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/*******************************************************************************
* Copyright (c) 2005, 2007 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
* Ken Ryall (Nokia) - bug 178731
* Elliott Baron <ebaron@redhat.com> - Modified implementation
*******************************************************************************/
package org.eclipse.linuxtools.profiling.launch;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.eclipse.cdt.core.model.CModelException;
import org.eclipse.cdt.core.model.CoreModel;
import org.eclipse.cdt.core.model.IBinary;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.debug.core.CDebugUtils;
import org.eclipse.cdt.debug.core.ICDTLaunchConfigurationConstants;
import org.eclipse.cdt.ui.CElementLabelProvider;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationType;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.core.ILaunchManager;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.IDebugModelPresentation;
import org.eclipse.debug.ui.ILaunchShortcut;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.window.Window;
import org.eclipse.linuxtools.internal.profiling.launch.Messages;
import org.eclipse.linuxtools.internal.profiling.launch.ProfileLaunchPlugin;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.dialogs.ElementListSelectionDialog;
import org.eclipse.ui.dialogs.TwoPaneElementSelector;
public abstract class ProfileLaunchShortcut implements ILaunchShortcut {
@Override
public void launch(IEditorPart editor, String mode) {
searchAndLaunch(new Object[] { editor.getEditorInput() }, mode);
}
@Override
public void launch(ISelection selection, String mode) {
if (selection instanceof IStructuredSelection) {
searchAndLaunch(((IStructuredSelection) selection).toArray(), mode);
}
}
public void launch(IBinary bin, String mode) {
ILaunchConfiguration config = findLaunchConfiguration(bin, mode);
if (config != null) {
DebugUITools.launch(config, mode);
}
}
/**
* Locate a configuration to relaunch for the given type. If one cannot be found, create one.
* @param bin The binary to look launch for.
* @param mode Launch mode.
*
* @return A re-useable config or <code>null</code> if none.
*/
protected ILaunchConfiguration findLaunchConfiguration(IBinary bin, String mode) {
ILaunchConfiguration configuration = null;
ILaunchConfigurationType configType = getLaunchConfigType();
List<ILaunchConfiguration> candidateConfigs = Collections.emptyList();
try {
ILaunchConfiguration[] configs = DebugPlugin.getDefault().getLaunchManager().getLaunchConfigurations(configType);
candidateConfigs = new ArrayList<>(configs.length);
for (ILaunchConfiguration config : configs) {
IPath programPath = CDebugUtils.getProgramPath(config);
String projectName = CDebugUtils.getProjectName(config);
IPath binPath = bin.getResource().getProjectRelativePath();
if (programPath != null && programPath.equals(binPath)) {
if (projectName != null && projectName.equals(bin.getCProject().getProject().getName())) {
candidateConfigs.add(config);
}
}
}
} catch (CoreException e) {
e.printStackTrace();
}
// If there are no existing configs associated with the IBinary, create one.
// If there is exactly one config associated with the IBinary, return it.
// Otherwise, if there is more than one config associated with the IBinary, prompt the
// user to choose one.
int candidateCount = candidateConfigs.size();
if (candidateCount < 1) {
configuration = createConfiguration(bin);
} else if (candidateCount == 1) {
configuration = candidateConfigs.get(0);
} else {
// Prompt the user to choose a config. A null result means the user
// cancelled the dialog, in which case this method returns null,
// since cancelling the dialog should also cancel launching anything.
configuration = chooseConfiguration(candidateConfigs, mode);
}
return configuration;
}
/**
* Can return <code>getLaunchManager().getLaunchConfigurationType(String ID)</code>.
* This String will be used to identify your configuration type to Eclipse, and should
* be unique.
*
* @return The launch configuration type.
*/
protected abstract ILaunchConfigurationType getLaunchConfigType();
protected abstract void setDefaultProfileAttributes(ILaunchConfigurationWorkingCopy wc) throws CoreException;
/**
* Set default attributes for the given configuration.
*
* @param wc The launch configuration to use as default.
* @since 1.2
*/
public void setDefaultProfileLaunchShortcutAttributes(ILaunchConfigurationWorkingCopy wc){
try {
setDefaultProfileAttributes(wc);
} catch (CoreException e) {
e.printStackTrace();
}
}
protected ILaunchConfiguration createConfiguration(IBinary bin) {
return createConfiguration(bin, true);
}
/**
* Create a launch configuration based on a binary, and optionally
* save it to the underlying resource.
*
* @param bin a representation of a binary
* @param save true if the configuration should be saved to the
* underlying resource, and false if it should not be saved.
* @return a launch configuration generated for the binary.
* @since 1.2
*/
protected ILaunchConfiguration createConfiguration(IBinary bin, boolean save) {
ILaunchConfiguration config = null;
try {
String projectName = bin.getResource().getProjectRelativePath().toString();
ILaunchConfigurationType configType = getLaunchConfigType();
ILaunchConfigurationWorkingCopy wc = configType.newInstance(null, getLaunchManager().generateLaunchConfigurationName(bin.getElementName()));
wc.setAttribute(ICDTLaunchConfigurationConstants.ATTR_PROGRAM_NAME, projectName);
wc.setAttribute(ICDTLaunchConfigurationConstants.ATTR_PROJECT_NAME, bin.getCProject().getElementName());
wc.setMappedResources(new IResource[] {bin.getResource(), bin.getResource().getProject()});
wc.setAttribute(ICDTLaunchConfigurationConstants.ATTR_WORKING_DIRECTORY, (String) null);
setDefaultProfileAttributes(wc);
if (save){
config = wc.doSave();
} else {
config = wc;
}
} catch (CoreException e) {
e.printStackTrace();
}
return config;
}
protected ILaunchManager getLaunchManager() {
return DebugPlugin.getDefault().getLaunchManager();
}
/**
* Search and launch binary.
