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SDB
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Component
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Available
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as
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of
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Camel
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2.8.4
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The
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sdb
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component
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supports
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storing
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and
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retrieving
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data
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from/to
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...
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service.
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}
You must have a valid Amazon Web Services developer account, and be signed up to use Amazon SDB. More information are available at [SDB. |
URI Format
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|http://aws.amazon.com/sdb]. {info} h3. URI Format {code} aws-sdb://domainName[?options] {code} |
You
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can
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append
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query
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options
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to
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the
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URI
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in
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the
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following
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format,
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?options=value&option2=value&...
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URI
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Options
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Name | Default Value | Context | Description |
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amazonSDBClient | | Producer | Reference to a |
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in |
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the |
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. | |||
accessKey | | Producer | Amazon AWS Access Key |
secretKey | | Producer | Amazon AWS Secret Key |
amazonSdbEndpoint | | Producer | The region with which the AWS-SDB client wants to work with. |
domainName | | Producer | The name of the domain currently worked with. |
maxNumberOfDomains | | Producer | The maximum number of domain names you want returned. The range is 1 * to 100. |
consistentRead | | Producer | Determines whether or not strong consistency should be enforced when data is read. |
operation | | Producer | Valid values are BatchDeleteAttributes, BatchPutAttributes, DeleteAttributes, DeleteDomain, DomainMetadata, GetAttributes, ListDomains, PutAttributes, Select. |
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You have to provide the amazonSDBClient in the Registry or your accessKey and secretKey to access the Amazon's SDB. |
Usage
Message headers evaluated by the SDB producer
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| |accessKey | {{null}} | Producer | Amazon AWS Access Key | |secretKey | {{null}} | Producer | Amazon AWS Secret Key | |amazonSdbEndpoint | {{null}} | Producer | The region with which the AWS-SDB client wants to work with. | |domainName | {{null}} | Producer | The name of the domain currently worked with. | |maxNumberOfDomains | {{100}} | Producer | The maximum number of domain names you want returned. The range is 1 * to 100. | |consistentRead | {{false}} | Producer | Determines whether or not strong consistency should be enforced when data is read.| |operation| {{PutAttributes}} | Producer | Valid values are BatchDeleteAttributes, BatchPutAttributes, DeleteAttributes, DeleteDomain, DomainMetadata, GetAttributes, ListDomains, PutAttributes, Select.| {info:title=Required SDB component options} You have to provide the amazonSDBClient in the [Registry] or your accessKey and secretKey to access the [Amazon's SDB|http://aws.amazon.com/sdb]. {info} h3. Usage h4. Message headers evaluated by the SDB producer {div:class=confluenceTableSmall} || Header || Type || Description || | {{CamelAwsSdbAttributes}} | {{Collection<Attribute>}} | List of attributes to be acted upon. | | {{CamelAwsSdbAttributeNames}} | {{Collection<String>}} | The names of the attributes to be retrieved. | | {{CamelAwsSdbConsistentRead}} | {{Boolean}} | Determines whether or not strong consistency should be enforced when data is read. | | {{CamelAwsSdbDeletableItems}} | {{Collection<DeletableItem>}} | A list of items on which to perform the delete operation in a batch. | | {{CamelAwsSdbDomainName}} | {{String}} | The name of the domain currently worked with. | | {{CamelAwsSdbItemName}} | {{String}} | The unique key for this item | | {{CamelAwsSdbMaxNumberOfDomains}} | {{Integer}} | The maximum number of domain names you want returned. The range is 1 * to 100. | | {{CamelAwsSdbNextToken}} | {{String}} | A string specifying where to start the next list of domain/item names. | | {{CamelAwsSdbOperation}} | {{String}} | To override the operation from the URI options. | | {{CamelAwsSdbReplaceableAttributes}} | {{Collection<ReplaceableAttribute>}} | List of attributes to put in an Item. | | {{CamelAwsSdbReplaceableItems}} | {{Collection<ReplaceableItem>}} | A list of items to put in a Domain. | | {{CamelAwsSdbSelectExpression}} | {{String}} | The expression used to query the domain. | | {{CamelAwsSdbUpdateCondition}} | {{UpdateCondition}} | The update condition which, if specified, determines whether the specified attributes will be updated/deleted or not. | {div} h4. |
Message
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headers
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set
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during
