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XMLTooling-J is a low-level library that may be used to construct libraries that allow developers to work with XML in a Java beans manner.

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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.xml.security.keyinfo;

import org.opensaml.xml.security.Criteria;
import org.opensaml.xml.signature.KeyInfo;

/**
 * An implementation of {@link Criteria} which specifies criteria based
 * on the contents of a {@link KeyInfo} element.
 */
public final class KeyInfoCriteria implements Criteria {
    
    /** The KeyInfo which serves as the source for credential criteria. */
    private KeyInfo keyInfo;
    
    /**
     * Constructor.
     *
     * @param newKeyInfo the KeyInfo credential criteria to use
     */
    public KeyInfoCriteria(KeyInfo newKeyInfo) {
       setKeyInfo(newKeyInfo);
    }

    /**
     * Gets the KeyInfo which is the source of credential criteria.
     * 
     * @return the KeyInfo credential criteria
     */
    public KeyInfo getKeyInfo() {
        return keyInfo;
    }
    
    /**
     * Sets the KeyInfo which is the source of credential criteria.
     * 
     * @param newKeyInfo the KeyInfo to use as credential criteria
     * 
     */
    public void setKeyInfo(KeyInfo newKeyInfo) {
        // Note: we allow KeyInfo to be null to handle case where application context,
        // other accompanying criteria, etc should be used to resolve credentials.
        keyInfo = newKeyInfo;
    }

}