org.apache.taverna.scufl2.translator.t2flow.defaultactivities.DataflowActivityParser.java Source code

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Here is the source code for org.apache.taverna.scufl2.translator.t2flow.defaultactivities.DataflowActivityParser.java

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package org.apache.taverna.scufl2.translator.t2flow.defaultactivities;
/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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*/

import static org.apache.taverna.scufl2.api.core.Workflow.WORKFLOW_ROOT;
import static org.apache.taverna.scufl2.translator.t2flow.T2FlowParser.ravenURI;

import java.net.URI;

import org.apache.taverna.scufl2.api.common.URITools;
import org.apache.taverna.scufl2.api.configurations.Configuration;
import org.apache.taverna.scufl2.api.core.Workflow;
import org.apache.taverna.scufl2.api.io.ReaderException;
import org.apache.taverna.scufl2.translator.t2flow.ParserState;
import org.apache.taverna.scufl2.translator.t2flow.T2FlowParser;

import org.apache.taverna.scufl2.xml.t2flow.jaxb.ConfigBean;
import org.apache.taverna.scufl2.xml.t2flow.jaxb.DataflowConfig;

import com.fasterxml.jackson.databind.node.ObjectNode;

public class DataflowActivityParser extends AbstractActivityParser {
    private URITools uriTools = new URITools();
    private static URI activityRavenURI = ravenURI.resolve("net.sf.taverna.t2.activities/dataflow-activity/");
    private static String activityClassName = "net.sf.taverna.t2.activities.dataflow.DataflowActivity";
    public static URI nestedUri = URI.create("http://ns.taverna.org.uk/2010/activity/nested-workflow");

    @Override
    public boolean canHandlePlugin(URI activityURI) {
        String activityUriStr = activityURI.toASCIIString();
        return activityUriStr.startsWith(activityRavenURI.toASCIIString())
                && activityUriStr.endsWith(activityClassName);
    }

    @Override
    public URI mapT2flowRavenIdToScufl2URI(URI t2flowActivity) {
        return nestedUri;
    }

    @Override
    public Configuration parseConfiguration(T2FlowParser t2FlowParser, ConfigBean configBean,
            ParserState parserState) throws ReaderException {
        DataflowConfig dataflowConfig = unmarshallConfig(t2FlowParser, configBean, "dataflow",
                DataflowConfig.class);
        Configuration configuration = new Configuration();
        configuration.setType(nestedUri.resolve("#Config"));

        String wfId = dataflowConfig.getRef();
        URI wfUri = WORKFLOW_ROOT.resolve(wfId + "/");
        Workflow wf = (Workflow) getUriTools().resolveUri(wfUri, parserState.getCurrentWorkflowBundle());
        if (wf == null)
            throw new ReaderException("Can't find nested workflow with id " + wfId);
        ObjectNode json = configuration.getJsonAsObjectNode();
        json.put("nestedWorkflow", wf.getName());
        return configuration;
    }

    public void setUriTools(URITools uriTools) {
        this.uriTools = uriTools;
    }

    public URITools getUriTools() {
        return uriTools;
    }
}