October 2018
Intermediate to advanced
530 pages
14h 25m
English
Content preview from Blockchain across Oracle
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REST gateway (APIs)
To make it easy for your (decentralized) blockchain application to interact with the blockchain, the standard Fabric implementation offers language-specific SDKs.
The advantage of using OBCS is that it offers REST APIs via a gateway (proxy). T is an abstraction layer on top of the Fabric SDK and supports a subset of the most common Fabric APIs, such as Version, Query and Invoke.
The OBCS gateway provides synchronous invocation of these APIs, so there is no need to monitor for events or build support into your application for callbacks. This simplifies integration and insulates your application from the underlying changes of the evolving Fabric platform. Additionally, when invoking an API using the gateway, the IDCS users ...
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