de.saumya.mojo.gem.AbstractGemMojo Maven / Gradle / Ivy
package de.saumya.mojo.gem;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.Method;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.DependencyResolutionRequiredException;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.model.Resource;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.codehaus.plexus.archiver.ArchiverException;
import org.codehaus.plexus.archiver.UnArchiver;
import de.saumya.mojo.jruby.AbstractJRubyMojo;
import de.saumya.mojo.ruby.gems.GemException;
import de.saumya.mojo.ruby.gems.GemManager;
import de.saumya.mojo.ruby.gems.GemsConfig;
import de.saumya.mojo.ruby.gems.GemsInstaller;
import de.saumya.mojo.ruby.script.GemScriptFactory;
import de.saumya.mojo.ruby.script.ScriptException;
import de.saumya.mojo.ruby.script.ScriptFactory;
/**
*/
public abstract class AbstractGemMojo extends AbstractJRubyMojo {
/** @component role-hint="zip" */
protected UnArchiver unzip;
/** @parameter expression="${plugin}" @readonly */
protected PluginDescriptor plugin;
/**
* flag whether to include open-ssl gem or not
*
* Command line -Dgem.includeOpenSSL=...
*
* @parameter expression="${gem.includeOpenSSL}" default-value="true"
*/
protected boolean includeOpenSSL;
/**
* flag whether to include all gems to test-resources, i.e. to test-classpath or not
*
* Command line -Dgem.includeRubygemsInTestResources=...
*
* @parameter expression="${gem.includeRubygemsInTestResources}" default-value="true"
*/
protected boolean includeRubygemsInTestResources;
/**
* flag whether to include all gems to resources, i.e. to classpath or not
*
* Command line -Dgem.includeRubygemsInResources=...
*
* @parameter expression="${gem.includeRubygemsInResources}" default-value="false"
*/
protected boolean includeRubygemsInResources;
/**
* EXPERIMENTAL
*
* this gives the scope of the gems which shall be included to resources.
*
* flag whether to include all gems to resources, i.e. to classpath or not.
* the difference to the includeRubygemsInResources is that it
* does not depend on rubygems during runtime since the required_path of the
* gems gets added to resources. note that it expect the required_path of the
* gem to be lib which is the default BUT that is not true for all gems.
* in this sense this feature is incomplete and might not work for you !!!
*
* IMPORTANT: it only adds the gems with provided scope since they are packed
* with the jar and then the pom.xml will not have them (since they are marked
* 'provided') as transitive dependencies.
*
* this feature can be helpful in situations where the classloader does not work
* for rubygems due to rubygems uses file system globs to find the gems and this
* only works if the classloader reveals the jar url of its jars (i.e. URLClassLoader).
* for example OSGi classloader can not work with rubygems !!
*
* Command line -Dgem.includeGemsInResources=...
*
* @parameter expression="${gem.includeGemsInResources}"
*/
protected String includeGemsInResources;
/**
/**
* flag whether to include file under the lib directory
*
* Command line -Dgem.includeLibDirectoryInResources=...
*
* @parameter expression="${gem.iincludeLibDirectoryInResources}" default-value="false"
*/
protected boolean includeLibDirectoryInResources;
/**
* flag whether to install rdocs of the used gems or not
*
* Command line -Dgem.installRDoc=...
*
* @parameter expression="${gem.installRDoc}" default-value="false"
*/
protected boolean installRDoc;
/**
* flag whether to install ri of the used gems or not
*
* Command line -Dgem.installRDoc=...
*
* @parameter expression="${gem.installRI}" default-value="false"
*/
protected boolean installRI;
/**
* use system gems instead of setting up GemPath/GemHome inside the build directory and ignores any set
* gemHome and gemPath. you need to have both GEM_HOME and GEM_PATH environment variable set to make it work.
*
* Command line -Dgem.useSystem=...
*
* @parameter expression="${gem.useSystem}" default-value="false"
*/
protected boolean gemUseSystem;
/**
* map different install locations for rubygems (GEM_HOME) to a directory. examples are
* the different scopes like provided and test as well when installed inside
* a plugin declaration, where the key is the artifactId of the plugin.
*
*
* @parameter
*/
protected Map gemHomes;
/**
* directory of gem home to use when forking JRuby. default will be ignored
* when gemUseSystem is true.
*
* Command line -Dgem.home=...
*
* @parameter expression="${gem.home}"
* default-value="${project.build.directory}/rubygems"
*/
protected File gemHome;
/**
* directory of JRuby path to use when forking JRuby. default will be ignored
* when gemUseSystem is true.
*
* Command line -Dgem.path=...
*
* @parameter expression="${gem.path}"
* default-value="${project.build.directory}/rubygems"
*/
protected File gemPath;
/**
* directory of JRuby bin path to use when forking JRuby.
*
* Command line -Dgem.binDirectory=...
*
* @parameter expression="${gem.binDirectory}"
*/
protected File binDirectory;
/**
* flag to indicate to setup jruby's native support for C-extensions
*
* Command line -Dgem.supportNative=...
