[474603] Resolve Java blackboxes in workspace

7 files changed, 296 insertions, 4 deletions

diff --git a/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/completion/collectors/ImportModuleCollector.java b/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/completion/collectors/ImportModuleCollector.java
index 35b2171e1..5a7b21075 100644
--- a/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/completion/collectors/ImportModuleCollector.java
+++ b/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/completion/collectors/ImportModuleCollector.java
@@ -22,7 +22,6 @@ import org.eclipse.jface.text.contentassist.ICompletionProposal;
 import org.eclipse.m2m.internal.qvt.oml.blackbox.AbstractCompilationUnitDescriptor;
 import org.eclipse.m2m.internal.qvt.oml.blackbox.BlackboxRegistry;
 import org.eclipse.m2m.internal.qvt.oml.blackbox.ResolutionContextImpl;
-import org.eclipse.m2m.internal.qvt.oml.blackbox.java.jdt.JdtBlackboxHelper;
 import org.eclipse.m2m.internal.qvt.oml.common.project.DeployedTransformation;
 import org.eclipse.m2m.internal.qvt.oml.compiler.UnitProvider;
 import org.eclipse.m2m.internal.qvt.oml.compiler.UnitProxy;
@@ -33,6 +32,7 @@ import org.eclipse.m2m.internal.qvt.oml.editor.ui.completion.CompletionProposalU
 import org.eclipse.m2m.internal.qvt.oml.editor.ui.completion.QvtCompletionData;
 import org.eclipse.m2m.internal.qvt.oml.editor.ui.completion.QvtCompletionProposal;
 import org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils;
+import org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox.JdtBlackboxHelper;
 import org.eclipse.m2m.internal.qvt.oml.runtime.project.QvtTransformationRegistry;
 
 import lpg.runtime.IToken;
diff --git a/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/hyperlinks/QvtFileHyperlink.java b/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/hyperlinks/QvtFileHyperlink.java
index 60a8c7bea..f7110b512 100644
--- a/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/hyperlinks/QvtFileHyperlink.java
+++ b/plugins/org.eclipse.m2m.qvt.oml.editor.ui/src/org/eclipse/m2m/internal/qvt/oml/editor/ui/hyperlinks/QvtFileHyperlink.java
@@ -15,10 +15,10 @@ import org.eclipse.core.resources.IFile;
 import org.eclipse.emf.common.util.URI;
 import org.eclipse.jface.text.IRegion;
 import org.eclipse.jface.text.source.ISourceViewer;
-import org.eclipse.m2m.internal.qvt.oml.blackbox.java.jdt.JdtBlackboxHelper;
 import org.eclipse.m2m.internal.qvt.oml.compiler.BlackboxUnitResolver;
 import org.eclipse.m2m.internal.qvt.oml.editor.ui.QvtEditor;
 import org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils;
+import org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox.JdtBlackboxHelper;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.PartInitException;
diff --git a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/META-INF/MANIFEST.MF b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/META-INF/MANIFEST.MF
index 4cfcd22c9..576030bab 100644
--- a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/META-INF/MANIFEST.MF
@@ -11,4 +11,4 @@ Require-Bundle: org.eclipse.m2m.qvt.oml;bundle-version="3.5.0",
  org.eclipse.core.filesystem;bundle-version="1.5.0",
  org.eclipse.jdt.ui;bundle-version="3.11.0",
  org.eclipse.ui;bundle-version="3.107.0"
-Export-Package: org.eclipse.m2m.internal.qvt.oml.blackbox.java.jdt
+Export-Package: org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox
diff --git a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/plugin.xml b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/plugin.xml
index 55bbe27ab..616a42946 100644
--- a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/plugin.xml
+++ b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/plugin.xml
@@ -5,7 +5,7 @@
          name="JDT blackbox implementation provider"
          point="org.eclipse.m2m.qvt.oml.blackboxProvider">
       <provider
-            class="org.eclipse.m2m.internal.qvt.oml.blackbox.java.jdt.JdtBlackboxProvider">
+            class="org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox.JdtBlackboxProvider">
       </provider>
    </extension>
 
diff --git a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxHelper.java b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxHelper.java
new file mode 100644
index 000000000..dafd6a500
--- /dev/null
+++ b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxHelper.java
@@ -0,0 +1,76 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Sergey Boyko and others.