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DomainMetadata operation
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operation {div:class=confluenceTableSmall} || Header || Type || Description || | {{CamelAwsSdbTimestamp}} | {{Integer}} | The data and time when metadata was calculated, in Epoch (UNIX) seconds. | | {{CamelAwsSdbItemCount}} | {{Integer}} | The number of all items in the domain. | | {{CamelAwsSdbAttributeNameCount}} | {{Integer}} | The number of unique attribute names in the domain. | | {{CamelAwsSdbAttributeValueCount}} | {{Integer}} | The number of all attribute name/value pairs in the domain. | | {{CamelAwsSdbAttributeNameSize}} | {{Long}} | The total size of all unique attribute names in the domain, in bytes. | | {{CamelAwsSdbAttributeValueSize}} | {{Long}} | The total size of all attribute values in the domain, in bytes. | | {{CamelAwsSdbItemNameSize}} | {{Long}} | The total size of all item names in the domain, in bytes. | {div} h4. |
Message
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headers
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set
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during
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GetAttributes operation
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operation {div:class=confluenceTableSmall} || Header || Type || Description || | {{CamelAwsSdbAttributes}} | {{List<Attribute>}} | The list of attributes returned by the operation. | {div} h4. |
Message
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headers
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set
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during
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ListDomains operation
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operation {div:class=confluenceTableSmall} || Header || Type || Description || | {{CamelAwsSdbDomainNames}} | {{List<String>}} | A list of domain names that match the expression. | | {{CamelAwsSdbNextToken}} | {{String}} | An opaque token indicating that there are more domains than the specified MaxNumberOfDomains still available. | {div} h4. |
Message
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headers
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set
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during
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Select operation
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operation {div:class=confluenceTableSmall} || Header || Type || Description || | {{CamelAwsSdbItems}} | {{List<Item>}} | A list of items that match the select expression. | | {{CamelAwsSdbNextToken}} | {{String}} | An opaque token indicating that more items than MaxNumberOfItems were matched, the response size exceeded 1 megabyte, or the execution time exceeded 5 seconds. | {div} h4. |
Advanced
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AmazonSimpleDB
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configuration
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If
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you
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need
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more
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control
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over
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the
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AmazonSimpleDB
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instance
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configuration
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you
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can
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create
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your
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own
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instance
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and
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refer
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to
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it
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from
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the
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URI:
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} from("direct:start") .to("aws-sdb://domainName?amazonSDBClient=#client"); {code} The {{#client}} refers to a {{AmazonSimpleDB}} in |
The #client
refers to a AmazonSimpleDB
in the Registry.
For example if your Camel Application is running behind a firewall:
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the [Registry]. For example if your Camel Application is running behind a firewall: {code} AWSCredentials awsCredentials = new BasicAWSCredentials("myAccessKey", "mySecretKey"); ClientConfiguration clientConfiguration = new ClientConfiguration(); clientConfiguration.setProxyHost("http://myProxyHost"); clientConfiguration.setProxyPort(8080); AmazonSimpleDB client = new AmazonSimpleDBClient(awsCredentials, clientConfiguration); registry.bind("client", client); {code} h3. Dependencies Maven users will need to add the following dependency to their |
Dependencies
Maven users will need to add the following dependency to their pom.xml.
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} <dependency> <groupId>org.apache.camel</groupId> <artifactId>camel-aws</artifactId> <version>${camel-version}</version> </dependency> {code} where {{$\ |
where ${camel-version
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}
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must
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be
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replaced
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by
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the
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actual
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version
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of
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Camel
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(2.8.4
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or
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higher).
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