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    • bndtools.wizards.project.NewBndProjectWizard Maven / Gradle / Ivy

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    package bndtools.wizards.project;

import java.io.IOException;
import java.io.InputStream;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import org.bndtools.core.ui.wizards.shared.BuiltInTemplate;
import org.bndtools.core.ui.wizards.shared.ISkippingWizard;
import org.bndtools.core.ui.wizards.shared.TemplateParamsWizardPage;
import org.bndtools.core.ui.wizards.shared.TemplateSelectionWizardPage;
import org.bndtools.templating.Resource;
import org.bndtools.templating.ResourceMap;
import org.bndtools.templating.StringResource;
import org.bndtools.templating.Template;
import org.bndtools.utils.javaproject.JavaProjectUtils;
import org.bndtools.utils.workspace.FileUtils;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.ui.wizards.NewJavaProjectWizardPageTwo;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.ui.IWorkbench;

import aQute.bnd.build.Project;
import bndtools.Plugin;

class NewBndProjectWizard extends AbstractNewBndProjectWizard implements ISkippingWizard {

	public static final String			DEFAULT_TEMPLATE_ENGINE	= "stringtemplate";		//$NON-NLS-1$
	public static final String			DEFAULT_BUNDLE_VERSION	= "0.0.0.${tstamp}";	//$NON-NLS-1$
	public static final String			EMPTY_TEMPLATE_NAME		= "\u00abEmpty\u00bb";

	private TemplateSelectionWizardPage	templatePage;
	private TemplateParamsWizardPage	paramsPage;

	NewBndProjectWizard(final NewBndProjectWizardPageOne pageOne, final NewJavaProjectWizardPageTwo pageTwo) {
		super(pageOne, pageTwo);
	}

	@Override
	public void init(IWorkbench workbench, IStructuredSelection currentSelection) {
		super.init(workbench, currentSelection);

		BuiltInTemplate baseTemplate = new BuiltInTemplate(EMPTY_TEMPLATE_NAME, DEFAULT_TEMPLATE_ENGINE);
		baseTemplate.addInputResource(Project.BNDFILE, new StringResource("")); //$NON-NLS-1$
		baseTemplate.setHelpPath("docs/empty_project.xml"); //$NON-NLS-1$

		templatePage = new ProjectTemplateSelectionWizardPage("projectTemplateSelection", "project", baseTemplate);
		templatePage.setTitle("Select Project Template");

		paramsPage = new TemplateParamsWizardPage(ProjectTemplateParam.valueStrings());

		templatePage.addPropertyChangeListener(TemplateSelectionWizardPage.PROP_TEMPLATE, evt -> {
			Template template = templatePage.getTemplate();
			pageOne.setTemplate(template);
			paramsPage.setTemplate(template);
		});

		setDefaultPageImageDescriptor(ImageDescriptor.createFromURL(Plugin.getDefault()
			.getBundle()
			.getEntry("icons/bndtools-wizban.png")));
	}

	@Override
	public void addPages() {
		addPage(templatePage);
		addPage(pageOne);
		addPage(paramsPage);
		// addPage(pageTwo);
	}

	@Override
	protected Map getProjectTemplateParams() {
		// Project Name
		Map params = new HashMap<>();
		params.put(ProjectTemplateParam.PROJECT_NAME, pageOne.getProjectName());

		// Package Name
		String packageName = pageOne.getPackageName();
		params.put(ProjectTemplateParam.BASE_PACKAGE_NAME, packageName);

		// Package Dir
		String packageDir = packageName.replace('.', '/');
		params.put(ProjectTemplateParam.BASE_PACKAGE_DIR, packageDir);

		// Version
		params.put(ProjectTemplateParam.VERSION, DEFAULT_BUNDLE_VERSION);

