org.pentaho.actionsequence.dom.ActionSequenceOutput.java Source code

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Here is the source code for org.pentaho.actionsequence.dom.ActionSequenceOutput.java

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/*
 * Copyright 2002 - 2013 Pentaho Corporation.  All rights reserved.
 * 
 * This software was developed by Pentaho Corporation and is provided under the terms
 * of the Mozilla Public License, Version 1.1, or any later version. You may not use
 * this file except in compliance with the license. If you need a copy of the license,
 * please go to http://www.mozilla.org/MPL/MPL-1.1.txt. TThe Initial Developer is Pentaho Corporation.
 *
 * Software distributed under the Mozilla Public License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or  implied. Please refer to
 * the license for the specific language governing your rights and limitations.
 */

package org.pentaho.actionsequence.dom;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.dom4j.Attribute;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.pentaho.actionsequence.dom.actions.IActionParameterMgr;

/**
 * Convenience class used to distinguish action sequence inputs from action sequence outputs.
 * 
 * @author Angelo Rodriguez
 * 
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
public class ActionSequenceOutput extends AbstractIOElement implements IActionSequenceOutput {

    protected ActionSequenceOutput(Element outputElement, IActionParameterMgr actionInputProvider) {
        super(outputElement, actionInputProvider);
    }

    public IActionSequenceOutputDestination[] getDestinations() {
        ArrayList outputDestinations = new ArrayList();
        List destinationElements = ioElement.selectNodes(ActionSequenceDocument.OUTPUTS_DESTINATIONS_NAME + "/*"); //$NON-NLS-1$
        for (Iterator iter = destinationElements.iterator(); iter.hasNext();) {
            outputDestinations.add(new ActionSequenceOutputDestination((Element) iter.next(), actionInputProvider));
        }
        return (IActionSequenceOutputDestination[]) outputDestinations
                .toArray(new ActionSequenceOutputDestination[0]);
    }

    public IActionSequenceOutputDestination addDestination(String destination, String name) {
        Element destinationParent = DocumentHelper.makeElement(ioElement,
                ActionSequenceDocument.OUTPUTS_DESTINATIONS_NAME);
        Element newDestinationElement = destinationParent.addElement(destination);
        newDestinationElement.setText(name);
        IActionSequenceOutputDestination actionSequenceOutputDestination = new ActionSequenceOutputDestination(
                newDestinationElement, actionInputProvider);
        ActionSequenceDocument.fireIoChanged(this);
        return actionSequenceOutputDestination;
    }

    public boolean isOutputParameter() {
        List<Attribute> attribs = ioElement.attributes();
        for (Attribute attrib : attribs) {
            if (attrib.getName().equals(IS_OUTPUT_PARAM_ATTR)) {
                String outParamTxt = attrib.getValue();
                return Boolean.parseBoolean(outParamTxt);
            }
        }
        // default if not present
        return true;
    }

    public void setOutputParameter(boolean isOutputParameter) {
        List<Attribute> attribs = ioElement.attributes();
        for (Attribute attrib : attribs) {
            if (attrib.getName().equals(IS_OUTPUT_PARAM_ATTR)) {
                attrib.setValue(Boolean.toString(isOutputParameter));
                ActionSequenceDocument.fireIoChanged(this);
                return;
            }
        }
        // not found, create new
        ioElement.addAttribute(IS_OUTPUT_PARAM_ATTR, Boolean.toString(isOutputParameter));
        ActionSequenceDocument.fireIoChanged(this);
    }

}