// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
#[allow(missing_docs)] // documentation missing in model
#[non_exhaustive]
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::fmt::Debug)]
pub struct CreateLedgerInput {
    /// <p>The name of the ledger that you want to create. The name must be unique among all of the ledgers in your Amazon Web Services account in the current Region.</p>
    /// <p>Naming constraints for ledger names are defined in <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/limits.html#limits.naming">Quotas in Amazon QLDB</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    pub name: ::std::option::Option<::std::string::String>,
    /// <p>The key-value pairs to add as tags to the ledger that you want to create. Tag keys are case sensitive. Tag values are case sensitive and can be null.</p>
    pub tags: ::std::option::Option<::std::collections::HashMap<::std::string::String, ::std::option::Option<::std::string::String>>>,
    /// <p>The permissions mode to assign to the ledger that you want to create. This parameter can have one of the following values:</p>
    /// <ul>
    /// <li>
    /// <p><code>ALLOW_ALL</code>: A legacy permissions mode that enables access control with API-level granularity for ledgers.</p>
    /// <p>This mode allows users who have the <code>SendCommand</code> API permission for this ledger to run all PartiQL commands (hence, <code>ALLOW_ALL</code>) on any tables in the specified ledger. This mode disregards any table-level or command-level IAM permissions policies that you create for the ledger.</p></li>
    /// <li>
    /// <p><code>STANDARD</code>: (<i>Recommended</i>) A permissions mode that enables access control with finer granularity for ledgers, tables, and PartiQL commands.</p>
    /// <p>By default, this mode denies all user requests to run any PartiQL commands on any tables in this ledger. To allow PartiQL commands to run, you must create IAM permissions policies for specific table resources and PartiQL actions, in addition to the <code>SendCommand</code> API permission for the ledger. For information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/getting-started-standard-mode.html">Getting started with the standard permissions mode</a> in the <i>Amazon QLDB Developer Guide</i>.</p></li>
    /// </ul><note>
    /// <p>We strongly recommend using the <code>STANDARD</code> permissions mode to maximize the security of your ledger data.</p>
    /// </note>
    pub permissions_mode: ::std::option::Option<crate::types::PermissionsMode>,
    /// <p>Specifies whether the ledger is protected from being deleted by any user. If not defined during ledger creation, this feature is enabled (<code>true</code>) by default.</p>
    /// <p>If deletion protection is enabled, you must first disable it before you can delete the ledger. You can disable it by calling the <code>UpdateLedger</code> operation to set this parameter to <code>false</code>.</p>
    pub deletion_protection: ::std::option::Option<bool>,
    /// <p>The key in Key Management Service (KMS) to use for encryption of data at rest in the ledger. For more information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// <p>Use one of the following options to specify this parameter:</p>
    /// <ul>
    /// <li>
    /// <p><code>AWS_OWNED_KMS_KEY</code>: Use an KMS key that is owned and managed by Amazon Web Services on your behalf.</p></li>
    /// <li>
    /// <p><b>Undefined</b>: By default, use an Amazon Web Services owned KMS key.</p></li>
    /// <li>
    /// <p><b>A valid symmetric customer managed KMS key</b>: Use the specified symmetric encryption KMS key in your account that you create, own, and manage.</p>
    /// <p>Amazon QLDB does not support asymmetric keys. For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/symmetric-asymmetric.html">Using symmetric and asymmetric keys</a> in the <i>Key Management Service Developer Guide</i>.</p></li>
    /// </ul>
    /// <p>To specify a customer managed KMS key, you can use its key ID, Amazon Resource Name (ARN), alias name, or alias ARN. When using an alias name, prefix it with <code>"alias/"</code>. To specify a key in a different Amazon Web Services account, you must use the key ARN or alias ARN.</p>
    /// <p>For example:</p>
    /// <ul>
    /// <li>
    /// <p>Key ID: <code>1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Key ARN: <code>arn:aws:kms:us-east-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Alias name: <code>alias/ExampleAlias</code></p></li>
    /// <li>
    /// <p>Alias ARN: <code>arn:aws:kms:us-east-2:111122223333:alias/ExampleAlias</code></p></li>
    /// </ul>
    /// <p>For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/concepts.html#key-id">Key identifiers (KeyId)</a> in the <i>Key Management Service Developer Guide</i>.</p>
    pub kms_key: ::std::option::Option<::std::string::String>,
}
impl CreateLedgerInput {
