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authorUwe Stieber2013-06-04 11:48:32 +0000
committerUwe Stieber2013-06-04 11:48:32 +0000
commitab6216d11d0b1c11a315de8a092a812a29c97e19 (patch)
tree5a134e0b0f40ac02df011093f132c82760caab51 /target_explorer
parent5f9d0137a3a16a9a70c2bd18990f3d95e8624bba (diff)
downloadorg.eclipse.tcf-ab6216d11d0b1c11a315de8a092a812a29c97e19.tar.gz
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Target Explorer: Fix an endless loop
Diffstat (limited to 'target_explorer')
-rw-r--r--target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/selection/LaunchSelectionManager.java810
1 files changed, 405 insertions, 405 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/selection/LaunchSelectionManager.java b/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/selection/LaunchSelectionManager.java
index 3543a4216..ecf638082 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/selection/LaunchSelectionManager.java
+++ b/target_explorer/plugins/org.eclipse.tcf.te.launch.ui/src/org/eclipse/tcf/te/launch/ui/selection/LaunchSelectionManager.java
@@ -1,405 +1,405 @@
-/*******************************************************************************
- * Copyright (c) 2012 Wind River Systems, Inc. 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:
- * Wind River Systems - initial API and implementation
- *******************************************************************************/
-package org.eclipse.tcf.te.launch.ui.selection;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-
-import org.eclipse.cdt.utils.elf.Elf.Attribute;
-import org.eclipse.core.resources.IFile;
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.runtime.IAdaptable;
-import org.eclipse.core.runtime.IPath;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.core.runtime.Status;
-import org.eclipse.debug.core.ILaunchConfigurationType;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.osgi.util.NLS;
-import org.eclipse.tcf.te.core.cdt.elf.ElfUtils;
-import org.eclipse.tcf.te.launch.core.selection.LaunchSelection;
-import org.eclipse.tcf.te.launch.core.selection.ProjectSelectionContext;
-import org.eclipse.tcf.te.launch.core.selection.RemoteSelectionContext;
-import org.eclipse.tcf.te.launch.core.selection.interfaces.ILaunchSelection;
-import org.eclipse.tcf.te.launch.core.selection.interfaces.ISelectionContext;
-import org.eclipse.tcf.te.launch.ui.activator.UIPlugin;
-import org.eclipse.tcf.te.launch.ui.model.LaunchNode;
-import org.eclipse.tcf.te.launch.ui.nls.Messages;
-import org.eclipse.tcf.te.runtime.model.interfaces.IModelNode;
-import org.eclipse.tcf.te.runtime.model.interfaces.IModelNodeProvider;
-import org.eclipse.tcf.te.runtime.services.ServiceManager;
-import org.eclipse.tcf.te.runtime.services.interfaces.IPropertiesAccessService;
-import org.eclipse.ui.IWorkbenchWindow;
-import org.eclipse.ui.PlatformUI;
-
-/**
- * Launch selection manager implementation.
- */
-public class LaunchSelectionManager {
- /**
- * Part id: Target Explorer view
- */
- public static final String PART_ID_TE_VIEW = "org.eclipse.tcf.te.ui.views.View"; //$NON-NLS-1$
-
- /**
- * Part id: Project Explorer view
- */
- public static final String PART_ID_PROJECT_VIEW = "org.eclipse.ui.navigator.ProjectExplorer"; //$NON-NLS-1$
-
- /**
- * Part id: Debug view
- */
- public static final String PART_ID_DEBUG_VIEW = "org.eclipse.debug.ui.DebugView"; //$NON-NLS-1$
-
- // Remember the last remote context and project selections.
- // <p>
- // Some operations to determine the corresponding selection contexts may consume
- // a lot of time. Avoid to redo them if not really needed.
- private IStructuredSelection lastRemoteCtxInputSelection = null;
- private Map<IModelNode, Set<IModelNode>> lastRemoteCtxOutputSelections = null;
- private IStructuredSelection lastProjectInputSelection = null;
- private long lastProjectHash = 0;
- private Map<IProject, Set<IPath>> lastProjectOutputSelections = null;
-
- /*
- * Thread save singleton instance creation.
- */
- private static class LazyInstanceHolder {
- public static LaunchSelectionManager instance = new LaunchSelectionManager();
- }
-
- /**
- * Returns the singleton instance for the manager.
