package circumflex.maven;
import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.metadata.ArtifactMetadataSource;
import org.apache.maven.artifact.repository.ArtifactRepository;
import org.apache.maven.artifact.resolver.ArtifactResolutionResult;
import org.apache.maven.artifact.resolver.ArtifactResolver;
import org.apache.maven.artifact.resolver.filter.ScopeArtifactFilter;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.classworlds.realm.ClassRealm;
import java.io.File;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
/**
* Author: incarnate
*/
public abstract class AbstractCircumflexMojo extends AbstractMojo {
/**
* @parameter expression="${project}"
* @readonly
*/
protected MavenProject project;
/**
* @parameter expression="${localRepository}"
* @readonly
*/
protected ArtifactRepository localRepository;
/**
* @component
*/
protected ArtifactResolver artifactResolver;
/**
* @component
*/
protected ArtifactMetadataSource artifactMetaDataSource;
/**
* @parameter default-value="${plugin.artifacts}"
*/
protected List pluginArtifacts;
/**
* @parameter default-value="true"
*/
protected boolean skipUnresolved;
protected List<URL> getApplicationClasspath() throws Exception {
List<URL> urls = new ArrayList<URL>();
for (Object o : project.getRuntimeClasspathElements())
urls.add(new File(o.toString()).toURI().toURL());
for (Object o : project.getTestClasspathElements())
urls.add(new File(o.toString()).toURI().toURL());
ArtifactResolutionResult deps = artifactResolver.resolveTransitively(
project.getDependencyArtifacts(),
project.getArtifact(),
localRepository,
project.getRemoteArtifactRepositories(),
artifactMetaDataSource,
new ScopeArtifactFilter(Artifact.SCOPE_COMPILE));
for (Object o : deps.getArtifacts())
urls.add(((Artifact)o).getFile().toURI().toURL());
return urls;
}
protected String getApplicationClasspathString() throws Exception {
StringBuilder sb = new StringBuilder();
for (URL url : getApplicationClasspath()) {
File f = new File(url.toURI());
sb.append(f.getAbsolutePath());
if (f.isDirectory())
sb.append("/");
sb.append(File.pathSeparator);
}
return sb.toString();
}
protected ClassLoader buildApplicationClassLoader() throws Exception {
List<URL> urls = getApplicationClasspath();
return new URLClassLoader(urls.toArray(new URL[urls.size()]));
}
protected void prepareClassLoader() throws MojoExecutionException {
try {
List<URL> urls = getApplicationClasspath();
// Inject classloader into Maven's classworlds
ClassRealm r = ((ClassRealm)this.getClass().getClassLoader());
for (URL url : urls) {
r.addURL(url);
}
} catch (Exception e) {
throw new MojoExecutionException("Could not prepare class loader.", e);
}
}
protected Properties collectProps() {
Properties result = new Properties();
copyProps(project.getProperties(), result);
return result;
}
private void copyProps(Properties src, Properties dst) {
for (Object key : src.keySet()) {
String value = src.get(key).toString().trim();
if (skipUnresolved && value.matches(".*\\$\\{.*\\}.*")) {
getLog().warn("Property with key " + key +
" is unresolved. To include it, set 'skipUnresolved' to false.");
} else dst.put(key, value);
}
}
}