合约校验接口功能开发

src/main/java/com/wuban/tron/explore/controller/ContractController.java

+package com.wuban.tron.explore.controller;
+
+import com.wuban.tron.explore.entity.Contract;
+import com.wuban.tron.explore.entity.example.ContractExample;
+import com.wuban.tron.explore.param.request.ContractRequest;
+import com.wuban.tron.explore.service.ContractComplierService;
+import com.wuban.tron.explore.service.ContractService;
+import com.wuban.tron.explore.service.TronService;
+import com.wuban.tron.explore.util.ApiResponse;
+import com.wuban.tron.explore.util.BizExceptionEnum;
+import com.wuban.tron.explore.util.ResponseKit;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.util.StringUtils;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.validation.Valid;
+
+/**
+ * <core>合约校验API接口</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Slf4j
+@RestController
+@RequestMapping("/api/explorer/v1/")
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+public class ContractController {
+
+    private final ContractService contractService;
+
+    private final TronService tronService;
+
+    private final ContractComplierService contractComplierService;
+
+    @RequestMapping(value="compileSolidity", method = RequestMethod.POST)
+    public ApiResponse checkContract(@RequestBody @Valid ContractRequest reqParam) {
+
+        String address = reqParam.getAddress();
+        if (StringUtils.isEmpty(address)) {
+            return ResponseKit.fail(BizExceptionEnum.REQUEST_NULL.getCode(),BizExceptionEnum.REQUEST_NULL.getMessage());
+        }
+
+        /*
+            按照合约地址查询DB中是否存在此合约，如果不存在，调用链上接口API
+         */
+        ContractExample example = new ContractExample();
+        example.createCriteria().andContractAddressEqualTo(address);
+        Contract con = this.contractService.selectOneByExample(example);
+        if (con != null) {
+            return ResponseKit.success(con);
+        }
+
+        // 调用链上接口API
+        Contract contract = this.tronService.getContract(address);
+        if (contract == null) {
+            return ResponseKit.fail(BizExceptionEnum.SERVER_ERROR.getCode(),BizExceptionEnum.SERVER_ERROR.getMessage());
+        }
+
+        // 编译合约
+        String code = this.contractComplierService.complier(reqParam.getName(), reqParam.getValue(), reqParam.getCompiler());
+
+        // 校验btyecode是否一致，不一致返回，一致持久化
+        if (!contract.getBytecode().equals(code)) {
+            return ResponseKit.fail(BizExceptionEnum.SERVER_ERROR.getCode(),BizExceptionEnum.SERVER_ERROR.getMessage());
+        }
+
+        this.contractService.insert(contract);
+
+        return ResponseKit.success();
+    }
+
+
+}

src/main/java/com/wuban/tron/explore/controller/TransactionController.java

@@ -45,6 +45,7 @@ import java.util.List;
 @RestController
 @RequestMapping("/api/tron")
 @RequiredArgsConstructor(onConstructor_ = @Autowired)
+@Deprecated
 public class TransactionController {
 
     private final TransactionService transactionService;

src/main/java/com/wuban/tron/explore/dao/ContractRepository.java

+package com.wuban.tron.explore.dao;
+
+import com.wuban.tron.explore.entity.Contract;
+import com.wuban.tron.explore.entity.example.ContractExample;
+import org.apache.ibatis.annotations.Param;
+import org.springframework.stereotype.Repository;
+
+/**
+ * <core>合约DAO</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Repository
+public interface ContractRepository {
+
+    /**
+     * 添加合约信息
+     *
+     * @param record
+     * @return
+     */
+    int insert(@Param("record") Contract record);
+
+    /**
+     * 查询合约信息
+     *
+     * @param example 检索条件
+     * @return
+     */
+    Contract selectOneByExample(@Param("example") ContractExample example);
+
+}

src/main/java/com/wuban/tron/explore/domain/Keys.java

@@ -2,6 +2,12 @@ package com.wuban.tron.explore.domain;
 
 import lombok.Data;
 
+/**
+ * <core>权限MODEL</core>
+ *
+ * @author sky
+ * @date 2020/11/02
+ */
 @Data
 public class Keys {
     private String address;

src/main/java/com/wuban/tron/explore/domain/TransactionsRawData.java

@@ -13,7 +13,7 @@ import java.util.List;
 @Data
 public class TransactionsRawData {
 
