net.sf.taverna.t2.activities.wsdl.servicedescriptions.WSDLServiceDescription.java Source code

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Here is the source code for net.sf.taverna.t2.activities.wsdl.servicedescriptions.WSDLServiceDescription.java

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/*********************************************************************
 * Copyright (C) 2007-2009 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.wsdl.servicedescriptions;

import java.net.URI;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

import javax.swing.Icon;

import net.sf.taverna.t2.security.credentialmanager.CMException;
import net.sf.taverna.t2.security.credentialmanager.CredentialManager;
import net.sf.taverna.t2.servicedescriptions.ServiceDescription;

import org.apache.log4j.Logger;

import uk.org.taverna.scufl2.api.configurations.Configuration;

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

public class WSDLServiceDescription extends ServiceDescription {

    public static final URI ACTIVITY_TYPE = URI.create("http://ns.taverna.org.uk/2010/activity/wsdl");
    public static final URI INPUT_SPLITTER_TYPE = URI
            .create("http://ns.taverna.org.uk/2010/activity/xml-splitter/in");
    public static final URI OUTPUT_SPLITTER_TYPE = URI
            .create("http://ns.taverna.org.uk/2010/activity/xml-splitter/out");

    private static final String WSDL = "WSDL @ ";

    private String use;
    private URI uri;
    private String style;
    private String operation;
    private final CredentialManager credentialManager;

    private static Logger logger = Logger.getLogger(WSDLServiceDescription.class);

    public WSDLServiceDescription(CredentialManager credentialManager) {
        this.credentialManager = credentialManager;
    }

    public String getUse() {
        return use;
    }

    public void setUse(String use) {
        this.use = use;
    }

    public URI getURI() {
        return uri;
    }

    public void setURI(URI url) {
        this.uri = url;
    }

    public String getStyle() {
        return style;
    }

    public void setStyle(String style) {
        this.style = style;
    }

    public String getType() {
        return "WSDL";
    }

    @Override
    public String toString() {
        return operation;
    }

    public String getOperation() {
        return operation;
    }

    public void setOperation(String operation) {
        this.operation = operation;
    }

    public Icon getIcon() {
        return WSDLActivityIcon.getWSDLIcon();
    }

    @Override
    public URI getActivityType() {
        return ACTIVITY_TYPE;
    }

    @Override
    public Configuration getActivityConfiguration() {
        Configuration configuration = new Configuration();
        configuration.setType(ACTIVITY_TYPE.resolve("#Config"));
        ObjectNode json = (ObjectNode) configuration.getJson();
        ObjectNode operation = json.objectNode();
        json.put("operation", operation);
        operation.put("wsdl", getURI().toString());
        operation.put("name", getOperation());
        return configuration;
    }

    public String getName() {
        return getOperation();
    }

    public List<? extends Comparable<?>> getPath() {
        return Collections.singletonList(WSDL + getURI());
    }

    protected List<Object> getIdentifyingData() {
        return Arrays.<Object>asList(getURI(), getOperation());
    }

    @Override
    public boolean isTemplateService() {
        return needsSecurity();
    }

    protected boolean needsSecurity() {
        if (credentialManager == null) {
            // We don't know if it needs security or not
            return false;
        }
        // A match is a good indicator that security configuration is needed
        try {
            return credentialManager.hasUsernamePasswordForService(getURI());
        } catch (CMException e) {
            logger.warn("Could not check if credential manager has username/password for " + getURI(), e);
            return false;
        }
    }

}