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package javax.management;


This class is used by the query-building mechanism to represent binary relations.
@serialinclude
Since:1.5
/** * This class is used by the query-building mechanism to represent binary * relations. * @serial include * * @since 1.5 */
class BetweenQueryExp extends QueryEval implements QueryExp { /* Serial version */ private static final long serialVersionUID = -2933597532866307444L;
@serialThe checked value
/** * @serial The checked value */
private ValueExp exp1;
@serialThe lower bound value
/** * @serial The lower bound value */
private ValueExp exp2;
@serialThe upper bound value
/** * @serial The upper bound value */
private ValueExp exp3;
Basic Constructor.
/** * Basic Constructor. */
public BetweenQueryExp() { }
Creates a new BetweenQueryExp with v1 checked value, v2 lower bound and v3 upper bound values.
/** * Creates a new BetweenQueryExp with v1 checked value, v2 lower bound * and v3 upper bound values. */
public BetweenQueryExp(ValueExp v1, ValueExp v2, ValueExp v3) { exp1 = v1; exp2 = v2; exp3 = v3; }
Returns the checked value of the query.
/** * Returns the checked value of the query. */
public ValueExp getCheckedValue() { return exp1; }
Returns the lower bound value of the query.
/** * Returns the lower bound value of the query. */
public ValueExp getLowerBound() { return exp2; }
Returns the upper bound value of the query.
/** * Returns the upper bound value of the query. */
public ValueExp getUpperBound() { return exp3; }
Applies the BetweenQueryExp on an MBean.
Params:
  • name – The name of the MBean on which the BetweenQueryExp will be applied.
Throws:
Returns: True if the query was successfully applied to the MBean, false otherwise.
/** * Applies the BetweenQueryExp on an MBean. * * @param name The name of the MBean on which the BetweenQueryExp will be applied. * * @return True if the query was successfully applied to the MBean, false otherwise. * * @exception BadStringOperationException * @exception BadBinaryOpValueExpException * @exception BadAttributeValueExpException * @exception InvalidApplicationException */
public boolean apply(ObjectName name) throws BadStringOperationException, BadBinaryOpValueExpException, BadAttributeValueExpException, InvalidApplicationException { ValueExp val1 = exp1.apply(name); ValueExp val2 = exp2.apply(name); ValueExp val3 = exp3.apply(name); boolean numeric = val1 instanceof NumericValueExp; if (numeric) { if (((NumericValueExp)val1).isLong()) { long lval1 = ((NumericValueExp)val1).longValue(); long lval2 = ((NumericValueExp)val2).longValue(); long lval3 = ((NumericValueExp)val3).longValue(); return lval2 <= lval1 && lval1 <= lval3; } else { double dval1 = ((NumericValueExp)val1).doubleValue(); double dval2 = ((NumericValueExp)val2).doubleValue(); double dval3 = ((NumericValueExp)val3).doubleValue(); return dval2 <= dval1 && dval1 <= dval3; } } else { String sval1 = ((StringValueExp)val1).getValue(); String sval2 = ((StringValueExp)val2).getValue(); String sval3 = ((StringValueExp)val3).getValue(); return sval2.compareTo(sval1) <= 0 && sval1.compareTo(sval3) <= 0; } }
Returns the string representing the object.
/** * Returns the string representing the object. */
@Override public String toString() { return "(" + exp1 + ") between (" + exp2 + ") and (" + exp3 + ")"; } }