Examples of ptolemy.kernel.util.IllegalActionException

ptolemy.kernel.util.IllegalActionException
Thrown on an attempt to perform an action that would result in an inconsistent or contradictory data structure if it were allowed to complete.
Examples include:

An attempt to remove a port from an entity when the port does not belong to the entity.
An attempt to add an item with no name to a named list.
@author Edward A. Lee, Christopher Hylands @version $Id: IllegalActionException.java,v 1.38 2005/07/08 19:59:16 cxh Exp $ @since Ptolemy II 0.2 @Pt.ProposedRating Green (cxh) @Pt.AcceptedRating Green (cxh)

        super.initialize();


        Director director = getDirector();


        if (director == null) {
            throw new IllegalActionException(this, "No director!");
        }


        double stopTimeValue = ((DoubleToken) stopTime.getToken())
                .doubleValue();
        _stopTime = new Time(getDirector(), stopTimeValue);

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    /** Makes sure that there is only one relation connected to the
     output port and recalculates its width. */
    public void preinitialize() throws IllegalActionException {
        if (outputPortList().size() > 1) {
            throw new IllegalActionException(this,
                    "can have only one output port.");
        }


        if (output.linkedRelationList().size() > 1) {
            throw new IllegalActionException(this,
                    "can have only one output relation linked.");
        }


        _recalculateOutputWidth();
        super.preinitialize();

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        CTDirector director = (CTDirector) getDirector();


        if (director.isDiscretePhase()) {
            if ((input.hasToken(0) && (!derivative.hasToken(0)))
                    || (!input.hasToken(0) && derivative.hasToken(0))) {
                throw new IllegalActionException(this,
                        " No synchronized inputs.");
            }


            if (input.hasToken(0) && derivative.hasToken(0)) {
                _value = ((DoubleToken) input.get(0)).doubleValue();

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     */
    public void fire() throws IllegalActionException {
        super.fire();
        int width = input.getWidth();
        if (width == 0) {
            throw new IllegalActionException(this, "No input channels.");
        }
        int outputWidth = 0;
        Token[][] inputs = new Token[width][];
        for (int i = 0; i < width; i++) {
            if (input.hasToken(i)) {

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                    // Indicate that the cycle count should increase.
                    _tentativeCycleCountIncrement++;
                }


                if (_offsets[_tentativePhase] >= periodValue) {
                    throw new IllegalActionException(this, "Offset number "
                            + _tentativePhase + " with value "
                            + _offsets[_tentativePhase]
                            + " must be strictly less than the "
                            + "period, which is " + periodValue);
                }

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     *  @exception IllegalActionException If the director is not
     *  a CTDirector or the parent class throws it.
     */
    public void preinitialize() throws IllegalActionException {
        if (!(getDirector() instanceof CTDirector)) {
            throw new IllegalActionException("ContinuousClock can only"
                    + " be used inside CT domain.");
        }


        super.preinitialize();
    }

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    public void preinitialize() throws IllegalActionException {
        super.preinitialize();


        if (inputPortList().size() > 1) {
            throw new IllegalActionException(this,
                    "can have only one input port.");
        }
    }

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                _offsets[i] = ((DoubleToken) offsetsValue.getElement(i))
                        .doubleValue();


                // Check nondecreasing property.
                if (_offsets[i] < previous) {
                    throw new IllegalActionException(this,
                            "Value of offsets is not nondecreasing "
                                    + "and nonnegative.");
                }


                previous = _offsets[i];
            }
        } else if (attribute == period) {
            double periodValue = ((DoubleToken) period.getToken())
                    .doubleValue();


            if (periodValue <= 0.0) {
                throw new IllegalActionException(this,
                        "Period is required to be positive.  "
                                + "Period given: " + periodValue);
            }
        } else {
            super.attributeChanged(attribute);

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                    // Indicate that the cycle count should increase.
                    _tentativeCycleCountIncrement++;
                }


                if (_offsets[_tentativePhase] >= periodValue) {
                    throw new IllegalActionException(this, "Offset number "
                            + _tentativePhase + " with value "
                            + _offsets[_tentativePhase]
                            + " must be strictly less than the "
                            + "period, which is " + periodValue);
                }

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    public boolean prefire() throws IllegalActionException {
        // FIXME: why put the check here???
        ArrayToken val = (ArrayToken) (values.getToken());


        if (_offsets.length != val.length()) {
            throw new IllegalActionException(this,
                    "Values and offsets vectors do not have the same length.");
        }


        return super.prefire();
    }

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