- [Groovy](https://github.com/codelibs/fess-script-groovy)
 - [OGNL](https://github.com/codelibs/fess-script-ognl)

## 開発情報

### ソースコードの取得

1. Fessのリポジトリをクローンします：
    ```
    $ cd ~/workspace
    $ git clone https://github.com/codelibs/fess.git
    ```
    
2. クローンしたリポジトリを、[Maven](https://maven.apache.org/)プロジェクトとして[Eclipse](https://www.eclipse.org/eclipseide/)や他のIDEにインポートします。

### OpenSearchプラグインのセットアップ

                    MavenProject forkedProject = projectIndex.getProjects().get(projectId);

                    forkedProjects.add(forkedProject);

                    MavenProject executedProject = forkedProject.clone();

                    forkedProject.setExecutionProject(executedProject);

                    List<MojoExecution> mojoExecutions = fork.getValue();

                    if (mojoExecutions.isEmpty()) {

    public List<Restriction> getRestrictions() {
        return restrictions;
    }

    /**
     * @deprecated VersionRange is immutable, cloning is not useful and even more an issue against the cache
     * @return a clone
     */
    @Deprecated
    public VersionRange cloneOf() {
        List<Restriction> copiedRestrictions = null;

        if (restrictions != null) {
            copiedRestrictions = new ArrayList<>();

	config.RLock()
	defer config.RUnlock()

	var tierCfgs []madmin.TierConfig
	for _, tier := range config.Tiers {
		// This makes a local copy of tier config before
		// passing a reference to it.
		tier := tier.Clone()
		tierCfgs = append(tierCfgs, tier)
	}
	return tierCfgs
}

// Edit replaces the credentials of the remote tier specified by tierName with creds.

		h.Uname = sys.Uname
		h.Gname = sys.Gname
		h.AccessTime = sys.AccessTime
		h.ChangeTime = sys.ChangeTime
		h.Xattrs = maps.Clone(sys.Xattrs)
		if sys.Typeflag == TypeLink {
			// hard link
			h.Typeflag = TypeLink
			h.Size = 0
			h.Linkname = sys.Linkname
		}
		h.PAXRecords = maps.Clone(sys.PAXRecords)
	}
	var doNameLookups = true
	if iface, ok := fi.(FileInfoNames); ok {
		doNameLookups = false

		return path, ""
	}
	return path[:m], path[m+len(SlashSeparator):]
}

func path2BucketObject(s string) (bucket, prefix string) {
	return path2BucketObjectWithBasePath("", s)
}

// cloneMSS will clone a map[string]string.
// If input is nil an empty map is returned, not nil.
func cloneMSS(v map[string]string) map[string]string {
	r := make(map[string]string, len(v))
	maps.Copy(r, v)
	return r
}

        CredentialsInternal creds = mock(CredentialsInternal.class);
        when(ctx.getCredentials()).thenReturn(creds);
        when(creds.unwrap(CredentialsInternal.class)).thenReturn(creds);
        when(creds.clone()).thenReturn(creds);

        assertEquals(0, transport.getNumSessions());

        // Act: create new session (happy path)
        SmbSessionImpl s1 = transport.getSmbSession(ctx);
        assertNotNull(s1);

		VersionSuspended: versionSuspended,
		NoLock:           true,
	}
	obj, err := api.GetObjectInfo(ctx, r.Bucket, objInfo.Name, opts)
	if err != nil {
		return err
	}
	oi := obj.Clone()
	var (
		newKeyID      string
		newKeyContext kms.Context
	)
	encMetadata := make(map[string]string)
	for k, v := range oi.UserDefined {
		if stringsHasPrefixFold(k, ReservedMetadataPrefixLower) {

    computeIfAbsent: () -> T,
  ): T = tags.computeIfAbsent(type.kotlin, computeIfAbsent)

  @SuppressWarnings("CloneDoesntCallSuperClone") // We are a final type & this saves clearing state.
  override fun clone(): Call = RealCall(client, originalRequest, forWebSocket)

  override fun request(): Request = originalRequest

  /**
   * Immediately closes the socket connection if it's currently held. Use this to interrupt an

	if i := Index(s, sep); i >= 0 {
		return s[:i], s[i+len(sep):], true
	}
	return s, nil, false
}

// Clone returns a copy of b[:len(b)].
// The result may have additional unused capacity.
// Clone(nil) returns nil.
func Clone(b []byte) []byte {
	if b == nil {
		return nil
	}
	return append([]byte{}, b...)
}