import jakarta.annotation.PreDestroy;

/**
 * Helper class for system-level operations and utilities.
 * This class provides methods for managing system properties, handling JSP files,
 * normalizing configurations, and other system-related tasks.
 */
public class SystemHelper {

    /**
     * Constructs a new system helper.
     */
    public SystemHelper() {
        // do nothing
    }

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.helper;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.text.NumberFormat;
import java.util.ArrayList;

						<year>2025</year>
					</properties>
					<headerDefinitions>
						<headerDefinition>https://www.codelibs.org/assets/license/header-definition-2.xml</headerDefinition>
					</headerDefinitions>
					<licenseSets>
						<licenseSet>
							<header>https://www.codelibs.org/assets/license/header.txt</header>
							<includes>
								<include>src/**/*.java</include>
							</includes>
						</licenseSet>
					</licenseSets>

						<year>2025</year>
					</properties>
					<headerDefinitions>
						<headerDefinition>https://www.codelibs.org/assets/license/header-definition-2.xml</headerDefinition>
					</headerDefinitions>
					<licenseSets>
						<licenseSet>
							<header>https://www.codelibs.org/assets/license/header.txt</header>
							<includes>
								<include>src/**/*.java</include>
							</includes>
						</licenseSet>
					</licenseSets>

					<charset>UTF-8</charset>
					<locale>en_US</locale>
					<windowtitle>Open Source Enterprise Search: Fess API</windowtitle>
					<header>&lt;a href="https://fess.codelibs.org/" target="_blank"&gt;Enterprise Search Server: Fess&lt;/a&gt;</header>
					<excludePackageNames>
						org.codelibs.fess.mylasta.*,
						org.codelibs.fess.opensearch.config.*,
						org.codelibs.fess.opensearch.common.*,