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/*******************************************************************************
* Copyright (c) 2010, 2012 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
*
* Contributors:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.aether.metadata;
import java.io.File;
import java.util.Map;
/**
* A basic metadata instance. Note: Instances of this class are immutable and the exposed mutators return new
* objects rather than changing the current instance.
*/
public final class DefaultMetadata
extends AbstractMetadata
{
private final String groupId;
private final String artifactId;
private final String version;
private final String type;
private final Nature nature;
private final File file;
private final Map properties;
/**
* Creates a new metadata for the repository root with the specific type and nature.
*
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
*/
public DefaultMetadata( String type, Nature nature )
{
this( "", "", "", type, nature, null, (File) null );
}
/**
* Creates a new metadata for the groupId level with the specific type and nature.
*
* @param groupId The group identifier to which this metadata applies, may be {@code null}.
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
*/
public DefaultMetadata( String groupId, String type, Nature nature )
{
this( groupId, "", "", type, nature, null, (File) null );
}
/**
* Creates a new metadata for the groupId:artifactId level with the specific type and nature.
*
* @param groupId The group identifier to which this metadata applies, may be {@code null}.
* @param artifactId The artifact identifier to which this metadata applies, may be {@code null}.
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
*/
public DefaultMetadata( String groupId, String artifactId, String type, Nature nature )
{
this( groupId, artifactId, "", type, nature, null, (File) null );
}
/**
* Creates a new metadata for the groupId:artifactId:version level with the specific type and nature.
*
* @param groupId The group identifier to which this metadata applies, may be {@code null}.
* @param artifactId The artifact identifier to which this metadata applies, may be {@code null}.
* @param version The version to which this metadata applies, may be {@code null}.
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
*/
public DefaultMetadata( String groupId, String artifactId, String version, String type, Nature nature )
{
this( groupId, artifactId, version, type, nature, null, (File) null );
}
/**
* Creates a new metadata for the groupId:artifactId:version level with the specific type and nature.
*
* @param groupId The group identifier to which this metadata applies, may be {@code null}.
* @param artifactId The artifact identifier to which this metadata applies, may be {@code null}.
* @param version The version to which this metadata applies, may be {@code null}.
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
* @param file The resolved file of the metadata, may be {@code null}.
*/
public DefaultMetadata( String groupId, String artifactId, String version, String type, Nature nature, File file )
{
this( groupId, artifactId, version, type, nature, null, file );
}
/**
* Creates a new metadata for the groupId:artifactId:version level with the specific type and nature.
*
* @param groupId The group identifier to which this metadata applies, may be {@code null}.
* @param artifactId The artifact identifier to which this metadata applies, may be {@code null}.
* @param version The version to which this metadata applies, may be {@code null}.
* @param type The type of the metadata, e.g. "maven-metadata.xml", may be {@code null}.
* @param nature The nature of the metadata, must not be {@code null}.
* @param properties The properties of the metadata, may be {@code null} if none.
* @param file The resolved file of the metadata, may be {@code null}.
*/
public DefaultMetadata( String groupId, String artifactId, String version, String type, Nature nature,
Map properties, File file )
{
this.groupId = emptify( groupId );
this.artifactId = emptify( artifactId );
this.version = emptify( version );
this.type = emptify( type );
if ( nature == null )
{
throw new IllegalArgumentException( "metadata nature was not specified" );
}
this.nature = nature;
this.file = file;
this.properties = copyProperties( properties );
}
DefaultMetadata( String groupId, String artifactId, String version, String type, Nature nature, File file,
Map properties )
{
// NOTE: This constructor assumes immutability of the provided properties, for internal use only
this.groupId = emptify( groupId );
this.artifactId = emptify( artifactId );
this.version = emptify( version );
this.type = emptify( type );
this.nature = nature;
this.file = file;
this.properties = properties;
}
private static String emptify( String str )
{
return ( str == null ) ? "" : str;
}
public String getGroupId()
{
return groupId;
}
public String getArtifactId()
{
return artifactId;
}
public String getVersion()
{
return version;
}
public String getType()
{
return type;
}
public Nature getNature()
{
return nature;
}
public File getFile()
{
return file;
}
public Map getProperties()
{
return properties;
}
}