-    private List<Contract> contract;
+    private List<TronContract> contract;
     private String ref_block_bytes;
     private String ref_block_hash;
     private Long expiration;

src/main/java/com/wuban/tron/explore/domain/Contract.java → src/main/java/com/wuban/tron/explore/domain/TronContract.java

@@ -9,7 +9,7 @@ import lombok.Data;
  * @date 2020/11/02
  */
 @Data
-public class Contract {
+public class TronContract {
 
     private ContractParameter parameter;
     private String type;

src/main/java/com/wuban/tron/explore/domain/TronTransEvent.java

+package com.wuban.tron.explore.domain;
+
+import lombok.Data;
+
+/**
+ * <core>合约事件</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Data
+public class TronTransEvent {
+
+    private String caller_contract_address;
+    private TronTransEventResult result;
+    private String transaction_id;
+    private TronTransEventResultType result_type;
+    private long block_timestamp;
+    private int block_number;
+    private String event_name;
+    private String contract_address;
+    private int event_index;
+
+
+}

src/main/java/com/wuban/tron/explore/domain/TronTransEventResult.java

+package com.wuban.tron.explore.domain;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+
+/**
+ * <core>合约事件结果</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Data
+public class TronTransEventResult {
+
+    @JsonProperty(value="0")
+    private String _$0;
+    @JsonProperty(value="1")
+    private String _$1;
+    @JsonProperty(value="2")
+    private String _$2;
+    @JsonProperty(value="3")
+    private String _$3;
+    @JsonProperty(value="4")
+    private String _$4;
+    @JsonProperty(value="5")
+    private String _$5;
+    @JsonProperty(value="6")
+    private String _$6;
+    @JsonProperty(value="7")
+    private String _$7;
+    @JsonProperty(value="8")
+    private String _$8;
+    @JsonProperty(value="9")
+    private String _$9;
+    @JsonProperty(value="10")
+    private String _$10;
+
+    private String callContractAddr;
+    private String amount;
+    private String marketIdx;
+    private String userAddr;
+
+}

src/main/java/com/wuban/tron/explore/domain/TronTransEventResultType.java

+package com.wuban.tron.explore.domain;
+
+import lombok.Data;
+
+/**
+ * <core>合约事件结果类型</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Data
+public class TronTransEventResultType {
+
+    private String callContractAddr;
+    private String amount;
+    private String marketIdx;
+    private String userAddr;
+
+}

src/main/java/com/wuban/tron/explore/entity/Contract.java

+package com.wuban.tron.explore.entity;
+
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * 合约表
+ * @author sky
+ * @date 2020-11-30
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor(access = AccessLevel.PRIVATE)
+public class Contract {
+		/**
+     * 
+     */
+	 private Long id; 
+		/**
+     * 
+     */
+	 private String bytecode; 
+		/**
+     * 名称
+     */
+	 private String name; 
+		/**
+     * 
+     */
+	 private String originAddress; 
+		/**
+     * 
+     */
+	 private String abi; 
+		/**
+     * 
+     */
+	 private Long originEnergyLimit; 
+		/**
+     * 合约地址
+     */
+	 private String contractAddress; 
+		/**
+     * 
+     */
+	 private String codeHash; 
+		
+	public static Contract getInstance() {
+	return Contract.builder()
+		       .id(0L)
+		       .bytecode("") 
+		       .name("") 
+		       .originAddress("") 
+		       .abi("") 
+		       .originEnergyLimit(0L)
+		       .contractAddress("") 
+		       .codeHash("") 
+		       .build();
+	}
+}
\ No newline at end of file

src/main/java/com/wuban/tron/explore/param/request/ContractRequest.java

+package com.wuban.tron.explore.param.request;
+
+
+import lombok.Data;
+
+/**
+ * <core>合约校验请求参数</core>
+ *
+ * @author sky
+ * @date 2020/11/02
+ */
+@Data
+public class ContractRequest {
+
+    private String address;
+    private String name;
+    private String value;
+    private String version;
+    private String compiler;
+    private String optimization;
+    private String code;
+    private String parameters;
+    private String library;
+    private String runs;
+    private String evm_version;
+    private String license_type;
+
+
+}

src/main/java/com/wuban/tron/explore/param/response/AccountInfoModel.java

@@ -3,6 +3,12 @@ package com.wuban.tron.explore.param.response;
 import lombok.Builder;
 import lombok.Data;
 
