type Singleton[T any] struct {
	v   *T
	set chan struct{}
}

// NewSingleton creates a new unset singleton.
func NewSingleton[T any]() *Singleton[T] {
	return &Singleton[T]{set: make(chan struct{}), v: nil}
}

// Get will return the singleton value.
func (s *Singleton[T]) Get() *T {
	<-s.set
	return s.v
}

// GetNonBlocking will return the singleton value or nil if not set yet.

import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Collection;
import java.util.List;

/**
 * Reserializes the sets created by another test set generator.
 *
 * <p>TODO: make CollectionTestSuiteBuilder test reserialized collections
 *
 * @author Jesse Wilson
 */
@GwtIncompatible
public class ReserializingTestCollectionGenerator<E> implements TestCollectionGenerator<E> {

After configuring the plugin, use the generated Role ARN with `AssumeRoleWithCustomToken` to get temporary credentials to access object storage.

## API Request

To make an STS API request with this method, send a POST request to the MinIO endpoint with following query parameters:

| Parameter       | Type    | Required |                                                                      |

		if err := t.Validate(); err != nil {
			return err
		}
	}
	return nil
}

// ContainsDuplicateTag - returns true if duplicate keys are present in And
func (a And) ContainsDuplicateTag() bool {
	x := make(map[string]struct{}, len(a.Tags))

	for _, t := range a.Tags {
		if _, has := x[t.Key]; has {
			return true
		}
		x[t.Key] = struct{}{}
	}

	return false

		if _, ok := sset[k]; !ok {
			nset.add(k)
		}
	}

	return nset
}

// NewTargetIDSet - creates new TargetID set with given TargetIDs.
func NewTargetIDSet(targetIDs ...TargetID) TargetIDSet {
	set := make(TargetIDSet)
	for _, targetID := range targetIDs {
		set.add(targetID)
	}
	return set

package com.google.common.collect.testing;

import com.google.common.annotations.GwtIncompatible;
import java.util.Set;

/**
 * Reserializes the sets created by another test set generator.
 *
 * <p>TODO: make CollectionTestSuiteBuilder test reserialized collections
 *
 * @author Jesse Wilson
 */
@GwtIncompatible
public class ReserializingTestSetGenerator<E> extends ReserializingTestCollectionGenerator<E>

	if lru.Cap() != 0 {
		t.Errorf("Expected lru to be empty, but it was not")
	}

}

func BenchmarkLRU_Rand_NoExpire(b *testing.B) {
	l := lru.NewLRU[int64, int64](8192, nil, 0)

	trace := make([]int64, b.N*2)
	for i := 0; i < b.N*2; i++ {
		trace[i] = getRand(b) % 32768
	}

	b.ResetTimer()

	var hit, miss int
	for i := 0; i < 2*b.N; i++ {
		if i%2 == 0 {
			l.Add(trace[i], trace[i])

  <artifactId>maven-it-it0063</artifactId>
  <version>1.0</version>
  <packaging>jar</packaging>

  <name>Maven Integration Test :: it0063</name>
  <description>Test the use of a system scoped dependency to a (fake) tools.jar.</description>

  <dependencies>
    <dependency>
      <groupId>com.sun</groupId>
      <artifactId>tools</artifactId>
      <version>1.4.2</version>
      <scope>system</scope>

      int expectPort,
      boolean expectHasExplicitPort) {
    HostAndPort hp;
    try {
      hp = HostAndPort.fromString(hpString);
    } catch (IllegalArgumentException e) {
      // Make sure we expected this.
      assertThat(expectHost).isNull();
      return;
    }
    assertThat(expectHost).isNotNull();

    // Apply withDefaultPort(), yielding hp2.

      int expectPort,
      boolean expectHasExplicitPort) {
    HostAndPort hp;
    try {
      hp = HostAndPort.fromString(hpString);
    } catch (IllegalArgumentException e) {
      // Make sure we expected this.
      assertThat(expectHost).isNull();
      return;
    }
    assertThat(expectHost).isNotNull();

    // Apply withDefaultPort(), yielding hp2.