+ * 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:
+ *     Sergey Boyko - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.emf.common.util.URI;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.IMethod;
+import org.eclipse.jdt.core.IType;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jdt.ui.JavaUI;
+import org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils;
+import org.eclipse.ui.IEditorPart;
+
+public class JdtBlackboxHelper {
+	
+	private JdtBlackboxHelper() {}
+
+	public static void navigateToJavaElement(java.net.URI scriptContext, String qualifiedName, String elementName) {
+		IResource resource = URIUtils.getResource(URI.createFileURI(scriptContext.getPath()));
+		
+		if (resource == null || !resource.exists()) {
+			return;
+		}
+		
+		List<IProject> projects = new ArrayList<IProject>();
+		projects.add(resource.getProject());
+		try {
+			projects.addAll(Arrays.asList(resource.getProject().getReferencedProjects()));
+		} catch (CoreException e) {
+			// ignore
+		}
+		
+		for (IProject project : projects) {
+			IJavaProject javaProject = JavaCore.create(project);
+			
+			try {
+				IType findType = javaProject.findType(qualifiedName);
+				if (findType != null) {
+					IEditorPart editorPart = JavaUI.openInEditor(findType);
+					
+					if (elementName != null) {
+						for (IMethod m : findType.getMethods()) {
+							if (m.getElementName().equals(elementName)) {
+								JavaUI.revealInEditor(editorPart, m.getPrimaryElement());
+							}
+						}
+					}
+					
+					return;
+				}				
+			} catch (Exception e) {
+				// ignore
+			}
+		}
+	}
+	
+	public static boolean isJdtUnitUri(URI uri) {
+		return JdtBlackboxProvider.URI_BLACKBOX_JDT_QUERY.equals(uri.query());
+	}
+	
+}
diff --git a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxProvider.java b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxProvider.java
new file mode 100644
index 000000000..dc5a2b002
--- /dev/null
+++ b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtBlackboxProvider.java
@@ -0,0 +1,179 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Christopher Gerking and others.
+ * 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:
+ *     Christopher Gerking - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.IResourceProxy;
+import org.eclipse.core.resources.IResourceProxyVisitor;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.m2m.internal.qvt.oml.QvtPlugin;
+import org.eclipse.m2m.internal.qvt.oml.blackbox.AbstractCompilationUnitDescriptor;
+import org.eclipse.m2m.internal.qvt.oml.blackbox.ResolutionContext;
+import org.eclipse.m2m.internal.qvt.oml.blackbox.java.JavaBlackboxProvider;
+import org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils;
+
+public class JdtBlackboxProvider extends JavaBlackboxProvider {
+
+	public static final String URI_BLACKBOX_JDT_QUERY = "jdt"; //$NON-NLS-1$	
+	
+	@Override
+	public Collection<? extends AbstractCompilationUnitDescriptor> getModuleDescriptors(ResolutionContext resolutionContext) {
+		IProject project = getProject(resolutionContext);
+		if (project == null) {
+			return Collections.emptyList();			
+		}
+		
+		List<IProject> projects = new ArrayList<IProject>();
+		projects.add(project);
+		try {
+			projects.addAll(Arrays.asList(project.getReferencedProjects()));
+		} catch (CoreException e) {
+			// ignore
+		}
+
+		List<AbstractCompilationUnitDescriptor> descriptors = new ArrayList<AbstractCompilationUnitDescriptor>();
+		for (IProject p : projects) {
+			final List<String> classes = getAllClasses(p);
+			
+			for (String qualifiedName : classes) {
+				AbstractCompilationUnitDescriptor jdtUnitDescriptor = getJdtUnitDescriptor(p, qualifiedName);
+				if (jdtUnitDescriptor != null) {
+					descriptors.add(jdtUnitDescriptor);
+				}
+			}
+		}
+		
+		return descriptors;
+	}
+
+	@Override
+	public AbstractCompilationUnitDescriptor getModuleDescriptor(String qualifiedName, ResolutionContext resolutionContext) {
+		IProject project = getProject(resolutionContext);
+		if (project == null) {
+			return null;			
+		}
+		
+		return getJdtUnitDescriptor(project, qualifiedName);