+/**
+ * <core>账户信息MODEL</core>
+ *
+ * @author sky
+ * @date 2020/11/02
+ */
 @Data
 @Builder
 public class AccountInfoModel {

src/main/java/com/wuban/tron/explore/service/BaseCommonService.java

@@ -27,21 +27,34 @@ public abstract class BaseCommonService {
     protected static final String GET_BLOCK_BYNUM = PREFIX + "/getblockbynum";
 
     /**
-     * 查询最新的几个块
+     * 查询最新的几个块API
      */
     protected static final String GET_BLOCK_BYLATESTNUM = PREFIX + "/getblockbylatestnum";
 
 
     /**
-     * 查询账户信息
+     * 查询账户信息API
      */
     protected static final String GET_ACCOUNT = PREFIX + "/getaccount";
 
     protected static final String FREEZE_BALANCE = "/wallet/freezebalance";
 
+    /**
+     *  事件日志API
+     */
+    protected static final String CONTRACT_EVENT = "/event/contract/";
+
+    /**
+     * 获取合约API
+     */
+    protected static final String GET_CONTRACT = "/wallet/getcontract";
+
     @Value("${tron.site}")
     private String tronSite;
 
+    @Value("${contract.complier.site}")
+    String contractComplierSite;
+
     /**
      * http请求
      *
@@ -76,17 +89,41 @@ public abstract class BaseCommonService {
     }
 
     /**
-     * 构建签名
+     * 构建请求体
+     *
+     * @param paramMap  请求参数
+     * @return Request
+     */
+    protected Request builderPost(Map<String, Object> paramMap) {
+        String param = JSON.toJSONString(paramMap);
+        RequestBody postBody = RequestBody.create(param, Constant.JSON_TYPE);
+        return new Request.Builder().url(this.contractComplierSite).post(postBody)
+                .addHeader(Constant.CONTENT_TYPE_KEY, Constant.CONTENT_TYPE_VAL).build();
+    }
+
+    /**
+     * 构建请求体
      *
      * @param uri   合约方法名称
      * @param paramMap  请求参数
      * @return Request
      */
-    protected Request builder(String uri, Map<String, Object> paramMap) {
+    protected Request builderPost(String uri, Map<String, Object> paramMap) {
         String param = JSON.toJSONString(paramMap);
         RequestBody postBody = RequestBody.create(param, Constant.JSON_TYPE);
         return new Request.Builder().url(this.tronSite + uri).post(postBody)
                 .addHeader(Constant.CONTENT_TYPE_KEY, Constant.CONTENT_TYPE_VAL).build();
     }
 
+    /**
+     * 构建请求体
+     *
+     * @param uri   合约方法名称
+     * @return Request
+     */
+    protected Request builderGet(String uri) {
+        return new Request.Builder().url(this.tronSite + uri).get()
+                .addHeader(Constant.CONTENT_TYPE_KEY, Constant.CONTENT_TYPE_VAL).build();
+    }
+
 }

src/main/java/com/wuban/tron/explore/service/ContractComplierService.java

+package com.wuban.tron.explore.service;
+
+/**
+ * <core>编译合约服务接口</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+public interface ContractComplierService {
+
+    /**
+     * 编译合约
+     *
+     * @param name  名称
+     * @param value 合约内容
+     * @param complier solidity版本号
+     * @return
+     */
+    String complier(String name, String value, String complier);
+
+}

src/main/java/com/wuban/tron/explore/service/ContractService.java

+package com.wuban.tron.explore.service;
+
+import com.wuban.tron.explore.entity.Contract;
+import com.wuban.tron.explore.entity.example.ContractExample;
+import org.apache.ibatis.annotations.Param;
+
+/**
+ * <core>合约服务接口</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+public interface ContractService {
+
+    /**
+     * 添加合约信息
+     *
+     * @param record
+     * @return
+     */
+    int insert(@Param("record") Contract record);
+
+    /**
+     * 查询合约信息
+     *
+     * @param example 检索条件
+     * @return
+     */
+    Contract selectOneByExample(@Param("example") ContractExample example);
+
+}

src/main/java/com/wuban/tron/explore/service/TronService.java

 package com.wuban.tron.explore.service;
 
