/*******************************************************************************
* Copyright (c) 2008, 2011 Sonatype Inc. and others.
* 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 com.simpligility.maven.plugins.android.common;
import com.android.SdkConstants;
import com.google.common.io.PatternFilenameFilter;
import com.simpligility.maven.plugins.android.phase09package.AarMojo;
import com.simpligility.maven.plugins.android.phase09package.ApklibMojo;
import org.apache.commons.io.FileUtils;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.archiver.ArchiverException;
import org.codehaus.plexus.archiver.UnArchiver;
import org.codehaus.plexus.archiver.zip.ZipUnArchiver;
import org.codehaus.plexus.logging.Logger;
import org.codehaus.plexus.logging.console.ConsoleLogger;
import java.io.File;
import java.io.IOException;
import static com.simpligility.maven.plugins.android.common.AndroidExtension.AAR;
import static com.simpligility.maven.plugins.android.common.AndroidExtension.APK;
/**
* Provides convenience methods for unpacking Android libraries so that their contents can be used in the build.
*/
public final class UnpackedLibHelper
{
private final ArtifactResolverHelper artifactResolverHelper;
private final Logger log;
// ${project.build.directory}/unpacked-libs
private final File unpackedLibsDirectory;
public UnpackedLibHelper( ArtifactResolverHelper artifactResolverHelper, MavenProject project, Logger log,
File unpackedLibsFolder )
{
this.artifactResolverHelper = artifactResolverHelper;
if ( unpackedLibsFolder != null )
{
// if absolute then use it.
// if relative then make it relative to the basedir of the project.
this.unpackedLibsDirectory = unpackedLibsFolder.isAbsolute()
? unpackedLibsFolder
: new File( project.getBasedir(), unpackedLibsFolder.getPath() );
}
else
{
// If not specified then default to target/unpacked-libs
final File targetFolder = new File( project.getBuild().getDirectory() );
this.unpackedLibsDirectory = new File( targetFolder, "unpacked-libs" );
}
this.log = log;
}
public void extractApklib( Artifact apklibArtifact ) throws MojoExecutionException
{
final File apkLibFile = artifactResolverHelper.resolveArtifactToFile( apklibArtifact );
if ( apkLibFile.isDirectory() )
{
log.warn(
"The apklib artifact points to '" + apkLibFile + "' which is a directory; skipping unpacking it." );
return;
}
final UnArchiver unArchiver = new ZipUnArchiver( apkLibFile )
{
@Override
protected Logger getLogger()
{
return new ConsoleLogger( log.getThreshold(), "dependencies-unarchiver" );
}
};
final File apklibDirectory = getUnpackedLibFolder( apklibArtifact );
apklibDirectory.mkdirs();
unArchiver.setDestDirectory( apklibDirectory );
log.debug( "Extracting APKLIB to " + apklibDirectory );
try
{
unArchiver.extract();
}
catch ( ArchiverException e )
{
throw new MojoExecutionException( "ArchiverException while extracting " + apklibDirectory
+ ". Message: " + e.getLocalizedMessage(), e );
}
}
public void extractAarLib( Artifact aarArtifact ) throws MojoExecutionException
{
final File aarFile = artifactResolverHelper.resolveArtifactToFile( aarArtifact );
if ( aarFile.isDirectory() )
{
log.warn(
"The aar artifact points to '" + aarFile + "' which is a directory; skipping unpacking it." );
return;
}
final UnArchiver unArchiver = new ZipUnArchiver( aarFile )
{
@Override
protected Logger getLogger()
{
return new ConsoleLogger( log.getThreshold(), "dependencies-unarchiver" );
}
};
final File aarDirectory = getUnpackedLibFolder( aarArtifact );
aarDirectory.mkdirs();
unArchiver.setDestDirectory( aarDirectory );
log.debug( "Extracting AAR to " + aarDirectory );
try
{
unArchiver.extract();
}
catch ( ArchiverException e )
{
throw new MojoExecutionException( "ArchiverException while extracting " + aarDirectory.getAbsolutePath()
+ ". Message: " + e.getLocalizedMessage(), e );
}
// Move native libraries from libs to jni folder for legacy AARs.