- */
- public static LaunchSelectionManager getInstance() {
- return LazyInstanceHolder.instance;
- }
-
- /**
- * Constructor.
- */
- LaunchSelectionManager() {
- }
-
- /**
- * Returns a launch selection for the given launch mode and a preferred part.
- *
- * @param type The launch configuration type or <code>null</code>, to determine defaults.
- * @param mode The launch mode to generate the launch selection for.
- * @param preferredPartId The part id whose selections should be preferred. Can be <code>null</code>.
- * @return A launch selection.
- */
- public ILaunchSelection getLaunchSelection(ILaunchConfigurationType type, String mode, String preferredPartId) {
- return new LaunchSelection(mode, getSelectionContexts(type, mode, preferredPartId));
- }
-
- private ISelectionContext[] getSelectionContexts(ILaunchConfigurationType type, String mode, String preferredPartId) {
- List<ISelectionContext> contexts = new ArrayList<ISelectionContext>();
-
- // Get the selected remote contexts
- contexts.addAll(getSelectionContextsFor(PART_ID_TE_VIEW, type, mode, PART_ID_TE_VIEW.equalsIgnoreCase(preferredPartId)));
-
- // Get the selected project contexts
- contexts.addAll(getSelectionContextsFor(PART_ID_PROJECT_VIEW, type, mode, PART_ID_PROJECT_VIEW.equalsIgnoreCase(preferredPartId)));
-
- return contexts.toArray(new ISelectionContext[contexts.size()]);
- }
-
- public List<ISelectionContext> getSelectionContextsFor(String partId, ILaunchConfigurationType type, String mode, boolean preferedPart) {
- List<ISelectionContext> contexts = new ArrayList<ISelectionContext>();
-
- if (PART_ID_TE_VIEW.equalsIgnoreCase(partId)) {
- // Get the selected remote contexts
- Map<IModelNode, Set<IModelNode>> remoteCtxSelections = getRemoteCtxSelections(getPartSelection(PART_ID_TE_VIEW));
-
- for (Entry<IModelNode, Set<IModelNode>> remoteCtx : remoteCtxSelections.entrySet()) {
- contexts.add(new RemoteSelectionContext(remoteCtx.getKey(), remoteCtx.getValue().toArray(), preferedPart));
- }
- }
- else if (PART_ID_PROJECT_VIEW.equalsIgnoreCase(partId)) {
-
- // Get the selected project contexts
- Map<IProject, Set<IPath>> projectSelections = getProjectSelections(getPartSelection(PART_ID_PROJECT_VIEW), true);
- for (Entry<IProject, Set<IPath>> prj : projectSelections.entrySet()) {
- contexts.add(new ProjectSelectionContext(prj.getKey(), prj.getValue().toArray(), preferedPart));
- }
- }
-
- return contexts;
- }
-
- /**
- * Analyze the given UI selection and extract the remote context selection from it.
- *
- * @param structSel The UI selection or <code>null</code>.
- * @return The remote context selections or an empty map.
- */
- private Map<IModelNode, Set<IModelNode>> getRemoteCtxSelections(IStructuredSelection structSel) {
- if (structSel != null && structSel.equals(lastRemoteCtxInputSelection) && lastRemoteCtxOutputSelections != null) {
- return lastRemoteCtxOutputSelections;
- }
-
- Map<IModelNode, Set<IModelNode>> remoteCtxSelections = new HashMap<IModelNode, Set<IModelNode>>();
- if (structSel != null && !structSel.isEmpty()) {
- for (Object sel : structSel.toArray()) {
- IModelNode remoteCtx = null;
- IModelNode node = null;
-
- if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IModelNode) {
- node = (IModelNode)((LaunchNode)sel).getModel().getModelRoot();
- }
- else if (sel instanceof IModelNodeProvider) {
- node = ((IModelNodeProvider)sel).getModelNode();
- } else if (sel instanceof IModelNode) {
- node = (IModelNode)sel;
- }
-
- if (node != null) {
- IPropertiesAccessService service = ServiceManager.getInstance().getService(node, IPropertiesAccessService.class);
- if (service != null) {
- remoteCtx = node;
- IModelNode parent = (IModelNode)service.getParent(node);
- while (parent != null) {
- remoteCtx = parent;
- parent = (IModelNode)service.getParent(node);
- }
- }
- }
-
- Set<IModelNode> nodes;
- if (remoteCtx != null) {
- if (!remoteCtxSelections.containsKey(remoteCtx)) {
- nodes = new HashSet<IModelNode>();
- remoteCtxSelections.put(remoteCtx, nodes);
- }
- else {
- nodes = remoteCtxSelections.get(remoteCtx);
- }
- if (node != null) {
- nodes.add(node);
- }
- }
- }
- }
-
- lastRemoteCtxInputSelection = structSel;
- lastRemoteCtxOutputSelections = remoteCtxSelections;
-
- return lastRemoteCtxOutputSelections;
- }
-
- /**
- * Calculates a hash code based on the determined projects of
- * the given UI selection.