*
* @parameter expression="${gem.supportNative}" default-value="false"
*/
protected boolean supportNative;
/** @component */
protected GemManager manager;
protected GemsConfig gemsConfig;
protected GemsInstaller gemsInstaller;
@Override
public void execute() throws MojoExecutionException, MojoFailureException{
if (this.project.getBasedir() == null) {
this.gemHome = new File(this.gemHome.getAbsolutePath()
.replace("/${project.basedir}/", "/"));
this.gemPath = new File(this.gemPath.getAbsolutePath()
.replace("/${project.basedir}/", "/"));
}
this.gemsConfig = new GemsConfig();
try {
this.gemsConfig.setGemHome(this.gemHome.getCanonicalFile());
this.gemsConfig.addGemPath(this.gemPath.getCanonicalFile());
}
catch (IOException e) {
// fallback to the given files
this.gemsConfig.setGemHome(this.gemHome);
this.gemsConfig.addGemPath(this.gemPath);
}
if (this.gemUseSystem &&
(System.getenv("GEM_HOME") == null || System.getenv( "GEM_PATH") == null) ){
getLog().warn("with gemUseSystem set to true and no GEM_HOME and GEM_PATH is set, " +
" then some maven goals might not work as expected");
}
this.gemsConfig.setSystemInstall(this.gemUseSystem);
this.gemsConfig.setAddRdoc(this.installRDoc);
this.gemsConfig.setAddRI(this.installRI);
this.gemsConfig.setBinDirectory(this.binDirectory);
// this.gemsConfig.setUserInstall(userInstall);
// this.gemsConfig.setSystemInstall(systemInstall);
this.gemsConfig.setSkipJRubyOpenSSL( ! (this.includeOpenSSL && getJrubyVersion().needsOpenSSL() ) );
super.execute();
}
@Override
protected ScriptFactory newScriptFactory(Artifact artifact) throws MojoExecutionException {
try {
final GemScriptFactory factory =
artifact == null ?
new GemScriptFactory(this.logger,
this.classRealm,
null,
this.project.getTestClasspathElements(),
this.jrubyFork,
this.gemsConfig):
(JRUBY_CORE.equals(artifact.getArtifactId()) ?
new GemScriptFactory(this.logger,
this.classRealm,
artifact.getFile(),
resolveJRubyStdlibArtifact(artifact).getFile(),
this.project.getTestClasspathElements(),
this.jrubyFork,
this.gemsConfig) :
new GemScriptFactory(this.logger,
this.classRealm,
artifact.getFile(),
this.project.getTestClasspathElements(),
this.jrubyFork,
this.gemsConfig));
if(supportNative){
factory.addJvmArgs("-Djruby.home=" + setupNativeSupport().getAbsolutePath());
}
if(rubySourceDirectory != null && rubySourceDirectory.exists()){
if(jrubyVerbose){
getLog().info("add to ruby loadpath: " + rubySourceDirectory.getAbsolutePath());
}
// add it to the load path for all scripts using that factory
factory.addSwitch("-I", rubySourceDirectory.getAbsolutePath());
}
if( libDirectory != null && libDirectory.exists() ){
if(jrubyVerbose){
getLog().info("add to ruby loadpath: " + libDirectory.getAbsolutePath());
}
// add it to the load path for all scripts using that factory
factory.addSwitch("-I", libDirectory.getAbsolutePath());
}
return factory;
}
catch (final DependencyResolutionRequiredException e) {
throw new MojoExecutionException("could not resolve jruby", e);
}
catch (final ScriptException e) {
throw new MojoExecutionException("could not initialize script factory",
e);
}
catch (final IOException e) {
throw new MojoExecutionException("could not initialize script factory",
e);
}
}
private File setupNativeSupport() throws MojoExecutionException {
File target = new File(this.project.getBuild().getDirectory());
File jrubyDir = new File(target, "jruby-" + getJrubyVersion());
if (!jrubyDir.exists()){
Artifact dist = manager.createArtifact("org.jruby",
"jruby-dist",
getJrubyVersion().toString(),
"bin",
"zip");
try {
manager.resolve(dist,
localRepository,
project.getRemoteArtifactRepositories());
}
catch (final GemException e) {
throw new MojoExecutionException("could not setup jruby distribution for native support",
e);
}
if (jrubyVerbose) {
getLog().info("unzip " + dist.getFile());
}
target.mkdirs();
unzip.setSourceFile(dist.getFile());
unzip.setDestDirectory(target);
File f = null;
try {
unzip.extract();
f = new File(target, "jruby-" + getJrubyVersion() + "/bin/jruby");
// use reflection so it compiles with java1.5 as well but does not set executable
Method m = f.getClass().getMethod("setExecutable", boolean.class);
m.invoke(f, new Boolean(true));
}
catch (ArchiverException e) {
throw new MojoExecutionException("could unzip jruby distribution for native support",
e);
}
catch (Exception e) {
getLog().warn("can not set executable flag: " + f.getAbsolutePath() + " (" + e.getMessage() + ")");
}
}
return jrubyDir;
}
protected File gemHome( String base, String key )
{
return new File(base + "-" + key);
}
@Override
protected void executeJRuby() throws MojoExecutionException,
MojoFailureException, IOException, ScriptException {
this.gemsInstaller = new GemsInstaller(this.gemsConfig,
this.factory,
this.manager);
// remember gem_home
File home = this.gemsConfig.getGemHome();
// use a common bindir, i.e. the one from the configured gemHome
// remove default by setting it explicitly
this.gemsConfig.setBinDirectory(this.gemsConfig.getBinDirectory());
// use gemHome as base for other gems installation directories
String base = this.gemsConfig.getGemHome() != null ?
