/*
 * Copyright 2011 the original author or authors.
 *
 * 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.gradle.api.artifacts;

/**
 * Unsuccessfully resolved dependency.
 */
public interface UnresolvedDependency {

    /**
     * Deprecated. Please use {@link #getSelector()}
     * <p>
     * Returns the identifier of the dependency, for example group:name:version
     */
    @Deprecated
    String getId();

    /**
     * The module selector of the dependency.
     *
     * @since 1.1-rc-1
     */
    ModuleVersionSelector getSelector();

    /**
     * the exception that is the cause of unresolved state
     */
    Throwable getProblem();
}
