net.sf.taverna.t2.activities.localworker.LocalworkerActivityFactory.java Source code

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Here is the source code for net.sf.taverna.t2.activities.localworker.LocalworkerActivityFactory.java

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/*******************************************************************************
 * Copyright (C) 2010 The University of Manchester
 *
 *  Modifications to the initial code base are copyright of their
 *  respective authors, or their employers as appropriate.
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public License
 *  as published by the Free Software Foundation; either version 2.1 of
 *  the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful, but
 *  WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
 ******************************************************************************/
package net.sf.taverna.t2.activities.localworker;

import java.io.IOException;
import java.net.URI;
import java.util.HashSet;
import java.util.Set;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;

import uk.org.taverna.configuration.app.ApplicationConfiguration;

import net.sf.taverna.t2.workflowmodel.Edits;
import net.sf.taverna.t2.workflowmodel.processor.activity.ActivityFactory;
import net.sf.taverna.t2.workflowmodel.processor.activity.ActivityInputPort;
import net.sf.taverna.t2.workflowmodel.processor.activity.ActivityOutputPort;

/**
 * An {@link ActivityFactory} for creating <code>LocalworkerActivity</code>.
 *
 * @author David Withers
 */
public class LocalworkerActivityFactory implements ActivityFactory {

    private ApplicationConfiguration applicationConfiguration;
    private Edits edits;

    @Override
    public LocalworkerActivity createActivity() {
        return new LocalworkerActivity(applicationConfiguration);
    }

    @Override
    public URI getActivityType() {
        return URI.create(LocalworkerActivity.URI);
    }

    @Override
    public JsonNode getActivityConfigurationSchema() {
        ObjectMapper objectMapper = new ObjectMapper();
        try {
            return objectMapper.readTree(getClass().getResource("/schema.json"));
        } catch (IOException e) {
            return objectMapper.createObjectNode();
        }
    }

    public void setApplicationConfiguration(ApplicationConfiguration applicationConfiguration) {
        this.applicationConfiguration = applicationConfiguration;
    }

    @Override
    public Set<ActivityInputPort> getInputPorts(JsonNode configuration) {
        Set<ActivityInputPort> inputPorts = new HashSet<>();
        if (!configuration.get("isAltered").booleanValue()) {
            if (configuration.has("inputPorts")) {
                for (JsonNode inputPort : configuration.get("inputPorts")) {
                    inputPorts.add(edits.createActivityInputPort(inputPort.get("name").textValue(),
                            inputPort.get("depth").intValue(), true, null, String.class));
                }
            }
        }
        return inputPorts;
    }

    @Override
    public Set<ActivityOutputPort> getOutputPorts(JsonNode configuration) {
        Set<ActivityOutputPort> outputPorts = new HashSet<>();
        if (!configuration.get("isAltered").booleanValue()) {
            if (configuration.has("outputPorts")) {
                for (JsonNode outputPort : configuration.get("outputPorts")) {
                    outputPorts.add(edits.createActivityOutputPort(outputPort.get("name").textValue(),
                            outputPort.get("depth").intValue(), outputPort.get("granularDepth").intValue()));
                }
            }
        }
        return outputPorts;
    }

    public void setEdits(Edits edits) {
        this.edits = edits;
    }

}