import java.util.Iterator;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code clear()} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author George van den Driessche
 * @author Chris Povirk
 */
@GwtCompatible

import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code toString()} operations on a map. Can't be invoked
 * directly; please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Kevin Bourrillion
 * @author Louis Wasserman
 */
@GwtCompatible

import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * @deprecated use {@link org.apache.maven.api.services.ModelBuilder} instead
 */
@Deprecated(since = "4.0.0")
class Graph {

    final Map<String, Set<String>> graph = new LinkedHashMap<>();

import org.apache.maven.settings.Settings;
import org.apache.maven.settings.v4.SettingsStaxReader;

/**
 * Handles deserialization of settings from the default textual format.
 *
 * @deprecated since 4.0.0, use {@link SettingsStaxReader} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultSettingsReader implements SettingsReader {

    @Override

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.maven.settings.IdentifiableBase;
import org.apache.maven.settings.Settings;

/**
 * @deprecated since 4.0.0, use {@link org.apache.maven.settings.v4.SettingsMerger} instead
 */
@Deprecated(since = "4.0.0")
public class MavenSettingsMerger {

    /**
     * @param dominant
     * @param recessive
     * @param recessiveSourceLevel

 *
 * <p>The {@code newArrayList(E[])} method of all implementations of {@code ListFactory} is expected
 * to return a value with a GWT serializable type.
 *
 * <p>Note that a {@code GwtCompatible} type may have some {@link GwtIncompatible} methods.
 *
 * @author Charles Fry
 * @author Hayward Chan
 */
@Retention(RetentionPolicy.CLASS)
@Target({ElementType.TYPE, ElementType.METHOD})
@Documented
@GwtCompatible

    # - - - - - - - - - -/

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    # o isSuppressDropDBLink: (NotRequired - Default false)
    #  You can suppress dropping DB links at initializing schema.
    #
    #; isSuppressDropDBLink = false
    # - - - - - - - - - -/

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

在这里，你将看到关于**多个主题**的不同诀窍或“如何操作”指南。

这些方法多数是**相互独立**的，在大多数情况下，你只需在这些内容适用于**你的项目**时才需要学习它们。

如果某些内容看起来对你的项目有用，请继续查阅，否则请直接跳过它们。

/// tip | 小技巧

如果你想以系统的方式**学习 FastAPI**（推荐），请阅读 [教程 - 用户指南](../tutorial/index.md){.internal-link target=_blank} 的每一章节。

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.util.concurrent;

import junit.framework.TestCase;

/** Unit tests for {@link ForwardingListeningExecutorService} */
public class ForwardingListeningExecutorServiceTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingListeningExecutorService.class);

import com.google.common.collect.testing.features.CollectionSize;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests remove operations on a set. Can't be invoked directly; please
 * see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
 *
 * @author George van den Driessche
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.