JavaPatternMatching/src/de/dhbwstuttgart/syntaxtree/statement/Null.java

// ino.module.Null.8644.package 
package de.dhbwstuttgart.syntaxtree.statement;
// ino.end
// ino.module.Null.8644.import 
import java.util.Hashtable;

import org.apache.bcel.generic.ClassGen;
import org.apache.bcel.generic.InstructionFactory;
import org.apache.bcel.generic.InstructionList;

import de.dhbwstuttgart.typeinference.Menge;
import de.dhbwstuttgart.logger.Logger;
import de.dhbwstuttgart.myexception.CTypeReconstructionException;
import de.dhbwstuttgart.myexception.JVMCodeException;
import de.dhbwstuttgart.syntaxtree.Class;
import de.dhbwstuttgart.syntaxtree.SyntaxTreeNode;
import de.dhbwstuttgart.syntaxtree.type.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.type.Type;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.ConstraintsSet;
import de.dhbwstuttgart.typeinference.JavaCodeResult;
import de.dhbwstuttgart.typeinference.ResultSet;
import de.dhbwstuttgart.typeinference.assumptions.TypeAssumptions;
import de.dhbwstuttgart.typeinference.unify.CSubstitutionSet;




// ino.class.Null.25919.declaration 
public class Null extends Literal
// ino.end
// ino.class.Null.25919.body
{
    
    // ino.attribute.parserlog.25923.declaration 
    protected static Logger parserlog = Logger.getLogger("parser");
    // ino.end

    // ino.method.Null.25926.definition 
    public Null()
    // ino.end
    // ino.method.Null.25926.body 
    {
        super(-1,-1);
        //this.setType(new Type("__NULL__",this,getOffset()));
    }
    // ino.end

    // ino.method.get_Name.25929.definition 
    public String get_Name()
    // ino.end
    // ino.method.get_Name.25929.body 
    {
    return null;
    }
    // ino.end

    /*
    // ino.method.sc_check.25932.definition 
    public void sc_check(Menge<Class> classname, Hashtable ch, Hashtable<String, String> bh, boolean ext, Hashtable parach, Hashtable<String, Hashtable> parabh)
    // ino.end
    // ino.method.sc_check.25932.body 
    {
    if(ext)
        parserlog.debug("                    ---Null---");
    }
    // ino.end
	*/

    // ino.end
    // ino.method.wandleRefTypeAttributes2GenericAttributes.25944.definition 
    public void wandleRefTypeAttributes2GenericAttributes(Menge<Type> paralist, Menge<GenericTypeVar> genericMethodParameters)
    // ino.end
    // ino.method.wandleRefTypeAttributes2GenericAttributes.25944.body 
    {
    }
    // ino.end

	@Override
	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
		this.setType(TypePlaceholder.fresh(this));
		return new ConstraintsSet();
	}

	@Override
	public JavaCodeResult printJavaCode(ResultSet resultSet) {
		return new JavaCodeResult("null");
	}

	@Override
	public Menge<SyntaxTreeNode> getChildren() {
		return new Menge<SyntaxTreeNode>();
	}

	@Override
	public InstructionList genByteCode(ClassGen cg) {
		InstructionFactory _factory = new InstructionFactory(cg, cg.getConstantPool());
		InstructionList il = new InstructionList();
		
		il.append(_factory.ACONST_NULL);
	
		
		return il;
	}
	
}
// ino.end