    /// <p>The name of the ledger that you want to create. The name must be unique among all of the ledgers in your Amazon Web Services account in the current Region.</p>
    /// <p>Naming constraints for ledger names are defined in <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/limits.html#limits.naming">Quotas in Amazon QLDB</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    pub fn name(&self) -> ::std::option::Option<&str> {
        self.name.as_deref()
    }
    /// <p>The key-value pairs to add as tags to the ledger that you want to create. Tag keys are case sensitive. Tag values are case sensitive and can be null.</p>
    pub fn tags(&self) -> ::std::option::Option<&::std::collections::HashMap<::std::string::String, ::std::option::Option<::std::string::String>>> {
        self.tags.as_ref()
    }
    /// <p>The permissions mode to assign to the ledger that you want to create. This parameter can have one of the following values:</p>
    /// <ul>
    /// <li>
    /// <p><code>ALLOW_ALL</code>: A legacy permissions mode that enables access control with API-level granularity for ledgers.</p>
    /// <p>This mode allows users who have the <code>SendCommand</code> API permission for this ledger to run all PartiQL commands (hence, <code>ALLOW_ALL</code>) on any tables in the specified ledger. This mode disregards any table-level or command-level IAM permissions policies that you create for the ledger.</p></li>
    /// <li>
    /// <p><code>STANDARD</code>: (<i>Recommended</i>) A permissions mode that enables access control with finer granularity for ledgers, tables, and PartiQL commands.</p>
    /// <p>By default, this mode denies all user requests to run any PartiQL commands on any tables in this ledger. To allow PartiQL commands to run, you must create IAM permissions policies for specific table resources and PartiQL actions, in addition to the <code>SendCommand</code> API permission for the ledger. For information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/getting-started-standard-mode.html">Getting started with the standard permissions mode</a> in the <i>Amazon QLDB Developer Guide</i>.</p></li>
    /// </ul><note>
    /// <p>We strongly recommend using the <code>STANDARD</code> permissions mode to maximize the security of your ledger data.</p>
    /// </note>
    pub fn permissions_mode(&self) -> ::std::option::Option<&crate::types::PermissionsMode> {
        self.permissions_mode.as_ref()
    }
    /// <p>Specifies whether the ledger is protected from being deleted by any user. If not defined during ledger creation, this feature is enabled (<code>true</code>) by default.</p>
    /// <p>If deletion protection is enabled, you must first disable it before you can delete the ledger. You can disable it by calling the <code>UpdateLedger</code> operation to set this parameter to <code>false</code>.</p>
    pub fn deletion_protection(&self) -> ::std::option::Option<bool> {
        self.deletion_protection
    }
    /// <p>The key in Key Management Service (KMS) to use for encryption of data at rest in the ledger. For more information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// <p>Use one of the following options to specify this parameter:</p>
    /// <ul>
    /// <li>
    /// <p><code>AWS_OWNED_KMS_KEY</code>: Use an KMS key that is owned and managed by Amazon Web Services on your behalf.</p></li>
    /// <li>
    /// <p><b>Undefined</b>: By default, use an Amazon Web Services owned KMS key.</p></li>
    /// <li>
    /// <p><b>A valid symmetric customer managed KMS key</b>: Use the specified symmetric encryption KMS key in your account that you create, own, and manage.</p>
    /// <p>Amazon QLDB does not support asymmetric keys. For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/symmetric-asymmetric.html">Using symmetric and asymmetric keys</a> in the <i>Key Management Service Developer Guide</i>.</p></li>
    /// </ul>
    /// <p>To specify a customer managed KMS key, you can use its key ID, Amazon Resource Name (ARN), alias name, or alias ARN. When using an alias name, prefix it with <code>"alias/"</code>. To specify a key in a different Amazon Web Services account, you must use the key ARN or alias ARN.</p>
    /// <p>For example:</p>
    /// <ul>
    /// <li>
    /// <p>Key ID: <code>1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Key ARN: <code>arn:aws:kms:us-east-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Alias name: <code>alias/ExampleAlias</code></p></li>
    /// <li>
    /// <p>Alias ARN: <code>arn:aws:kms:us-east-2:111122223333:alias/ExampleAlias</code></p></li>
    /// </ul>
    /// <p>For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/concepts.html#key-id">Key identifiers (KeyId)</a> in the <i>Key Management Service Developer Guide</i>.</p>
    pub fn kms_key(&self) -> ::std::option::Option<&str> {
        self.kms_key.as_deref()
    }
}
impl CreateLedgerInput {
    /// Creates a new builder-style object to manufacture [`CreateLedgerInput`](crate::operation::create_ledger::CreateLedgerInput).