- *
- * @param structSel The UI selection or <code>null</code>.
- * @return The calculated hash code.
- */
- private long getProjectHash(IStructuredSelection structSel) {
- long hash = 0;
- if (structSel != null) {
- List<IProject> projects = new ArrayList<IProject>();
- for (Object sel : structSel.toArray()) {
- IProject prj = null;
- IResource resource = null;
-
- if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IResource) {
- sel = ((LaunchNode)sel).getModel().getModelRoot();
- }
-
- // If the selection is not an IResource itself, try to adapt to it.
- // This will possibly trigger an plugin activation on loadAdapter(...).
- if (sel instanceof IProject) {
- prj = (IProject)sel;
- }
- else {
- if (sel instanceof IResource) {
- resource = (IResource)sel;
- }
- else if (sel instanceof IAdaptable) {
- resource = (IResource)((IAdaptable)sel).getAdapter(IResource.class);
- }
- else {
- resource = (IResource)Platform.getAdapterManager().loadAdapter(sel, IResource.class.getName());
- }
-
- // Get the project from the resource
- prj = resource != null ? resource.getProject() : null;
- }
-
- // If the project could be determined, add the project's
- // hash code to the cumulative hash code.
- if (prj != null && !projects.contains(prj)) {
- projects.add(prj);
- hash += prj.hashCode();
- }
- else {
- hash += sel.hashCode();
- }
- }
-
- projects.clear();
- }
- return hash;
- }
-
- /**
- * Analyze the given UI selection and extract the project selection from it.
- *
- * @param structSel The UI selection or <code>null</code>.
- * @param storeToCache If <code>true</code> the project selection will be cached.
- *
- * @return The project context selection or an empty map.
- */
- public Map<IProject, Set<IPath>> getProjectSelections(IStructuredSelection selection, boolean storeToCache) {
- long projectHash = 0;
- if (selection != null && selection.equals(lastProjectInputSelection) &&
- lastProjectOutputSelections != null) {
- projectHash = getProjectHash(selection);
- if (lastProjectHash == 0 || lastProjectHash == projectHash) {
- return lastProjectOutputSelections;
- }
- }
-
- Map<IProject, Set<IPath>> projectSelections = new HashMap<IProject, Set<IPath>>();
- if (selection != null && !selection.isEmpty()) {
- for (Object sel : selection.toArray()) {
- IProject prj = null;
- IPath location = null;
-
- if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IProject) {
- prj = (IProject)((LaunchNode)sel).getModel().getModelRoot();
- }
- else if (sel instanceof IProject) {
- prj = (IProject)sel;
- }
- else if (sel instanceof IFile) {
- IFile file = (IFile)sel;
- prj = file.getProject();
- if (getLocation(file) != null) {
- File filePath = getLocation(file).toFile();
- try {
- int elfType = ElfUtils.getELFType(filePath);
- if (file.exists() &&
- (elfType == Attribute.ELF_TYPE_EXE || elfType == Attribute.ELF_TYPE_OBJ)) {
- location = file.getLocation();
- }
- }
- catch (IOException e) {
- if (Platform.inDebugMode()) {
- IStatus status = new Status(IStatus.ERROR, UIPlugin.getUniqueIdentifier(),
- NLS.bind(Messages.LaunchSelectionManager_error_failedToDetermineElfType, filePath.getAbsolutePath()), e);
- UIPlugin.getDefault().getLog().log(status);
- }
- }
- }
- } else {
- // Try to adapt the selection to an resource
- IResource resource = (IResource)Platform.getAdapterManager().loadAdapter(sel, IResource.class.getName());
- if (resource != null) {
- prj = resource.getProject();
- location = getLocation(resource);
- if (location != null) {
- try {
- int elfType = ElfUtils.getELFType(location.toFile());
- if (elfType != Attribute.ELF_TYPE_EXE && elfType != Attribute.ELF_TYPE_OBJ) {
- location = null;
- }
- }
- catch (Exception e) {
- if (Platform.inDebugMode()) {
- IStatus status = new Status(IStatus.ERROR, UIPlugin.getUniqueIdentifier(),
- NLS.bind(Messages.LaunchSelectionManager_error_failedToDetermineElfType, location.toFile().getAbsolutePath()), e);
- UIPlugin.getDefault().getLog().log(status);
- }
