import org.codelibs.core.exception.IORuntimeException;

/**
 * Utility class for {@link InputStream}.
 *
 * @author higa
 */
public abstract class InputStreamUtil {

    /**
     * Do not instantiate.
     */
    protected InputStreamUtil() {
    }

    /** Default buffer size. */
    private static final int BUF_SIZE = 4096;

    /**
     * Creates a {@link FileInputStream}.
     *

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.crawler.extractor.impl;

import java.io.InputStream;
import java.util.Map;

import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.ExtractData;
import org.codelibs.fess.crawler.exception.ExtractException;

/**

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.ExtractData;
import org.codelibs.fess.crawler.exception.ExtractException;

    public void testGetBytes() throws Exception {
        final InputStream is = ResourceUtil.getResourceAsStream(StringUtil.replace(getClass().getName(), ".", "/") + ".class");
        try {
            assertNotNull("1", InputStreamUtil.getBytes(is));
        } finally {
            is.close();
        }
    }

import org.apache.commons.text.translate.NumericEntityUnescaper;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.InputStreamUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.crawler.entity.ExtractData;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;

                final String filePath = FileUtil.getCanonicalPath(file);
                final String resourcePath = filePath.substring(pos + 1).replace('\\', '/');
                final InputStream is = InputStreamUtil.create(file);
                try {
                    handler.processResource(resourcePath, is);
                } finally {
                    CloseableUtil.close(is);
                }
            }