    pub fn builder() -> crate::operation::create_ledger::builders::CreateLedgerInputBuilder {
        crate::operation::create_ledger::builders::CreateLedgerInputBuilder::default()
    }
}

/// A builder for [`CreateLedgerInput`](crate::operation::create_ledger::CreateLedgerInput).
#[derive(::std::clone::Clone, ::std::cmp::PartialEq, ::std::default::Default, ::std::fmt::Debug)]
#[non_exhaustive]
pub struct CreateLedgerInputBuilder {
    pub(crate) name: ::std::option::Option<::std::string::String>,
    pub(crate) tags: ::std::option::Option<::std::collections::HashMap<::std::string::String, ::std::option::Option<::std::string::String>>>,
    pub(crate) permissions_mode: ::std::option::Option<crate::types::PermissionsMode>,
    pub(crate) deletion_protection: ::std::option::Option<bool>,
    pub(crate) kms_key: ::std::option::Option<::std::string::String>,
}
impl CreateLedgerInputBuilder {
    /// <p>The name of the ledger that you want to create. The name must be unique among all of the ledgers in your Amazon Web Services account in the current Region.</p>
    /// <p>Naming constraints for ledger names are defined in <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/limits.html#limits.naming">Quotas in Amazon QLDB</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// This field is required.
    pub fn name(mut self, input: impl ::std::convert::Into<::std::string::String>) -> Self {
        self.name = ::std::option::Option::Some(input.into());
        self
    }
    /// <p>The name of the ledger that you want to create. The name must be unique among all of the ledgers in your Amazon Web Services account in the current Region.</p>
    /// <p>Naming constraints for ledger names are defined in <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/limits.html#limits.naming">Quotas in Amazon QLDB</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    pub fn set_name(mut self, input: ::std::option::Option<::std::string::String>) -> Self {
        self.name = input;
        self
    }
    /// <p>The name of the ledger that you want to create. The name must be unique among all of the ledgers in your Amazon Web Services account in the current Region.</p>
    /// <p>Naming constraints for ledger names are defined in <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/limits.html#limits.naming">Quotas in Amazon QLDB</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    pub fn get_name(&self) -> &::std::option::Option<::std::string::String> {
        &self.name
    }
    /// Adds a key-value pair to `tags`.
    ///
    /// To override the contents of this collection use [`set_tags`](Self::set_tags).
