framework/bundles/org.eclipse.ecf.remoteservice/src/org/eclipse/ecf/remoteservice/provider/RemoteServiceDistributionProvider.java

/*******************************************************************************
 * Copyright (c) 2015 Composent, Inc. 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: Composent, Inc. - initial API and implementation
 ******************************************************************************/
package org.eclipse.ecf.remoteservice.provider;

import java.util.Dictionary;
import org.eclipse.core.runtime.Assert;
import org.eclipse.ecf.core.ContainerTypeDescription;
import org.eclipse.ecf.core.identity.Namespace;
import org.eclipse.ecf.core.provider.IContainerInstantiator;

/**
 * Basic implementation of IRemoteServiceDistributionProvider.  Intended to be subclassed by distribution
 * provider implementations.
 * 
 * @since 8.7
 */
public class RemoteServiceDistributionProvider implements IRemoteServiceDistributionProvider {

	private String name;
	private IContainerInstantiator instantiator;
	private String description;
	private boolean server;
	private boolean hidden;
	private Dictionary<String, ?> ctdProperties;
	private Namespace namespace;
	private Dictionary<String, ?> nsProperties;
	private AdapterConfig adapterConfig;

	/**
	 * Builder for RemoteServiceDistributionProvider instances
	 *
	 */
	public static class Builder {

		private final RemoteServiceDistributionProvider instance;

		public Builder() {
			this.instance = new RemoteServiceDistributionProvider();
		}

		public Builder setName(String name) {
			this.instance.setName(name);
			return this;
		}

		public Builder setInstantiator(IContainerInstantiator instantiator) {
			this.instance.setInstantiator(instantiator);
			return this;
		}

		public Builder setDescription(String desc) {
			this.instance.setDescription(desc);
			return this;
		}

		public Builder setServer(boolean server) {
			this.instance.setServer(server);
			return this;
		}

		public Builder setHidden(boolean hidden) {
			this.instance.setHidden(hidden);
			return this;
		}

		public Builder setNamespace(Namespace ns) {
			this.instance.setNamespace(ns);
			return this;
		}

		public Builder setContainerTypeDescriptionProperties(Dictionary<String, ?> props) {
			this.instance.setContainerTypeDescriptionProperties(props);
			return this;
		}

		public Builder setNamespaceProperties(Dictionary<String, ?> props) {
			this.instance.setNamespaceProperties(props);
			return this;
		}

		public Builder setAdapterConfig(AdapterConfig adapterConfig) {
			this.instance.setAdapterConfig(adapterConfig);
			return this;
		}

		public RemoteServiceDistributionProvider build() {
			this.instance.validateComplete();
			return this.instance;
		}
	}

	RemoteServiceDistributionProvider() {
	}

	protected RemoteServiceDistributionProvider(String name, IContainerInstantiator instantiator) {
		setName(name).setInstantiator(instantiator);
	}

	protected RemoteServiceDistributionProvider(String name, IContainerInstantiator instantiator, String description) {
		setName(name).setInstantiator(instantiator).setDescription(description);
	}

	protected RemoteServiceDistributionProvider(String name, IContainerInstantiator instantiator, String description, boolean server) {
		setName(name).setInstantiator(instantiator).setDescription(description).setServer(server);
	}

	protected String getName() {
		return this.name;
	}

	protected RemoteServiceDistributionProvider setName(String name) {
		Assert.isNotNull(name);
		this.name = name;
		return this;
	}

	protected IContainerInstantiator getInstantiator() {
		return instantiator;
	}

	protected RemoteServiceDistributionProvider setInstantiator(IContainerInstantiator instantiator) {
		Assert.isNotNull(instantiator);
		this.instantiator = instantiator;
		return this;
	}

	protected String getDescription() {
		return this.description;
	}

	protected RemoteServiceDistributionProvider setDescription(String desc) {
		this.description = desc;
		return this;
	}

	protected boolean isServer() {
		return this.server;
	}

	protected RemoteServiceDistributionProvider setServer(boolean server) {
		this.server = server;
		return this;
	}

	protected boolean isHidden() {
		return this.hidden;
	}

	protected RemoteServiceDistributionProvider setHidden(boolean hidden) {
		this.hidden = hidden;
		return this;
	}

	protected RemoteServiceDistributionProvider setNamespace(Namespace ns) {
		this.namespace = ns;
		Assert.isNotNull(ns);
		return this;
	}

	protected RemoteServiceDistributionProvider setContainerTypeDescriptionProperties(Dictionary<String, ?> props) {
		this.ctdProperties = props;
		Assert.isNotNull(this.ctdProperties);
		return this;
	}

	protected RemoteServiceDistributionProvider setNamespaceProperties(Dictionary<String, ?> props) {
		this.nsProperties = props;
		Assert.isNotNull(this.nsProperties);
		return this;
	}

	protected RemoteServiceDistributionProvider setAdapterConfig(AdapterConfig adapterConfig) {
		this.adapterConfig = adapterConfig;
		Assert.isNotNull(this.adapterConfig);
		return this;
	}

	protected void validateComplete() throws NullPointerException {
		String ctdName = getName();
		if (ctdName == null)
			throw new NullPointerException("Container type description name cannot be null"); //$NON-NLS-1$
		IContainerInstantiator ctdInstantiator = getInstantiator();
		if (ctdInstantiator == null)
			throw new NullPointerException("Container type description instantiator cannot be null"); //$NON-NLS-1$
	}

	public ContainerTypeDescription createContainerTypeDescription() {
		validateComplete();
		return new ContainerTypeDescription(getName(), getInstantiator(), getDescription(), isServer(), isHidden());
	}

	public Dictionary<String, ?> getContainerTypeDescriptionProperties() {
		return ctdProperties;
	}

	public Namespace createNamespace() {
		return namespace;
	}

	public Dictionary<String, ?> getNamespaceProperties() {
		return nsProperties;
	}

	public AdapterConfig createAdapterConfig() {
		return adapterConfig;
	}
}