* limitations under the License.
 */
package org.gradle.cache.internal

import org.gradle.cache.AsyncCacheAccess
import org.gradle.cache.CacheDecorator
import org.gradle.cache.CrossProcessCacheAccess
import org.gradle.cache.FileLock
import org.gradle.cache.FileLockManager
import org.gradle.cache.FileLockReleasedSignal
import org.gradle.cache.IndexedCacheParameters
import org.gradle.cache.LockOptions

// DO NOT use outside of tests.
func (cache *cacheImpl) NodeCount() int {
	cache.mu.RLock()
	defer cache.mu.RUnlock()
	return len(cache.nodes)
}

// PodCount returns the number of pods in the cache (including those from deleted nodes).
// DO NOT use outside of tests.
func (cache *cacheImpl) PodCount() (int, error) {
	cache.mu.RLock()
	defer cache.mu.RUnlock()

	// nor a slot on Go stack, and the generation of this value is delayed to its use time.
	OnWasmStack bool

	// Is this value in the per-function constant cache? If so, remove from cache before changing it or recycling it.
	InCache bool

	// Storage for the first three args
	argstorage [3]*Value
}

// Examples:
// Opcode          aux   args
//  OpAdd          nil      2

// sets to be reused by f.newSparseMapPos.
func (f *Func) retSparseMapPos(ss *sparseMapPos) {
	f.Cache.freeSparseMapPos(ss)
}

// newPoset returns a new poset from the internal cache
func (f *Func) newPoset() *poset {
	if len(f.Cache.scrPoset) > 0 {
		po := f.Cache.scrPoset[len(f.Cache.scrPoset)-1]
		f.Cache.scrPoset = f.Cache.scrPoset[:len(f.Cache.scrPoset)-1]
		return po
	}

  /**
   * Closes the cache and deletes all of its stored values. This will delete all files in the cache
   * directory including files that weren't created by the cache.
   */
  @Throws(IOException::class)
  fun delete() {
    cache.delete()
  }

  /**
   * Deletes all values stored in the cache. In-flight writes to the cache will complete normally,
   * but the corresponding responses will not be stored.
   */

var emptymspan mspan

func allocmcache() *mcache {
	var c *mcache
	systemstack(func() {
		lock(&mheap_.lock)
		c = (*mcache)(mheap_.cachealloc.alloc())
		c.flushGen.Store(mheap_.sweepgen)
		unlock(&mheap_.lock)
	})
	for i := range c.alloc {
		c.alloc[i] = &emptymspan
	}
	c.nextSample = nextSample()
	return c
}

// freemcache releases resources associated with this
// mcache and puts the object onto a free list.
//

import org.gradle.cache.FileLockManager;
import org.gradle.cache.IndexedCacheParameters;
import org.gradle.cache.InsufficientLockModeException;
import org.gradle.cache.LockOptions;
import org.gradle.cache.LockTimeoutException;
import org.gradle.cache.MultiProcessSafeIndexedCache;
import org.gradle.cache.internal.btree.BTreePersistentIndexedCache;
import org.gradle.cache.internal.cacheops.CacheAccessOperationsStack;

// Package cache implements a build artifact cache.
package cache

import (
	"bytes"
	"crypto/sha256"
	"encoding/hex"
	"errors"
	"fmt"
	"internal/godebug"
	"io"
	"io/fs"
	"os"
	"path/filepath"
	"strconv"
	"strings"
	"time"

	"cmd/go/internal/lockedfile"
	"cmd/go/internal/mmap"
)

// An ActionID is a cache action key, the hash of a complete description of a

		return nil, err
	}

	path := filepath.Join(cfg.GOMODCACHE, "cache", "lock")
	if err := os.MkdirAll(filepath.Dir(path), 0777); err != nil {
		return nil, fmt.Errorf("failed to create cache directory: %w", err)
	}

	return lockedfile.MutexAt(path).Lock()
}

// A cachingRepo is a cache around an underlying Repo,

  }

  companion object {
    /**
     * Cache control request directives that require network validation of responses. Note that such
     * requests may be assisted by the cache via conditional GET requests.
     */
    @JvmField
    val FORCE_NETWORK = commonForceNetwork()

    /**
     * Cache control request directives that uses the cache only, even if the cached response is