12.2.4 S100_DatasetDiscoveryMetaData Data in the Discovery Metadata are used to identify the relevance of the dataset to the particular application. Name Description Mult Value Type Remarks Metadata about the individual datasets in the S100_DatasetDiscoveryMetadata - - - exchange catalogue fileName Dataset file name 1 CharacterString Path relative to the root directory of the exchange set. The location of the file after the filePath Full path from the exchange set root directory 1 CharacterString exchange set is unpacked into directory <EXCH_ROOT> will be <EXCH_ROOT>/<filePath>/<filename> Short description giving the area or location E.g. a harbour or port name, between two description 1 CharacterString covered by the dataset named locations etc. 0 indicates an unencrypted dataset dataProtection Indicates if the data is encrypted 0..1 Boolean 1 indicates an encrypted dataset specification or method used for data protectionScheme protection 0..1 CharacterString Eg S-63 0: unsigned 1: datafile is digitally signed digitalSignature Indicates if the data has a digital signature 0..1 Boolean [to be reconciled when S-100 finalizes digital signature elements] This contains a base64 encoding of the hexadecimal numbers comprising the digital signature itself. The content of these fields are digitalSignatureValue Digital signature 0..1 CharacterString defined, along with the algorithms for their calculation, in S-63 ed2.0 Part (C). [to be reconciled when S-100 finalizes digital signature elements] One of the following from ISO 19115 (codelist) Indicates the security classification of the 1. unclassified classification 0..1 Enumeration dataset 2. restricted 3. confidential 4. secret 5. top secret The purpose for which the dataset has been purpose 1 E.g. new, re-issue, new edition, update etc. issued CharacterString E.g. in the case of ENCs this would be a specificUsage The use for which the dataset is intended 1 CharacterString navigation purpose classification.
12.2.4 S100_DatasetDiscoveryMetaData Data in the Discovery Metadata are used to identify the relevance of the dataset to the particular application. Name Description Mult Value Type Remarks S100_DatasetDiscoveryMetadata Metadata about the individual datasets in the exchange catalogue - - - fileName Dataset file name 1 CharacterString filePath Full path from the exchange set root directory 1 CharacterString Path relative to the root directory of the exchange set. The location of the file after the exchange set is unpacked into directory <EXCH_ROOT> will be <EXCH_ROOT>/<filePath>/<filename> description Short description giving the area or location covered by the dataset 1 CharacterString E.g. a harbour or port name, between two named locations etc. dataProtection Indicates if the data is encrypted 0..1 Boolean 0 indicates an unencrypted dataset 1 indicates an encrypted dataset protectionScheme specification or method used for data protection 0..1 CharacterString Eg S-63 digitalSignature Indicates if the data has a digital signature 0..1 Boolean 0: unsigned 1: datafile is digitally signed [to be reconciled when S-100 finalizes digital signature elements] digitalSignatureValue Digital signature 0..1 CharacterString This contains a base64 encoding of the hexadecimal numbers comprising the digital signature itself. The content of these fields are defined, along with the algorithms for their calculation, in S-63 ed2.0 Part (C). [to be reconciled when S-100 finalizes digital signature elements] classification Indicates the security classification of the dataset 0..1 Enumeration One of the following from ISO 19115 (codelist) 1. unclassified 2. restricted 3. confidential 4. secret 5. top secret purpose The purpose for which the dataset has been issued 1 CharacterString E.g. new, re-issue, new edition, update etc. specificUsage The use for which the dataset is intended 1 CharacterString E.g. in the case of ENCs this would be a navigation purpose classification.
Surface%20Current%20Draft%20Product%20Specification_Version_0.1.12-(Clean).docx