java/src/main/com/google/appengine/api/search/checkers/QueryOnlyCustomerDocumentChecker.java

   1 package com.google.appengine.api.search.checkers;
   2
   3 import static com.google.appengine.api.search.checkers.DocumentChecker.mandatoryCheckValid;
   4
   5 import com.google.apphosting.api.AppEngineInternal;
   6 import com.google.apphosting.api.search.DocumentPb;
   7 import com.google.common.base.Strings;
   8
   9 /**
  10  * This class performs {@link DocumentPb.Document} validity checks for search customers that only
  11  * use the query API.
  12  */
  13 @AppEngineInternal
  14 public class QueryOnlyCustomerDocumentChecker {
  15
  16   /**
  17    * Checks whether a {@link DocumentPb.Document} has a valid set of fields for clients that only
  18    * use the search query API.
  19    *
  20    * @param pb the {@link DocumentPb.Document} protocol buffer to check.
  21    * @throws IllegalArgumentException if the document is invalid.
  22    */
  23   public static void checkValid(DocumentPb.Document pb) {
  24     Preconditions.checkArgument(pb.hasId(), "Document id is not specified");
  25     Preconditions.checkArgument(!Strings.isNullOrEmpty(pb.getId()), "Document id is null or empty");
  26     mandatoryCheckValid(pb);
  27   }
  28
  29 }