org.jasig.schedassist.impl.caldav.DefaultCredentialsProviderImpl.java Source code

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Here is the source code for org.jasig.schedassist.impl.caldav.DefaultCredentialsProviderImpl.java

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/**
 * Licensed to Jasig under one or more contributor license
 * agreements. See the NOTICE file distributed with this work
 * for additional information regarding copyright ownership.
 * Jasig 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.jasig.schedassist.impl.caldav;

import org.apache.http.auth.AuthScope;
import org.apache.http.auth.Credentials;
import org.apache.http.client.CredentialsProvider;

/**
 * This {@link CredentialsProvider} implementation will return the 
 * supplied-at-construction-time {@link Credentials} if and only if
 * the request matches the configured {@link AuthScope}.
 * 
 * @author Nicholas Blair
 * @version $Id: DefaultCredentialsProviderImpl.java $
 */
public class DefaultCredentialsProviderImpl implements CredentialsProvider {

    private final Credentials adminCredentials;
    private final AuthScope targetAuthScope;

    /**
     * 
     * @param adminCredentials
     * @param targetAuthScope
     */
    public DefaultCredentialsProviderImpl(Credentials adminCredentials, AuthScope targetAuthScope) {
        this.adminCredentials = adminCredentials;
        this.targetAuthScope = targetAuthScope;
    }

    /**
     * @return the adminCredentials
     */
    public Credentials getAdminCredentials() {
        return adminCredentials;
    }

    /**
     * @return the targetAuthScope
     */
    public AuthScope getTargetAuthScope() {
        return targetAuthScope;
    }

    /*
     * (non-Javadoc)
     * @see org.apache.http.client.CredentialsProvider#clear()
     */
    @Override
    public void clear() {
        throw new UnsupportedOperationException("clear not supported");
    }

    /*
     * (non-Javadoc)
     * @see org.apache.http.client.CredentialsProvider#getCredentials(org.apache.http.auth.AuthScope)
     */
    @Override
    public Credentials getCredentials(AuthScope authscope) {
        if (!targetAuthScope.equals(authscope)) {
            return null;
        }
        return adminCredentials;
    }

    /*
     * (non-Javadoc)
     * @see org.apache.http.client.CredentialsProvider#setCredentials(org.apache.http.auth.AuthScope, org.apache.http.auth.Credentials)
     */
    @Override
    public void setCredentials(AuthScope arg0, Credentials arg1) {
        throw new UnsupportedOperationException("setCredentials not supported");
    }
}