Java Code Examples for com.google.appengine.api.search.Index#getRange()

The following examples show how to use com.google.appengine.api.search.Index#getRange() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MaintenanceTasksServlet.java    From MobileShoppingAssistant-sample with Apache License 2.0 6 votes vote down vote up 
/**
 * Cleans the index of places from all entries.
 */
private void removeAllDocumentsFromIndex() {
    Index index = PlacesHelper.getIndex();
    // As the request will only return up to 1000 documents,
    // we need to loop until there are no more documents in the index.
    // We batch delete 1000 documents per iteration.
    final int numberOfDocuments = 1000;
    while (true) {
        GetRequest request = GetRequest.newBuilder()
                .setReturningIdsOnly(true)
                .build();

        ArrayList<String> documentIds = new ArrayList<>(numberOfDocuments);
        GetResponse<Document> response = index.getRange(request);
        for (Document document : response.getResults()) {
            documentIds.add(document.getId());
        }

        if (documentIds.size() == 0) {
            break;
        }

        index.delete(documentIds);
    }
}
Example 2
Source File: IndexTest.java    From appengine-tck with Apache License 2.0 6 votes vote down vote up 
@Test
public void testPutGetRangeGetRequest() throws InterruptedException {
    String indexName = "put-index";
    String docId = "testPutDocs";
    Index index = createIndex(indexName, docId);

    GetIndexesRequest request = GetIndexesRequest.newBuilder()
            .setIndexNamePrefix(indexName)
            .build();
    GetResponse<Index> response = searchService.getIndexes(request);
    List<Index> listIndexes = response.getResults();

    for (Index oneIndex : listIndexes) {
        GetResponse<Document> docs = oneIndex.getRange(GetRequest.newBuilder().setStartId(docId + "1").setLimit(10).build());
        sync();
        assertEquals(docs.getResults().size(), 2);
    }
}
Example 3
Source File: IndexTest.java    From appengine-tck with Apache License 2.0 6 votes vote down vote up 
@Test
public void testPutGetRangeBuilder() throws InterruptedException {
    String indexName = "put-index";
    String docId = "testPutDocs";
    Index index = createIndex(indexName, docId);

    GetIndexesRequest request = GetIndexesRequest.newBuilder()
            .setIndexNamePrefix(indexName)
            .build();
    GetResponse<Index> response = searchService.getIndexes(request);
    List<Index> listIndexes = response.getResults();

    for (Index oneIndex : listIndexes) {
        GetResponse<Document> docs = oneIndex.getRange(GetRequest.newBuilder().setStartId(docId + "1").setLimit(10));
        sync();
        assertEquals(docs.getResults().size(), 2);
    }
}
Example 4
Source File: IndexServlet.java    From java-docs-samples with Apache License 2.0 5 votes vote down vote up 
@Override
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
  PrintWriter out = resp.getWriter();
  Document document =
      Document.newBuilder()
          .setId("AZ125")
          .addField(Field.newBuilder().setName("myField").setText("myValue"))
          .build();
  try {
    Utils.indexADocument(INDEX, document);
  } catch (InterruptedException e) {
    out.println("Interrupted");
    return;
  }
  out.println("Indexed a new document.");
  // [START get_document]
  IndexSpec indexSpec = IndexSpec.newBuilder().setName(INDEX).build();
  Index index = SearchServiceFactory.getSearchService().getIndex(indexSpec);

  // Fetch a single document by its  doc_id
  Document doc = index.get("AZ125");

  // Fetch a range of documents by their doc_ids
  GetResponse<Document> docs =
      index.getRange(GetRequest.newBuilder().setStartId("AZ125").setLimit(100).build());
  // [END get_document]
  out.println("myField: " + docs.getResults().get(0).getOnlyField("myField").getText());
}
Example 5
Source File: MaintenanceTasksServlet.java    From solutions-mobile-shopping-assistant-backend-java with Apache License 2.0 5 votes vote down vote up 
private void removeAllDocumentsFromIndex() {
  Index index = PlacesHelper.getIndex();

  GetRequest request = GetRequest.newBuilder().setReturningIdsOnly(true).build();

  GetResponse<Document> response = index.getRange(request);
  for (Document document : response.getResults()) {
    index.delete(document.getId());
  }
}