diff --git a/bdledger/api/contract.proto b/bdledger/api/contract.proto
deleted file mode 100644
index 2e8435c..0000000
--- a/bdledger/api/contract.proto
+++ /dev/null
@@ -1,69 +0,0 @@
-syntax = "proto3";
-
-//protoc --plugin=protoc-gen-grpc-java=/Users/oliveds/docs/grpc/grpc-java/compiler/build/exe/java_plugin/protoc-gen-grpc-java --grpc-java_out=./out --proto_path=./out Go2JavaService.proto
-//protoc --java_out=./out --proto_path=./out Go2JavaService.proto
-
-///:. 生成的文件到当前目录
-//protoc -I /Users/oliveds/docs/grpc/out --go_out=plugins=grpc:. /Users/oliveds/docs/grpc/out/Go2JavaService.proto 
-
-option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "com.bdware.units.grpc";
-option java_outer_classname = "GRPCGo2JavaService";
-option objc_class_prefix = "RTG";
-
-package com.bdware.units.grpc;
-
-// Interface exported by the server.
-service Go2JavaService {
-
-  rpc Go2JavaStream(stream Go2JavaMessage) returns (stream Go2JavaMessage){}                                
-
-}
-
-
-message Go2JavaMessage {
-  Go2JavaMessageType msgType=1;
-  string myPeerID = 2;
-  repeated string peerID = 3;
-  ContractUnitRequestType cuType = 4;
-  StatusType statusType = 5;
-  bytes content = 6;
-  string requestID = 7;
-  repeated string contractID = 8;
-  int32 num = 9;
-  string signature = 10;
-
-  enum Go2JavaMessageType{
-    ContractUnitRequest = 0;
-    ContractUnitResponse = 1;
-    GetMyPeerID = 2;
-    MyPeerIDResponse = 3;
-    ContractStatusRequest = 4;
-    ContractStatusResponse = 5;
-    GetRandomPeers = 6;
-    GetAllPeers = 7;
-    RandomPeersResponse = 8;
-    AllPeersResponse = 9;
-    
-  }
-
-  enum StatusType{
-    SUCCESS = 0;
-    FAIL = 1;
-  }
-
-  enum ContractUnitRequestType{
-    START = 0;
-    STOP = 1;
-    EXECUTE = 2;
-    REPLY = 3;
-    REQUEST = 4;
-    PREPREPARE = 5;
-    PREPARE = 6;
-    COMMIT = 7;
-    ADDPEER = 8;
-    DROPPEER = 9;
-    STATESYNC = 10;
-  }
-}
-
diff --git a/bdledger/api/common.proto b/bdware/bdledger/api/common.proto
similarity index 76%
rename from bdledger/api/common.proto
rename to bdware/bdledger/api/common.proto
index 64b8fe6..743e25e 100644
--- a/bdledger/api/common.proto
+++ b/bdware/bdledger/api/common.proto
@@ -1,13 +1,9 @@
 syntax = "proto3";
 
-package bdledger.api;
+package bdware.bdledger.api;
 
 option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "bdledger.api.grpc.common";
-option java_outer_classname = "CommonProto";
-option java_multiple_files = true;
-
-
+option java_package = "org.bdware.bdledger.api.grpc.pb";
 
 /* 事务类型 */
 enum TransactionType {
@@ -32,14 +28,26 @@ message Transaction {
   bytes s = 11;             // ECDSA signature s
 }
 
+message Block {
+  bytes hash = 1;                        // 区块的哈希，当区块处于待确认状态时为`null`
+  repeated bytes parent_hashes = 2;      // 父区块的哈希
+  repeated bytes witnesses = 3;          // 见证者账户地址
+  int64 timestamp = 4;                   // 区块产生时的 UNIX 时间戳，单位为秒
+  uint64 size = 5;                       // 区块大小的字节数
+  uint32 transaction_count = 6;          // 区块包含的事务数量
+  bytes transactions_root = 7;           // 区块的事务默克尔树根
+  repeated Transaction transactions = 8; // 事务对象的数组，或为空
+  repeated bytes transaction_hashes = 9; // 20字节的交易哈希的数组，或为空
+}
+
 message Contract {
-  bytes contractName = 1;             //合约名称
-  uint32 randomNum =2;                   //合约执行的节点数量
-  bytes operation = 3;                //合约方法
-  bytes arg = 4;                      //合约方法参数
-  bytes path = 5;                     //合约文件路径(合约在IDE工程的相对路径)
-  bytes content = 6;                  //合约内容(可为合约文件相对路径/合约脚本)
-  bytes pubkey = 7;                   //用户公钥
+  bytes contractName = 1; //合约名称
+  uint32 randomNum = 2;   //合约执行的节点数量
+  bytes operation = 3;    //合约方法
+  bytes arg = 4;          //合约方法参数
+  bytes path = 5;         //合约文件路径(合约在IDE工程的相对路径)
+  bytes content = 6;      //合约内容(可为合约文件相对路径/合约脚本)
+  bytes pubkey = 7;       //用户公钥
 
