io.logspace.jvm.agent.shaded.apache.http.impl.client.BasicCredentialsProvider Maven / Gradle / Ivy
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/*
* ====================================================================
* 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
* .
*
*/
package io.logspace.jvm.agent.shaded.apache.http.impl.client;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import io.logspace.jvm.agent.shaded.apache.http.annotation.Contract;
import io.logspace.jvm.agent.shaded.apache.http.annotation.ThreadingBehavior;
import io.logspace.jvm.agent.shaded.apache.http.auth.AuthScope;
import io.logspace.jvm.agent.shaded.apache.http.auth.Credentials;
import io.logspace.jvm.agent.shaded.apache.http.client.CredentialsProvider;
import io.logspace.jvm.agent.shaded.apache.http.util.Args;
/**
* Default implementation of {@link CredentialsProvider}.
*
* @since 4.0
*/
@Contract(threading = ThreadingBehavior.SAFE)
public class BasicCredentialsProvider implements CredentialsProvider {
private final ConcurrentHashMap credMap;
/**
* Default constructor.
*/
public BasicCredentialsProvider() {
super();
this.credMap = new ConcurrentHashMap();
}
@Override
public void setCredentials(
final AuthScope authscope,
final Credentials credentials) {
Args.notNull(authscope, "Authentication scope");
credMap.put(authscope, credentials);
}
/**
* Find matching {@link Credentials credentials} for the given authentication scope.
*
* @param map the credentials hash map
* @param authscope the {@link AuthScope authentication scope}
* @return the credentials
*
*/
private static Credentials matchCredentials(
final Map map,
final AuthScope authscope) {
// see if we get a direct hit
Credentials creds = map.get(authscope);
if (creds == null) {
// Nope.
// Do a full scan
int bestMatchFactor = -1;
AuthScope bestMatch = null;
for (final AuthScope current: map.keySet()) {
final int factor = authscope.match(current);
if (factor > bestMatchFactor) {
bestMatchFactor = factor;
bestMatch = current;
}
}
if (bestMatch != null) {
creds = map.get(bestMatch);
}
}
return creds;
}
@Override
public Credentials getCredentials(final AuthScope authscope) {
Args.notNull(authscope, "Authentication scope");
return matchCredentials(this.credMap, authscope);
}
@Override
public void clear() {
this.credMap.clear();
}
@Override
public String toString() {
return credMap.toString();
}
}