		// Source Folders
		IJavaProject javaProject = pageTwo.getJavaProject();
		Map sourceOutputLocations = JavaProjectUtils.getSourceOutputLocations(javaProject);
		int nr = 1;
		for (Map.Entry entry : sourceOutputLocations.entrySet()) {
			String src = entry.getKey();
			String bin = entry.getValue();

			if (nr == 1) {
				params.put(ProjectTemplateParam.SRC_DIR, src);
				params.put(ProjectTemplateParam.BIN_DIR, bin);
				nr = 2;
			} else if (nr == 2) {
				params.put(ProjectTemplateParam.TEST_SRC_DIR, src);
				params.put(ProjectTemplateParam.TEST_BIN_DIR, bin);
				nr = 2;
			} else {
				// if for some crazy reason we end up with more than 2 paths, we
				// log them in
				// extension properties (we cannot write comments) but this
				// should never happen
				// anyway since the second page will not complete if there are
				// not exactly 2 paths
				// so this could only happen if someone adds another page (that
				// changes them again)

				// TODO
				// model.genericSet("X-WARN-" + nr, "Ignoring source path " +
				// src + " -> " + bin);
				nr++;
			}
		}

		try {
			String javaLevel = JavaProjectUtils.getJavaLevel(javaProject);
			if (javaLevel != null)
				params.put(ProjectTemplateParam.JAVA_LEVEL, javaLevel);
		} catch (Exception e) {
			Plugin.getDefault()
				.getLog()
				.log(new Status(IStatus.ERROR, Plugin.PLUGIN_ID, 0,
					String.format("Unable to get Java level for project %s", javaProject.getProject()
						.getName()),
					e));
		}

		Map params_ = new HashMap<>();
		for (Entry entry : params.entrySet())
			params_.put(entry.getKey()
				.getString(), entry.getValue());

		Map editedParams = paramsPage.getValues();
		for (Entry editedEntry : editedParams.entrySet()) {
			params_.put(editedEntry.getKey(), editedEntry.getValue());
		}
		return params_;
	}

	@Override
	protected void generateProjectContent(IProject project, IProgressMonitor monitor, Map params)
		throws IOException {
		Map> templateParams = new HashMap<>();
		for (Entry param : params.entrySet()) {
			templateParams.put(param.getKey(), Collections. singletonList(param.getValue()));
		}

		Template template = templatePage.getTemplate();
		try {
			ResourceMap outputs;
			if (template != null) {
				outputs = template.generateOutputs(templateParams);
			} else {
				outputs = new ResourceMap(); // empty
			}

			SubMonitor progress = SubMonitor.convert(monitor, outputs.size() * 3);
			for (Entry outputEntry : outputs.entries()) {
				String path = outputEntry.getKey();
				Resource resource = outputEntry.getValue();

				// Strip leading slashes from path
				while (path.startsWith("/"))
					path = path.substring(1);

				switch (resource.getType()) {
					case Folder :
						if (!path.isEmpty()) {
							IFolder folder = project.getFolder(path);
							FileUtils.mkdirs(folder, progress.split(1, SubMonitor.SUPPRESS_ALL_LABELS));
						}
						break;
					case File :
						IFile file = project.getFile(path);
						FileUtils.mkdirs(file.getParent(), progress.split(1, SubMonitor.SUPPRESS_ALL_LABELS));
						try (InputStream in = resource.getContent()) {
							if (file.exists())
								file.setContents(in, 0, progress.split(1, SubMonitor.SUPPRESS_NONE));
							else
								file.create(in, 0, progress.split(1, SubMonitor.SUPPRESS_NONE));
							file.setCharset(resource.getTextEncoding(), progress.split(1));
						}
						break;
					default :
						throw new IllegalArgumentException("Unknown resource type " + resource.getType());
				}
			}
		} catch (Exception e) {
			String message = MessageFormat.format("Error generating project contents from template \"{0}\": {1}",
				template != null ? template.getName() : "", e.getMessage());
			throw new IOException(message);
		}
	}

	@Override
	public IWizardPage getUnfilteredPreviousPage(IWizardPage page) {
		return super.getPreviousPage(page);
	}

	@Override
	public IWizardPage getUnfilteredNextPage(IWizardPage page) {
		return super.getNextPage(page);
	}

	@Override
	public IWizardPage getPreviousPage(IWizardPage page) {
		return ISkippingWizard.super.getPreviousPage(page);
	}

	@Override
	public IWizardPage getNextPage(IWizardPage page) {
		return ISkippingWizard.super.getNextPage(page);
	}

	@Override
	public boolean canFinish() {
		return getContainer().getCurrentPage() != templatePage;
	}

}
    
    
    
    

    




    
    
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