCIPAL, Principal.class);
}
/**
* The user principal stored within the request.
*
* @param principalType The principal type
* @return The principal
* @param The principal type
* @since 1.0.4
*/
default @NonNull Optional getUserPrincipal(Class principalType) {
return getAttribute(HttpAttributes.PRINCIPAL, principalType);
}
/**
* Set the user principal.
*
* @param principal The principal
* @since 4.8.0
*/
default void setUserPrincipal(@Nullable Principal principal) {
if (principal != null) {
setAttribute(HttpAttributes.PRINCIPAL, principal);
} else {
removeAttribute(HttpAttributes.PRINCIPAL, Principal.class);
}
}
/**
* @return Get the raw, percent-encoded path without any parameters
*/
default @NonNull String getPath() {
return getUri().getRawPath();
}
/**
* @return Obtain the remote address
*/
default @NonNull InetSocketAddress getRemoteAddress() {
return getServerAddress();
}
/**
* @return Obtain the server address
*/
default @NonNull InetSocketAddress getServerAddress() {
String host = getUri().getHost();
int port = getUri().getPort();
return new InetSocketAddress(host != null ? host : "localhost", port > -1 ? port : 80);
}
/**
* @return The server host name
*/
default @Nullable
String getServerName() {
return getUri().getHost();
}
/**
* @return Is the request an HTTPS request
*/
default boolean isSecure() {
String scheme = getUri().getScheme();
return scheme != null && scheme.equals("https");
}
@Override
default HttpRequest setAttribute(CharSequence name, Object value) {
return (HttpRequest) HttpMessage.super.setAttribute(name, value);
}
@Override
default Optional getLocale() {
return getHeaders().findAcceptLanguage();
}
/**
* Retrieves the Certificate used for mutual authentication.
*
* @return A certificate used for authentication, if applicable.
*/
@SuppressWarnings("deprecation")
default Optional getCertificate() {
Optional attribute = this.getAttribute(HttpAttributes.X509_CERTIFICATE, Certificate.class);
if (attribute.isPresent()) {
return attribute;
}
Optional session = getSslSession();
if (session.isPresent()) {
try {
return Optional.of(session.get().getPeerCertificates()[0]);
} catch (SSLPeerUnverifiedException e) {
// won't return unverified cert
}
}
return Optional.empty();
}
/**
* Get the SSL session used for the connection to the client, if available.
*
* @return The session
*/
default Optional getSslSession() {
return Optional.empty();
}
/**
* Get the origin header.
*
* @return The origin header
* @see HttpHeaders#getOrigin()
*/
default Optional getOrigin() {
return getHeaders().getOrigin();
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#GET} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest GET(URI uri) {
return GET(uri.toString());
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#GET} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest GET(String uri) {
return HttpRequestFactory.INSTANCE.get(uri);
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#OPTIONS} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest OPTIONS(URI uri) {
return OPTIONS(uri.toString());
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#OPTIONS} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest OPTIONS(String uri) {
return HttpRequestFactory.INSTANCE.options(uri);
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#HEAD} request for the given URI.
*
* @param uri The URI
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest HEAD(URI uri) {
return HEAD(uri.toString());
}
/**
* Return a {@link MutableHttpRequest} for a {@link HttpMethod#HEAD} request for the given URI.
*
* @param uri The URI
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest HEAD(String uri) {
return HttpRequestFactory.INSTANCE.head(uri);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#POST} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest POST(URI uri, T body) {
return POST(uri.toString(), body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#POST} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest POST(String uri, T body) {
Objects.requireNonNull(uri, "Argument [uri] is required");
return HttpRequestFactory.INSTANCE.post(uri, body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#PUT} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest PUT(URI uri, T body) {
return PUT(uri.toString(), body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#PUT} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest PUT(String uri, T body) {
Objects.requireNonNull(uri, "Argument [uri] is required");
return HttpRequestFactory.INSTANCE.put(uri, body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#PATCH} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest PATCH(URI uri, T body) {
return PATCH(uri.toString(), body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#PATCH} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest PATCH(String uri, T body) {
Objects.requireNonNull(uri, "Argument [uri] is required");
return HttpRequestFactory.INSTANCE.patch(uri, body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#DELETE} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest DELETE(URI uri, T body) {
return DELETE(uri.toString(), body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#DELETE} request for the given URI.
*
* @param uri The URI
* @param body The body of the request (content type defaults to {@link MediaType#APPLICATION_JSON}
* @param The body type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest DELETE(String uri, T body) {
Objects.requireNonNull(uri, "Argument [uri] is required");
return HttpRequestFactory.INSTANCE.delete(uri, body);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#DELETE} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest DELETE(String uri) {
return DELETE(uri, null);
}
/**
* Return a {@link MutableHttpRequest} that executes an {@link HttpMethod#DELETE} request for the given URI.
*
* @param uri The URI
* @param The Http request type
* @return The {@link MutableHttpRequest} instance
* @see HttpRequestFactory
*/
static MutableHttpRequest DELETE(URI uri) {
return DELETE(uri.toString(), null);
}
/**
* Create a new {@link MutableHttpRequest} for the given method and URI.
*
* @param httpMethod The method
* @param uri The URI
* @param The Http request type
* @return The request
*/
static MutableHttpRequest create(HttpMethod httpMethod, String uri) {
Objects.requireNonNull(httpMethod, "Argument [httpMethod] is required");
return create(httpMethod, uri, httpMethod.name());
}
/**
* Create a new {@link MutableHttpRequest} for the given method and URI.
*
* @param httpMethod The method
* @param uri The URI
* @param The Http request type
* @param httpMethodName Method name - for standard http methods is equal to {@link HttpMethod#name()}
* @return The request
*/
static MutableHttpRequest create(HttpMethod httpMethod, String uri, String httpMethodName) {
Objects.requireNonNull(httpMethod, "Argument [httpMethod] is required");
Objects.requireNonNull(uri, "Argument [uri] is required");
Objects.requireNonNull(httpMethodName, "Argument [httpMethodName] is required");
return HttpRequestFactory.INSTANCE.create(httpMethod, uri, httpMethodName);
}
/**
* Returns a mutable request based on this request.
* @return the mutable request
* @since 4.7
*/
default MutableHttpRequest toMutableRequest() {
if (this instanceof MutableHttpRequest mutableHttpRequest) {
return mutableHttpRequest;
}
MutableHttpRequest mutableHttpRequest = HttpRequest.create(getMethod(), getUri().toString());
getBody().ifPresent(mutableHttpRequest::body);
getHeaders().forEach((name, value) -> {
for (String val : value) {
mutableHttpRequest.header(name, val);
}
});
mutableHttpRequest.getAttributes().putAll(getAttributes());
return mutableHttpRequest;
}
}
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