    ///
    /// <p>The key-value pairs to add as tags to the ledger that you want to create. Tag keys are case sensitive. Tag values are case sensitive and can be null.</p>
    pub fn tags(mut self, k: impl ::std::convert::Into<::std::string::String>, v: ::std::option::Option<::std::string::String>) -> Self {
        let mut hash_map = self.tags.unwrap_or_default();
        hash_map.insert(k.into(), v);
        self.tags = ::std::option::Option::Some(hash_map);
        self
    }
    /// <p>The key-value pairs to add as tags to the ledger that you want to create. Tag keys are case sensitive. Tag values are case sensitive and can be null.</p>
    pub fn set_tags(
        mut self,
        input: ::std::option::Option<::std::collections::HashMap<::std::string::String, ::std::option::Option<::std::string::String>>>,
    ) -> Self {
        self.tags = input;
        self
    }
    /// <p>The key-value pairs to add as tags to the ledger that you want to create. Tag keys are case sensitive. Tag values are case sensitive and can be null.</p>
    pub fn get_tags(
        &self,
    ) -> &::std::option::Option<::std::collections::HashMap<::std::string::String, ::std::option::Option<::std::string::String>>> {
        &self.tags
    }
    /// <p>The permissions mode to assign to the ledger that you want to create. This parameter can have one of the following values:</p>
    /// <ul>
    /// <li>
    /// <p><code>ALLOW_ALL</code>: A legacy permissions mode that enables access control with API-level granularity for ledgers.</p>
    /// <p>This mode allows users who have the <code>SendCommand</code> API permission for this ledger to run all PartiQL commands (hence, <code>ALLOW_ALL</code>) on any tables in the specified ledger. This mode disregards any table-level or command-level IAM permissions policies that you create for the ledger.</p></li>
    /// <li>
    /// <p><code>STANDARD</code>: (<i>Recommended</i>) A permissions mode that enables access control with finer granularity for ledgers, tables, and PartiQL commands.</p>
    /// <p>By default, this mode denies all user requests to run any PartiQL commands on any tables in this ledger. To allow PartiQL commands to run, you must create IAM permissions policies for specific table resources and PartiQL actions, in addition to the <code>SendCommand</code> API permission for the ledger. For information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/getting-started-standard-mode.html">Getting started with the standard permissions mode</a> in the <i>Amazon QLDB Developer Guide</i>.</p></li>
    /// </ul><note>
    /// <p>We strongly recommend using the <code>STANDARD</code> permissions mode to maximize the security of your ledger data.</p>
    /// </note>
    /// This field is required.
    pub fn permissions_mode(mut self, input: crate::types::PermissionsMode) -> Self {
        self.permissions_mode = ::std::option::Option::Some(input);
        self
    }
    /// <p>The permissions mode to assign to the ledger that you want to create. This parameter can have one of the following values:</p>
    /// <ul>
    /// <li>
    /// <p><code>ALLOW_ALL</code>: A legacy permissions mode that enables access control with API-level granularity for ledgers.</p>
    /// <p>This mode allows users who have the <code>SendCommand</code> API permission for this ledger to run all PartiQL commands (hence, <code>ALLOW_ALL</code>) on any tables in the specified ledger. This mode disregards any table-level or command-level IAM permissions policies that you create for the ledger.</p></li>
    /// <li>
    /// <p><code>STANDARD</code>: (<i>Recommended</i>) A permissions mode that enables access control with finer granularity for ledgers, tables, and PartiQL commands.</p>
    /// <p>By default, this mode denies all user requests to run any PartiQL commands on any tables in this ledger. To allow PartiQL commands to run, you must create IAM permissions policies for specific table resources and PartiQL actions, in addition to the <code>SendCommand</code> API permission for the ledger. For information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/getting-started-standard-mode.html">Getting started with the standard permissions mode</a> in the <i>Amazon QLDB Developer Guide</i>.</p></li>
    /// </ul><note>
    /// <p>We strongly recommend using the <code>STANDARD</code> permissions mode to maximize the security of your ledger data.</p>
    /// </note>
    pub fn set_permissions_mode(mut self, input: ::std::option::Option<crate::types::PermissionsMode>) -> Self {
        self.permissions_mode = input;
        self
    }
    /// <p>The permissions mode to assign to the ledger that you want to create. This parameter can have one of the following values:</p>
    /// <ul>
    /// <li>
