支持Set语法

dlink-admin/src/main/java/com/dlink/controller/DataBaseController.java

@@ -127,7 +127,6 @@ public class DataBaseController {
         Asserts.checkNotNull(dataBase,"该数据源不存在！");
         databaseService.checkHeartBeat(dataBase);
         databaseService.updateById(dataBase);
-        logger.warn("埋点日志");
         return Result.succeed(dataBase,"状态刷新完成");
     }
 

dlink-common/src/main/java/com/dlink/assertion/Asserts.java

@@ -3,6 +3,7 @@ package com.dlink.assertion;
 import com.dlink.exception.RunTimeException;
 
 import java.util.Collection;
+import java.util.Map;
 
 /**
  * Asserts
@@ -59,6 +60,16 @@ public class Asserts {
         return !isNullCollection(collection);
     }
 
+    public static boolean isNullMap(Map map) {
+        if (isNull(map)||map.size()==0) {
+            return true;
+        }
+        return false;
+    }
+
+    public static boolean isNotNullMap(Map map) {
+        return !isNullMap(map);
+    }
 
     public static void checkNull(String key,String msg) {
         if (key == null||"".equals(key)) {
@@ -83,4 +94,10 @@ public class Asserts {
             throw new RunTimeException(msg);
         }
     }
+
+    public static void checkNullMap(Map map,String msg) {
+        if(isNullMap(map)){
+            throw new RunTimeException(msg);
+        }
+    }
 }

dlink-core/src/main/java/com/dlink/explainer/Explainer.java

@@ -41,6 +41,10 @@ public class Explainer {
         String[] sqls = SqlUtil.getStatements(statement);
         List<SqlExplainResult> sqlExplainRecords = new ArrayList<>();
         for (int i = 0; i < sqls.length; i++) {
+            String sql = sqls[i].trim();
+            if(Asserts.isNullString(sql)){
+                continue;
+            }
             SqlExplainResult record = new SqlExplainResult();
             try {
                 if (!FlinkInterceptor.build(executor.getCustomTableEnvironmentImpl(), sqls[i])) {
@@ -48,6 +52,9 @@ public class Explainer {
                     if (Asserts.isEquals(FlinkSQLConstant.DDL,record.getType())) {
                         executor.executeSql(sqls[i]);
                     }
+                }else{
+                    record.setParseTrue(true);
+                    record.setExplainTrue(true);
                 }
             } catch (Exception e) {
                 e.printStackTrace();

dlink-core/src/main/java/com/dlink/interceptor/FlinkInterceptor.java

@@ -3,15 +3,19 @@ package com.dlink.interceptor;
 import com.dlink.assertion.Asserts;
 import com.dlink.catalog.function.FunctionManager;
 import com.dlink.catalog.function.UDFunction;
-import com.dlink.constant.FlinkFunctionConstant;
 import com.dlink.executor.custom.CustomTableEnvironmentImpl;
+import com.dlink.parser.SingleSqlParserFactory;
 import com.dlink.trans.Operation;
 import com.dlink.trans.Operations;
-import com.dlink.ud.udtaf.RowsToMap;
-import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
-import org.apache.flink.table.functions.*;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.table.functions.AggregateFunction;
+import org.apache.flink.table.functions.ScalarFunction;
+import org.apache.flink.table.functions.TableAggregateFunction;
+import org.apache.flink.table.functions.TableFunction;
 
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -25,6 +29,9 @@ public class FlinkInterceptor {
 
     public static boolean build( CustomTableEnvironmentImpl stEnvironment,String statemnet){
         initFunctions(stEnvironment,statemnet);
+        /*if(initConfiguration(stEnvironment,statemnet)){
+            return true;
+        }*/
         Operation operation = Operations.buildOperation(statemnet);
         if(Asserts.isNotNull(operation)) {
             operation.build(stEnvironment);
@@ -55,4 +62,5 @@ public class FlinkInterceptor {
             }
         }
     }
+
 }

