ManifestsHandlerV1.java

/*******************************************************************************
 * Copyright (c) 2014 IBM Corporation and others 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.orion.server.cf.handlers.v1;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.core.runtime.*;
import org.eclipse.orion.internal.server.servlets.ServletResourceHandler;
import org.eclipse.orion.server.cf.CFProtocolConstants;
import org.eclipse.orion.server.cf.commands.ParseManifestCommand;
import org.eclipse.orion.server.cf.jobs.CFJob;
import org.eclipse.orion.server.cf.manifest.v2.ManifestParseTree;
import org.eclipse.orion.server.cf.objects.Manifest;
import org.eclipse.orion.server.cf.servlets.AbstractRESTHandler;
import org.eclipse.orion.server.core.IOUtilities;
import org.eclipse.orion.server.core.ServerStatus;
import org.eclipse.osgi.util.NLS;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class ManifestsHandlerV1 extends AbstractRESTHandler<Manifest> {
	private final Logger logger = LoggerFactory.getLogger("org.eclipse.orion.server.cf"); //$NON-NLS-1$

	public ManifestsHandlerV1(ServletResourceHandler<IStatus> statusHandler) {
		super(statusHandler);
	}

	@Override
	protected Manifest buildResource(HttpServletRequest request, String path) throws CoreException {
		return null;
	}

	@Override
	protected CFJob handleGet(Manifest manifest, HttpServletRequest request, HttpServletResponse response, final String path) {

		/* if true, forces to parse the given manifest and *not* to assume a default 'manifest.yml' in parents folder */
		String strictString = IOUtilities.getQueryParameter(request, CFProtocolConstants.KEY_STRICT);
		final boolean strict = strictString != null ? Boolean.parseBoolean(strictString) : false;

		return new CFJob(request, false) {

			@Override
			protected IStatus performJob() {
				try {

					ParseManifestCommand parseManifestCommand = new ParseManifestCommand(null, userId, path);
					parseManifestCommand.setStrict(strict);

					IStatus status = parseManifestCommand.doIt();
					if (!status.isOK())
						return status;

					ManifestParseTree manifest = parseManifestCommand.getManifest();
					Manifest resp = new Manifest(manifest);

					return new ServerStatus(Status.OK_STATUS, HttpServletResponse.SC_OK, resp.toJSON());

				} catch (Exception e) {
					String msg = NLS.bind("Failed to handle request for {0}", path); //$NON-NLS-1$
					ServerStatus status = new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, msg, e);
					logger.error(msg, e);
					return status;
				}
			}
		};
	}
}