-import com.wuban.tron.explore.domain.TronAccount;
-import com.wuban.tron.explore.domain.TronResponseArrayData;
-import com.wuban.tron.explore.domain.TronResponseData;
+import com.wuban.tron.explore.domain.*;
+import com.wuban.tron.explore.entity.Contract;
+
+import java.util.List;
 
 /**
  *  <core>波场区块服务接口</core>
@@ -36,4 +37,20 @@ public interface TronService {
      */
     TronAccount getAccount(String address);
 
+    /**
+     * 根据合约地址获取事件信息
+     *
+     * @param address 合约地址
+     * @return
+     */
+    List<TronTransEvent> getContractEvent(String address);
+
+    /**
+     * 根据合约地址获取合约信息
+     *
+     * @param address 合约地址
+     * @return
+     */
+    Contract getContract(String address);
+
 }

src/main/java/com/wuban/tron/explore/service/impl/ContractComplierServiceImpl.java

+package com.wuban.tron.explore.service.impl;
+
+import com.alibaba.fastjson.JSONObject;
+import com.wuban.tron.explore.service.BaseCommonService;
+import com.wuban.tron.explore.service.ContractComplierService;
+import com.wuban.tron.explore.util.ApiResponse;
+import okhttp3.Request;
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * <core>编译合约服务接口实现类</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Service
+public class ContractComplierServiceImpl extends BaseCommonService implements ContractComplierService {
+
+    @Override
+    public String complier(String name, String value, String complier) {
+        Map<String, Object> map = new HashMap<>(3);
+        map.put("name", name);
+        map.put("value", value);
+        map.put("complier", complier);
+        Request request = this.builderPost(map);
+        String str = this.execute(request);
+        if (StringUtils.isEmpty(str)) {
+            return null;
+        }
+
+        return (String) JSONObject.parseObject(str, ApiResponse.class).getData();
+    }
+
+
+}

src/main/java/com/wuban/tron/explore/service/impl/ContractServiceImpl.java

+package com.wuban.tron.explore.service.impl;
+
+import com.wuban.tron.explore.dao.ContractRepository;
+import com.wuban.tron.explore.entity.Contract;
+import com.wuban.tron.explore.entity.example.ContractExample;
+import com.wuban.tron.explore.service.ContractService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+/**
+ * <core>合约服务接口实现类</core>
+ *
+ * @author sky
+ * @date 2020/11/30
+ */
+@Service
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+public class ContractServiceImpl implements ContractService {
+
+    private final ContractRepository contractRepository;
+
+    /**
+     * 添加合约信息
+     *
+     * @param record
+     * @return
+     */
+    @Override
+    public int insert(Contract record) {
+        return this.contractRepository.insert(record);
+    }
+
+    /**
+     * 查询合约信息
+     *
+     * @param example 检索条件
+     * @return
+     */
+    @Override
+    public Contract selectOneByExample(ContractExample example) {
+        return this.contractRepository.selectOneByExample(example);
+    }
+
+
+}

src/main/java/com/wuban/tron/explore/service/impl/TransactionServiceImpl.java

@@ -223,7 +223,7 @@ public class TransactionServiceImpl implements TransactionService {
         List<Transaction> retList = new ArrayList<>(transactionsList.size());
         transactionsList.forEach(o -> {
             TransactionsRawData rawData = o.getRaw_data();
-            Contract contract = rawData.getContract().get(0);
+            TronContract contract = rawData.getContract().get(0);
             ContractParameter contractParameter = contract.getParameter();
             ContractParameterValue val = contractParameter.getValue();
 

src/main/java/com/wuban/tron/explore/service/impl/TronServiceImpl.java

 package com.wuban.tron.explore.service.impl;
 
