FeaturesAndBundlesPublisherApplication.java

/*******************************************************************************
 * Copyright (c) 2008, 2017 Code 9 and others.
 *
 * This
 * program and the accompanying materials are made available under the terms of
 * the Eclipse Public License 2.0 which accompanies this distribution, and is
 * available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors: 
 *   Code 9 - initial API and implementation
 ******************************************************************************/
package org.eclipse.tycho.p2tools.copiedfromp2;

import java.io.File;
import java.net.URISyntaxException;
import java.util.ArrayList;

import org.eclipse.equinox.p2.core.IProvisioningAgent;
import org.eclipse.equinox.p2.metadata.Version;
import org.eclipse.equinox.p2.publisher.AbstractPublisherAction;
import org.eclipse.equinox.p2.publisher.IPublisherAction;
import org.eclipse.equinox.p2.publisher.PublisherInfo;
import org.eclipse.equinox.p2.publisher.actions.RootIUAction;
import org.eclipse.equinox.p2.publisher.actions.RootIUResultFilterAdvice;
import org.eclipse.equinox.p2.publisher.eclipse.FeaturesAction;
import org.eclipse.tycho.p2maven.tmp.BundlesAction;

/**
 * <p>
 * This application generates meta-data and artifact repositories from a set of features and
 * bundles. If {@code -source <localdir>} parameter is given, it specifies the directory under which
 * to find the features and bundles (in the standard "features" and "plugins" sub-directories).
 * </p>
 * <p>
 * Optionally, the {@code -features <csv of file locations>} and {@code -bundles <csv} of file
 * locations> arguments can be specified. If given, these override the defaults derived from a
 * supplied -source parameter.
 * </p>
 */
public class FeaturesAndBundlesPublisherApplication extends AbstractPublisherApplication {

    protected File[] features = null;
    protected File[] bundles = null;

    protected String rootIU = null;
    protected String rootVersion = null;

    public FeaturesAndBundlesPublisherApplication(IProvisioningAgent agent) {
        super(agent);
    }

    @Override
    protected void processParameter(String arg, String parameter, PublisherInfo pinfo) throws URISyntaxException {
        super.processParameter(arg, parameter, pinfo);

        if (arg.equalsIgnoreCase("-features")) //$NON-NLS-1$
            features = createFiles(parameter);

        if (arg.equalsIgnoreCase("-bundles")) //$NON-NLS-1$
            bundles = createFiles(parameter);

        if (arg.equalsIgnoreCase("-iu")) //$NON-NLS-1$
            rootIU = parameter;

        if (arg.equalsIgnoreCase("-version")) //$NON-NLS-1$
            rootVersion = parameter;
    }

    private File[] createFiles(String parameter) {
        String[] filespecs = AbstractPublisherAction.getArrayFromString(parameter, ","); //$NON-NLS-1$
        File[] result = new File[filespecs.length];
        for (int i = 0; i < filespecs.length; i++)
            result[i] = new File(filespecs[i]);
        return result;
    }

    @Override
    protected IPublisherAction[] createActions() {
        ArrayList<IPublisherAction> result = new ArrayList<>();
        if (features == null)
            features = new File[] { new File(source, "features") }; //$NON-NLS-1$
        result.add(new FeaturesAction(features));
        if (bundles == null)
            bundles = new File[] { new File(source, "plugins") }; //$NON-NLS-1$
        result.add(new BundlesAction(bundles));

        if (rootIU != null) {
            result.add(new RootIUAction(rootIU, Version.parseVersion(rootVersion), rootIU));
            info.addAdvice(new RootIUResultFilterAdvice(null));
        }

        return result.toArray(new IPublisherAction[result.size()]);
    }
}