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WildFly Security Plain SASL Implementation

There is a newer version: 2.6.0.Final

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2014 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * 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 org.wildfly.security.sasl.plain;

import java.util.Map;

import javax.security.sasl.Sasl;

import org.wildfly.security.sasl.WildFlySasl;
import org.wildfly.security.sasl.util.SaslMechanismInformation;

/**
 * The {@code PLAIN} SASL mechanism as described in RFC 4616.
 *
 * @author Darran Lofthouse
 * @author David M. Lloyd
 */
final class PlainSasl {

    static final String[] NAMES = { SaslMechanismInformation.Names.PLAIN };

    static boolean isMatched(final Map props, final boolean query) {
        if (props == null) {
            return true;
        }
        if ("true".equals(props.get(WildFlySasl.MECHANISM_QUERY_ALL)) && query) {
            return true;
        }
        if ("true".equals(props.get(Sasl.POLICY_NOACTIVE))) {
            return false;
        }
        if ("true".equals(props.get(Sasl.POLICY_NODICTIONARY))) {
            return false;
        }
        if ("true".equals(props.get(Sasl.POLICY_NOPLAINTEXT))) {
            return false;
        }
        if ("true".equals(props.get(Sasl.POLICY_FORWARD_SECRECY))) {
            return false;
        }
        if ("true".equals(props.get(Sasl.POLICY_PASS_CREDENTIALS))) {
            return false;
        }
        return true;
    }
}