dlink-core/src/main/java/com/dlink/job/JobManager.java

@@ -152,13 +152,17 @@ public class JobManager extends RunTime {
         SubmitResult result = new SubmitResult(sessionId, sqlList, environmentSetting.getHost(), executorSetting.getJobName());
         int currentIndex = 0;
         try {
-            if (sqlList != null && sqlList.size() > 0) {
+            if (Asserts.isNullCollection(sqlList)) {
+                result.setSuccess(false);
+                result.setMsg(LocalDateTime.now().toString() + ":执行sql语句为空。");
+                return result;
+            }
             Executor executor = createExecutor();
             for (String sqlText : sqlList) {
                 currentIndex++;
                 SqlType operationType = Operations.getOperationType(sqlText);
                 CustomTableEnvironmentImpl stEnvironment = executor.getCustomTableEnvironmentImpl();
-                    if (operationType==SqlType.INSERT) {
+                if (operationType.equals(SqlType.INSERT)) {
                     long start = System.currentTimeMillis();
                     if (!FlinkInterceptor.build(stEnvironment, sqlText)) {
                         TableResult tableResult = executor.executeSql(sqlText);
@@ -172,17 +176,14 @@ public class JobManager extends RunTime {
                     }
                     result.setSuccess(true);
                     result.setFinishDate(LocalDateTime.now());
+                } else if(operationType.equals(SqlType.SET)){
+
                 } else {
                     if (!FlinkInterceptor.build(stEnvironment, sqlText)) {
                         executor.executeSql(sqlText);
                     }
                 }
             }
-            } else {
-                result.setSuccess(false);
-                result.setMsg(LocalDateTime.now().toString() + ":执行sql语句为空。");
-                return result;
-            }
         } catch (Exception e) {
             e.printStackTrace();
             StackTraceElement[] trace = e.getStackTrace();

dlink-core/src/main/java/com/dlink/parser/BaseSingleSqlParser.java

 package com.dlink.parser;
 
+import com.dlink.assertion.Asserts;
+
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -41,8 +43,8 @@ public abstract class BaseSingleSqlParser {
         Map<String,List<String>> map = new HashMap<>();
         for (SqlSegment sqlSegment : segments) {
             sqlSegment.parse(originalSql);
-            if(sqlSegment.getStart()!=null&&!"".equals(sqlSegment.getStart())) {
-                map.put(sqlSegment.getStart(), sqlSegment.getBodyPieces());
+            if(Asserts.isNotNullString(sqlSegment.getStart())) {
+                map.put(sqlSegment.getStart().toUpperCase(), sqlSegment.getBodyPieces());
             }
         }
         return map;
@@ -54,9 +56,9 @@ public abstract class BaseSingleSqlParser {
     public String getParsedSql() {
         StringBuffer sb = new StringBuffer();
         for (SqlSegment sqlSegment : segments) {
-            sb.append(sqlSegment.getParsedSqlSegment() + "n");
+            sb.append(sqlSegment.getParsedSqlSegment() + "\n");
         }
-        String retval = sb.toString().replaceAll("n+", "n");
+        String retval = sb.toString().replaceAll("\n+", "\n");
         return retval;
     }
 

dlink-core/src/main/java/com/dlink/parser/SetSqlParser.java

+package com.dlink.parser;
+
+/**
+ * SetSqlParser
+ *
+ * @author wenmo
+ * @since 2021/10/21 18:41
+ **/
+public class SetSqlParser extends BaseSingleSqlParser {
+
+    public SetSqlParser(String originalSql) {
+        super(originalSql);
+    }
+
+    @Override
+    protected void initializeSegments() {
+        //SET(\s+(\S+)\s*=(.*))?
+        segments.add(new SqlSegment("(set)\\s+(.+)(\\s*=)", "[.]"));
+        segments.add(new SqlSegment("(=)\\s*(.*)( ENDOFSQL)", ","));
+    }
+}

dlink-core/src/main/java/com/dlink/parser/SingleSqlParserFactory.java

@@ -33,6 +33,8 @@ public class SingleSqlParserFactory {
         } else if (contains(sql, "(create\\s+database)(.+)")) {
         } else if (contains(sql, "(show\\s+databases)")) {
         } else if (contains(sql, "(use)(.+)")) {
+        } else if (contains(sql, "(set)(.+)")) {
+            tmp = new SetSqlParser(sql);
         } else {
         }
         return tmp.splitSql2Segment();

dlink-core/src/main/java/com/dlink/trans/AbstractOperation.java

@@ -15,6 +15,13 @@ public class AbstractOperation {
 
     protected String statement;
 
+    public AbstractOperation() {
+    }
+
+    public AbstractOperation(String statement) {
+        this.statement = statement;
+    }
+
     public String getStatement() {
         return statement;
     }

dlink-core/src/main/java/com/dlink/trans/Operations.java

 package com.dlink.trans;
 