this.gemsConfig.getGemHome().getAbsolutePath() :
(project.getBuild().getDirectory() + "/rubygems");
try {
// install the gem dependencies from the pom
if ( jrubyVerbose )
{
getLog().info("installing gems for compile scope . . .");
}
this.gemsInstaller.installPom(this.project,
this.localRepository, "compile");
if ( jrubyVerbose )
{
getLog().info("installing gems for runtime scope . . .");
}
this.gemsInstaller.installPom(this.project,
this.localRepository, "runtime");
String[] SCOPES = new String[] { "provided", "test" };
for( String scope: SCOPES ){
File gemHome = gemHome( base, scope );
this.gemsConfig.setGemHome( gemHome );
this.gemsConfig.addGemPath( gemHome );
if ( jrubyVerbose )
{
getLog().info("installing gems for " + scope + " scope . . .");
}
// install the gem dependencies from the pom
this.gemsInstaller.installPom(this.project,
this.localRepository,
scope);
}
File pluginGemHome = gemHome( base, plugin.getArtifactId() );
// use plugin home for plugin gems
this.gemsConfig.setGemHome(pluginGemHome);
this.gemsConfig.addGemPath(pluginGemHome);
if ( jrubyVerbose )
{
getLog().info("installing gems for plugin " + plugin.getGroupId() + ":" + plugin.getArtifactId()
+ " . . .");
}
this.gemsInstaller.installGems(this.project,
this.plugin.getArtifacts(),
this.localRepository,
getRemoteRepos());
}
catch (final GemException e) {
throw new MojoExecutionException("error in installing gems", e);
}
finally
{
// reset old gem home again
this.gemsConfig.setGemHome(home);
}
if (this.includeRubygemsInTestResources) {
for (File path : this.gemsConfig.getGemPath()) {
if ( path.exists() ) {
if (jrubyVerbose) {
getLog().info("add gems to test-classpath from: "
+ path.getAbsolutePath());
}
// add it to the classpath so java classes can find the ruby
// files
Resource resource = new Resource();
resource.setDirectory(path.getAbsolutePath());
resource.addInclude("gems/**");
resource.addInclude("specifications/**");
project.getBuild().getTestResources().add(resource);
}
}
}
if (this.includeRubygemsInResources) {
if (jrubyVerbose) {
getLog().info("add gems to classpath from: "
+ home.getAbsolutePath());
}
// add it to the classpath so java classes can find the ruby files
Resource resource = new Resource();
resource.setDirectory(home.getAbsolutePath());
resource.addInclude("gems/**");
resource.addInclude("specifications/**");
// no java sources since resins application server tries to compile those
resource.addExclude("gems/**/*.java");
project.getBuild().getResources().add(resource);
}
if (this.includeLibDirectoryInResources) {
if (jrubyVerbose) {
getLog().info("add to classpath: "
+ libDirectory.getAbsolutePath());
}
// add it to the classpath so java classes can find the ruby files
Resource resource = new Resource();
resource.setDirectory(libDirectory.getAbsolutePath());
project.getBuild().getResources().add(resource);
}
if (this.includeGemsInResources != null ) {
String dir = "compile".equals( includeGemsInResources ) ? base : base + "-" + includeGemsInResources;
File gems = new File(dir, "gems");
if ( gems.exists() )
{
for( File g : gems.listFiles() ) {
File lib = new File(g, "lib");
if (jrubyVerbose) {
getLog().info("add to resource: "
+ lib.getAbsolutePath());
}
Resource resource = new Resource();
resource.setDirectory(lib.getAbsolutePath());
project.getBuild().getResources().add(resource);
}
}
}
try {
executeWithGems();
}
catch (final GemException e) {
throw new MojoExecutionException("error in executing with gems", e);
}
}
abstract protected void executeWithGems() throws MojoExecutionException,
ScriptException, GemException, IOException, MojoFailureException;
protected List getRemoteRepos() {
List remotes = new LinkedList();
remotes.addAll(project.getPluginArtifactRepositories() );
remotes.addAll(project.getRemoteArtifactRepositories() );
return remotes;
}
}
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