[Optimization-3909][core] Optimize FlinkDDL execution sequence

dinky-client/dinky-client-base/src/main/java/org/dinky/trans/AbstractOperation.java

@@ -19,6 +19,10 @@
 
 package org.dinky.trans;
 
+import org.dinky.executor.CustomTableEnvironment;
+
+import org.apache.flink.table.operations.Operation;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -27,7 +31,7 @@
  *
  * @since 2021/6/14 18:18
  */
-public class AbstractOperation {
+public class AbstractOperation implements Operation {
 
     protected static final Logger logger = LoggerFactory.getLogger(AbstractOperation.class);
 
@@ -50,4 +54,13 @@ public void setStatement(String statement) {
     public boolean noExecute() {
         return true;
     }
+
+    public String explain(CustomTableEnvironment tEnv) {
+        return asSummaryString();
+    }
+
+    @Override
+    public String asSummaryString() {
+        return "";
+    }
 }

dinky-client/dinky-client-base/src/main/java/org/dinky/trans/ExtendOperation.java

@@ -35,8 +35,11 @@
 
 /** */
 public interface ExtendOperation extends Operation {
+
     Optional<? extends TableResult> execute(CustomTableEnvironment tEnv);
 
+    String explain(CustomTableEnvironment tEnv);
+
     TableResult TABLE_RESULT_OK = TableResultImpl.builder()
             .resultKind(ResultKind.SUCCESS)
             .schema(ResolvedSchema.of(Column.physical("result", DataTypes.STRING())))

dinky-client/dinky-client-base/src/main/java/org/dinky/trans/ddl/CustomSetOperation.java

@@ -98,6 +98,11 @@ public Optional<? extends TableResult> execute(CustomTableEnvironment tEnv) {
         return Optional.of(TABLE_RESULT_OK);
     }
 
+    @Override
+    public String explain(CustomTableEnvironment tEnv) {
+        return asSummaryString();
+    }
+
     private void callSet(SetOperation setOperation, CustomTableEnvironment environment) {
         if (!setOperation.getKey().isPresent() || !setOperation.getValue().isPresent()) {
             return;
@@ -121,6 +126,11 @@ private void setConfiguration(CustomTableEnvironment environment, Map<String, St
 
     @Override
     public String asSummaryString() {
-        return null;
+        return toString();
+    }
+
+    @Override
+    public String toString() {
+        return "CustomSetOperation{" + "key='" + key + '\'' + ", value='" + value + '\'' + '}';
     }
 }

dinky-client/dinky-client-base/src/main/java/org/dinky/trans/dml/ExecuteJarOperation.java

@@ -141,7 +141,7 @@ public String asSummaryString() {
         return statement;
     }
 
-    public Pipeline explain(CustomTableEnvironment tEnv) {
+    public Pipeline explainJar(CustomTableEnvironment tEnv) {
         return getStreamGraph(tEnv);
     }
 

dinky-common/src/main/java/org/dinky/data/result/SqlExplainResult.java

@@ -37,6 +37,10 @@ public class SqlExplainResult {
     private boolean parseTrue;
     private boolean explainTrue;
     private LocalDateTime explainTime;
+    private boolean isInvalid;
+
+    public static final SqlExplainResult INVALID_EXPLAIN_RESULT =
+            new Builder().invalid().build();
 
     public SqlExplainResult() {}
 
@@ -71,6 +75,7 @@ private SqlExplainResult(Builder builder) {
         setParseTrue(builder.parseTrue);
         setExplainTrue(builder.explainTrue);
         setExplainTime(builder.explainTime);
+        setInvalid(builder.isInvalid);
     }
 
     public static SqlExplainResult success(String type, String sql, String explain) {
@@ -167,6 +172,14 @@ public void setExplainTime(LocalDateTime explainTime) {
         this.explainTime = explainTime;
     }
 
+    public boolean isInvalid() {
+        return isInvalid;
+    }
+
+    public void setInvalid(boolean invalid) {
+        isInvalid = invalid;
+    }
+
     @Override
     public String toString() {
         return String.format(
@@ -185,6 +198,7 @@ public static final class Builder {
         private boolean parseTrue;
         private boolean explainTrue;
         private LocalDateTime explainTime;
+        private boolean isInvalid = false;
 
         private Builder() {}
 
@@ -237,6 +251,11 @@ public Builder explainTime(LocalDateTime val) {
             return this;
         }
 
+        public Builder invalid() {
+            isInvalid = true;
+            return this;
+        }
+
         public SqlExplainResult build() {
             return new SqlExplainResult(this);
         }

dinky-core/src/main/java/org/dinky/executor/Executor.java

@@ -243,15 +243,19 @@ public SqlExplainResult explainSqlRecord(String statement, ExplainDetail... extr
         if (Asserts.isNotNullString(statement) && !pretreatExecute(statement).isNoExecute()) {
             return tableEnvironment.explainSqlRecord(statement, extraDetails);
         }
-        return null;
+        return SqlExplainResult.INVALID_EXPLAIN_RESULT;
+    }
+
+    public StreamGraph getStreamGraphFromStatement(List<String> statements) {
+        return tableEnvironment.getStreamGraphFromInserts(statements);
     }
 
     public ObjectNode getStreamGraph(List<String> statements) {
         StreamGraph streamGraph = tableEnvironment.getStreamGraphFromInserts(statements);
         return getStreamGraphJsonNode(streamGraph);
     }
 
-    private ObjectNode getStreamGraphJsonNode(StreamGraph streamGraph) {
+    public ObjectNode getStreamGraphJsonNode(StreamGraph streamGraph) {
         JSONGenerator jsonGenerator = new JSONGenerator(streamGraph);
         String json = jsonGenerator.getJSON();
         ObjectMapper mapper = new ObjectMapper();
@@ -261,14 +265,18 @@ private ObjectNode getStreamGraphJsonNode(StreamGraph streamGraph) {
         } catch (JsonProcessingException e) {
             logger.error("Get stream graph json node error.", e);
         }
-
         return objectNode;
     }
 
     public StreamGraph getStreamGraph() {
         return environment.getStreamGraph();
     }
 
+    public StreamGraph getStreamGraphFromCustomStatements(List<String> statements) {
+        statements.forEach(this::executeSql);
+        return getStreamGraph();
+    }
+
     public ObjectNode getStreamGraphFromDataStream(List<String> statements) {
         statements.forEach(this::executeSql);
         return getStreamGraphJsonNode(getStreamGraph());