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src/main/java/com/alibaba/qlexpress4/runtime/QLambdaDefinitionInner.java

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+package com.alibaba.qlexpress4.runtime;
+
+import com.alibaba.qlexpress4.QLOptions;
+import com.alibaba.qlexpress4.runtime.instruction.CloseScopeInstruction;
+import com.alibaba.qlexpress4.runtime.instruction.NewScopeInstruction;
+import com.alibaba.qlexpress4.runtime.instruction.QLInstruction;
+
+import java.util.List;
+import java.util.function.Consumer;
+
+/**
+ * Author: DQinYuan
+ */
+public class QLambdaDefinitionInner implements QLambdaDefinition {
+    
+    /**
+     * function name
+     */
+    private final String name;
+    
+    private final QLInstruction[] instructions;
+    
+    private final List<Param> paramsType;
+    
+    private final int maxStackSize;
+    
+    public QLambdaDefinitionInner(String name, List<QLInstruction> instructions, List<Param> paramsType,
+        int maxStackSize) {
+        this.name = name;
+        this.instructions = instructions.toArray(new QLInstruction[0]);
+        this.paramsType = paramsType;
+        this.maxStackSize = maxStackSize;
+    }
+    
+    public QLambdaDefinitionInner(String name, QLInstruction[] instructions, List<Param> paramsType, int maxStackSize) {
+        this.name = name;
+        this.instructions = instructions;
+        this.paramsType = paramsType;
+        this.maxStackSize = maxStackSize;
+    }
+    
+    @Override
+    public String getName() {
+        return name;
+    }
+    
+    public QLInstruction[] getInstructions() {
+        return instructions;
+    }
+    
+    public List<Param> getParamsType() {
+        return paramsType;
+    }
+    
+    public int getMaxStackSize() {
+        return maxStackSize;
+    }
+    
+    @Override
+    public QLambda toLambda(QContext qContext, QLOptions qlOptions, boolean newEnv) {
+        return new QLambdaInner(this, new DelegateQContext(qContext, qContext.getCurrentScope()), qlOptions, newEnv);
+    }
+    
+    @Override
+    public void println(int depth, Consumer<String> debug) {
+        for (int i = 0; i < instructions.length; i++) {
+            instructions[i].println(i, depth, debug);
+        }
+    }
+    
+    public static class Param {
+        private final String name;
+        
+        private final Class<?> clazz;
+        
+        public Param(String name, Class<?> clazz) {
+            this.name = name;
+            this.clazz = clazz;
+        }
+        
+        public String getName() {
+            return name;
+        }
+        
+        public Class<?> getClazz() {
+            return clazz;
+        }
+    }
+}