See here [2] on how to add necessary JARs.

[1] https://github.com/hazelcast/hazelcast

        return asJson(new ApiResult.ApiPluginResponse().plugins(list).status(ApiResult.Status.OK).result());
    }

    /**
     * Retrieves the list of available plugins for installation.
     *
     * @return JSON response containing available plugin list
     */
    // GET /api/admin/plugin/available
    @Execute
    public JsonResponse<ApiResult> get$available() {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * Exception thrown when theme-related operations fail.
 * This exception is used for errors during theme installation, uninstallation, or configuration.
 */
public class ThemeException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**

     *
     * @return an {@link Optional} containing the file path, or empty if not set
     */
    @Nonnull
    Optional<String> altProjectSettings();

    /**
     * Returns the path to an alternate installation settings file.
     *
     * @return an {@link Optional} containing the file path, or empty if not set
     */
    @Nonnull
    Optional<String> altInstallationSettings();

    /**

            <compilerArgs combine.children="override">
              <!-- https://errorprone.info/docs/installation#maven -->
              <arg>-XDcompilePolicy=simple</arg>
              <arg>--should-stop=ifError=FLOW</arg>

              <!-- https://errorprone.info/docs/installation#maven -->
              <!-- TODO(cpovirk): Enable NullArgumentForNonNullParameter for

            <compilerArgs combine.children="override">
              <!-- https://errorprone.info/docs/installation#maven -->
              <arg>-XDcompilePolicy=simple</arg>
              <arg>--should-stop=ifError=FLOW</arg>

              <!-- https://errorprone.info/docs/installation#maven -->
              <!-- TODO(cpovirk): Enable NullArgumentForNonNullParameter for

## Get started

### 1. Prerequisites

- JAVA 1.8 and above installed already and JAVA_HOME points to JAVA 1.8 installation.
- Download WSO2 follow their [installation guide](https://docs.wso2.com/display/IS540/Installation+Guide).

### 2. Configure WSO2

@REM -----------------------------------------------------------------------------
@REM Apache Maven Encrypt Script
@REM
@REM Environment Variable Prerequisites
@REM
@REM   JAVA_HOME           (Optional) Points to a Java installation.
@REM   MAVEN_BATCH_ECHO    (Optional) Set to 'on' to enable the echoing of the batch commands.
@REM   MAVEN_BATCH_PAUSE   (Optional) set to 'on' to wait for a key stroke before ending.

${packaging.scripts.header}

#
# This script is executed in the pre-installation phase
#
#   On Debian,
#       $1=install : indicates an new install
#       $1=upgrade : indicates an upgrade
#
#   On RedHat,
#       $1=1       : indicates an new install
#       $1=2       : indicates an upgrade



# Sets the default values for fess variables used in this script
FESS_USER="${packaging.fess.user}"
FESS_GROUP="${packaging.fess.group}"

     *
     * @param metadata        the metadata
     * @param localRepository the local repository
     * @throws RepositoryMetadataInstallationException in case of metadata installation issue
     */
    void install(ArtifactMetadata metadata, ArtifactRepository localRepository)
            throws RepositoryMetadataInstallationException;