- location = null;
- }
- }
- }
- }
-
- if (prj != null && (location == null || location.toFile().isDirectory())) {
- // Try to get it from the build targets
- location = getFirstExeLocation(prj);
- }
-
- Set<IPath> nodes;
- if (prj != null) {
- if (!projectSelections.containsKey(prj)) {
- nodes = new HashSet<IPath>();
- projectSelections.put(prj, nodes);
- }
- else {
- nodes = projectSelections.get(prj);
- }
- if (location != null) {
- nodes.add(location);
- }
- }
- }
- }
-
- if (storeToCache) {
- lastProjectInputSelection = selection;
- lastProjectHash = projectHash != 0 ? projectHash : getProjectHash(selection);
- lastProjectOutputSelections = projectSelections;
- }
-
- return storeToCache ? lastProjectOutputSelections : projectSelections;
- }
-
- /**
- * Get the selection of a workbench part.
- * <p>
- * <b>Note:</b> This method will return null if called from a non-UI thread!
- *
- * @param partId The part id. Must not be <code>null</code>.
- * @return The structured selection if the workbench part or <code>null</code>.
- */
- public static IStructuredSelection getPartSelection(String partId) {
- IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
- if (partId != null && window != null && window.getActivePage() != null) {
- ISelection sel = window.getActivePage().getSelection(partId);
-
- if (sel instanceof IStructuredSelection) {
- return (IStructuredSelection)sel;
- }
- }
- return null;
- }
-
- /**
- * Return the location on the file system of the first executable
- * build-target found in the given project. Existing build-targets have
- * precedence over non-existing build targets.
- *
- * @param prj The project. Must not be <code>null</code>
- * @return IPath The first found executable or <code>null</code>.
- */
- public IPath getFirstExeLocation(IProject prj) {
- return null;
- }
-
- /*
- * Get the location of an IResource or null.
- */
- private IPath getLocation(IResource resource) {
- return (resource != null) ? resource.getLocation() : null;
- }
-}
+/*******************************************************************************
+ * Copyright (c) 2012 Wind River Systems, Inc. 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.launch.ui.selection;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+
+import org.eclipse.cdt.utils.elf.Elf.Attribute;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.debug.core.ILaunchConfigurationType;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.osgi.util.NLS;
+import org.eclipse.tcf.te.core.cdt.elf.ElfUtils;
+import org.eclipse.tcf.te.launch.core.selection.LaunchSelection;
+import org.eclipse.tcf.te.launch.core.selection.ProjectSelectionContext;
+import org.eclipse.tcf.te.launch.core.selection.RemoteSelectionContext;
+import org.eclipse.tcf.te.launch.core.selection.interfaces.ILaunchSelection;
+import org.eclipse.tcf.te.launch.core.selection.interfaces.ISelectionContext;
+import org.eclipse.tcf.te.launch.ui.activator.UIPlugin;
+import org.eclipse.tcf.te.launch.ui.model.LaunchNode;
+import org.eclipse.tcf.te.launch.ui.nls.Messages;
+import org.eclipse.tcf.te.runtime.model.interfaces.IModelNode;
+import org.eclipse.tcf.te.runtime.model.interfaces.IModelNodeProvider;
+import org.eclipse.tcf.te.runtime.services.ServiceManager;
+import org.eclipse.tcf.te.runtime.services.interfaces.IPropertiesAccessService;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * Launch selection manager implementation.
+ */
+public class LaunchSelectionManager {
+ /**
+ * Part id: Target Explorer view
+ */
+ public static final String PART_ID_TE_VIEW = "org.eclipse.tcf.te.ui.views.View"; //$NON-NLS-1$
+
+ /**
+ * Part id: Project Explorer view
+ */
+ public static final String PART_ID_PROJECT_VIEW = "org.eclipse.ui.navigator.ProjectExplorer"; //$NON-NLS-1$
+
+ /**
+ * Part id: Debug view
+ */
+ public static final String PART_ID_DEBUG_VIEW = "org.eclipse.debug.ui.DebugView"; //$NON-NLS-1$
+
+ // Remember the last remote context and project selections.
