?? comparison.java
字號:
public class Comparison
{
private String operator;
private String relationToPrevious;
private String firstOperand;
private String secondOperand;
// Constructors
public Comparison(String _operator, String _firstOperand, String _secondOperand)
{
this(_operator, "", _firstOperand, _secondOperand);
}
public Comparison(String _operator, String _relationToPrevious, String _firstOperand, String _secondOperand)
{
operator = _operator;
relationToPrevious = _relationToPrevious;
firstOperand = _firstOperand;
secondOperand = _secondOperand;
}
// Accessor Methods
public String getOperator()
{
return operator;
}
public String getRelationToPrevious()
{
return relationToPrevious;
}
public String getFirstOperand()
{
return firstOperand;
}
public String getSecondOperand()
{
return secondOperand;
}
public String toString()
{
String returnString = "";
if (!relationToPrevious.equals("")) returnString = returnString + "\t" + relationToPrevious + "\n";
returnString = returnString + firstOperand + " " + operator + " " + secondOperand;
returnString = returnString + "\n";
return returnString;
}
}
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