*
     * @param endpoint the S3 endpoint URL (null for AWS default)
     * @param accessKey the AWS access key
     * @param secretKey the AWS secret key
     * @param bucket the bucket name
     * @param region the AWS region
     */
    public S3StorageClient(final String endpoint, final String accessKey, final String secretKey, final String bucket,
            final String region) {
        this.bucket = bucket;

        }
        final String accessKey = getInitParameter("accessKey", null, String.class);
        if (StringUtil.isBlank(accessKey)) {
            throw new CrawlingAccessException(
                    "S3 access key is blank. Please set the S3_ACCESS_KEY environment variable or accessKey parameter.");
        }

        }
        builder.endpoint(endpoint);
        final String accessKey = getInitParameter("accessKey", null, String.class);
        if (StringUtil.isBlank(accessKey)) {
            throw new CrawlingAccessException(
                    "Storage access key is blank. Please set the STORAGE_ACCESS_KEY environment variable or accessKey parameter.");
        }

            }

            try {
                final Builder builder = MinioClient.builder().endpoint(endpoint);
                if (StringUtil.isNotBlank(accessKey) && StringUtil.isNotBlank(secretKey)) {
                    builder.credentials(accessKey, secretKey);
                }
                if (StringUtil.isNotBlank(region)) {
                    builder.region(region);
                }

        s3Client = container.getComponent("s3Client");
        Map<String, Object> params = new HashMap<>();
        params.put("endpoint", endpoint);
        params.put("accessKey", ACCESS_KEY);
        params.put("secretKey", SECRET_KEY);
        params.put("region", "us-east-1");
        s3Client.setInitParameterMap(params);

        for (int i = 0; i < 10; i++) {
            try {

        storageClient = container.getComponent("storageClient");
        Map<String, Object> params = new HashMap<>();
        params.put("endpoint", endpoint);
        params.put("accessKey", ACCESS_KEY);
        params.put("secretKey", SECRET_KEY);
        storageClient.setInitParameterMap(params);

        for (int i = 0; i < 10; i++) {
            try {
                setupMinioClient(bucketName, endpoint);

    public static final String STORAGE_ENDPOINT = "storage.endpoint";

    /** Storage access key configuration key. */
    public static final String STORAGE_ACCESS_KEY = "storage.accesskey";

    /** Storage secret key configuration key. */
    public static final String STORAGE_SECRET_KEY = "storage.secretkey";

    /** Storage bucket configuration key. */

        long wait = waittime * (numTasks - 1);
        assertTrue(elapsed + " >= " + wait, elapsed + 1L >= wait);
    }

    /**
     * Test that different hosts can be accessed concurrently without delay
     */
    public void test_multipleHosts_concurrent() {
        final int numTasks = 10;
        final Long waittime = 100L;

import java.io.Serializable;
import java.util.Map;
import java.util.Set;

import org.dbflute.Entity;
import org.dbflute.FunCustodial;
import org.dbflute.dbmeta.accessory.EntityModifiedProperties;
import org.dbflute.dbmeta.accessory.EntityUniqueDrivenProperties;
import org.dbflute.util.DfCollectionUtil;
import org.opensearch.action.delete.DeleteRequestBuilder;
import org.opensearch.action.index.IndexRequestBuilder;

/**

import java.io.Serializable;
import java.util.Map;
import java.util.Set;

import org.dbflute.Entity;
import org.dbflute.FunCustodial;
import org.dbflute.dbmeta.accessory.EntityModifiedProperties;
import org.dbflute.dbmeta.accessory.EntityUniqueDrivenProperties;
import org.dbflute.util.DfCollectionUtil;
import org.opensearch.action.delete.DeleteRequestBuilder;
import org.opensearch.action.index.IndexRequestBuilder;

/**