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package org.apache.maven.repository.metadata;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import org.apache.maven.artifact.ArtifactScopeEnum;
/**
* metadata graph edge - combination of version, scope and depth define
* an edge in the graph
*
* @author <a href="oleg@codehaus.org">Oleg Gusakov</a>
*
*/
public class MetadataGraphEdge
{
String version;
ArtifactScopeEnum scope;
int depth = -1;
int pomOrder = -1;
boolean resolved = true;
String artifactUri;
/**
* capturing where this link came from
* and where it is linked to.
*
* In the first implementation only source used for explanatory function
*/
MetadataGraphVertex source;
MetadataGraphVertex target;
//----------------------------------------------------------------------------
public MetadataGraphEdge( String version, boolean resolved, ArtifactScopeEnum scope, String artifactUri, int depth,
int pomOrder )
{
super();
this.version = version;
this.scope = scope;
this.artifactUri = artifactUri;
this.depth = depth;
this.resolved = resolved;
this.pomOrder = pomOrder;
}
//----------------------------------------------------------------------------
/**
* helper for equals
*/
private static boolean objectsEqual( Object o1, Object o2 )
{
if ( o1 == null && o2 == null )
{
return true;
}
if ( o1 == null || o2 == null )
{
return false; // as they are not both null
}
return o1.equals( o2 );
}
//----------------------------------------------------------------------------
/**
* used to eliminate exact duplicates in the edge list
*/
@Override
public boolean equals( Object o )
{
if ( o instanceof MetadataGraphEdge )
{
MetadataGraphEdge e = (MetadataGraphEdge) o;
return objectsEqual( version, e.version )
&& ArtifactScopeEnum.checkScope( scope ).getScope().equals( ArtifactScopeEnum.checkScope( e.scope ).getScope() )
&& depth == e.depth;
}
return false;
}
//----------------------------------------------------------------------------
public String getVersion()
{
return version;
}
public void setVersion( String version )
{
this.version = version;
}
public ArtifactScopeEnum getScope()
{
return scope;
}
public void setScope( ArtifactScopeEnum scope )
{
this.scope = scope;
}
public int getDepth()
{
return depth;
}
public void setDepth( int depth )
{
this.depth = depth;
}
public boolean isResolved()
{
return resolved;
}
public void setResolved( boolean resolved )
{
this.resolved = resolved;
}
public int getPomOrder()
{
return pomOrder;
}
public void setPomOrder( int pomOrder )
{
this.pomOrder = pomOrder;
}
public String getArtifactUri()
{
return artifactUri;
}
public void setArtifactUri( String artifactUri )
{
this.artifactUri = artifactUri;
}
public MetadataGraphVertex getSource()
{
return source;
}
public void setSource( MetadataGraphVertex source )
{
this.source = source;
}
public MetadataGraphVertex getTarget()
{
return target;
}
public void setTarget( MetadataGraphVertex target )
{
this.target = target;
}
@Override
public String toString()
{
return "[ " + "FROM:("
+ ( source == null ? "no source" : ( source.md == null ? "no source MD" : source.md.toString() ) ) + ") "
+ "TO:(" + ( target == null ? "no target" : ( target.md == null ? "no target MD" : target.md.toString() ) )
+ ") " + "version=" + version + ", scope=" + ( scope == null ? "null" : scope.getScope() ) + ", depth="
+ depth + "]";
}
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
}
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