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/*
 * Licensed to the University Corporation for Advanced Internet Development,
 * Inc. (UCAID) under one or more contributor license agreements.  See the
 * NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The UCAID 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.opensaml.saml.common.messaging.logic;

import org.opensaml.messaging.context.MessageContext;
import org.opensaml.saml.common.SAMLObject;
import org.opensaml.saml.common.binding.SAMLBindingSupport;

import com.google.common.base.Predicate;

/**
 * Predicate that determines whether the binding associated with a message context is
 * signature-capable. 
 */
public class SignatureCapableBindingPredicate implements Predicate> {

    /** {@inheritDoc} */
    public boolean apply(final MessageContext input) {
        return input != null && SAMLBindingSupport.isSigningCapableBinding(input);
    }

}