4:55 p.m.
Author: scabanovich
Date: 2007-09-25 10:55:42 -0400 (Tue, 25 Sep 2007)
New Revision: 3789
Added:
trunk/seam/plugins/org.jboss.tools.seam.core/src/org/jboss/tools/seam/core/J2EEProjects.java
Log:
JBIDE-769
Added:
trunk/seam/plugins/org.jboss.tools.seam.core/src/org/jboss/tools/seam/core/J2EEProjects.java
===================================================================
---
trunk/seam/plugins/org.jboss.tools.seam.core/src/org/jboss/tools/seam/core/J2EEProjects.java
(rev 0)
+++
trunk/seam/plugins/org.jboss.tools.seam.core/src/org/jboss/tools/seam/core/J2EEProjects.java 2007-09-25
14:55:42 UTC (rev 3789)
@@ -0,0 +1,153 @@
+/*******************************************************************************
+ * Copyright (c) 2007 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is made available under the terms of the
+ * Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Red Hat, Inc. - initial API and implementation
+ ******************************************************************************/
+package org.jboss.tools.seam.core;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.eclipse.core.resources.IFolder;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.jst.j2ee.internal.project.J2EEProjectUtilities;
+import org.eclipse.wst.common.componentcore.ComponentCore;
+import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
+import org.eclipse.wst.common.componentcore.resources.IVirtualReference;
+import org.jboss.tools.common.model.util.EclipseResourceUtil;
+
+/**
+ * Helper class that collects related J2EE projects for
+ * a given 'seed' project.
+ *
+ * If seed project is EAR, it's referenced projects are used to fill
+ * lists with WAR and EJB projects.
+ *
+ * If seed project is referenced by a EAR project (the first occurrence is taken),
+ * that EAR is used as seed project.
+ *
+ * If seed project is WAR or EJB not referenced by any EAR project,
+ * field 'ear' remains null, and only lists 'wars' and 'ejbs' are
available.
+ *
+ * Also this class provides helper methods to obtain root folders
+ * for involved EAR, WAR and EJB projects.
+ *
+ * @author Viacheslav Kabanovich
+ */
+public class J2EEProjects {
+ IProject ear;
+ List<IProject> wars = new ArrayList<IProject>();
+ List<IProject> ejbs = new ArrayList<IProject>();
+
+ /**
+ * Returns instance of J2EEProjects
+ * if parameter project is a J2EE project,
+ * otherwise null is returned.
+ * If parameter project is EAR, referenced projects
+ * are used to fill lists 'wars' and ears'
+ * If parameter project is WAR or EJB and has referencing EAR,
+ * then that EAR project is considered as current project,
+ * otherwise referenced EJB projects are put to 'ears' list.
+ * @param project
+ * @return
+ */
+ public static J2EEProjects create(IProject project) {
+ boolean isWar = J2EEProjectUtilities.isDynamicWebProject(project);
+ boolean isEar = J2EEProjectUtilities.isEARProject(project);
+ boolean isEJB = J2EEProjectUtilities.isEJBProject(project);
+ if(!isEar && !isEJB && !isWar) return null;
+ return new J2EEProjects(project);
+ }
+
+ private J2EEProjects(IProject project) {
+ if(J2EEProjectUtilities.isDynamicWebProject(project)) {
+ wars.add(project);
+ } else if(J2EEProjectUtilities.isEARProject(project)) {
+ ear = project;
+ } else if(J2EEProjectUtilities.isEJBProject(project)) {
+ ejbs.add(project);
+ }
+ if(ear == null) {
+ IProject[] ps = J2EEProjectUtilities.getReferencingEARProjects(project);
+ if(ps != null && ps.length > 0) ear = ps[0];
+ }
+ if(ear != null || wars.size() > 0) {
+ IProject seed = (ear != null) ? ear : project;
+ IVirtualComponent component = ComponentCore.createComponent(seed);
+ IVirtualReference[] rs = component.getReferences();
+ for (int i = 0; i < rs.length; i++) {
+ IVirtualComponent c = rs[i].getReferencedComponent();
+ if(c == null) continue;
+ IProject p = c.getRootFolder().getProject();
+ if(J2EEProjectUtilities.isDynamicWebProject(p)) {
+ if(!wars.contains(p)) wars.add(p);
+ } else if(J2EEProjectUtilities.isEJBProject(project)) {
+ if(!ejbs.contains(p)) ejbs.add(p);
+ }
+ }
+ }
+ }
+
+ /**
+ * Returns EAR project or null, if WAR project is not used by EAR.
+ * @return
+ */
+ public IProject getEARProject() {
+ return ear;
+ }
+
+ /**
+ * Returns Content folder of EAR project or null
+ * if EAR is not available.
+ * @return
+ */
+ public IFolder getEARContentFolder() {
+ if(ear == null) return null;
+ IVirtualComponent component = ComponentCore.createComponent(ear);
+ IPath path = component.getRootFolder().getProjectRelativePath();
+ return path == null ? null : ear.getFolder(path);
+ }
+
+ /**
+ * Returns list of WAR projects.
+ * @return
+ */
+ public List<IProject> getWARProjects() {
+ return wars;
+ }
+
+ /**
+ * Returns Content folder for first found WAR project.
+ * @return
+ */
+ public IFolder getWARContentFolder() {
+ if(wars.size() == 0) return null;
+ IVirtualComponent component = ComponentCore.createComponent(wars.get(0));
+ IPath path = component.getRootFolder().getProjectRelativePath();
+ return path == null ? null : wars.get(0).getFolder(path);
+ }
+
+ /**
+ * Returns list of EJB projects.
+ * @return
+ */
+ public List<IProject> getEJBProjects() {
+ return ejbs;
+ }
+
+ /**
+ * Returns source roots for first found EJB project.
+ * @return
+ */
+ public IResource[] getEJBSourceRoots() {
+ return ejbs.size() == 0 ? new IResource[0] :
EclipseResourceUtil.getJavaSourceRoots(ejbs.get(0));
+ }
+
+}