+	}
+
+	private AbstractCompilationUnitDescriptor getJdtUnitDescriptor(IProject project, String qualifiedName) {
+		URLClassLoader loader = null;
+		try {
+			final IJavaProject javaProject = JavaCore.create(project);
+			IPath projectRelativeOutputPath = javaProject.getOutputLocation().removeFirstSegments(1);
+
+			IPath outputPath = project.getLocation().append(projectRelativeOutputPath);
+			URL outputUrl = outputPath.addTrailingSeparator().toFile().toURI().toURL();
+
+			loader = new URLClassLoader(new URL[] { outputUrl }, this.getClass().getClassLoader());
+
+			Class<?> moduleJavaClass = loader.loadClass(qualifiedName);
+			return new JdtDescriptor(qualifiedName, moduleJavaClass) {
+				@Override
+				protected String getFragment() {
+					return javaProject.getElementName();
+				}
+			};
+
+		} catch (JavaModelException e) {
+			// ignore
+		} catch (MalformedURLException e) {
+			QvtPlugin.error(e);
+		} catch (ClassNotFoundException e) {
+			// ignore
+		} finally {
+			try {
+				if (loader != null) {
+					loader.close();
+				}
+			} catch (IOException e) {
+				QvtPlugin.error(e);
+			}
+		}
+
+		return null;
+	}
+
+	private IProject getProject(ResolutionContext resolutionContext) {
+		IResource resource = URIUtils.getResource(resolutionContext.getURI());
+
+		if (resource == null || !resource.exists()) {
+			return null;
+		}
+
+		return resource.getProject();
+	}
+	
+	private List<String> getAllClasses(IProject project) {
+		final List<String> classes = new ArrayList<String>();
+
+		try {
+			IJavaProject javaProject = JavaCore.create(project);
+			IResource folder = ResourcesPlugin.getWorkspace().getRoot().findMember(javaProject.getOutputLocation());
+			final String folderPath = folder.getFullPath().toString();
+
+			folder.accept(new IResourceProxyVisitor() {
+
+				public boolean visit(IResourceProxy proxy) throws CoreException {
+					if (proxy.getType() == IResource.FOLDER) {
+						return true;
+					}
+					if (proxy.getType() == IResource.FILE) {
+						if (proxy.getName().endsWith(".class")) {
+							String filePath = proxy.requestFullPath().toString();
+							filePath = filePath.substring(0, filePath.length() - 6);
+							if (filePath.startsWith(folderPath)) {
+								filePath = filePath.substring(folderPath.length() + 1);
+							}
+							classes.add(filePath.replace('/', '.'));
+						}
+					}
+					return false;
+				}
+
+			}, IResource.NONE);
+		} catch (CoreException e) {
+			// ignore
+		}
+
+		return classes;
+	}
+	
+	private class JdtDescriptor extends JavaBlackboxProvider.JavaUnitDescriptor {
+		
+		public JdtDescriptor(String unitQualifiedName, Class<?> moduleJavaClass) {
+			super(unitQualifiedName);
+			addModuleHandle(new JdtModuleHandle(unitQualifiedName, moduleJavaClass));
+		}
+		
+		@Override
+		protected String getUnitQuery() {
+			return URI_BLACKBOX_JDT_QUERY;
+		}
+	}
+
+}
diff --git a/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtModuleHandle.java b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtModuleHandle.java
new file mode 100644
index 000000000..ac5e9156c
--- /dev/null
+++ b/plugins/org.eclipse.m2m.qvt.oml.runtime.jdt/src/org/eclipse/m2m/internal/qvt/oml/runtime/jdt/blackbox/JdtModuleHandle.java
@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Christopher Gerking and others.
+ * 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:
+ *     Christopher Gerking - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.m2m.internal.qvt.oml.runtime.jdt.blackbox;
+
+import java.util.Collections;
+import java.util.List;
+
+import org.eclipse.m2m.internal.qvt.oml.blackbox.java.ModuleHandle;
+
+public class JdtModuleHandle extends ModuleHandle {
+	
+	private final Class<?> moduleJavaClass;
+		
+	JdtModuleHandle(String moduleName, Class<?> moduleJavaClass) {
+		super(moduleJavaClass.getName(), moduleName);
+		this.moduleJavaClass = moduleJavaClass;
+	}
+		
+	@Override
+	public List<String> getUsedPackages() {
+		return Collections.emptyList();
+	}
+	
+	@Override
+	public Class<?> getModuleJavaClass() throws ClassNotFoundException {
+		return moduleJavaClass;
+	}
+
+}