Remove translation function of TruffleNodes

src/qir/ast/QIRTruffleNode.java

 package qir.ast;
 
-import java.util.function.Function;
-
 import com.oracle.truffle.api.source.SourceSection;
 
 import qir.util.IQIRVisitor;
@@ -13,13 +11,11 @@ import qir.util.IQIRVisitor;
 public final class QIRTruffleNode extends QIRNode {
     private final String name;
     private final String code;
-    private final Function<QIRTruffleNode, String> translation;
 
-    public QIRTruffleNode(final SourceSection source, final String name, final String code, final Function<QIRTruffleNode, String> translation) {
+    public QIRTruffleNode(final SourceSection source, final String name, final String code) {
         super(source);
         this.name = name;
         this.code = code;
-        this.translation = translation;
     }
 
     public final String getName() {
@@ -30,10 +26,6 @@ public final class QIRTruffleNode extends QIRNode {
         return code;
     }
 
-    public final Function<QIRTruffleNode, String> getTranslation() {
-        return translation;
-    }
-
     @Override
     public final String toString() {
         return "TruffleNode(" + name + ")";

src/qir/driver/QIRSQLVisitor.java

@@ -234,6 +234,6 @@ public final class QIRSQLVisitor implements IQIRVisitor<String> {
 
     @Override
     public final String visit(final QIRTruffleNode qirTruffleNode) {
-        return "truffle.executetruffle('" + qirTruffleNode.getTranslation().apply(qirTruffleNode) + "')";
+        return "truffle.executetruffle('" + qirTruffleNode.getCode() + "')";
     }
 }
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