本文整理汇总了Java中com.amazonaws.services.simpledb.model.SelectRequest.setSelectExpression方法的典型用法代码示例。如果您正苦于以下问题:Java SelectRequest.setSelectExpression方法的具体用法?Java SelectRequest.setSelectExpression怎么用?Java SelectRequest.setSelectExpression使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.amazonaws.services.simpledb.model.SelectRequest
的用法示例。
在下文中一共展示了SelectRequest.setSelectExpression方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testGetAllItemsCorrectlyCallsSimpleDB
import com.amazonaws.services.simpledb.model.SelectRequest; //导入方法依赖的package包/类
@Test
public void testGetAllItemsCorrectlyCallsSimpleDB() throws Exception {
// ARRANGE
initialiseOptimisticPersister();
SelectRequest selectRequest = new SelectRequest();
selectRequest.setConsistentRead(true);
selectRequest.setSelectExpression("select * from `" + testSimpleDBDomainName + "`");
// Configure select result with an item to be returned:
SelectResult selectResult = new SelectResult();
Set<Item> items = new HashSet<>();
Item item = new Item();
String itemDate = "2016-07-23";
item.setName(itemDate);
item.setAttributes(allAttributes);
items.add(item);
selectResult.setItems(items);
mockery.checking(new Expectations() {
{
oneOf(mockSimpleDBClient).select(with(equal(selectRequest)));
will(returnValue(selectResult));
}
});
List<ImmutablePair<String, List<Attribute>>> expectedItems = new ArrayList<>();
ImmutablePair<String, List<Attribute>> pair = new ImmutablePair<>(itemDate, new ArrayList<>(
activeNonVersionAttributes));
expectedItems.add(pair);
// ACT
List<ImmutablePair<String, List<Attribute>>> actualItems = optimisticPersister.getAllItems();
// ASSERT
assertTrue("OptimisticPersister should return the correct items. Actual: " + actualItems
+ ", Expected: " + expectedItems, actualItems.equals(expectedItems));
}
示例2: getAllItems
import com.amazonaws.services.simpledb.model.SelectRequest; //导入方法依赖的package包/类
@Override
public List<ImmutablePair<String, List<Attribute>>> getAllItems() {
if (!initialised) {
throw new IllegalStateException("The optimistic persister has not been initialised");
}
// Query database to get items
List<ImmutablePair<String, List<Attribute>>> items = new ArrayList<>();
AmazonSimpleDB client = getSimpleDBClient();
SelectRequest selectRequest = new SelectRequest();
// N.B. Think if results are paged, second and subsequent pages will always
// be eventually-consistent only. This is currently used only to back up the
// database - so being eventually-consistent is good enough - after all -
// even if we were fully consistent, someone could still add a new booking
// right after our call anyway.
selectRequest.setConsistentRead(true);
// Query all items in the domain
selectRequest.setSelectExpression("select * from `" + simpleDbDomainName + "`");
String nextToken = null;
do {
SelectResult selectResult = client.select(selectRequest);
selectResult.getItems().forEach(
item -> {
List<Attribute> attributes = new ArrayList<>();
item.getAttributes()
.stream()
// Do not return the version attribute or inactive attributes
.filter(
attribute -> (!attribute.getName().equals(versionAttributeName) && !attribute
.getValue().startsWith("Inactive"))).forEach(attribute -> {
attributes.add(attribute);
});
items.add(new ImmutablePair<>(item.getName(), attributes));
});
nextToken = selectResult.getNextToken();
selectRequest.setNextToken(nextToken);
} while (nextToken != null);
return items;
}