# CORS (Обмін ресурсами між різними джерелами) { #cors-cross-origin-resource-sharing }

[CORS або «Cross-Origin Resource Sharing»](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS) є ситуація, коли фронтенд, що працює в браузері, містить JavaScript-код, який взаємодіє з бекендом, розташованим в іншому «джерелі» (origin).

## Джерело (Origin) { #origin }

    }

    // Test getServletPath method with SAStruts.method in query string
    @Test
    public void test_getServletPath_withSAStrutsMethodAtBeginning_returnsSuperPath() {
        final String originalPath = "/original/path";
        final String customPath = "/api/v1/search";
        mockRequest.setServletPath(originalPath);
        mockRequest.setQueryString("SAStruts.method=execute&query=test");

      represent, as a whole, an original work of authorship. For the purposes
      of this License, Derivative Works shall not include works that remain
      separable from, or merely link (or bind by name) to the interfaces of,
      the Work and Derivative Works thereof.

      "Contribution" shall mean any work of authorship, including
      the original version of the Work and any modifications or additions

        long originalValue = 0x123456789ABCDEFL;
        FileEndOfFileInformation original = new FileEndOfFileInformation(originalValue);

        // Encode
        byte[] buffer = new byte[8];
        int encoded = original.encode(buffer, 0);
        assertEquals(8, encoded);

        // Decode
        FileEndOfFileInformation decoded = new FileEndOfFileInformation();

 * the result (if successful), and any error that occurred during processing.
 * <p>
 * This class is immutable and thread-safe, suitable for use in concurrent operations.
 *
 * @param <REQ> The type of the request
 * @param <REP> The type of the response, which must extend {@code Result<REQ>}
 * @param request The original request that was processed

import junit.framework.AssertionFailedError;
import org.jspecify.annotations.NullMarked;

/**
 * Tests serialization and deserialization of an object, optionally asserting that the resulting
 * object is equal to the original.
 *
 * <p><b>GWT warning:</b> Under GWT, both methods simply returns their input, as proper GWT
 * serialization tests require more setup. This no-op behavior allows test authors to intersperse

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_KEYS)
  public void testEqualsMultimapWithNullKey() {
    Multimap<K, V> original = multimap();
    initMultimapWithNullKey();
    Multimap<K, V> withNull = multimap();
    new EqualsTester()
        .addEqualityGroup(original)
        .addEqualityGroup(
            withNull, getSubjectGenerator().create((Object[]) createArrayWithNullKey()))
        .testEquals();
  }

        assertEquals(123, newParams.get("key2"));

        // Verify that modifications to new instance don't affect original
        newParams.put("key3", "value3");
        assertTrue(newParams.containsKey("key3"));
        assertFalse(dataStoreParams.containsKey("key3"));

        // Verify that modifications to original don't affect new instance
        dataStoreParams.put("key4", "value4");

  }

  public void testCreateFromHashMultimap() {
    Multimap<String, Integer> original = HashMultimap.create();
    ArrayListMultimap<String, Integer> multimap = ArrayListMultimap.create(original);
    assertEquals(3, multimap.expectedValuesPerKey);
  }

  public void testCreateFromArrayListMultimap() {
    ArrayListMultimap<String, Integer> original = ArrayListMultimap.create(15, 20);

    /**
     * Closes a {@link Closeable}.
     * <p>
     * If an exception is thrown by {@link Closeable#close()}, an error message is logged. The exception is not rethrown. This prevents the original exception from being lost in situations like the following:
     * </p>
     * <pre>
     * InputStream is = ...;
     * try {
     *   is.read(...);
     * } finally {
     *   close(is);
     * }