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resourceGroup.h

/***************************************************************
 *
 * Copyright (C) 1990-2007, Condor Team, Computer Sciences Department,
 * University of Wisconsin-Madison, WI.
 * 
 * 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.
 *
 ***************************************************************/


#ifndef __RESOURCEGROUP_H__
#define __RESOURCEGROUP_H__

#define WANT_CLASSAD_NAMESPACE
#include "condor_fix_iostream.h"
#include "classad/classad_distribution.h"
#include "list.h"

/** A wrapper for a list of ClassAds.  In the future this may be modified to
      handle ClassAdCollections.
*/
00032 class ResourceGroup
{
 public:

            /** Default Constructor */
      ResourceGroup( );

            /** Destructor */
      ~ResourceGroup( );

            /** Initialized the ResourceGroup to contain the given list of
                  ClassAds. Only a shallow copy of the list is made.
                  @param result the List of ClassAds for the ResourceGroup to
                  contain.
                  @return true on success, false on failure.
            */
      bool Init( List<classad::ClassAd>& result );

            /** Populates a list with the classads contained by the ResourceGroup
                  Only a shallow copy of the list is made.
                  @param result the destination List for the ClassAds.
                  @return true on success, false on failure.
            */
      bool GetClassAds( List<classad::ClassAd>& result );

            /** Gets the number of classads in the ResourceGroup.
                  @param result Assigned the number of ClassAds.
                  @return true on success, false on failure.
            */
      bool GetNumberOfClassAds( int& result );

            /** Generates a string representation of the ResourceGroup.  It prints
                  the classads using PrettyPrint seperated by newlines.
                  @param the buffer to print the ClassAds to.
                  @return true on success, false on failure.
            */
      bool ToString( std::string& buffer );
 private:
      bool initialized;
      List<classad::ClassAd> classads;
};

#endif // __RESOURCEGROUP_H__

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