com.curl.orb.security.RemoteServiceAnnotationChecker.java Source code

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Here is the source code for com.curl.orb.security.RemoteServiceAnnotationChecker.java

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// Copyright (C) 1998-2008, Sumisho Computer Systems Corp. All Rights Reserved.

// 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 com.curl.orb.security;

import java.lang.reflect.Modifier;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * Checker the RemoteService annotation.
 * 
 * @author Hitoshi Okada
 * @since 0.6
 */
public class RemoteServiceAnnotationChecker {
    /**
     * Check the PublicService annotation. Throw AccessException if false.
     * 
     * @param cls the class
     * @throws AccessException
     */
    public static void check(Class<?> cls, Environment environment) throws AccessException {
        // ignore security
        if (environment == null)
            return;

        RemoteService remoteServiceAnnotation = (RemoteService) cls.getAnnotation(RemoteService.class);
        if (!Modifier.isPublic(cls.getModifiers()) || remoteServiceAnnotation == null
                || !environment.contain(remoteServiceAnnotation.value())) {
            Log log = LogFactory.getLog(RemoteServiceAnnotationChecker.class);
            log.debug("Cannot allow to access the class [" + cls.getName() + "]");
            throw new AccessException("Cannot allow to access the class [" + cls.getName() + "]");
        }
        // TODO: Cache the class(cls). Which is faster, cache or annotation?
    }
}