   enum ContractUnitRequestType{
     START = 0;
@@ -55,15 +63,3 @@ message Contract {
     STATESYNC = 10;
   }
 }
-
-message Block {
-  bytes hash = 1;                        // 区块的哈希，当区块处于待确认状态时为`null`
-  repeated bytes parent_hashes = 2;      // 父区块的哈希
-  repeated bytes witnesses = 3;          // 见证者账户地址
-  int64 timestamp = 4;                   // 区块产生时的 UNIX 时间戳，单位为秒
-  uint64 size = 5;                       // 区块大小的字节数
-  uint32 transaction_count = 6;          // 区块包含的事务数量
-  bytes transactions_root = 7;           // 区块的事务默克尔树根
-  repeated Transaction transactions = 8; // 事务对象的数组，或为空
-  repeated bytes transaction_hashes = 9; // 20字节的交易哈希的数组，或为空
-}
diff --git a/bdledger/api/error_details.proto b/bdware/bdledger/api/error_details.proto
similarity index 84%
rename from bdledger/api/error_details.proto
rename to bdware/bdledger/api/error_details.proto
index 9423514..a58c5fe 100644
--- a/bdledger/api/error_details.proto
+++ b/bdware/bdledger/api/error_details.proto
@@ -1,11 +1,9 @@
 syntax = "proto3";
 
-package bdledger.api;
+package bdware.bdledger.api;
 
 option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "bdledger.api.grpc.common";
-option java_outer_classname = "ErrorDetailsProto";
-option java_multiple_files = true;
+option java_package = "org.bdware.bdledger.api.grpc.pb";
 
 // InvalidArgument indicates client specified an invalid argument.
 // Note that this differs from FailedPrecondition. It indicates arguments
diff --git a/bdledger/api/ledger.proto b/bdware/bdledger/api/ledger.proto
similarity index 80%
rename from bdledger/api/ledger.proto
rename to bdware/bdledger/api/ledger.proto
index 09b3e60..dcc5031 100644
--- a/bdledger/api/ledger.proto
+++ b/bdware/bdledger/api/ledger.proto
@@ -1,14 +1,12 @@
 syntax = "proto3";
 
-package bdledger.api;
+package bdware.bdledger.api;
 
 import "google/protobuf/empty.proto";
-import "bdledger/api/common.proto";
+import "bdware/bdledger/api/common.proto";
 
 option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "bdledger.api.grpc.ledger";
-option java_outer_classname = "LedgerProto";
-option java_multiple_files = true;
+option java_package = "org.bdware.bdledger.api.grpc.pb";
 
 service Ledger {
   rpc CreateLedger (CreateLedgerRequest) returns (CreateLedgerResponse);
diff --git a/bdledger/api/node.proto b/bdware/bdledger/api/node.proto
similarity index 66%
rename from bdledger/api/node.proto
rename to bdware/bdledger/api/node.proto
index 4461edf..ce32f2e 100644
--- a/bdledger/api/node.proto
+++ b/bdware/bdledger/api/node.proto
@@ -1,13 +1,11 @@
 syntax = "proto3";
 
-package bdledger.api;
+package bdware.bdledger.api;
 
 import "google/protobuf/empty.proto";
 
 option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "bdledger.api.grpc.node";
-option java_outer_classname = "NodeProto";
-option java_multiple_files = true;
+option java_package = "org.bdware.bdledger.api.grpc.pb";
 
 service Node {
   rpc ClientVersion (google.protobuf.Empty) returns (ClientVersionResponse);
diff --git a/bdledger/api/query.proto b/bdware/bdledger/api/query.proto
similarity index 92%
rename from bdledger/api/query.proto
rename to bdware/bdledger/api/query.proto
index f443c0c..c49c5c3 100644
--- a/bdledger/api/query.proto
+++ b/bdware/bdledger/api/query.proto
@@ -1,13 +1,11 @@
 syntax = "proto3";
 
-package bdledger.api;
+package bdware.bdledger.api;
 
-import "bdledger/api/common.proto";
+import "bdware/bdledger/api/common.proto";
 
 option go_package = "bdware.org/bdledger/pkg/api/grpc/proto";
-option java_package = "bdledger.api.grpc.query";
-option java_outer_classname = "QueryProto";
-option java_multiple_files = true;
+option java_package = "org.bdware.bdledger.api.grpc.pb";
 
 service Query {
   rpc GetBlockByHash (GetBlockByHashRequest) returns (GetBlockByHashResponse);