RoleMappingService.java

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package org.glassfish.security.services.api.authorization;

import java.net.URI;
import javax.security.auth.Subject;

import org.glassfish.security.services.api.SecurityService;
import org.jvnet.hk2.annotations.Contract;

/**
 * The <code>RoleMappingService</code> provides functions that determine a user's role.
 */
@Contract
public interface RoleMappingService extends SecurityService {

	/**
	 * Determine whether the user (<code>Subject</code>) has the indicated role
	 * for a given resource (<code>URI</code>) and application context.
	 *
	 * @param appContext The application context for the query (can be null).
	 * @param subject The target <code>Subject</code>.
	 * @param resource The <code>URI</code> resource for the query.
	 * @param role The target role.
	 * @return true if the user has the specified role.
	 *
	 * @throws IllegalArgumentException for a <code>null</code> subject or resource
	 * @throws IllegalStateException if the service was not initialized.
	 */
	public boolean isUserInRole(String appContext, Subject subject, URI resource, String role);

	/**
	 * Determine whether the user (<code>AzSubject</code>) has the indicated role
	 * for a given resource (<code>AzResource</code>) and application context.
	 *
	 * @param appContext The application context for the query (can be null).
	 * @param subject The target <code>{@link org.glassfish.security.services.api.authorization.AzSubject}</code>.
	 * @param resource The <code>{@link org.glassfish.security.services.api.authorization.AzResource}</code> for the query.
	 * @param role The target role.
	 * @return true if the user has the specified role.
	 *
	 * @throws IllegalArgumentException for a <code>null</code> subject or resource
	 * @throws IllegalStateException if the service was not initialized.
	 */
	public boolean isUserInRole(String appContext, AzSubject subject, AzResource resource, String role);

	/**
	 * Find an existing <code>RoleDeploymentContext</code>, or create a new one if one does not
	 * already exist for the specified application context.  The role deployment context will be
	 * returned in an "open" state, and will stay that way until commit() or delete() is called.
	 *
	 * @param appContext The application context for which the <code>RoleDeploymentContext</code> is desired.
	 * @return The resulting <code>RoleDeploymentContext</code> or <code>null</code> if the configured providers
	 * do not support this feature.
	 * 
	 * @throws IllegalStateException if the service was not initialized.
	 */
	public RoleDeploymentContext findOrCreateDeploymentContext(String appContext);

	/**
	 * This interface represents a <code>RoleDeploymentContext</code> as returned by the Role Mapping
	 * Service's findOrCreateDeploymentContext() method.  The <code>RoleDeploymentContext</code> is used
	 * to configure role mapping policy for an application (or server administration) context.
	 * It represents the body of policy that applies to the given context.
	 *
	 * A <code>RoleDeploymentContext</code> is always in one of three states: open, closed/inService,
	 * or deleted.  When returned by the Role Mapping service, a context is in an open state.
	 * Policies can be added or deleted while in the open state, but the context is not
	 * in service.  Upon calling commit(), the context is closed and the policies are place
	 * in service.  Upon calling delete(), the context is taken out of service and the policies
	 * are deleted from the Role Mapping Provider.
	 */
	public interface RoleDeploymentContext {

		public void addMapping(String role, String[] users, String[] groups);

		public void removeMapping(String role, String[] users, String[] groups);

		public void removeRole(String role);

		public void commit();

		public void delete();
	}
}