Examples with ArchetypeDescriptorBuilder org.apache.maven.archetype.old.descriptor.ArchetypeDescriptorBuilder used on opensource projects

Example 1 with ArchetypeDescriptorBuilder

use of org.apache.maven.archetype.old.descriptor.ArchetypeDescriptorBuilder in project maven-archetype by apache.

the class DefaultArchetypeArtifactManager method loadOldArchetypeDescriptor.

private org.apache.maven.archetype.old.descriptor.ArchetypeDescriptor loadOldArchetypeDescriptor(ZipFile zipFile) throws IOException, XmlPullParserException {
    Reader reader = null;
    try {
        reader = getOldArchetypeDescriptorReader(zipFile);
        if (reader == null) {
            return null;
        }
        ArchetypeDescriptorBuilder builder = new ArchetypeDescriptorBuilder();
        return builder.build(reader);
    } catch (IOException ex) {
        throw ex;
    } catch (XmlPullParserException ex) {
        throw ex;
    } finally {
        IOUtil.close(reader);
    }
}

Example 2 with ArchetypeDescriptorBuilder

use of org.apache.maven.archetype.old.descriptor.ArchetypeDescriptorBuilder in project maven-archetype by apache.

the class DefaultOldArchetype method createArchetype.

public void createArchetype(ArchetypeGenerationRequest request, File archetypeFile) throws ArchetypeDescriptorException, ArchetypeTemplateProcessingException {
    Map<String, String> parameters = new HashMap<String, String>();
    parameters.put("basedir", request.getOutputDirectory());
    parameters.put(Constants.PACKAGE, request.getPackage());
    parameters.put("packageName", request.getPackage());
    parameters.put(Constants.GROUP_ID, request.getGroupId());
    parameters.put(Constants.ARTIFACT_ID, request.getArtifactId());
    parameters.put(Constants.VERSION, request.getVersion());
    // ---------------------------------------------------------------------
    if (getLogger().isInfoEnabled()) {
        getLogger().info("----------------------------------------------------------------------------");
        getLogger().info("Using following parameters for creating project from Old (1.x) Archetype: " + request.getArchetypeArtifactId() + ":" + request.getArchetypeVersion());
        getLogger().info("----------------------------------------------------------------------------");
        for (Map.Entry<String, String> entry : parameters.entrySet()) {
            String parameterName = entry.getKey();
            String parameterValue = entry.getValue();
            getLogger().info("Parameter: " + parameterName + ", Value: " + parameterValue);
        }
    }
    // ----------------------------------------------------------------------
    // Load the descriptor
    // ----------------------------------------------------------------------
    ArchetypeDescriptorBuilder builder = new ArchetypeDescriptorBuilder();
    ArchetypeDescriptor descriptor;
    URLClassLoader archetypeJarLoader;
    InputStream is = null;
    try {
        URL[] urls = new URL[1];
        urls[0] = archetypeFile.toURL();
        archetypeJarLoader = new URLClassLoader(urls);
        is = getStream(ARCHETYPE_DESCRIPTOR, archetypeJarLoader);
        if (is == null) {
            is = getStream(ARCHETYPE_OLD_DESCRIPTOR, archetypeJarLoader);
        }
        if (is == null) {
            throw new ArchetypeDescriptorException("The " + ARCHETYPE_DESCRIPTOR + " descriptor cannot be found.");
        }
        descriptor = builder.build(new XmlStreamReader(is));
    } catch (IOException e) {
        throw new ArchetypeDescriptorException("Error reading the " + ARCHETYPE_DESCRIPTOR + " descriptor.", e);
    } catch (XmlPullParserException e) {
        throw new ArchetypeDescriptorException("Error reading the " + ARCHETYPE_DESCRIPTOR + " descriptor.", e);
    } finally {
        IOUtil.close(is);
    }
    // ----------------------------------------------------------------------
    // 
    // ----------------------------------------------------------------------
    String artifactId = request.getArtifactId();
    File parentPomFile = new File(request.getOutputDirectory(), ARCHETYPE_POM);
    File outputDirectoryFile;
    boolean creating;
    File pomFile;
    if (parentPomFile.exists() && descriptor.isAllowPartial() && artifactId == null) {
        outputDirectoryFile = new File(request.getOutputDirectory());
        creating = false;
        pomFile = parentPomFile;
    } else {
        if (artifactId == null) {
            throw new ArchetypeTemplateProcessingException("Artifact ID must be specified when creating a new project from an archetype.");
        }
        outputDirectoryFile = new File(request.getOutputDirectory(), artifactId);
        creating = true;
        if (outputDirectoryFile.exists()) {
            if (descriptor.isAllowPartial()) {
                creating = false;
            } else {
                throw new ArchetypeTemplateProcessingException("Directory " + outputDirectoryFile.getName() + " already exists - please run from a clean directory");
            }
        }
        pomFile = new File(outputDirectoryFile, ARCHETYPE_POM);
    }
    if (creating) {
        if (request.getGroupId() == null) {
            throw new ArchetypeTemplateProcessingException("Group ID must be specified when creating a new project from an archetype.");
        }
        if (request.getVersion() == null) {
            throw new ArchetypeTemplateProcessingException("Version must be specified when creating a new project from an archetype.");
        }
    }
    String outputDirectory = outputDirectoryFile.getAbsolutePath();
    String packageName = request.getPackage();
    // ----------------------------------------------------------------------
    // Set up the Velocity context
    // ----------------------------------------------------------------------
    Context context = new VelocityContext();
    context.put(Constants.PACKAGE, packageName);
    for (Map.Entry<String, String> entry : parameters.entrySet()) {
        context.put(entry.getKey(), entry.getValue());
    }
    // ----------------------------------------------------------------------
    // Process the templates
    // ----------------------------------------------------------------------
    ClassLoader old = Thread.currentThread().getContextClassLoader();
    Thread.currentThread().setContextClassLoader(archetypeJarLoader);
    Model parentModel = null;
    if (creating) {
        if (parentPomFile.exists()) {
            Reader fileReader = null;
            try {
                fileReader = ReaderFactory.newXmlReader(parentPomFile);
                MavenXpp3Reader reader = new MavenXpp3Reader();
                parentModel = reader.read(fileReader);
                if (!"pom".equals(parentModel.getPackaging())) {
                    throw new ArchetypeTemplateProcessingException("Unable to add module to the current project as it is not of packaging type 'pom'");
                }
            } catch (IOException e) {
                throw new ArchetypeTemplateProcessingException("Unable to read parent POM", e);
            } catch (XmlPullParserException e) {
                throw new ArchetypeTemplateProcessingException("Unable to read parent POM", e);
            } finally {
                IOUtil.close(fileReader);
            }
            parentModel.getModules().add(artifactId);
        }
    }
    try {
        processTemplates(pomFile, outputDirectory, context, descriptor, packageName, parentModel);
    } finally {
        Thread.currentThread().setContextClassLoader(old);
    }
    if (parentModel != null) {
        /*
        // TODO: would be nice to just write out with the xpp3 writer again, except that it loses a bunch of info and
        // reformats, so the module is just baked in as a string instead.
            FileWriter fileWriter = null;