// This ensures backward compatibility with older AARs where libs are in "libs" folder.
final File jniFolder = new File( aarDirectory, AarMojo.NATIVE_LIBRARIES_FOLDER );
final File libsFolder = new File( aarDirectory, ApklibMojo.NATIVE_LIBRARIES_FOLDER );
if ( !jniFolder.exists() && libsFolder.isDirectory() && libsFolder.exists() )
{
String[] natives = libsFolder.list( new PatternFilenameFilter( "^.*(?<!(?i)\\.jar)$" ) );
if ( natives.length > 0 )
{
log.debug( "Moving AAR native libraries from libs to jni folder" );
for ( String nativeLibPath : natives )
{
try
{
FileUtils.moveToDirectory( new File( libsFolder, nativeLibPath ), jniFolder, true );
}
catch ( IOException e )
{
throw new MojoExecutionException(
"Could not move native libraries from " + libsFolder, e );
}
}
}
}
}
public File getArtifactToFile( Artifact artifact ) throws MojoExecutionException
{
final File artifactFile = artifactResolverHelper.resolveArtifactToFile( artifact );
return artifactFile;
}
public File getUnpackedLibsFolder()
{
return unpackedLibsDirectory;
}
public File getUnpackedLibFolder( Artifact artifact )
{
return new File( unpackedLibsDirectory.getAbsolutePath(),
getShortenedGroupId( artifact.getGroupId() )
+ "_"
+ artifact.getArtifactId()
+ "_"
+ artifact.getBaseVersion()
);
}
public File getUnpackedClassesJar( Artifact artifact )
{
return new File( getUnpackedLibFolder( artifact ), SdkConstants.FN_CLASSES_JAR );
}
public File getUnpackedApkLibSourceFolder( Artifact artifact )
{
return new File( getUnpackedLibFolder( artifact ), "src" );
}
public File getUnpackedLibResourceFolder( Artifact artifact )
{
return new File( getUnpackedLibFolder( artifact ), "res" );
}
public File getUnpackedLibAssetsFolder( Artifact artifact )
{
return new File( getUnpackedLibFolder( artifact ), "assets" );
}
/**
* @param artifact Android dependency that is being referenced.
* @return Folder where the unpacked native libraries are located.
* @see http://tools.android.com/tech-docs/new-build-system/aar-format
*/
public File getUnpackedLibNativesFolder( Artifact artifact )
{
if ( AAR.equals( artifact.getType() ) )
{
return new File( getUnpackedLibFolder( artifact ), AarMojo.NATIVE_LIBRARIES_FOLDER );
}
else
{
return new File( getUnpackedLibFolder( artifact ), ApklibMojo.NATIVE_LIBRARIES_FOLDER );
}
}
public File getJarFileForApk( Artifact artifact )
{
final String fileName = artifact.getFile().getName();
final String modifiedFileName = fileName.substring( 0, fileName.lastIndexOf( "." ) ) + ".jar";
return new File( artifact.getFile().getParentFile(), modifiedFileName );
}
/**
* @param groupId An a dot separated groupId (eg org.apache.maven)
* @return A shortened (and potentially non-unique) version of the groupId, that consists of the first letter
* of each part of the groupId. Eg oam for org.apache.maven
*/
private String getShortenedGroupId( String groupId )
{
final String[] parts = groupId.split( "\\." );
final StringBuilder sb = new StringBuilder();
for ( final String part : parts )
{
sb.append( part.charAt( 0 ) );
}
return sb.toString();
}
/**
* @return True if this project constructs an APK as opposed to an AAR or APKLIB.
*/
public boolean isAPKBuild( MavenProject project )
{
return APK.equals( project.getPackaging() );
}
}