[FAB-3943] Remove TCert methods from API

- getTCertBatchSize()
- setTCertBatchSize()
- isPreFetchMode()
- setPreFetchMode()

both should be removed since TCert support is not enabled yet

Change-Id: If6fee7dcbe948987152ad3acd528a324110a29fe
Signed-off-by: Jim Zhang <jzhang@us.ibm.com>

fabric-client/config/default.json

@@ -1,6 +1,5 @@
 { 
 	"request-timeout" : 45000,
-	"tcert-batch-size" : 10,
 	"crypto-hash-algo": "SHA2",
 	"crypto-keysize": 256,
 	"crypto-hsm": false,

fabric-client/lib/Chain.js

@@ -93,13 +93,6 @@ var Chain = class {
 		// Security enabled flag
 		this._securityEnabled = true;//to do
 
-		// The number of tcerts to get in each batch
-		this._tcertBatchSize = utils.getConfigSetting('tcert-batch-size',200);
-
-		// If in prefetch mode, we prefetch tcerts from member
-		// services to help performance
-		this._preFetchMode = true;//to do - not in doc
-
 		this._peers = [];
 		this._primary_peer = null; // if not set, will use the first peer on the list
 		this._anchor_peers = [];
@@ -113,11 +106,9 @@ var Chain = class {
 		//to do update logger
 		logger.debug('Constructed Chain instance: name - %s, ' +
 		    'securityEnabled: %s, ' +
-		    'TCert download batch size: %s, ' +
 		    'network mode: %s',
 			this._name,
 			this._securityEnabled,
-			this._tcertBatchSize,
 			!this._devMode);
 	}
 
@@ -159,41 +150,6 @@ var Chain = class {
 		return this._name;
 	}
 
-	/**
-	 * Determine if security is enabled.
-	 */
-	isSecurityEnabled() {
-		return true;//to do
-	}
-
-	/**
-	 * Determine if pre-fetch mode is enabled to prefetch tcerts.
-	 */
-	isPreFetchMode() {
-		return this._preFetchMode;
-	}
-
-	/**
-	 * Set prefetch mode to true or false.
-	 */
-	setPreFetchMode(preFetchMode) {
-		this._preFetchMode = preFetchMode;
-	}
-
-	/**
-	 * Get the tcert batch size.
-	 */
-	getTCertBatchSize() {
-		return this._tcertBatchSize;
-	}
-
-	/**
-	 * Set the tcert batch size.
-	 */
-	setTCertBatchSize(batchSize) {
-		this._tcertBatchSize = batchSize;
-	}
-
 	/**
 	 * Get organizational unit identifiers from
 	 * the MSP's for this channel

fabric-client/lib/User.js

@@ -187,27 +187,6 @@ var User = class {
 		});
 	}
 
-	/**
-	 * Get the transaction certificate (tcert) batch size, which is the number of tcerts retrieved
-	 * from member services each time (i.e. in a single batch).
-	 * @returns {int} The tcert batch size.
-	 */
-	getTCertBatchSize() {
-		if (this._tcertBatchSize === undefined) {
-			return this._chain.getTCertBatchSize();
-		} else {
-			return this._tcertBatchSize;
-		}
-	}
-
-	/**
-	 * Set the transaction certificate (tcert) batch size.
-	 * @param {int} batchSize
-	 */
-	setTCertBatchSize(batchSize) {
-		this._tcertBatchSize = batchSize;
-	}
-
 	/**
 	 * Determine if this name has been enrolled.
 	 * @returns {boolean} True if enrolled; otherwise, false.

test/unit/chain.js

@@ -74,23 +74,6 @@ test('\n\n ** Chain - constructor test **\n\n', function (t) {
 });
 
 test('\n\n ** Chain - method tests **\n\n', function (t) {
-	t.equal(_chain.isSecurityEnabled(), true, 'checking security setting');
-	t.doesNotThrow(
-		function () {
-			_chain.setPreFetchMode(true);
-		},
-		null,
-		'checking the set of prefetchMode'
-	);
-	t.equal(_chain.isPreFetchMode(), true, 'checking prefetchMode');
-	t.doesNotThrow(
-		function () {
-			_chain.setTCertBatchSize(123);
-		},
-		null,
-		'checking the set of TCertBatchSize'
-	);
-	t.equal(_chain.getTCertBatchSize(), 123, 'checking getTCertBatchSize');
 	t.doesNotThrow(
 		function () {
 			var orderer = new Orderer('grpc://somehost.com:1234');