-import com.dlink.assertion.Asserts;
-import com.dlink.constant.FlinkSQLConstant;
 import com.dlink.parser.SqlType;
 import com.dlink.trans.ddl.CreateAggTableOperation;
+import com.dlink.trans.ddl.SetOperation;
 
 /**
  * Operations
@@ -14,7 +13,8 @@ import com.dlink.trans.ddl.CreateAggTableOperation;
 public class Operations {
 
     private static Operation[] operations = {
-      new CreateAggTableOperation()
+      new CreateAggTableOperation(),
+            new SetOperation()
     };
 
     public static SqlType getSqlTypeFromStatements(String statement){
@@ -33,7 +33,7 @@ public class Operations {
     }
 
     public static SqlType getOperationType(String sql) {
-        String sqlTrim = sql.replaceAll("[\\s\\t\\n\\r]", "").toUpperCase();
+        String sqlTrim = sql.replaceAll("[\\s\\t\\n\\r]", "").trim().toUpperCase();
         SqlType type = SqlType.UNKNOWN;
         for (SqlType sqlType : SqlType.values()) {
             if (sqlTrim.startsWith(sqlType.getType())) {

dlink-core/src/main/java/com/dlink/trans/ddl/CreateAggTableOperation.java

 package com.dlink.trans.ddl;
 
-import com.dlink.constant.FlinkFunctionConstant;
 import com.dlink.executor.custom.CustomTableEnvironmentImpl;
 import com.dlink.trans.AbstractOperation;
 import com.dlink.trans.Operation;
-import com.dlink.ud.udf.GetKey;
-import com.dlink.ud.udtaf.RowsToMap;
 import org.apache.flink.table.api.Table;
 
 import java.util.List;
@@ -24,7 +21,7 @@ public class CreateAggTableOperation extends AbstractOperation implements Operat
     }
 
     public CreateAggTableOperation(String statement) {
-        this.statement = statement;
+        super(statement);
     }
 
     @Override

dlink-core/src/main/java/com/dlink/trans/ddl/SetOperation.java

+package com.dlink.trans.ddl;
+
+import com.dlink.assertion.Asserts;
+import com.dlink.executor.custom.CustomTableEnvironmentImpl;
+import com.dlink.parser.SingleSqlParserFactory;
+import com.dlink.trans.AbstractOperation;
+import com.dlink.trans.Operation;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.flink.configuration.Configuration;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * SetOperation
+ *
+ * @author wenmo
+ * @since 2021/10/21 19:56
+ **/
+public class SetOperation extends AbstractOperation implements Operation {
+
+    private String KEY_WORD = "SET";
+
+    public SetOperation() {
+    }
+
+    public SetOperation(String statement) {
+        super(statement);
+    }
+
+    @Override
+    public String getHandle() {
+        return KEY_WORD;
+    }
+
+    @Override
+    public Operation create(String statement) {
+        return new SetOperation(statement);
+    }
+
+    @Override
+    public void build(CustomTableEnvironmentImpl stEnvironment) {
+        Map<String,List<String>> map = SingleSqlParserFactory.generateParser(statement);
+        if(Asserts.isNotNullMap(map)&&map.size()==2) {
+            Map<String, String> confMap = new HashMap<>();
+            confMap.put(StringUtils.join(map.get("SET"), "."), StringUtils.join(map.get("="), ","));
+            stEnvironment.getConfig().addConfiguration(Configuration.fromMap(confMap));
+        }
+    }
+}

dlink-core/src/test/java/com/dlink/core/SqlParserTest.java

@@ -41,4 +41,11 @@ public class SqlParserTest {
         System.out.println(lists.toString());
         System.out.println(StringUtils.join(lists.get("SELECT"),","));
     }
+
+    @Test
+    public void setTest(){
+        String sql = "set table.exec.resource.default-parallelism = 2";
+        Map<String,List<String>> lists = SingleSqlParserFactory.generateParser(sql);
+        System.out.println(lists.toString());
+    }
 }

dlink-web/src/pages/Welcome.tsx

@@ -329,6 +329,9 @@ export default (): React.ReactNode => {
                 <li>
                   <Link>优化在注册 Flink 集群时的链接检测与异常输出</Link>
                 </li>
+                <li>
+                  <Link>支持set语法来设置执行环境参数</Link>
+                </li>
               </ul>
             </Paragraph>
           </Timeline.Item>