+ // <p>
+ // Some operations to determine the corresponding selection contexts may consume
+ // a lot of time. Avoid to redo them if not really needed.
+ private IStructuredSelection lastRemoteCtxInputSelection = null;
+ private Map<IModelNode, Set<IModelNode>> lastRemoteCtxOutputSelections = null;
+ private IStructuredSelection lastProjectInputSelection = null;
+ private long lastProjectHash = 0;
+ private Map<IProject, Set<IPath>> lastProjectOutputSelections = null;
+
+ /*
+ * Thread save singleton instance creation.
+ */
+ private static class LazyInstanceHolder {
+ public static LaunchSelectionManager instance = new LaunchSelectionManager();
+ }
+
+ /**
+ * Returns the singleton instance for the manager.
+ */
+ public static LaunchSelectionManager getInstance() {
+ return LazyInstanceHolder.instance;
+ }
+
+ /**
+ * Constructor.
+ */
+ LaunchSelectionManager() {
+ }
+
+ /**
+ * Returns a launch selection for the given launch mode and a preferred part.
+ *
+ * @param type The launch configuration type or <code>null</code>, to determine defaults.
+ * @param mode The launch mode to generate the launch selection for.
+ * @param preferredPartId The part id whose selections should be preferred. Can be <code>null</code>.
+ * @return A launch selection.
+ */
+ public ILaunchSelection getLaunchSelection(ILaunchConfigurationType type, String mode, String preferredPartId) {
+ return new LaunchSelection(mode, getSelectionContexts(type, mode, preferredPartId));
+ }
+
+ private ISelectionContext[] getSelectionContexts(ILaunchConfigurationType type, String mode, String preferredPartId) {
+ List<ISelectionContext> contexts = new ArrayList<ISelectionContext>();
+
+ // Get the selected remote contexts
+ contexts.addAll(getSelectionContextsFor(PART_ID_TE_VIEW, type, mode, PART_ID_TE_VIEW.equalsIgnoreCase(preferredPartId)));
+
+ // Get the selected project contexts
+ contexts.addAll(getSelectionContextsFor(PART_ID_PROJECT_VIEW, type, mode, PART_ID_PROJECT_VIEW.equalsIgnoreCase(preferredPartId)));
+
+ return contexts.toArray(new ISelectionContext[contexts.size()]);
+ }
+
+ public List<ISelectionContext> getSelectionContextsFor(String partId, ILaunchConfigurationType type, String mode, boolean preferedPart) {
+ List<ISelectionContext> contexts = new ArrayList<ISelectionContext>();
+
+ if (PART_ID_TE_VIEW.equalsIgnoreCase(partId)) {
+ // Get the selected remote contexts
+ Map<IModelNode, Set<IModelNode>> remoteCtxSelections = getRemoteCtxSelections(getPartSelection(PART_ID_TE_VIEW));
+
+ for (Entry<IModelNode, Set<IModelNode>> remoteCtx : remoteCtxSelections.entrySet()) {
+ contexts.add(new RemoteSelectionContext(remoteCtx.getKey(), remoteCtx.getValue().toArray(), preferedPart));
+ }
+ }
+ else if (PART_ID_PROJECT_VIEW.equalsIgnoreCase(partId)) {
+
+ // Get the selected project contexts
+ Map<IProject, Set<IPath>> projectSelections = getProjectSelections(getPartSelection(PART_ID_PROJECT_VIEW), true);
+ for (Entry<IProject, Set<IPath>> prj : projectSelections.entrySet()) {
+ contexts.add(new ProjectSelectionContext(prj.getKey(), prj.getValue().toArray(), preferedPart));
+ }
+ }
+
+ return contexts;
+ }
+
+ /**
+ * Analyze the given UI selection and extract the remote context selection from it.
+ *
+ * @param structSel The UI selection or <code>null</code>.
+ * @return The remote context selections or an empty map.