*
* @param elements Binaries to search.
* @param mode Launch mode.
*/
private void searchAndLaunch(final Object[] elements, String mode) {
if (elements != null && elements.length > 0) {
IBinary bin = null;
if (elements.length == 1 && elements[0] instanceof IBinary) {
bin = (IBinary) elements[0];
} else {
final List<IBinary> results = new ArrayList<>();
ProgressMonitorDialog dialog = new ProgressMonitorDialog(getActiveWorkbenchShell());
IRunnableWithProgress runnable = new IRunnableWithProgress() {
@Override
public void run(IProgressMonitor pm) throws InterruptedException {
int nElements = elements.length;
pm.beginTask(Messages.ProfileLaunchShortcut_Looking_for_executables, nElements);
try {
IProgressMonitor sub = new SubProgressMonitor(pm, 1);
for (int i = 0; i < nElements; i++) {
if (elements[i] instanceof IAdaptable) {
IResource r = ((IAdaptable) elements[i]).getAdapter(IResource.class);
if (r != null) {
ICProject cproject = CoreModel.getDefault().create(r.getProject());
if (cproject != null) {
try {
IBinary[] bins = cproject.getBinaryContainer().getBinaries();
for (IBinary bin : bins) {
if (bin.isExecutable()) {
results.add(bin);
}
}
} catch (CModelException e) {
// TODO should this be simply ignored ?
}
}
}
}
if (pm.isCanceled()) {
throw new InterruptedException();
}
sub.done();
}
} finally {
pm.done();
}
}
};
try {
dialog.run(true, true, runnable);
} catch (InterruptedException e) {
return;
} catch (InvocationTargetException e) {
handleFail(e.getMessage());
return;
}
int count = results.size();
if (count == 0) {
handleFail(Messages.ProfileLaunchShortcut_Binary_not_found);
} else if (count > 1) {
bin = chooseBinary(results, mode);
} else {
bin = results.get(0);
}
}
if (bin != null) {
launch(bin, mode);
}
} else {
handleFail(Messages.ProfileLaunchShortcut_no_project_selected);
}
}
protected void handleFail(String message) {
MessageDialog.openError(getActiveWorkbenchShell(), Messages.ProfileLaunchShortcut_Launcher, message);
}
/**
* Prompts the user to select a binary
* @param binList The list of binaries.
* @param mode Old and not used parameter.
*
* @return the selected binary or <code>null</code> if none.
*/
// TODO remove unused mode parameter for 4.0
protected IBinary chooseBinary(List<IBinary> binList, String mode) {
ILabelProvider programLabelProvider = new CElementLabelProvider() {
@Override
public String getText(Object element) {
if (element instanceof IBinary) {
return ((IBinary)element).getPath().lastSegment();
}
return super.getText(element);
}
};
ILabelProvider qualifierLabelProvider = new CElementLabelProvider() {
@Override
public String getText(Object element) {
if (element instanceof IBinary) {
IBinary bin = (IBinary)element;
StringBuilder name = new StringBuilder();
name.append(bin.getCPU() + (bin.isLittleEndian() ? "le" : "be")); //$NON-NLS-1$ //$NON-NLS-2$
name.append(" - "); //$NON-NLS-1$
name.append(bin.getPath().toString());
return name.toString();
}
return super.getText(element);
}
};
TwoPaneElementSelector dialog = new TwoPaneElementSelector(getActiveWorkbenchShell(), programLabelProvider, qualifierLabelProvider);
dialog.setElements(binList.toArray());
dialog.setTitle(Messages.ProfileLaunchShortcut_Profile);
dialog.setMessage(Messages.ProfileLaunchShortcut_Choose_a_local_application);
dialog.setUpperListLabel(Messages.ProfileLaunchShortcut_Binaries);
dialog.setLowerListLabel(Messages.ProfileLaunchShortcut_Qualifier);
dialog.setMultipleSelection(false);
if (dialog.open() == Window.OK) {
return (IBinary) dialog.getFirstResult();
}
return null;
}
/**
* Show a selection dialog that allows the user to choose one of the specified
* launch configurations.
* @param configList The list of launch configurations to choose from.
* @param mode Currently unused.
* @return The chosen config, or <code>null</code> if the user cancelled the dialog.
*/
// TODO remove not used mode parameter for 4.0.
protected ILaunchConfiguration chooseConfiguration(List<ILaunchConfiguration> configList, String mode) {
IDebugModelPresentation labelProvider = DebugUITools.newDebugModelPresentation();
ElementListSelectionDialog dialog = new ElementListSelectionDialog(getActiveWorkbenchShell(), labelProvider);
dialog.setElements(configList.toArray());
dialog.setTitle(Messages.ProfileLaunchShortcut_Launch_Configuration_Selection);
dialog.setMessage(Messages.ProfileLaunchShortcut_Choose_a_launch_configuration);
dialog.setMultipleSelection(false);
int result = dialog.open();
labelProvider.dispose();
if (result == Window.OK) {
return (ILaunchConfiguration) dialog.getFirstResult();
}
return null;
}
protected Shell getActiveWorkbenchShell() {
return ProfileLaunchPlugin.getActiveWorkbenchShell();
}
}