    /// <p><code>ALLOW_ALL</code>: A legacy permissions mode that enables access control with API-level granularity for ledgers.</p>
    /// <p>This mode allows users who have the <code>SendCommand</code> API permission for this ledger to run all PartiQL commands (hence, <code>ALLOW_ALL</code>) on any tables in the specified ledger. This mode disregards any table-level or command-level IAM permissions policies that you create for the ledger.</p></li>
    /// <li>
    /// <p><code>STANDARD</code>: (<i>Recommended</i>) A permissions mode that enables access control with finer granularity for ledgers, tables, and PartiQL commands.</p>
    /// <p>By default, this mode denies all user requests to run any PartiQL commands on any tables in this ledger. To allow PartiQL commands to run, you must create IAM permissions policies for specific table resources and PartiQL actions, in addition to the <code>SendCommand</code> API permission for the ledger. For information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/getting-started-standard-mode.html">Getting started with the standard permissions mode</a> in the <i>Amazon QLDB Developer Guide</i>.</p></li>
    /// </ul><note>
    /// <p>We strongly recommend using the <code>STANDARD</code> permissions mode to maximize the security of your ledger data.</p>
    /// </note>
    pub fn get_permissions_mode(&self) -> &::std::option::Option<crate::types::PermissionsMode> {
        &self.permissions_mode
    }
    /// <p>Specifies whether the ledger is protected from being deleted by any user. If not defined during ledger creation, this feature is enabled (<code>true</code>) by default.</p>
    /// <p>If deletion protection is enabled, you must first disable it before you can delete the ledger. You can disable it by calling the <code>UpdateLedger</code> operation to set this parameter to <code>false</code>.</p>
    pub fn deletion_protection(mut self, input: bool) -> Self {
        self.deletion_protection = ::std::option::Option::Some(input);
        self
    }
    /// <p>Specifies whether the ledger is protected from being deleted by any user. If not defined during ledger creation, this feature is enabled (<code>true</code>) by default.</p>
    /// <p>If deletion protection is enabled, you must first disable it before you can delete the ledger. You can disable it by calling the <code>UpdateLedger</code> operation to set this parameter to <code>false</code>.</p>
    pub fn set_deletion_protection(mut self, input: ::std::option::Option<bool>) -> Self {
        self.deletion_protection = input;
        self
    }
    /// <p>Specifies whether the ledger is protected from being deleted by any user. If not defined during ledger creation, this feature is enabled (<code>true</code>) by default.</p>
    /// <p>If deletion protection is enabled, you must first disable it before you can delete the ledger. You can disable it by calling the <code>UpdateLedger</code> operation to set this parameter to <code>false</code>.</p>
    pub fn get_deletion_protection(&self) -> &::std::option::Option<bool> {
        &self.deletion_protection
    }
    /// <p>The key in Key Management Service (KMS) to use for encryption of data at rest in the ledger. For more information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// <p>Use one of the following options to specify this parameter:</p>
    /// <ul>
    /// <li>
    /// <p><code>AWS_OWNED_KMS_KEY</code>: Use an KMS key that is owned and managed by Amazon Web Services on your behalf.</p></li>
    /// <li>
    /// <p><b>Undefined</b>: By default, use an Amazon Web Services owned KMS key.</p></li>
    /// <li>
    /// <p><b>A valid symmetric customer managed KMS key</b>: Use the specified symmetric encryption KMS key in your account that you create, own, and manage.</p>
    /// <p>Amazon QLDB does not support asymmetric keys. For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/symmetric-asymmetric.html">Using symmetric and asymmetric keys</a> in the <i>Key Management Service Developer Guide</i>.</p></li>
    /// </ul>
    /// <p>To specify a customer managed KMS key, you can use its key ID, Amazon Resource Name (ARN), alias name, or alias ARN. When using an alias name, prefix it with <code>"alias/"</code>. To specify a key in a different Amazon Web Services account, you must use the key ARN or alias ARN.</p>
    /// <p>For example:</p>
    /// <ul>
    /// <li>
    /// <p>Key ID: <code>1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Key ARN: <code>arn:aws:kms:us-east-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Alias name: <code>alias/ExampleAlias</code></p></li>
    /// <li>
    /// <p>Alias ARN: <code>arn:aws:kms:us-east-2:111122223333:alias/ExampleAlias</code></p></li>
    /// </ul>
    /// <p>For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/concepts.html#key-id">Key identifiers (KeyId)</a> in the <i>Key Management Service Developer Guide</i>.</p>
