Map<String, Integer> unfiltered = createUnfiltered();
    unfiltered.put("cat", 3);
    unfiltered.put("dog", 2);
    unfiltered.put("horse", 5);
    Predicate<Entry<?, ?>> predicate = e -> e.getKey().equals("cat") || e.getValue().equals(2);
    Map<String, Integer> filtered = Maps.filterEntries(unfiltered, predicate);
    assertEquals(ImmutableMap.of("cat", 3, "dog", 2), filtered);
  }

    this.element = Preconditions.checkNotNull(element);
  }

  @Override
  public int size() {
    return 1;
  }

  @Override
  public boolean contains(@CheckForNull Object target) {
    return element.equals(target);
  }

  @Override
  public UnmodifiableIterator<E> iterator() {
    return singletonIterator(element);
  }

  @Override
  public ImmutableList<E> asList() {
    return ImmutableList.of(element);

@GwtCompatible
public class UnhashableObject implements Comparable<UnhashableObject> {
  private final int value;

  public UnhashableObject(int value) {
    this.value = value;
  }

  @Override
  public boolean equals(@Nullable Object object) {
    if (object instanceof UnhashableObject) {
      UnhashableObject that = (UnhashableObject) object;
      return this.value == that.value;
    }
    return false;
  }

  @Override

  public int getAndSet(int newValue) {
    int result = value;
    value = newValue;
    return result;
  }

  @Override
  public int hashCode() {
    return value;
  }

  @Override
  public boolean equals(@CheckForNull Object obj) {
    return obj instanceof Count && ((Count) obj).value == value;
  }

  @Override
  public String toString() {
    return Integer.toString(value);
  }

```

////

//// tab | Python 3.8+

```Python hl_lines="9"
{!> ../../docs_src/path_params_numeric_validations/tutorial003_an.py!}
```

////

## Number validations: greater than or equal

With `Query` and `Path` (and others you'll see later) you can declare number constraints.

Here, with `ge=1`, `item_id` will need to be an integer number "`g`reater than or `e`qual" to `1`.

//// tab | Python 3.9+

import com.google.common.collect.ForwardingSet;
import java.util.Set;

/**
 * A subclass of `ForwardingSet` that throws `IllegalStateException` on invocation of any method
 * (except `hashCode` and `equals`) if the provided `Supplier` returns false.
 */
@ElementTypesAreNonnullByDefault
final class InvalidatableSet<E> extends ForwardingSet<E> {
  private final Supplier<Boolean> validator;
  private final Set<E> delegate;

  private static final Predicate<Entry<String, Integer>> PREDICATE =
      new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && 55556 != entry.getValue();
        }
      };

  public MultimapsFilterEntriesAsMapTest() {
    super(true, true, false);
  }

  private Multimap<String, Integer> createMultimap() {

	<div class="col">
		<p>
			<c:if test="${allRecordCountRelation=='EQUAL_TO'}">
				<la:message key="labels.search_result_status"
					arg0="${displayQuery}" arg1="${fe:formatNumber(allRecordCount,'###,###')}"
					arg2="${f:h(currentStartRecordNumber)}"
					arg3="${f:h(currentEndRecordNumber)}" />
			</c:if><c:if test="${allRecordCountRelation!='EQUAL_TO'}">
				<la:message key="labels.search_result_status_over"

			t.Fatalf("test %v: result: expected: %v, got: %v", i+1, testCase.set, result)
		}

		result.add(testCase.targetIDToAdd)
		if reflect.DeepEqual(result, testCase.set) {
			t.Fatalf("test %v: result: expected: not equal, got: equal", i+1)
		}
	}
}

func TestTargetIDSetUnion(t *testing.T) {
	testCases := []struct {
		set            TargetIDSet
		setToAdd       TargetIDSet
		expectedResult TargetIDSet
	}{

    int lastEntryIndex = -1;
    do {
      int entryIndex = next - 1;
      int entry = entries[entryIndex];
      if (getHashPrefix(entry, mask) == hashPrefix
          && Objects.equal(key, keys[entryIndex])
          && (values == null || Objects.equal(value, values[entryIndex]))) {
        int newNext = getNext(entry, mask);
        if (lastEntryIndex == -1) {
          // we need to update the root link from table[]