+import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
 import com.wuban.tron.explore.constant.Constant;
-import com.wuban.tron.explore.domain.TronAccount;
-import com.wuban.tron.explore.domain.TronResponseArrayData;
-import com.wuban.tron.explore.domain.TronResponseData;
+import com.wuban.tron.explore.domain.*;
+import com.wuban.tron.explore.entity.Contract;
 import com.wuban.tron.explore.service.BaseCommonService;
 import com.wuban.tron.explore.service.TronService;
 import lombok.extern.slf4j.Slf4j;
@@ -15,6 +15,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
 
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 /**
@@ -56,7 +57,7 @@ public class TronServiceImpl extends BaseCommonService implements TronService {
         Map<String, Object> map = new HashMap<>(1);
         map.put("num", param);
 
-        Request request = this.builder(interfaceName, map);
+        Request request = this.builderPost(interfaceName, map);
         String str = this.execute(request);
         return str;
     }
@@ -71,7 +72,7 @@ public class TronServiceImpl extends BaseCommonService implements TronService {
         Map<String, Object> map = new HashMap<>(1);
         map.put("address", address);
 
-        Request request = this.builder(GET_ACCOUNT, map);
+        Request request = this.builderPost(GET_ACCOUNT, map);
         String str = this.execute(request);
         if (StringUtils.isEmpty(str)) {
             this.stringRedisTemplate.opsForSet().add(Constant.ADDRESS_KEY, address);
@@ -82,5 +83,65 @@ public class TronServiceImpl extends BaseCommonService implements TronService {
         return JSONObject.parseObject(str, TronAccount.class);
     }
 
+    @Override
+    public List<TronTransEvent> getContractEvent(String address) {
+        Request request = this.builderGet(CONTRACT_EVENT + address);
+        String str = this.execute(request);
+        if (StringUtils.isEmpty(str)) {
+            return null;
+        }
+
+        System.out.println("处理前：》》》》》"+str);
+        String ret = clearData(str);
+        System.out.println("处理后：》》》》》"+ret);
+        return JSONArray.parseArray(ret, TronTransEvent.class);
+    }
+
+    @Override
+    public Contract getContract(String address) {
+        Map<String, Object> map = new HashMap<>(1);
+        map.put("value", address);
+
+        Request request = this.builderPost(GET_CONTRACT, map);
+        String str = this.execute(request);
+        if (StringUtils.isEmpty(str)) {
+            return null;
+        }
+
+        return JSONObject.parseObject(str, Contract.class);
+    }
+
+    /**
+     * 数据清洗
+     *
+     * 清洗前：
+     *        "1":"2",
+     *        "2":"0x67c62732f1f6086a98310aa5c83163977394f92e",
+     *        "3":"0x4f948b55157ed879a2b6863c22a4e31d28ceebb7",
+     *        "4":"300000000",
+     *        "5":"285000000",
+     *        "6":"15000000",
+     * 清洗后：
+     *        "_$1":"2",
+     *        "_$2":"0x67c62732f1f6086a98310aa5c83163977394f92e",
+     *        "_$3":"0x4f948b55157ed879a2b6863c22a4e31d28ceebb7",
+     *        "_$4":"300000000",
+     *        "_$5":"285000000",
+     *        "_$6":"15000000",
+     * @param data
+     * @return
+     */
+    private String clearData(String data) {
+        int range = 10;
+        String ret = data;
+        String regex = "\":";
+        for (int i = 0; i < range; i++) {
+            String tmp = i+regex;
+            ret = ret.replaceAll(tmp, "_\\$"+i+"\":");
+        }
+
+        return ret;
+    }
+
 
 }

src/main/java/com/wuban/tron/explore/util/BizExceptionEnum.java

+package com.wuban.tron.explore.util;
+
+/**
+ * @author sky
+ *
+ **/
+public enum BizExceptionEnum {
+	
+	/**
+	 * 通用异常.
+	 */
+	SERVER_ERROR(1000, "服务器异常"),
+	REQUEST_NULL(1001, "请求参数有错误"),
+    SESSION_TIMEOUT(1002, "会话超时"),
+    PARAM_INVALID(1003,"参数无效"),
+    PARAM_MISS(1004,"参数丢失"),
+    METHOD_NOT_ALLOWED(1005, "不支持当前请求类型"),
+    SQL_EX(1006, "运行SQL出现异常");
+
+
+    BizExceptionEnum(int code, String message) {
+        this.code = code;
+        this.message = message;
+    }
+
+    private Integer code;
+
+    private String message;
+
+    public Integer getCode() {
+        return code;
+    }
+
+    public void setCode(Integer code) {
+        this.code = code;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+}