            try
            {
                fileWriter = new FileWriter( parentPomFile );

                MavenXpp3Writer writer = new MavenXpp3Writer();
                writer.write( fileWriter, parentModel );
            }
            catch ( IOException e )
            {
                throw new ArchetypeTemplateProcessingException( "Unable to rewrite parent POM", e );
            }
            finally
            {
                IOUtil.close( fileWriter );
            }
*/
        Reader fileReader = null;
        boolean added;
        StringWriter w = new StringWriter();
        try {
            fileReader = ReaderFactory.newXmlReader(parentPomFile);
            added = addModuleToParentPom(artifactId, fileReader, w);
        } catch (IOException e) {
            throw new ArchetypeTemplateProcessingException("Unable to rewrite parent POM", e);
        } catch (DocumentException e) {
            throw new ArchetypeTemplateProcessingException("Unable to rewrite parent POM", e);
        } finally {
            IOUtil.close(fileReader);
        }
        if (added) {
            Writer out = null;
            try {
                out = WriterFactory.newXmlWriter(parentPomFile);
                IOUtil.copy(w.toString(), out);
            } catch (IOException e) {
                throw new ArchetypeTemplateProcessingException("Unable to rewrite parent POM", e);
            } finally {
                IOUtil.close(out);
            }
        }
    }
    // ----------------------------------------------------------------------
    if (getLogger().isInfoEnabled()) {
        getLogger().info("project created from Old (1.x) Archetype in dir: " + outputDirectory);
    }
}