Examples with ProjectDirectoryExists org.apache.maven.archetype.exception.ProjectDirectoryExists used on opensource projects

Example 1 with ProjectDirectoryExists

use of org.apache.maven.archetype.exception.ProjectDirectoryExists in project maven-archetype by apache.

the class DefaultFilesetArchetypeGenerator method generateArchetype.

public void generateArchetype(ArchetypeGenerationRequest request, File archetypeFile) throws UnknownArchetype, ArchetypeNotConfigured, ProjectDirectoryExists, PomFileExists, OutputFileExists, ArchetypeGenerationFailure {
    ClassLoader old = Thread.currentThread().getContextClassLoader();
    try {
        ArchetypeDescriptor archetypeDescriptor = archetypeArtifactManager.getFileSetArchetypeDescriptor(archetypeFile);
        if (!isArchetypeConfigured(archetypeDescriptor, request)) {
            if (request.isInteractiveMode()) {
                throw new ArchetypeNotConfigured("No archetype was chosen.", null);
            }
            StringBuffer exceptionMessage = new StringBuffer("Archetype " + request.getArchetypeGroupId() + ":" + request.getArchetypeArtifactId() + ":" + request.getArchetypeVersion() + " is not configured");
            List<String> missingProperties = new ArrayList<String>(0);
            for (RequiredProperty requiredProperty : archetypeDescriptor.getRequiredProperties()) {
                if (StringUtils.isEmpty(request.getProperties().getProperty(requiredProperty.getKey()))) {
                    exceptionMessage.append("\n\tProperty " + requiredProperty.getKey() + " is missing.");
                    missingProperties.add(requiredProperty.getKey());
                }
            }
            throw new ArchetypeNotConfigured(exceptionMessage.toString(), missingProperties);
        }
        Context context = prepareVelocityContext(request);
        String packageName = request.getPackage();
        String artifactId = request.getArtifactId();
        File outputDirectoryFile = new File(request.getOutputDirectory(), artifactId);
        File basedirPom = new File(request.getOutputDirectory(), Constants.ARCHETYPE_POM);
        File pom = new File(outputDirectoryFile, Constants.ARCHETYPE_POM);
        List<String> archetypeResources = archetypeArtifactManager.getFilesetArchetypeResources(archetypeFile);
        ZipFile archetypeZipFile = archetypeArtifactManager.getArchetypeZipFile(archetypeFile);
        ClassLoader archetypeJarLoader = archetypeArtifactManager.getArchetypeJarLoader(archetypeFile);
        Thread.currentThread().setContextClassLoader(archetypeJarLoader);
        if (archetypeDescriptor.isPartial()) {
            getLogger().debug("Processing partial archetype " + archetypeDescriptor.getName());
            if (outputDirectoryFile.exists()) {
                if (!pom.exists()) {
                    throw new PomFileExists("This is a partial archetype and the pom.xml file doesn't exist.");
                }
                processPomWithMerge(context, pom, "");
                processArchetypeTemplatesWithWarning(archetypeDescriptor, archetypeResources, archetypeZipFile, "", context, packageName, outputDirectoryFile);
            } else {
                if (basedirPom.exists()) {
                    processPomWithMerge(context, basedirPom, "");
                    processArchetypeTemplatesWithWarning(archetypeDescriptor, archetypeResources, archetypeZipFile, "", context, packageName, new File(request.getOutputDirectory()));
                } else {
                    processPom(context, pom, "");
                    processArchetypeTemplates(archetypeDescriptor, archetypeResources, archetypeZipFile, "", context, packageName, outputDirectoryFile);
                }
            }
            if (archetypeDescriptor.getModules().size() > 0) {
                getLogger().info("Modules ignored in partial mode");
            }
        } else {
            getLogger().debug("Processing complete archetype " + archetypeDescriptor.getName());
            if (outputDirectoryFile.exists() && pom.exists()) {
                throw new ProjectDirectoryExists("A Maven 2 project already exists in the directory " + outputDirectoryFile.getPath());
            }
            if (outputDirectoryFile.exists()) {
                getLogger().warn("The directory " + outputDirectoryFile.getPath() + " already exists.");
            }
            context.put("rootArtifactId", artifactId);
            processFilesetModule(artifactId, artifactId, archetypeResources, pom, archetypeZipFile, "", basedirPom, outputDirectoryFile, packageName, archetypeDescriptor, context);
        }
        String postGenerationScript = archetypeArtifactManager.getPostGenerationScript(archetypeFile);
        if (postGenerationScript != null) {
            getLogger().info("Executing " + Constants.ARCHETYPE_POST_GENERATION_SCRIPT + " post-generation script");
            Binding binding = new Binding();
            final Properties archetypeGeneratorProperties = new Properties();
            archetypeGeneratorProperties.putAll(System.getProperties());
            if (request.getProperties() != null) {
                archetypeGeneratorProperties.putAll(request.getProperties());
            }
            for (Map.Entry<Object, Object> entry : archetypeGeneratorProperties.entrySet()) {
                binding.setVariable(entry.getKey().toString(), entry.getValue());
            }
            binding.setVariable("request", request);
            GroovyShell shell = new GroovyShell(binding);
            shell.evaluate(postGenerationScript);
        }
        // ----------------------------------------------------------------------
        if (getLogger().isInfoEnabled()) {
            getLogger().info("Project created from Archetype in dir: " + outputDirectoryFile.getAbsolutePath());
        }
    } catch (FileNotFoundException ex) {
        throw new ArchetypeGenerationFailure(ex);
    } catch (IOException ex) {
        throw new ArchetypeGenerationFailure(ex);
    } catch (XmlPullParserException ex) {
        throw new ArchetypeGenerationFailure(ex);
    } catch (DocumentException ex) {
        throw new ArchetypeGenerationFailure(ex);
    } catch (ArchetypeGenerationFailure ex) {
        throw new ArchetypeGenerationFailure(ex);
    } catch (InvalidPackaging ex) {
        throw new ArchetypeGenerationFailure(ex);
    } finally {
        Thread.currentThread().setContextClassLoader(old);
    }
}