Copyright (c) 2008, 2016 IBM Corporation 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:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2008, 2016 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.osgi.internal.permadmin;

import java.util.ArrayList;
import java.util.List;
import org.osgi.service.condpermadmin.ConditionalPermissionInfo;
import org.osgi.service.condpermadmin.ConditionalPermissionUpdate;

public class SecurityTableUpdate implements ConditionalPermissionUpdate {

	private final SecurityAdmin securityAdmin;
	private final List<ConditionalPermissionInfo> rows;
	private final long timeStamp;

	public SecurityTableUpdate(SecurityAdmin securityAdmin, SecurityRow[] rows, long timeStamp) {
		this.securityAdmin = securityAdmin;
		this.timeStamp = timeStamp;
		// must make a snap shot of the security rows.
		this.rows = new ArrayList<>(rows.length);
		for (SecurityRow row : rows) {
			// Use SecurityRowSnapShot to prevent modification before commit
			// and to throw exceptions from delete
			this.rows.add(new SecurityRowSnapShot(row.getName(), row.internalGetConditionInfos(), row.internalGetPermissionInfos(), row.getAccessDecision()));
		}
	}

	@Override
	public boolean commit() {
		return securityAdmin.commit(rows, timeStamp);
	}

	@Override
	public List<ConditionalPermissionInfo> getConditionalPermissionInfos() {
		// it is fine to return the internal list; it is a snap shot and we allow clients to modify it.
		return rows;
	}

}