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/*********************************************************************
* Copyright (c) 2009, 2012 SpringSource, a division of VMware, Inc.
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
**********************************************************************/
package org.eclipse.virgo.ide.jdt.internal.ui.properties;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jdt.core.IClasspathAttribute;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.ui.ISharedImages;
import org.eclipse.jdt.ui.JavaUI;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTableViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerComparator;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.dialogs.PropertyPage;
import org.eclipse.ui.internal.dialogs.DialogUtil;
import org.eclipse.virgo.ide.module.core.ServerModuleDelegate;
/**
* {@link PropertyPage} implementation that enables the user to configure java source folders that are pure test
* folders.
*
* @author Christian Dupuis
* @since 1.0.1
*/
@SuppressWarnings("restriction")
public class TestSourceFolderPreferencePage extends PropertyPage {
private IProject project;
private boolean modified = false;
private CheckboxTableViewer listViewer;
private static final int PROJECT_LIST_MULTIPLIER = 30;
protected Control createContents(Composite parent) {
Font font = parent.getFont();
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
composite.setLayout(layout);
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
composite.setFont(font);
initialize();
Label description = createDescriptionLabel(composite);
description.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, false));
listViewer = CheckboxTableViewer.newCheckList(composite, SWT.TOP | SWT.BORDER);
listViewer.getTable().setFont(font);
GridData data = new GridData(GridData.FILL_BOTH);
data.grabExcessHorizontalSpace = true;
if (project != null && !project.isOpen())
listViewer.getControl().setEnabled(false);
// Only set a height hint if it will not result in a cut off dialog
if (DialogUtil.inRegularFontMode(parent)) {
data.heightHint = getDefaultFontHeight(listViewer.getTable(), PROJECT_LIST_MULTIPLIER);
}
listViewer.getTable().setLayoutData(data);
listViewer.getTable().setFont(font);
listViewer.setLabelProvider(new ClasspathEntryLabelProvider());
listViewer.setContentProvider(new ClasspathEntryContentProvider());
listViewer.setComparator(new ViewerComparator());
listViewer.setInput(project);
listViewer.setCheckedElements(ServerModuleDelegate.getSourceClasspathEntries(project, true).toArray());
// check for initial modification to avoid work if no changes are made
listViewer.addCheckStateListener(new ICheckStateListener() {
public void checkStateChanged(CheckStateChangedEvent event) {
modified = true;
}
});
return composite;
}
private static int getDefaultFontHeight(Control control, int lines) {
FontData[] viewerFontData = control.getFont().getFontData();
int fontHeight = 10;
// If we have no font data use our guess
if (viewerFontData.length > 0) {
fontHeight = viewerFontData[0].getHeight();
}
return lines * fontHeight;
}
private void initialize() {
project = (IProject) getElement().getAdapter(IResource.class);
noDefaultAndApplyButton();
setDescription(
"Select Java source folders that contain unit and integration test classes.\nThe contents of those test folders will not get deployed to any server runtime.");
}
public boolean performOk() {
if (!modified) {
return true;
}
try {
List<IClasspathEntry> entries = new ArrayList<IClasspathEntry>();
for (IClasspathEntry entry : JavaCore.create(project).getRawClasspath()) {
if (entry.getEntryKind() == IClasspathEntry.CPE_SOURCE) {
Set<IClasspathAttribute> attrs = new HashSet<IClasspathAttribute>();
for (IClasspathAttribute attr : entry.getExtraAttributes()) {
if (!attr.getName().equals(ServerModuleDelegate.TEST_CLASSPATH_ENTRY_ATTRIBUTE)) {
attrs.add(attr);
}
}
attrs.add(getClasspathAttribute(entry));
entries.add(JavaCore.newSourceEntry(entry.getPath(), entry.getInclusionPatterns(), entry.getExclusionPatterns(),
entry.getOutputLocation(), (IClasspathAttribute[]) attrs.toArray(new IClasspathAttribute[attrs.size()])));
} else {
entries.add(entry);
}
}
JavaCore.create(project).setRawClasspath((IClasspathEntry[]) entries.toArray(new IClasspathEntry[entries.size()]),
new NullProgressMonitor());
} catch (JavaModelException e) {
}
return true;
}
private IClasspathAttribute getClasspathAttribute(IClasspathEntry entry) {
IClasspathAttribute testFolderAttribute = JavaCore.newClasspathAttribute(ServerModuleDelegate.TEST_CLASSPATH_ENTRY_ATTRIBUTE, "true"); //$NON-NLS-1$
IClasspathAttribute sourceFolderAttribute = JavaCore.newClasspathAttribute(ServerModuleDelegate.TEST_CLASSPATH_ENTRY_ATTRIBUTE, "false"); //$NON-NLS-1$
Object[] testFolders = listViewer.getCheckedElements();
for (Object testFolder : testFolders) {
if (((IClasspathEntry) testFolder).getPath().equals(entry.getPath())) {
return testFolderAttribute;
}
}
return sourceFolderAttribute;
}
class ClasspathEntryLabelProvider implements ILabelProvider {
public Image getImage(Object element) {
return JavaUI.getSharedImages().getImage(ISharedImages.IMG_OBJS_PACKFRAG_ROOT);
}
public String getText(Object element) {
return ((IClasspathEntry) element).getPath().toString().substring(1);
}
public void addListener(ILabelProviderListener listener) {
// nothing to do
}
public void dispose() {
// nothing to do
}
public boolean isLabelProperty(Object element, String property) {
// nothing to do
return false;
}
public void removeListener(ILabelProviderListener listener) {
// nothing to do
}
}
class ClasspathEntryContentProvider implements IStructuredContentProvider {
public Object[] getElements(Object inputElement) {
if (inputElement instanceof IProject) {
List<IClasspathEntry> sourceFolders = new ArrayList<IClasspathEntry>();
try {
for (IClasspathEntry entry : JavaCore.create(project).getRawClasspath()) {
if (entry.getEntryKind() == IClasspathEntry.CPE_SOURCE) {
sourceFolders.add(entry);
}
}
return sourceFolders.toArray(new IClasspathEntry[sourceFolders.size()]);
} catch (JavaModelException e) {
}
}
return new Object[0];
}
public void dispose() {
// nothing to do
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
// nothing to do
}
}
}