    pub fn kms_key(mut self, input: impl ::std::convert::Into<::std::string::String>) -> Self {
        self.kms_key = ::std::option::Option::Some(input.into());
        self
    }
    /// <p>The key in Key Management Service (KMS) to use for encryption of data at rest in the ledger. For more information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// <p>Use one of the following options to specify this parameter:</p>
    /// <ul>
    /// <li>
    /// <p><code>AWS_OWNED_KMS_KEY</code>: Use an KMS key that is owned and managed by Amazon Web Services on your behalf.</p></li>
    /// <li>
    /// <p><b>Undefined</b>: By default, use an Amazon Web Services owned KMS key.</p></li>
    /// <li>
    /// <p><b>A valid symmetric customer managed KMS key</b>: Use the specified symmetric encryption KMS key in your account that you create, own, and manage.</p>
    /// <p>Amazon QLDB does not support asymmetric keys. For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/symmetric-asymmetric.html">Using symmetric and asymmetric keys</a> in the <i>Key Management Service Developer Guide</i>.</p></li>
    /// </ul>
    /// <p>To specify a customer managed KMS key, you can use its key ID, Amazon Resource Name (ARN), alias name, or alias ARN. When using an alias name, prefix it with <code>"alias/"</code>. To specify a key in a different Amazon Web Services account, you must use the key ARN or alias ARN.</p>
    /// <p>For example:</p>
    /// <ul>
    /// <li>
    /// <p>Key ID: <code>1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Key ARN: <code>arn:aws:kms:us-east-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Alias name: <code>alias/ExampleAlias</code></p></li>
    /// <li>
    /// <p>Alias ARN: <code>arn:aws:kms:us-east-2:111122223333:alias/ExampleAlias</code></p></li>
    /// </ul>
    /// <p>For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/concepts.html#key-id">Key identifiers (KeyId)</a> in the <i>Key Management Service Developer Guide</i>.</p>
    pub fn set_kms_key(mut self, input: ::std::option::Option<::std::string::String>) -> Self {
        self.kms_key = input;
        self
    }
    /// <p>The key in Key Management Service (KMS) to use for encryption of data at rest in the ledger. For more information, see <a href="https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>
    /// <p>Use one of the following options to specify this parameter:</p>
    /// <ul>
    /// <li>
    /// <p><code>AWS_OWNED_KMS_KEY</code>: Use an KMS key that is owned and managed by Amazon Web Services on your behalf.</p></li>
    /// <li>
    /// <p><b>Undefined</b>: By default, use an Amazon Web Services owned KMS key.</p></li>
    /// <li>
    /// <p><b>A valid symmetric customer managed KMS key</b>: Use the specified symmetric encryption KMS key in your account that you create, own, and manage.</p>
    /// <p>Amazon QLDB does not support asymmetric keys. For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/symmetric-asymmetric.html">Using symmetric and asymmetric keys</a> in the <i>Key Management Service Developer Guide</i>.</p></li>
    /// </ul>
    /// <p>To specify a customer managed KMS key, you can use its key ID, Amazon Resource Name (ARN), alias name, or alias ARN. When using an alias name, prefix it with <code>"alias/"</code>. To specify a key in a different Amazon Web Services account, you must use the key ARN or alias ARN.</p>
    /// <p>For example:</p>
    /// <ul>
    /// <li>
    /// <p>Key ID: <code>1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Key ARN: <code>arn:aws:kms:us-east-2:111122223333:key/1234abcd-12ab-34cd-56ef-1234567890ab</code></p></li>
    /// <li>
    /// <p>Alias name: <code>alias/ExampleAlias</code></p></li>
    /// <li>
    /// <p>Alias ARN: <code>arn:aws:kms:us-east-2:111122223333:alias/ExampleAlias</code></p></li>
    /// </ul>
    /// <p>For more information, see <a href="https://docs.aws.amazon.com/kms/latest/developerguide/concepts.html#key-id">Key identifiers (KeyId)</a> in the <i>Key Management Service Developer Guide</i>.</p>
    pub fn get_kms_key(&self) -> &::std::option::Option<::std::string::String> {
        &self.kms_key
    }
    /// Consumes the builder and constructs a [`CreateLedgerInput`](crate::operation::create_ledger::CreateLedgerInput).
    pub fn build(
        self,
    ) -> ::std::result::Result<crate::operation::create_ledger::CreateLedgerInput, ::aws_smithy_types::error::operation::BuildError> {
        ::std::result::Result::Ok(crate::operation::create_ledger::CreateLedgerInput {
            name: self.name,
            tags: self.tags,
            permissions_mode: self.permissions_mode,
            deletion_protection: self.deletion_protection,
            kms_key: self.kms_key,
        })
    }
}