+ */
+ private Map<IModelNode, Set<IModelNode>> getRemoteCtxSelections(IStructuredSelection structSel) {
+ if (structSel != null && structSel.equals(lastRemoteCtxInputSelection) && lastRemoteCtxOutputSelections != null) {
+ return lastRemoteCtxOutputSelections;
+ }
+
+ Map<IModelNode, Set<IModelNode>> remoteCtxSelections = new HashMap<IModelNode, Set<IModelNode>>();
+ if (structSel != null && !structSel.isEmpty()) {
+ for (Object sel : structSel.toArray()) {
+ IModelNode remoteCtx = null;
+ IModelNode node = null;
+
+ if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IModelNode) {
+ node = (IModelNode)((LaunchNode)sel).getModel().getModelRoot();
+ }
+ else if (sel instanceof IModelNodeProvider) {
+ node = ((IModelNodeProvider)sel).getModelNode();
+ } else if (sel instanceof IModelNode) {
+ node = (IModelNode)sel;
+ }
+
+ if (node != null) {
+ IPropertiesAccessService service = ServiceManager.getInstance().getService(node, IPropertiesAccessService.class);
+ if (service != null) {
+ remoteCtx = node;
+ IModelNode parent = (IModelNode)service.getParent(node);
+ while (parent != null) {
+ remoteCtx = parent;
+ parent = (IModelNode)service.getParent(parent);
+ }
+ }
+ }
+
+ Set<IModelNode> nodes;
+ if (remoteCtx != null) {
+ if (!remoteCtxSelections.containsKey(remoteCtx)) {
+ nodes = new HashSet<IModelNode>();
+ remoteCtxSelections.put(remoteCtx, nodes);
+ }
+ else {
+ nodes = remoteCtxSelections.get(remoteCtx);
+ }
+ if (node != null) {
+ nodes.add(node);
+ }
+ }
+ }
+ }
+
+ lastRemoteCtxInputSelection = structSel;
+ lastRemoteCtxOutputSelections = remoteCtxSelections;
+
+ return lastRemoteCtxOutputSelections;
+ }
+
+ /**
+ * Calculates a hash code based on the determined projects of
+ * the given UI selection.
+ *
+ * @param structSel The UI selection or <code>null</code>.
+ * @return The calculated hash code.
+ */
+ private long getProjectHash(IStructuredSelection structSel) {
+ long hash = 0;
+ if (structSel != null) {
+ List<IProject> projects = new ArrayList<IProject>();
+ for (Object sel : structSel.toArray()) {
+ IProject prj = null;
+ IResource resource = null;
+
+ if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IResource) {
+ sel = ((LaunchNode)sel).getModel().getModelRoot();
+ }
+
+ // If the selection is not an IResource itself, try to adapt to it.
+ // This will possibly trigger an plugin activation on loadAdapter(...).
+ if (sel instanceof IProject) {
+ prj = (IProject)sel;
+ }
+ else {
+ if (sel instanceof IResource) {
+ resource = (IResource)sel;
+ }
+ else if (sel instanceof IAdaptable) {
+ resource = (IResource)((IAdaptable)sel).getAdapter(IResource.class);
+ }
+ else {
+ resource = (IResource)Platform.getAdapterManager().loadAdapter(sel, IResource.class.getName());
+ }
+
+ // Get the project from the resource
+ prj = resource != null ? resource.getProject() : null;
+ }
+
+ // If the project could be determined, add the project's
+ // hash code to the cumulative hash code.
+ if (prj != null && !projects.contains(prj)) {
+ projects.add(prj);
+ hash += prj.hashCode();
+ }
+ else {
+ hash += sel.hashCode();
+ }
+ }
+
+ projects.clear();
+ }
+ return hash;
+ }
+
+ /**
+ * Analyze the given UI selection and extract the project selection from it.
+ *
+ * @param structSel The UI selection or <code>null</code>.
+ * @param storeToCache If <code>true</code> the project selection will be cached.
+ *
+ * @return The project context selection or an empty map.
