// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class CollectionRemoveIfTester<E> extends AbstractCollectionTester<E> {
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)
  public void testRemoveIf_alwaysFalse() {

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapComputeIfPresentTester<K, V> extends AbstractMapTester<K, V> {

  @MapFeature.Require(SUPPORTS_PUT)
  public void testComputeIfPresent_supportedAbsent() {
    assertNull(

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapReplaceTester<K, V> extends AbstractMapTester<K, V> {

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)

func (db *DB) Begin(opts ...*sql.TxOptions) *DB {
	var (
		// clone statement
		tx  = db.getInstance().Session(&Session{Context: db.Statement.Context, NewDB: db.clone == 1})
		opt *sql.TxOptions
		err error
	)

	if len(opts) > 0 {
		opt = opts[0]
	}

	ctx := tx.Statement.Context
	if db.DefaultTransactionTimeout > 0 {
		if _, ok := ctx.Deadline(); !ok {

                return OptionalEntity.of(confPath);
            }
        }
        return OptionalEntity.empty();
    }

    /**
     * Gets the path to configuration files. In Docker environments, checks /opt/fess first,
     * then falls back to system property FESS_CONF_PATH, and finally to WEB-INF/conf.
     *
     * @param names the path components to append to the configuration directory

import org.jspecify.annotations.Nullable;

/**
 * Based on what a {@link Type} is, dispatch it to the corresponding {@code visit*} method. By
 * default, no recursion is done for type arguments or type bounds. But subclasses can opt to do
 * recursion by calling {@link #visit} for any {@code Type} while visitation is in progress. For
 * example, this can be used to reject wildcards or type variables contained in a type as in:
 *
 * {@snippet :

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapMergeTester<K, V> extends AbstractMapTester<K, V> {
  @MapFeature.Require(SUPPORTS_PUT)
  public void testAbsent() {
    assertEquals(

      return slowItDown() + hash;
    }

    @Override
    public int compareTo(Element e) {
      int x = slowItDown();
      return x + super.compareTo(e) - x; // silly attempt to prevent opt
    }

    static int slowItDown() {
      int result = 0;
      for (int i = 1; i <= 1000; i++) {
        result += i;
      }
      return result;
    }
  }

0	000	155	array  | [{"colors":["red","green","blue"],"desc":"RGB"},{"colors":["cyan","magenta","yellow","black"],"desc":"CMYK"}]
```

### Options

Opt | Description
--- | ---
-d \<n\> | emit values at depth n. if n < 0, all values will be emitted
-kv | output inner key value pairs as newly formed objects
-v | output depth and offset details for each value

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapPutIfAbsentTester<K, V> extends AbstractMapTester<K, V> {

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutIfAbsent_supportedAbsent() {
    assertNull(