Reader reader = new StringReader(srcString);

    StringWriter writer = new StringWriter();

    StringBuilder builder = new StringBuilder();

    URL url = ResourceUtil.getResource(getClass().getName().replace('.', '/') + ".txt");

    File inputFile = URLUtil.toFile(url);

    File outputFile = new File(inputFile.getParentFile(), ".out");

    /**
     * @throws Exception

import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.fess.exception.GsaConfigException;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.opensearch.config.exentity.LabelType;
import org.codelibs.fess.unit.UnitFessTestCase;

### Resource Management
```java
import org.codelibs.core.io.*;

// Resource loading and management
URL resource = ResourceUtil.getResource("config.properties");
Properties props = PropertiesUtil.load(resource);

// File operations with proper resource handling
try (InputStream input = ResourceUtil.getResourceAsStream("data.txt")) {
    String content = InputStreamUtil.getUTF8String(input);
}

import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.regex.Pattern;
import java.util.stream.Stream;

import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.suggest.analysis.SuggestAnalyzer;
import org.codelibs.fess.suggest.constants.FieldNames;
import org.codelibs.fess.suggest.exception.SuggestSettingsException;

		<property name="roleSeparator">","</property>
		 -->
	</component>
	<component name="tikaConfig" class="org.apache.tika.config.TikaConfig">
		<arg>org.codelibs.fess.util.ResourceUtil.getConfOrClassesPath("tika.xml")</arg>
	</component>

import java.util.Locale;

import org.apache.commons.io.FileUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.web.base.FessAdminAction;

     */
    public static void load(final Properties props, final String path) {
        assertArgumentNotNull("props", props);
        assertArgumentNotEmpty("path", path);

        load(props, ResourceUtil.getResource(path));
    }

    /**
     * Wraps exception handling for {@link Properties#store(OutputStream, String)}.
     *
     * <p>
     * The output stream is not closed.
     * </p>
     *

import org.apache.ftpserver.ftplet.UserManager;
import org.apache.ftpserver.listener.ListenerFactory;
import org.apache.ftpserver.usermanager.impl.BaseUser;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.client.ftp.FtpClient.FtpInfo;
import org.codelibs.fess.crawler.container.StandardCrawlerContainer;

import java.io.File;
import java.util.Arrays;
import java.util.Enumeration;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.app.web.base.login.ActionResponseCredential;
import org.codelibs.fess.app.web.base.login.FessLoginAssist.LoginCredentialResolver;

     */
    public static String readText(final String path, final String encoding) {
        assertArgumentNotEmpty("path", path);
        assertArgumentNotEmpty("encoding", encoding);

        final URL url = ResourceUtil.getResource(path);
        if (url.getProtocol().equals("file")) {
            return readText(URLUtil.toFile(url), encoding);
        }
        final InputStream is = URLUtil.openStream(url);
        try {