src/main/resources/application-dev.yml

@@ -3,6 +3,10 @@
 tron:
   site: https://api.shasta.trongrid.io
 
+contract:
+  complier:
+    site: http://47.115.200.174:8080/api/explorer/v1/compileSolidity
+
 spring:
   datasource:
     type: com.alibaba.druid.pool.DruidDataSource

src/main/resources/application-test.yml

@@ -3,6 +3,10 @@
 tron:
   site: https://api.shasta.trongrid.io
 
+contract:
+  complier:
+    site: http://47.115.200.174:8080/api/explorer/v1/compileSolidity
+
 spring:
   datasource:
     type: com.alibaba.druid.pool.DruidDataSource

src/test/java/com/wuban/tron/explore/service/impl/ContractComplierServiceImplTest.java

+package com.wuban.tron.explore.service.impl;
+
+import com.wuban.tron.explore.BaseTest;
+import com.wuban.tron.explore.service.ContractComplierService;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+
+class ContractComplierServiceImplTest extends BaseTest {
+
+    @Autowired
+    private ContractComplierService contractComplierService;
+
+    @BeforeEach
+    void setUp() {
+    }
+
+    @Test
+    void complier() {
+        String name = "Storage2";
+        String complier = "solidity0.4.25+commit";
+        String value = "pragma solidity ^0.4.25;\n" +
+                "\n" +
+                "contract Storage2 {\n" +
+                "    uint pos0;\n" +
+                "    mapping(address => uint) pos1;\n" +
+                "\n" +
+                "    function Storage2() {\n" +
+                "        pos0 = 12334;\n" +
+                "        pos1[msg.sender] = 56278;\n" +
+                "    }\n" +
+                "    \n" +
+                "    function Hello() public returns (string hel) {\n" +
+                "        return \"Hello\";\n" +
+                "    }\n" +
+                "    \n" +
+                "    function GetInt() public returns (uint data) {\n" +
+                "        return pos0;\n" +
+                "    }\n" +
+                "    \n" +
+                "    function SetInt(uint val) public {\n" +
+                "        pos0 = val;\n" +
+                "    }\n" +
+                "}";
+        String str = this.contractComplierService.complier(name, value, complier);
+        System.out.println("*************"+str);
+    }
+
+}
\ No newline at end of file

src/test/java/com/wuban/tron/explore/service/impl/TronServiceImplTest.java

 package com.wuban.tron.explore.service.impl;
 
-import com.wuban.tron.explore.domain.TronAccount;
-import com.wuban.tron.explore.domain.TronResponseArrayData;
-import com.wuban.tron.explore.domain.TronResponseData;
+import com.wuban.tron.explore.domain.*;
 import com.wuban.tron.explore.service.TronService;
 import lombok.extern.slf4j.Slf4j;
 import org.junit.jupiter.api.Test;
@@ -13,6 +11,8 @@ import org.springframework.test.context.junit4.SpringRunner;
 import org.tron.common.utils.ByteArray;
 import org.tron.walletserver.WalletApi;
 
+import java.util.List;
+
 @RunWith(SpringRunner.class)
 @SpringBootTest
 @Slf4j
@@ -46,5 +46,19 @@ class TronServiceImplTest {
         log.info(hexString);
     }
 
+    @Test
+    void getContractEvent() {
+        List<TronTransEvent> data = this.tronService.getContractEvent("TMypW2w7P2y8QzV8i9BAE31yzQukp63tbo");
+        System.out.println(data);
+    }
+
+    @Test
+    void getContract() {
+        String base58check = "TTfwGdf3v66CaYQijg4Qb2CFtdgQnkkFko";
+        String hexString = ByteArray.toHexString(WalletApi.decodeFromBase58Check(base58check));
+        System.out.println(hexString);
+        this.tronService.getContract(hexString);
+    }
+
 
 }
\ No newline at end of file