Java tutorial
/******************************************************************************* * This file is part of the Symfony eclipse plugin. * * (c) Robert Gruendler <r.gruendler@gmail.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. ******************************************************************************/ /** * */ package com.dubture.symfony.core.builder; import java.io.FileInputStream; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import java.util.Stack; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IFolder; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.ProjectScope; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.Path; import org.eclipse.core.runtime.preferences.IEclipsePreferences; import org.eclipse.dltk.core.DLTKCore; import org.eclipse.dltk.core.IScriptProject; import org.json.simple.JSONArray; import org.json.simple.JSONObject; import com.dubture.symfony.core.SymfonyCorePlugin; import com.dubture.symfony.core.log.Logger; import com.dubture.symfony.core.parser.XMLConfigParser; import com.dubture.symfony.core.parser.YamlConfigParser; import com.dubture.symfony.core.parser.YamlRoutingParser; import com.dubture.symfony.core.parser.YamlTranslationParser; import com.dubture.symfony.core.preferences.CorePreferenceConstants.Keys; import com.dubture.symfony.core.preferences.ProjectOptions; import com.dubture.symfony.core.util.TranslationUtils; import com.dubture.symfony.index.SymfonyIndexer; import com.dubture.symfony.index.model.Route; import com.dubture.symfony.index.model.RoutingResource; import com.dubture.symfony.index.model.Service; import com.dubture.symfony.index.model.TransUnit; /** * * Abstract visitor to provide xml- and yml parsers. * * * @author Robert Gruendler <r.gruendler@gmail.com> * */ public abstract class AbstractSymfonyVisitor { protected IFile file; protected IPath path; protected SymfonyIndexer indexer; protected int timestamp; protected JSONArray syntheticServices; protected boolean handleResource(IResource resource) throws Exception { boolean built = false; if (resource instanceof IProject || resource instanceof IFolder) { return resource.getProject().hasNature(SymfonyNature.NATURE_ID); } else if (!(resource instanceof IFile)) { return false; } IScriptProject scriptProject = DLTKCore.create(resource.getProject()); boolean isOnBuildPath = scriptProject.isOnBuildpath(resource); indexer = SymfonyIndexer.getInstance(); file = (IFile) resource; path = resource.getFullPath(); timestamp = (int) resource.getLocalTimeStamp(); IEclipsePreferences node = new ProjectScope(scriptProject.getProject()).getNode(SymfonyCorePlugin.ID); String container = node.get(Keys.DUMPED_CONTAINER, null); if (container != null && resource.getFullPath().removeFirstSegments(1).equals(new Path(container))) { loadDumpedXmlContainer(resource); built = true; } else if ("xml".equals(resource.getFileExtension()) && isOnBuildPath) { loadXML(resource); built = true; } else if ("yml".equals(resource.getFileExtension()) && isOnBuildPath) { if (resource.getName().contains("routing")) { loadYamlRouting(); built = true; } else if (resource.getFullPath().toString().contains("translations")) { loadYamlTranslation(); } } return built; } @SuppressWarnings("rawtypes") protected void loadYamlTranslation() throws Exception { YamlTranslationParser parser = new YamlTranslationParser(file.getContents()); parser.parse(); String lang = TranslationUtils.getLanguageFromFilename(file.getName()); Map<String, String> transUnits = parser.getTranslations(); Iterator it = transUnits.keySet().iterator(); List<TransUnit> translations = new ArrayList<TransUnit>(); while (it.hasNext()) { String key = (String) it.next(); String value = transUnits.get(key); TransUnit unit = new TransUnit(key, value, lang); translations.add(unit); } indexTranslations(translations); } protected JSONArray getSynthetics() { if (syntheticServices == null) { syntheticServices = ProjectOptions.getSyntheticServices(file.getProject()); } return syntheticServices; } protected void loadYamlRouting() throws CoreException { YamlRoutingParser parser = new YamlRoutingParser(file.getContents()); parser.parse(); indexRoutes(parser.getRoutes()); indexResources(parser.getResources()); } protected void indexTranslations(List<TransUnit> translations) { for (TransUnit unit : translations) { indexer.addTranslation(unit, file.getFullPath().toString(), timestamp); Logger.debugMSG(String.format("indexing translational: %s", unit.toString())); } indexer.exitTranslations(); } protected void indexRoutes(Stack<Route> routes) { // indexer.enterRoutes(); for (Route route : routes) { indexer.addRoute(route, file.getProject().getFullPath()); } indexer.exitRoutes(); } protected void indexResources(Stack<RoutingResource> resources) { for (RoutingResource resource : resources) { Logger.debugMSG("indexing resource: " + resource.toString()); indexer.addResource(resource, file.getProject().getFullPath()); } indexer.exitResources(); } protected void loadYaml() throws Exception { YamlConfigParser parser = new YamlConfigParser(file.getContents()); parser.parse(); indexServices(parser.getServices()); } protected void loadDumpedXmlContainer(IResource resource) throws Exception { FileInputStream fis = new FileInputStream(file.getLocation().toFile()); XMLConfigParser parser = new XMLConfigParser(fis); parser.parse(); indexServices(parser.getServices()); indexParameters(parser.getParameters()); } @SuppressWarnings("rawtypes") private void indexParameters(HashMap<String, String> parameters) { Iterator it = parameters.keySet().iterator(); while (it.hasNext()) { String key = (String) it.next(); String value = parameters.get(key); if (key.isEmpty() || value.isEmpty()) { continue; } try { indexer.addParameter(key, value, path); } catch (Exception e) { Logger.logException(e); } } } protected void loadXML(IResource resource) { try { FileInputStream fis = new FileInputStream(file.getLocation().toFile()); XMLConfigParser parser = new XMLConfigParser(fis); parser.parse(); if (parser.hasRoutes()) { indexRoutes(parser.getRoutes()); } // if (parser.hasServices()) { // indexServices(parser.getServices()); // } } catch (Exception e) { Logger.logException(e); } } @SuppressWarnings({ "rawtypes" }) protected void indexServices(HashMap<String, Service> services) { indexer.enterServices(path.toString()); Iterator it = services.keySet().iterator(); JSONArray synths = getSynthetics(); while (it.hasNext()) { String id = (String) it.next(); Service service = services.get(id); if (service == null) { Logger.log(Logger.WARNING, "error parsing service " + id); continue; } if (service.phpClass != null && Service.SYNTHETIC.equals(service.phpClass)) { for (Object o : synths) { JSONObject _s = (JSONObject) o; if (_s.get(Service.NAME).equals(id)) { service.phpClass = (String) _s.get(Service.CLASS); break; } } } String _pub = service.isPublic() ? "true" : "false"; indexer.addService(id, service.phpClass, _pub, service.getTags(), path.toString(), timestamp); } indexer.exitServices(); } }