+ */
+ public Map<IProject, Set<IPath>> getProjectSelections(IStructuredSelection selection, boolean storeToCache) {
+ long projectHash = 0;
+ if (selection != null && selection.equals(lastProjectInputSelection) &&
+ lastProjectOutputSelections != null) {
+ projectHash = getProjectHash(selection);
+ if (lastProjectHash == 0 || lastProjectHash == projectHash) {
+ return lastProjectOutputSelections;
+ }
+ }
+
+ Map<IProject, Set<IPath>> projectSelections = new HashMap<IProject, Set<IPath>>();
+ if (selection != null && !selection.isEmpty()) {
+ for (Object sel : selection.toArray()) {
+ IProject prj = null;
+ IPath location = null;
+
+ if (sel instanceof LaunchNode && ((LaunchNode)sel).getModel().getModelRoot() instanceof IProject) {
+ prj = (IProject)((LaunchNode)sel).getModel().getModelRoot();
+ }
+ else if (sel instanceof IProject) {
+ prj = (IProject)sel;
+ }
+ else if (sel instanceof IFile) {
+ IFile file = (IFile)sel;
+ prj = file.getProject();
+ if (getLocation(file) != null) {
+ File filePath = getLocation(file).toFile();
+ try {
+ int elfType = ElfUtils.getELFType(filePath);
+ if (file.exists() &&
+ (elfType == Attribute.ELF_TYPE_EXE || elfType == Attribute.ELF_TYPE_OBJ)) {
+ location = file.getLocation();
+ }
+ }
+ catch (IOException e) {
+ if (Platform.inDebugMode()) {
+ IStatus status = new Status(IStatus.ERROR, UIPlugin.getUniqueIdentifier(),
+ NLS.bind(Messages.LaunchSelectionManager_error_failedToDetermineElfType, filePath.getAbsolutePath()), e);
+ UIPlugin.getDefault().getLog().log(status);
+ }
+ }
+ }
+ } else {
+ // Try to adapt the selection to an resource
+ IResource resource = (IResource)Platform.getAdapterManager().loadAdapter(sel, IResource.class.getName());
+ if (resource != null) {
+ prj = resource.getProject();
+ location = getLocation(resource);
+ if (location != null) {
+ try {
+ int elfType = ElfUtils.getELFType(location.toFile());
+ if (elfType != Attribute.ELF_TYPE_EXE && elfType != Attribute.ELF_TYPE_OBJ) {
+ location = null;
+ }
+ }
+ catch (Exception e) {
+ if (Platform.inDebugMode()) {
+ IStatus status = new Status(IStatus.ERROR, UIPlugin.getUniqueIdentifier(),
+ NLS.bind(Messages.LaunchSelectionManager_error_failedToDetermineElfType, location.toFile().getAbsolutePath()), e);
+ UIPlugin.getDefault().getLog().log(status);
+ }
+ location = null;
+ }
+ }
+ }
+ }
+
+ if (prj != null && (location == null || location.toFile().isDirectory())) {
+ // Try to get it from the build targets
+ location = getFirstExeLocation(prj);
+ }
+
+ Set<IPath> nodes;
+ if (prj != null) {
+ if (!projectSelections.containsKey(prj)) {
+ nodes = new HashSet<IPath>();
+ projectSelections.put(prj, nodes);
+ }
+ else {
+ nodes = projectSelections.get(prj);
+ }
+ if (location != null) {
+ nodes.add(location);
+ }
+ }
+ }
+ }
+
+ if (storeToCache) {
+ lastProjectInputSelection = selection;
+ lastProjectHash = projectHash != 0 ? projectHash : getProjectHash(selection);
+ lastProjectOutputSelections = projectSelections;
+ }
+
+ return storeToCache ? lastProjectOutputSelections : projectSelections;
+ }
+
+ /**
+ * Get the selection of a workbench part.
+ * <p>
+ * <b>Note:</b> This method will return null if called from a non-UI thread!
+ *
+ * @param partId The part id. Must not be <code>null</code>.
+ * @return The structured selection if the workbench part or <code>null</code>.
+ */
+ public static IStructuredSelection getPartSelection(String partId) {
+ IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
+ if (partId != null && window != null && window.getActivePage() != null) {
+ ISelection sel = window.getActivePage().getSelection(partId);
+
+ if (sel instanceof IStructuredSelection) {
+ return (IStructuredSelection)sel;
+ }
+ }
+ return null;
+ }
+
+ /**
+ * Return the location on the file system of the first executable
+ * build-target found in the given project. Existing build-targets have
+ * precedence over non-existing build targets.
+ *
+ * @param prj The project. Must not be <code>null</code>
+ * @return IPath The first found executable or <code>null</code>.
+ */
+ public IPath getFirstExeLocation(IProject prj) {
+ return null;
+ }
+
+ /*
+ * Get the location of an IResource or null.
+ */
+ private IPath getLocation(IResource resource) {
+ return (resource != null) ? resource.getLocation() : null;
+ }
+}

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