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  package org.apache.cayenne.access;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.cayenne.CayenneRuntimeException;
  import org.apache.cayenne.ObjectId;
  import org.apache.cayenne.ResultIterator;
  import org.apache.cayenne.query.Query;
  
  /**
   * Helper class to process test queries results.
   */
  public class MockOperationObserver implements OperationObserver {
  
      protected Map resultRows = new HashMap();
      protected Map resultCounts = new HashMap();
      protected Map resultBatch = new HashMap();
  
      public List rowsForQuery(Query q) {
          return (List) resultRows.get(q);
      }
  
      public int countForQuery(Query q) {
          Integer count = (Integer) resultCounts.get(q);
          return (count != null) ? count.intValue() : -1;
      }
  
      public int[] countsForQuery(Query q) {
          return (int[]) resultBatch.get(q);
      }
  
      public void nextCount(Query query, int resultCount) {
          resultCounts.put(query, resultCount);
      }
  
      public void nextRows(Query query, List<?> dataRows) {
          resultRows.put(query, dataRows);
      }
  
      public void nextBatchCount(Query query, int[] resultCount) {
          resultBatch.put(query, resultCount);
      }
  
      public void nextGlobalException(Exception ex) {
          throw new CayenneRuntimeException(ex);
      }
  
      public void nextQueryException(Query query, Exception ex) {
          throw new CayenneRuntimeException(ex);
      }
  
      public void nextRows(Query q, ResultIterator<?> it) {
      }
  
      @Override
      public void nextGeneratedRows(Query query, ResultIterator<?> keys, List<ObjectId> idsToUpdate) {
      }
  
      public boolean isIteratedResult() {
          return false;
      }
  }
  