add peer connect's log

source/gateway/src/main/java/com/jd/blockchain/gateway/service/PeerConnectionManager.java

@@ -135,10 +135,14 @@ public class PeerConnectionManager implements PeerService, PeerConnector {
 						// 有新账本的情况下重连，并更新本地账本
 						PeerBlockchainServiceFactory peerServiceFactory = PeerBlockchainServiceFactory.connect(
 								gateWayKeyPair, peerAddress, peerProviders);
-						peerBlockchainServiceFactories.put(peerAddress, peerServiceFactory);
-						localLedgerCache.addAll(Arrays.asList(peerLedgerHashs));
-                        mostLedgerPeerServiceFactory = new PeerServiceFactory(peerAddress, peerServiceFactory);
-                        LOGGER.info("Most ledgers remote update to {}", mostLedgerPeerServiceFactory.peerAddress);
+						if (peerServiceFactory != null) {
+							peerBlockchainServiceFactories.put(peerAddress, peerServiceFactory);
+							localLedgerCache.addAll(Arrays.asList(peerLedgerHashs));
+							mostLedgerPeerServiceFactory = new PeerServiceFactory(peerAddress, peerServiceFactory);
+							LOGGER.info("Most ledgers remote update to {}", mostLedgerPeerServiceFactory.peerAddress);
+						} else {
+							LOGGER.error("Peer connect fail {}", peerAddress);
+						}
 					}
 				}
                 LOGGER.info("------ Load ledgers complete ------");

source/sdk/sdk-base/src/main/java/com/jd/blockchain/sdk/service/PeerBlockchainServiceFactory.java

@@ -132,6 +132,7 @@ public class PeerBlockchainServiceFactory implements BlockchainServiceFactory, C
 		for (LedgerIncomingSetting setting : ledgerSettings) {
 			HashDigest currLedgerHash = setting.getLedgerHash();
 			if (!currentPeerLedgers.contains(currLedgerHash)) {
+				LOGGER.info("Peer[{}] find new ledger [{}]", peerAddr, currLedgerHash.toBase58());
 				needInitSettings.add(setting);
 			}
 		}
@@ -173,10 +174,22 @@ public class PeerBlockchainServiceFactory implements BlockchainServiceFactory, C
 						accessAbleLedgers);
 				factory.accessContextMap.putAll(tempAccessCtxs);
 				peerBlockchainServiceFactories.put(peerAddr, factory);
+				if (!tempAccessCtxs.isEmpty()) {
+					for (HashDigest hash : tempAccessCtxs.keySet()) {
+						LOGGER.info("First connect, peer[{}] init new ledger[{}] OK !!!", peerAddr, hash.toBase58());
+					}
+				}
+
 			} else {
 				factory.accessContextMap.putAll(tempAccessCtxs);
 				factory.addLedgerAccessContexts(accessAbleLedgers);
+				if (!tempAccessCtxs.isEmpty()) {
+					for (HashDigest hash : tempAccessCtxs.keySet()) {
+						LOGGER.info("Reconnect, peer[{}] init new ledger[{}] OK !!!", peerAddr, hash.toBase58());
+					}
+				}
 			}
+
 //			PeerBlockchainServiceFactory factory = new PeerBlockchainServiceFactory(httpConnectionManager,
 //					accessAbleLedgers);
 		}