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src/main/java/com/alibaba/qlexpress4/runtime/data/AssignableDataValue.java

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+package com.alibaba.qlexpress4.runtime.data;
+
+import com.alibaba.qlexpress4.runtime.LeftValue;
+
+/**
+ * Author: DQinYuan
+ */
+public class AssignableDataValue implements LeftValue {
+    
+    private String symbolName;
+    
+    private Object value;
+    
+    private final Class<?> defineType;
+    
+    public AssignableDataValue(String symbolName, Object value) {
+        this.symbolName = symbolName;
+        this.value = value;
+        this.defineType = null;
+    }
+    
+    public AssignableDataValue(String symbolName, Object value, Class<?> defineType) {
+        this.symbolName = symbolName;
+        this.value = value;
+        this.defineType = defineType;
+    }
+    
+    @Override
+    public void setInner(Object newValue) {
+        this.value = newValue;
+    }
+    
+    @Override
+    public Object get() {
+        return value;
+    }
+    
+    @Override
+    public Class<?> getDefinedType() {
+        return defineType;
+    }
+    
+    @Override
+    public String getSymbolName() {
+        return symbolName;
+    }
+}