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

// ino.module.Binary.8623.package 
package de.dhbwstuttgart.syntaxtree.statement;
// ino.end
// ino.module.Binary.8623.import 
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Vector;

import org.apache.log4j.Logger;

import de.dhbwstuttgart.bytecode.ClassFile;
import de.dhbwstuttgart.bytecode.CodeAttribute;
import de.dhbwstuttgart.bytecode.JVMCode;
import de.dhbwstuttgart.myexception.CTypeReconstructionException;
import de.dhbwstuttgart.myexception.JVMCodeException;
import de.dhbwstuttgart.myexception.SCExcept;
import de.dhbwstuttgart.myexception.SCStatementException;
import de.dhbwstuttgart.syntaxtree.Class;
import de.dhbwstuttgart.syntaxtree.SyntaxTreeNode;
import de.dhbwstuttgart.syntaxtree.operator.AddOp;
import de.dhbwstuttgart.syntaxtree.operator.LogOp;
import de.dhbwstuttgart.syntaxtree.operator.MulOp;
import de.dhbwstuttgart.syntaxtree.operator.Operator;
import de.dhbwstuttgart.syntaxtree.operator.RelOp;
import de.dhbwstuttgart.syntaxtree.type.GenericTypeVar;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.Type;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.ConstraintType;
import de.dhbwstuttgart.typeinference.ConstraintsSet;
import de.dhbwstuttgart.typeinference.JavaCodeResult;
import de.dhbwstuttgart.typeinference.OderConstraint;
import de.dhbwstuttgart.typeinference.Pair;
import de.dhbwstuttgart.typeinference.ResultSet;
import de.dhbwstuttgart.typeinference.SingleConstraint;
import de.dhbwstuttgart.typeinference.UndConstraint;
import de.dhbwstuttgart.typeinference.assumptions.TypeAssumptions;
import de.dhbwstuttgart.typeinference.unify.CSubstitutionSet;



// ino.class.Binary.24966.description type=line
// neu von Felix
// ino.end
// ino.class.Binary.24966.declaration 
public class Binary extends BinaryExpr
// ino.end
// ino.class.Binary.24966.body
{

    // ino.method.Binary.24970.definition 
    public Binary(int offset, int variableLength)
    // ino.end
    // ino.method.Binary.24970.body 
    {
        super(offset,variableLength);
    }
    // ino.end


    // ino.attribute.parserlog.24973.decldescription type=javadoc
    /**
     * Logger: log4j
     */
    // ino.end
    // ino.attribute.parserlog.24973.declaration 
    protected static Logger parserlog = Logger.getLogger("parser");
    // ino.end
    // ino.attribute.expr1.24976.declaration 
    public Expr expr1;
    // ino.end
    // ino.attribute.op.24979.declaration 
    public Operator op;
    // ino.end
    // ino.attribute.expr2.24982.declaration 
    public Expr expr2;
    // ino.end

    
    // ino.method.set_Expr1.24988.definition 
    public void set_Expr1(Expr exp)
    // ino.end
    // ino.method.set_Expr1.24988.body 
    {
        this.expr1=exp;
    }
    // ino.end
    
    
    
    // ino.method.set_Expr2.24991.definition 
    public void set_Expr2(Expr exp)
    // ino.end
    // ino.method.set_Expr2.24991.body 
    {
        this.expr2=exp;
    }
    // ino.end
    
    
    
    // ino.method.set_Operator.24994.definition 
    public void set_Operator(Operator Op)
    // ino.end
    // ino.method.set_Operator.24994.body 
    {
        this.op=Op;
    }
    // ino.end
    
    
    
    // ino.method.get_Name.24997.definition 
    public String get_Name()
    // ino.end
    // ino.method.get_Name.24997.body 
    {
        return null;
    }
    // ino.end
    
    
    
    // ino.method.get_Operator.25000.definition 
    public Operator get_Operator()
    // ino.end
    // ino.method.get_Operator.25000.body 
    {
        return op;
    }
    // ino.end
    
    
    
    // ino.method.get_Expr1.25003.definition 
    public Expr get_Expr1()
    // ino.end
    // ino.method.get_Expr1.25003.body 
    {
        return expr1;
    }
    // ino.end
    
    
    
    // ino.method.get_Expr2.25006.definition 
    public Expr get_Expr2()
    // ino.end
    // ino.method.get_Expr2.25006.body 
    {
        return expr2;
    }
    // ino.end
    
    
    
