/*
* Copyright (c) OSGi Alliance (2012, 2017). All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.osgi.service.http.runtime.dto;
/**
* Defines standard constants for the DTOs.
*/
public final class DTOConstants {
private DTOConstants() {
// non-instantiable
}
/**
* Failure reason is unknown.
*/
public static final int FAILURE_REASON_UNKNOWN = 0;
/**
* No matching {@code ServletContextHelper}.
**/
public static final int FAILURE_REASON_NO_SERVLET_CONTEXT_MATCHING = 1;
/**
* Matching {@code ServletContextHelper}, but the context is not used due to
* a problem with the context.
*/
public static final int FAILURE_REASON_SERVLET_CONTEXT_FAILURE = 2;
/**
* Service is shadowed by another service.
* <p>
* For example, a service with the same service properties but a higher
* service ranking.
*/
public static final int FAILURE_REASON_SHADOWED_BY_OTHER_SERVICE = 3;
/**
* An exception occurred during initializing of the service.
* <p>
* This reason can only happen for servlets and servlet filters.
*/
public static final int FAILURE_REASON_EXCEPTION_ON_INIT = 4;
/**
* The service is registered in the service registry but getting the service
* fails as it returns {@code null}.
*/
public static final int FAILURE_REASON_SERVICE_NOT_GETTABLE = 5;
/**
* The service is registered in the service registry but the service
* properties are invalid.
*/
public static final int FAILURE_REASON_VALIDATION_FAILED = 6;
/**
* The service is not registered as a prototype scoped service and is
* already in use with a servlet context and therefore can't be used with
* another servlet context.
*/
public static final int FAILURE_REASON_SERVICE_IN_USE = 7;
}