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/*******************************************************************************
* Copyright (c) 2008 Sonatype, Inc.
* 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
*******************************************************************************/
package org.eclipse.m2e.core.internal.lifecyclemapping.discovery;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.apache.maven.plugin.MojoExecution;
import org.apache.maven.project.MavenProject;
/**
* @author igor
*/
public interface IMavenDiscovery {
/**
* <p>
* Calculates possibly empty list of discovery proposals. Multiple proposals per mapping configuration element
* represent alternative possible changes.
* </p>
* <p>
* To support incremental collection of user choices in the GUI, optional <code>preselected</code>
* requirements/proposals map is used to eliminate new proposals that conflict with already selected choices. Result
* is expected to include preselected proposals as-is. Implementation is expected to eliminate proposals that conflict
* with already installed Eclipse bundles and preselected proposals.
* </p>
*/
public Map<ILifecycleMappingRequirement, List<IMavenDiscoveryProposal>> discover(MavenProject mavenProject,
List<MojoExecution> mojoExecutions, List<IMavenDiscoveryProposal> preselected, IProgressMonitor monitor)
throws CoreException;
/**
* Implements provided discovery proposals and applies the changes if it is safe to do so. Implementation must not
* restart Eclipse. Restart will be handled externally, see {@link #isRestartRequired(List, IProgressMonitor)}
*/
public void implement(List<IMavenDiscoveryProposal> proposals, IProgressMonitor monitor);
/**
* Returns true if implementation of provided proposals required Eclipse restart, false otherwise.
*/
public boolean isRestartRequired(List<IMavenDiscoveryProposal> proposals, IProgressMonitor monitor);
}
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