/**
* Determines whether the <b>WHERE</b> clause is defined or not.
*
* @return <code>true</code> if this statement has a <b>WHERE</b> clause; <code>false</code> if it
* was not parsed
*/
public boolean hasWhereClause() {
return whereClause != null && !whereClause.isNull();
}
/**
* Determines whether the state field was parsed.
*
* @return <code>true</code> the state field was parsed; <code>false</code> otherwise
*/
public boolean hasStateFieldPathExpression() {
return stateFieldExpression != null && !stateFieldExpression.isNull();
}
/**
* Determines whether the new value section of the query was parsed.
*
* @return <code>true</code> the new value was parsed; <code>false</code> if nothing was parsed
*/
public boolean hasNewValue() {
return newValue != null && !newValue.isNull();
}
/**
* Determines whether the upper bound expression was parsed.
*
* @return <code>true</code> if the query has the upper bound expression; <code>false</code>
* otherwise
*/
public boolean hasUpperBoundExpression() {
return upperBoundExpression != null && !upperBoundExpression.isNull();
}
/**
* Determines whether the lower bound expression was parsed.
*
* @return <code>true</code> if the query has the lower bound expression; <code>false</code>
* otherwise
*/
public boolean hasLowerBoundExpression() {
return lowerBoundExpression != null && !lowerBoundExpression.isNull();
}
/**
* Determines whether the expression before the identifier was parsed.
*
* @return <code>true</code> if the query has the expression before <b>BETWEEN</b>; <code>false
* </code> otherwise
*/
public boolean hasExpression() {
return expression != null && !expression.isNull();
}
