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Camunda 7 Keycloak Identity Provider Plugin including all transitive dependencies
/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* originalPathSegments = uribuilder.getPathSegments();
final List pathSegments = new ArrayList<>(originalPathSegments);
for (final Iterator it = pathSegments.iterator(); it.hasNext(); ) {
final String pathSegment = it.next();
if (pathSegment.isEmpty() && it.hasNext()) {
it.remove();
}
}
if (pathSegments.size() != originalPathSegments.size()) {
uribuilder.setPathSegments(pathSegments);
}
if (pathSegments.isEmpty()) {
uribuilder.setPathSegments("");
}
return uribuilder.build();
}
/**
* A convenience method for
* {@link URIUtils#rewriteURI(URI, HttpHost, boolean)} that always keeps the
* fragment.
*
* @deprecated Use {@link URIBuilder}.
*/
@Deprecated
public static URI rewriteURI(
final URI uri,
final HttpHost target) throws URISyntaxException {
return rewriteURI(uri, target, false);
}
/**
* A convenience method that creates a new {@link URI} whose scheme, host, port, path,
* query are taken from the existing URI, dropping any fragment or user-information.
* The path is set to "/" if not explicitly specified. The existing URI is returned
* unmodified if it has no fragment or user-information and has a path.
*
* @param uri
* original URI.
* @throws URISyntaxException
* If the resulting URI is invalid.
*
* @deprecated Use {@link URIBuilder}.
*/
@Deprecated
public static URI rewriteURI(final URI uri) throws URISyntaxException {
Args.notNull(uri, "URI");
if (uri.isOpaque()) {
return uri;
}
final URIBuilder uribuilder = new URIBuilder(uri);
if (uribuilder.getUserInfo() != null) {
uribuilder.setUserInfo(null);
}
if (uribuilder.isPathEmpty()) {
uribuilder.setPathSegments("");
}
if (uribuilder.getHost() != null) {
uribuilder.setHost(uribuilder.getHost().toLowerCase(Locale.ROOT));
}
uribuilder.setFragment(null);
return uribuilder.build();
}
/**
* Resolves a URI reference against a base URI. Work-around for bug in
* java.net.URI (http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4708535)
*
* @param baseURI the base URI
* @param reference the URI reference
* @return the resulting URI
*/
public static URI resolve(final URI baseURI, final String reference) {
return resolve(baseURI, URI.create(reference));
}
/**
* Resolves a URI reference against a base URI. Work-around for bugs in
* java.net.URI (e.g. http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4708535)
*
* @param baseURI the base URI
* @param reference the URI reference
* @return the resulting URI
*/
public static URI resolve(final URI baseURI, final URI reference) {
Args.notNull(baseURI, "Base URI");
Args.notNull(reference, "Reference URI");
final String s = reference.toASCIIString();
if (s.startsWith("?")) {
String baseUri = baseURI.toASCIIString();
final int i = baseUri.indexOf('?');
baseUri = i > -1 ? baseUri.substring(0, i) : baseUri;
return URI.create(baseUri + s);
}
final boolean emptyReference = s.isEmpty();
URI resolved;
if (emptyReference) {
resolved = baseURI.resolve(URI.create("#"));
final String resolvedString = resolved.toASCIIString();
resolved = URI.create(resolvedString.substring(0, resolvedString.indexOf('#')));
} else {
resolved = baseURI.resolve(reference);
}
try {
return normalizeSyntax(resolved);
} catch (final URISyntaxException ex) {
throw new IllegalArgumentException(ex);
}
}
/**
* Removes dot segments and performs Syntax-Based Normalization.
*
* @param uri the original URI
* @return the URI without dot segments
*/
static URI normalizeSyntax(final URI uri) throws URISyntaxException {
if (uri.isOpaque() || uri.getAuthority() == null) {
// opaque and file: URIs
return uri;
}
final URIBuilder builder = new URIBuilder(uri);
builder.normalizeSyntax();
if (builder.getScheme() == null) {
builder.setScheme(URIScheme.HTTP.id);
}
if (builder.isPathEmpty()) {
builder.setPathSegments("");
}
return builder.build();
}
/**
* Extracts target host from the given {@link URI}.
*
* @param uri
* @return the target host if the URI is absolute or {@code null} if the URI is
* relative or does not contain a valid host name.
*
* @since 4.1
*/
public static HttpHost extractHost(final URI uri) {
if (uri == null) {
return null;
}
final URIBuilder uriBuilder = new URIBuilder(uri);
final String scheme = uriBuilder.getScheme();
final String host = uriBuilder.getHost();
final int port = uriBuilder.getPort();
if (!TextUtils.isBlank(host)) {
try {
return new HttpHost(scheme, host, port);
} catch (final IllegalArgumentException ignore) {
}
}
return null;
}
/**
* Derives the interpreted (absolute) URI that was used to generate the last
* request. This is done by extracting the request-uri and target origin for
* the last request and scanning all the redirect locations for the last
* fragment identifier, then combining the result into a {@link URI}.
*
* @param originalURI
* original request before any redirects
* @param target
* if the last URI is relative, it is resolved against this target,
* or {@code null} if not available.
* @param redirects
* collection of redirect locations since the original request
* or {@code null} if not available.
* @return interpreted (absolute) URI
*/
public static URI resolve(
final URI originalURI,
final HttpHost target,
final List redirects) throws URISyntaxException {
Args.notNull(originalURI, "Request URI");
final URIBuilder uribuilder;
if (redirects == null || redirects.isEmpty()) {
uribuilder = new URIBuilder(originalURI);
} else {
uribuilder = new URIBuilder(redirects.get(redirects.size() - 1));
String frag = uribuilder.getFragment();
// read interpreted fragment identifier from redirect locations
for (int i = redirects.size() - 1; frag == null && i >= 0; i--) {
frag = redirects.get(i).getFragment();
}
uribuilder.setFragment(frag);
}
// read interpreted fragment identifier from original request
if (uribuilder.getFragment() == null) {
uribuilder.setFragment(originalURI.getFragment());
}
// last target origin
if (target != null && !uribuilder.isAbsolute()) {
uribuilder.setScheme(target.getSchemeName());
uribuilder.setHost(target.getHostName());
uribuilder.setPort(target.getPort());
}
return uribuilder.build();
}
/**
* Convenience factory method for {@link URI} instances.
*
* @since 5.0
*
* @deprecated Use {@link URIBuilder}.
*/
@Deprecated
public static URI create(final HttpHost host, final String path) throws URISyntaxException {
final URIBuilder builder = new URIBuilder(path);
if (host != null) {
builder.setHost(host.getHostName()).setPort(host.getPort()).setScheme(host.getSchemeName());
}
return builder.build();
}
/**
* Convenience factory method for {@link URI} instances.
*
* @since 5.0
*
* @deprecated Use {@link URIBuilder}.
*/
@Deprecated
public static URI create(final String scheme, final URIAuthority host, final String path) throws URISyntaxException {
final URIBuilder builder = new URIBuilder(path);
if (scheme != null) {
builder.setScheme(scheme);
}
if (host != null) {
builder.setHost(host.getHostName()).setPort(host.getPort());
}
return builder.build();
}
/**
* This class should not be instantiated.
*/
private URIUtils() {
}
}