@MapFeature.Require(absent = SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_unsupportedPresentExistingValue() {
    try {
      assertEquals(
          "putIfAbsent(present, existingValue) should return present or throw",
          v0(),
          putIfAbsent(e0()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)

  @MapFeature.Require(absent = SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_unsupportedPresentExistingValue() {
    try {
      assertEquals(
          "putIfAbsent(present, existingValue) should return present or throw",
          v0(),
          getMap().putIfAbsent(k0(), v0()));
    } catch (UnsupportedOperationException tolerated) {
    }
    expectUnchanged();
  }

     */
    public CreateContextResponse[] getCreateContexts() {
        return this.createContexts;
    }

    /**
     * Get the lease V1 context response if present
     * @return the lease V1 context or null if not present
     */
    public LeaseV1CreateContextResponse getLeaseV1Context() {
        if (this.createContexts != null) {
            for (CreateContextResponse ctx : this.createContexts) {

  /**
   * Removes {@code node} if it is present; all edges incident to {@code node} will also be removed.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean removeNode(N node);

  /**
   * Removes {@code edge} from this network, if it is present.
   *

if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc stat --no-list minio3/newbucket
if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc cp README.md minio2/newbucket/

sleep 5
./mc stat --no-list minio1/newbucket/README.md
if [ $? -ne 0 ]; then
	echo "expecting object to be present. exiting.."
	exit_1
fi

        if (since instanceof SinceTagStatus.Present present) {
            if (present.getVersion().equals(getCurrentVersion())){
                return null;
            } else {
                return acceptOrReject(member, Violation.error(member, String.format(SINCE_MISMATCH_ERROR_MESSAGE, getCurrentVersion(), present.getVersion())));
            }

  @CollectionSize.Require(absent = ZERO)
  public void testComputeIfAbsent_unsupportedPresentExistingValue() {
    try {
      assertEquals(
          "computeIfAbsent(present, returnsCurrentValue) should return present or throw",
          v0(),
          getMap()
              .computeIfAbsent(
                  k0(),
                  k -> {
                    assertEquals(k0(), k);

	}{
		// No keys present
		{
			input:          "",
			keys:           []string{"comment"},
			expectedFields: map[string]struct{}{},
		},
		// No keys requested for tokenizing
		{
			input:          `comment="Hi this is my comment ="`,
			keys:           []string{},
			expectedFields: map[string]struct{}{},
		},
		// Single key requested and present
		{

if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc stat --no-list minio3/newbucket
if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc cp README.md minio2/newbucket/

sleep 5
./mc stat --no-list minio1/newbucket/README.md
if [ $? -ne 0 ]; then
	echo "expecting object to be present. exiting.."
	exit_1
fi

  /**
   * Removes {@code node} if it is present; all edges incident to {@code node} will also be removed.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean removeNode(N node);

  /**
   * Removes {@code edge} from this network, if it is present.
   *