| /* |
| * 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. |
| */ |
| package org.apache.qpid.protonj2.client; |
| |
| import java.util.Collections; |
| import java.util.LinkedHashSet; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| /** |
| * Connection options that are applied to the SASL layer. |
| */ |
| public class SaslOptions { |
| |
| /** |
| * The client default configuration value for SASL enabled state (default is true) |
| */ |
| public static final boolean DEFAULT_SASL_ENABLED = true; |
| |
| private boolean saslEnabled = DEFAULT_SASL_ENABLED; |
| private final Set<String> saslAllowedMechs = new LinkedHashSet<>(); |
| |
| /** |
| * Create a new {@link SaslOptions} instance configured with default configuration settings. |
| */ |
| public SaslOptions() { |
| } |
| |
| @Override |
| public SaslOptions clone() { |
| return copyInto(new SaslOptions()); |
| } |
| |
| /** |
| * @return the saslLayer |
| */ |
| public boolean saslEnabled() { |
| return saslEnabled; |
| } |
| |
| /** |
| * @param saslEnabled the saslLayer to set |
| * |
| * @return this options instance. |
| */ |
| public SaslOptions saslEnabled(boolean saslEnabled) { |
| this.saslEnabled = saslEnabled; |
| return this; |
| } |
| |
| /** |
| * Adds a mechanism to the list of allowed SASL mechanisms this client will use |
| * when selecting from the remote peers offered set of SASL mechanisms. If no |
| * allowed mechanisms are configured then the client will select the first mechanism |
| * from the server offered mechanisms that is supported. |
| * |
| * @param mechanism |
| * The mechanism to allow. |
| * |
| * @return this options object for chaining. |
| */ |
| public SaslOptions addAllowedMechanism(String mechanism) { |
| Objects.requireNonNull(mechanism, "Cannot add null as an allowed mechanism"); |
| this.saslAllowedMechs.add(mechanism); |
| return this; |
| } |
| |
| /** |
| * @return the current list of allowed SASL Mechanisms. |
| */ |
| public Set<String> allowedMechanisms() { |
| return Collections.unmodifiableSet(saslAllowedMechs); |
| } |
| |
| /** |
| * Copy all configuration into the given {@link SaslOptions} from this instance. |
| * |
| * @param other |
| * another {@link SaslOptions} instance that will receive the configuration from this instance. |
| * |
| * @return the options instance that was copied into. |
| */ |
| public SaslOptions copyInto(SaslOptions other) { |
| other.saslEnabled(saslEnabled()); |
| other.saslAllowedMechs.addAll(saslAllowedMechs); |
| |
| return other; |
| } |
| } |