[492323] add JPAProjectConfigurator

3 files changed, 112 insertions, 1 deletions

diff --git a/jpa/plugins/org.eclipse.jpt.jpa.ui/META-INF/MANIFEST.MF b/jpa/plugins/org.eclipse.jpt.jpa.ui/META-INF/MANIFEST.MF
index a030f2712f..3bd83dc0d5 100644
--- a/jpa/plugins/org.eclipse.jpt.jpa.ui/META-INF/MANIFEST.MF
+++ b/jpa/plugins/org.eclipse.jpt.jpa.ui/META-INF/MANIFEST.MF
@@ -34,7 +34,7 @@ Require-Bundle: org.eclipse.core.expressions;bundle-version="[3.4.0,4.0.0)",
  org.eclipse.jst.j2ee;bundle-version="[1.1.200,2.0.0)",
  org.eclipse.jst.j2ee.ui;bundle-version="[1.1.200,2.0.0)",
  org.eclipse.persistence.jpa.jpql;bundle-version="[2.1.0,3.0.0)",
- org.eclipse.ui.ide;bundle-version="[3.4.0,4.0.0)",
+ org.eclipse.ui.ide;bundle-version="[3.12.0,4.0.0)",
  org.eclipse.ui.views.properties.tabbed;bundle-version="[3.4.0,4.0.0)",
  org.eclipse.ui.navigator;bundle-version="[3.3.100,4.0.0)",
  org.eclipse.ui.navigator.resources;bundle-version="[3.3.100,4.0.0)",
diff --git a/jpa/plugins/org.eclipse.jpt.jpa.ui/plugin.xml b/jpa/plugins/org.eclipse.jpt.jpa.ui/plugin.xml
index 1abe17c62e..26e5ebe2bd 100644
--- a/jpa/plugins/org.eclipse.jpt.jpa.ui/plugin.xml
+++ b/jpa/plugins/org.eclipse.jpt.jpa.ui/plugin.xml
@@ -1346,4 +1346,18 @@
 
 	</extension>
 
+	<extension
+		point="org.eclipse.ui.ide.projectConfigurators">
+
+		<projectConfigurator
+			class="org.eclipse.jpt.jpa.ui.internal.wizards.JPAProjectConfigurator"
+			label="JPA">
+			<activeWhen>
+				<hasFileRecursively
+					filename="persistence.xml">
+				</hasFileRecursively>
+			</activeWhen>
+		</projectConfigurator>
+	</extension>
+
 </plugin>
diff --git a/jpa/plugins/org.eclipse.jpt.jpa.ui/src/org/eclipse/jpt/jpa/ui/internal/wizards/JPAProjectConfigurator.java b/jpa/plugins/org.eclipse.jpt.jpa.ui/src/org/eclipse/jpt/jpa/ui/internal/wizards/JPAProjectConfigurator.java
new file mode 100644
index 0000000000..f034f29275
--- /dev/null
+++ b/jpa/plugins/org.eclipse.jpt.jpa.ui/src/org/eclipse/jpt/jpa/ui/internal/wizards/JPAProjectConfigurator.java
@@ -0,0 +1,97 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Red Hat Inc.
+ * All rights reserved.
+ * This program and the accompanying materials are 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:
+ *   Mickael Istria (Red Hat Inc.) - initial implementation
+ ******************************************************************************/
+package org.eclipse.jpt.jpa.ui.internal.wizards;
+
+import java.io.File;
+import java.io.InputStream;
+import java.util.Collections;
+import java.util.Set;
+
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+
+import org.eclipse.core.resources.IContainer;
+import org.eclipse.core.resources.IFolder;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.wizard.IWizard;
+import org.eclipse.jpt.jpa.core.internal.facet.JpaFacetInstallDataModelProvider;
+import org.eclipse.jpt.jpa.ui.internal.plugin.JptJpaUiPlugin;
+import org.eclipse.jst.j2ee.project.facet.IJ2EEModuleFacetInstallDataModelProperties;
+import org.eclipse.ui.wizards.datatransfer.ProjectConfigurator;
+import org.eclipse.ui.wizards.datatransfer.RecursiveFileFinder;
+import org.eclipse.wst.common.frameworks.datamodel.DataModelFactory;
+import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
+import org.eclipse.wst.common.project.facet.core.IFacetedProject;
+import org.eclipse.wst.common.project.facet.core.IProjectFacet;
+import org.eclipse.wst.common.project.facet.core.ProjectFacetsManager;
+import org.w3c.dom.Document;
+
+public class JPAProjectConfigurator implements ProjectConfigurator {
+
+	@Override
+	public boolean canConfigure(IProject project, Set<IPath> ignoredDirectories, IProgressMonitor monitor) {
+		try {
+			RecursiveFileFinder finder = new RecursiveFileFinder("persistence.xml", ignoredDirectories);
+			project.accept(finder);
+			return finder.getFile() != null;
+		} catch (CoreException ex) {
+			return false;
+		}
+	}
+
+	@Override
+	public void configure(IProject project, Set<IPath> ignoredDirectories, IProgressMonitor monitor) {
+		try {
+			IFacetedProject facetedProject = ProjectFacetsManager.create(project, true, monitor);
+
+			IProjectFacet JPA_FACET = ProjectFacetsManager.getProjectFacet("jpt.jpa");
+			if (!facetedProject.hasProjectFacet(JPA_FACET)) {
+				DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
+				DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
+				RecursiveFileFinder finder = new RecursiveFileFinder("persistence.xml", ignoredDirectories);
+				project.accept(finder);
+				InputStream webXmlStream = finder.getFile().getContents();
+				Document doc = dBuilder.parse(webXmlStream);
+				webXmlStream.close();
+	
+				IDataModel aFacetInstallDataModel = DataModelFactory.createDataModel(new JpaFacetInstallDataModelProvider());
+				aFacetInstallDataModel.setBooleanProperty(IJ2EEModuleFacetInstallDataModelProperties.ADD_TO_EAR, false);
+				String version = doc.getElementById("persistence").getAttribute("version");
+				facetedProject.installProjectFacet(JPA_FACET.getVersion(version), aFacetInstallDataModel, monitor);
+			}
+		} catch (Exception ex) {
+			JptJpaUiPlugin.instance().logError(ex);
+		}
+	}
+
+	@Override
+	public boolean shouldBeAnEclipseProject(IContainer container, IProgressMonitor monitor) {
+		return false; // TODO can we make sure a given dir is actually a JPA project
+	}
+
+	@Override
+	public Set<IFolder> getFoldersToIgnore(IProject project, IProgressMonitor monitor) {
+		return null;
+	}
+
+	// TODO uncomment @Override when adopting newer Easymport
+	// @Override
+	public Set<File> findConfigurableLocations(File root, IProgressMonitor monitor) {
+		// No easy way to deduce project roots from jee files...
+		return Collections.emptySet();
+	}
+
+}