final CurlRequest postRequest = Curl.post(emptyUrl);
        final CurlRequest putRequest = Curl.put(emptyUrl);
        final CurlRequest deleteRequest = Curl.delete(emptyUrl);
        final CurlRequest headRequest = Curl.head(emptyUrl);
        final CurlRequest optionsRequest = Curl.options(emptyUrl);
        final CurlRequest connectRequest = Curl.connect(emptyUrl);

        // ## Assert ##

 */
package org.codelibs.curl.io;

import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.IOException;

import org.codelibs.curl.Curl;
import org.junit.Test;

      Request
        .Builder()
        .url("https://example.com")
        .header("Authorization", "Bearer abc123")
        .build()

    val curl = request.toCurl()
    assertThat(curl)
      .isEqualTo(
        """
        |curl 'https://example.com/' \
        |  -H 'Authorization: Bearer abc123'
        """.trimMargin(),
      )
  }

  @Test
  fun curlPostWithBody() {

elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
  verbose "Found curl ... using curl"
  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
elif set_java_home; then
  verbose "Falling back to use Java to download"

**Example - Create Web Crawl Config**:
```bash
curl -X POST "http://localhost:8080/api/admin/webconfig" \
  -H "Content-Type: application/json" \
  -u admin:admin \
  -d '{
    "name": "Example Site",
    "urls": "http://example.com/",
    "depth": 3,
    "maxAccessCount": 1000,
    "userAgent": "Fess Crawler"
  }'
```

### 3. Command-Line Import

**Using curl with bulk files**:

```bash

import static org.junit.Assert.fail;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;

import org.codelibs.curl.Curl;
import org.junit.After;
import org.junit.Test;

/**
 * Test class for ContentCache.
 * Tests memory-based and file-based content caching.
 */
public class ContentCacheTest {

    private File tempFile;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CopyUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.curl.Curl;
import org.codelibs.curl.CurlRequest;
import org.codelibs.curl.CurlResponse;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.exception.PluginException;
import org.codelibs.fess.util.ComponentUtil;

        fi
    elif command -v curl > /dev/null; then
        if [ "$MVNW_VERBOSE" = true ]; then
          echo "Found curl ... using curl"
        fi
        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
            curl -o "$wrapperJarPath" "$jarUrl" -f
        else
            curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
        fi

    fi
  elif command -v curl >/dev/null; then
    log "Found curl ... using curl"
    [ "$MVNW_VERBOSE" = true ] && QUIET="" || QUIET="--silent"
    if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
      curl $QUIET -o "$wrapperJarPath" "$wrapperUrl" -f -L || rm -f "$wrapperJarPath"
    else

      }

    open fun build(): Request = Request(this)
  }

  /**
   * Returns a cURL command equivalent to this request, useful for debugging and reproducing
   * requests.
   *
   * This includes the HTTP method, headers, request body (if present), and URL.
   *
   * Example:
   *
   * ```
   * curl 'https://example.com/api' \
   *   -X PUT \
   *   -H 'Authorization: Bearer token' \