    // ino.method.codegen.25009.definition 
    public void codegen(ClassFile classfile, CodeAttribute code, Vector paralist)
    throws JVMCodeException
    // ino.end
    // ino.method.codegen.25009.body 
    {
        if(type_check(code))
        {
            op.codegen(classfile, code, this, false, paralist);
        } 
        else
        {
            throw new JVMCodeException("JVMCodeException: Binary: void codegen(ClassFile classfile, Code_attribute code)");
        } 
    }
    // ino.end
    
    
    
    // ino.method.not_codegen.25012.definition 
    public void not_codegen(ClassFile classfile, CodeAttribute code, Vector paralist)
    throws JVMCodeException
    // ino.end
    // ino.method.not_codegen.25012.body 
    {
        if(((op instanceof RelOp) || (op instanceof LogOp)) && type_check(code))
        {
            op.codegen(classfile, code, this, true, paralist);
        }
        else
        {
            throw new JVMCodeException("JVMCodeException: Binary: void not_codegen(ClassFile classfile, Code_attribute code)");
        }
    }
    // ino.end
    
    
    
    // ino.method.neg_codegen.25015.definition 
    public void neg_codegen(ClassFile classfile, CodeAttribute code, Vector paralist)
    throws JVMCodeException
    // ino.end
    // ino.method.neg_codegen.25015.body 
    {
        if(((op instanceof AddOp) || (op instanceof MulOp)) && type_check(code))
        {
            op.codegen(classfile, code, this, true, paralist);
        }
        else
        {
            throw new JVMCodeException("JVMCodeException: Binary: void neg_codegen(ClassFile classfile, Code_attribute code)");
        }
    }
    // ino.end
    
    
    
    // ino.method.type_check.25018.definition 
    public boolean type_check(CodeAttribute code)
    throws JVMCodeException
    // ino.end
    // ino.method.type_check.25018.body 
    {
        int type1 = JVMCode.get_nType(expr1.getTypeName());
        int type2 = JVMCode.get_nType(expr2.getTypeName());
        if((type1 < type2) || ((type1==0 || type1==1) && (type2==2 || type2==3)))
        {
            return false;
        }
        if(type1 != type2)
        {
            code.add_code(JVMCode.n2n(expr2.getTypeName(), expr1.getTypeName()));
        }
        return true;
    }
    // ino.end




    // ino.method.wandleRefTypeAttributes2GenericAttributes.25027.definition 
    public void wandleRefTypeAttributes2GenericAttributes(Vector<Type> paralist, Vector<GenericTypeVar> genericMethodParameters)
    // ino.end
    // ino.method.wandleRefTypeAttributes2GenericAttributes.25027.body 
    {
    }
    // ino.end



	@Override
	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
		ConstraintsSet ret = new ConstraintsSet();
		ret.add(this.expr1.TYPEExpr(assumptions));
		ret.add(this.expr2.TYPEExpr(assumptions));
		 /**
	     * Berechnet die Constraints dieses Operators f<EFBFBD>r die 2 gegebenen Parameter
	     * Die Operatoren sind meistens <EFBFBD>berladen. Es entstehen mehrere Oder-Verkn<EFBFBD>pfte Constraints.
	     * @param expr1
	     * @param expr2
	     * @return
	     */
		if(this.getType()==null)this.set_Type(TypePlaceholder.fresh(this));
		OderConstraint oderCons = new OderConstraint();
		HashMap<ConstraintType,ConstraintType> rMap = this.op.getReturnTypes(assumptions);
		for(ConstraintType rT : rMap.keySet()){
			UndConstraint c = new UndConstraint();
			c.addConstraint(this.getType().TYPE(assumptions, this),rT);
			c.addConstraint(this.expr1.getType().TYPE(assumptions, this), rMap.get(rT));
			c.addConstraint(this.expr2.getType().TYPE(assumptions, this), rMap.get(rT));
			oderCons.addConstraint(c);
		}
		ret.add(oderCons);
		return ret;
	}



	@Override
public JavaCodeResult printJavaCode(ResultSet resultSet) {
		JavaCodeResult ret = new JavaCodeResult();
		ret.attach(this.expr1.printJavaCode(resultSet)).attach(" ");
		ret.attach(this.op.toString()+" ");
		ret.attach(this.expr2.printJavaCode(resultSet));
		return ret;
	}



	@Override
	public Vector<SyntaxTreeNode> getChildren() {
		Vector<SyntaxTreeNode> ret = new Vector<SyntaxTreeNode>();
		ret.add(this.expr1);
		ret.add(this.expr2);
		return ret;
	}
    
    
}
// ino.end