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OAuth 2.0 SDK with OpenID Connection extensions for developing
client and server applications.
/*
* oauth2-oidc-sdk
*
* Copyright 2012-2016, Connect2id Ltd and contributors.
*
* 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.nimbusds.oauth2.sdk.util;
import java.net.URI;
import java.net.URISyntaxException;
/**
* URI operations.
*/
public final class URIUtils {
/**
* Gets the base part (schema, host, port and path) of the specified
* URI.
*
* @param uri The URI. May be {@code null}.
*
* @return The base part of the URI, {@code null} if the original URI
* is {@code null} or doesn't specify a protocol.
*/
public static URI getBaseURI(final URI uri) {
if (uri == null)
return null;
try {
return new URI(uri.getScheme(), null, uri.getHost(), uri.getPort(), uri.getPath(), null, null);
} catch (URISyntaxException e) {
return null;
}
}
/**
* Strips the query string from the specified URI.
*
* @param uri The URI. May be {@code null}.'
*
* @return The URI with stripped query string, {@code null} if the
* original URI is {@code null} or doesn't specify a protocol.
*/
public static URI stripQueryString(final URI uri) {
if (uri == null)
return null;
try {
return new URI(uri.getScheme(), null, uri.getHost(), uri.getPort(), uri.getPath(), null, uri.getFragment());
} catch (URISyntaxException e) {
return null;
}
}
/**
* Removes the trailing slash ("/") from the specified URI, if present.
*
* @param uri The URI. May be {@code null}.
*
* @return The URI with no trailing slash, {@code null} if the original
* URI is {@code null}.
*/
public static URI removeTrailingSlash(final URI uri) {
if (uri == null)
return null;
String uriString = uri.toString();
if (uriString.charAt(uriString.length() - 1 ) == '/') {
return URI.create(uriString.substring(0, uriString.length() - 1));
}
return uri;
}
/**
* Prevents public instantiation.
*/
private URIUtils() {}
}