/*

* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

package com.nokia.helium.signal.ant.conditions;

import org.apache.tools.ant.taskdefs.condition.Condition;

import com.nokia.helium.signal.SignalStatus;

import com.nokia.helium.signal.SignalStatusList;

/**

 * The hasDeferredFailure condition allows you to know if any diferred failure are pending,

 * or simply if a specific kind of failure has been deferred.

 *

 * Check for any pending failure, e.g: 

 * <pre>

 * <condition property="pending.failure">

 *     <hlm:hasDeferredFailure/>

 * </condition>

 * </pre>

 * Check for a particular pending failure e.g:

 * <pre>

 * <condition property="pending.compile.failure">

 *     <hlm:hasDeferredFailure name="compileSignal"/>

 * </condition>

 * </pre>

 * @ant.type name="hasDeferredFailure" category="Signaling"

 * 

 */

public class DeferredFailureCondition extends ProjectComponent implements

        Condition {

    private String name;

    /**

     * Set the signal name.

     * @ant.not-required Ignored by default

     */

    public void setName(String name) {

        this.name = name;

    }

    /**

     * Evaluate to true if name is not defined and has any pending failure. Or

     * if name is defined and has any pending failure with that particular

     * signal name.

     */

    public boolean eval() {

        if (name != null) {

            getProject().log("Has deferred " + name + " failure?");

            for (SignalStatus signal : SignalStatusList.getDeferredSignalList().getSignalStatusList()) {

                if (signal.getName().equals(name)) {

                    getProject().log("Failure " + name + " found.");

                    return true;

                }

            }

        } else {

            getProject().log(

                    "Deferred failure: "

                            + ((SignalStatusList.getDeferredSignalList().hasSignalInList()) ? "Yes"

                                    : "No"));

            return SignalStatusList.getDeferredSignalList().hasSignalInList();

        }

        return false;

    }

}