| package org.eclipse.wst.jsdt.web.core.internal.project; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.UnsupportedEncodingException; |
| import java.net.URI; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Vector; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IFolder; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IProjectDescription; |
| import org.eclipse.core.resources.IProjectNature; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.AssertionFailedException; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.OperationCanceledException; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.wst.jsdt.core.IClasspathEntry; |
| import org.eclipse.wst.jsdt.core.IJavaProject; |
| import org.eclipse.wst.jsdt.core.JavaCore; |
| import org.eclipse.wst.jsdt.internal.core.JavaProject; |
| import org.eclipse.wst.jsdt.internal.core.util.Util; |
| import org.eclipse.wst.jsdt.internal.ui.util.CoreUtility; |
| import org.eclipse.wst.jsdt.internal.ui.wizards.ClassPathDetector; |
| import org.eclipse.wst.jsdt.ui.PreferenceConstants; |
| |
| import sun.misc.FpUtils; |
| |
| public class JsWebNature implements IProjectNature{ |
| |
| private static final String FILENAME_PROJECT= ".project"; //$NON-NLS-1$ |
| private static final String FILENAME_CLASSPATH= ".classpath"; //$NON-NLS-1$ |
| private boolean DEBUG = false; |
| |
| private IProject fCurrProject; |
| private IProgressMonitor monitor; |
| private Vector classPathEntries = new Vector(); |
| private IPath fOutputLocation; |
| private JavaProject fJavaProject; |
| |
| public JsWebNature(){ |
| monitor = new NullProgressMonitor(); |
| } |
| |
| public JsWebNature(IProject project, IProgressMonitor monitor){ |
| fCurrProject = project; |
| if(monitor!=null){ |
| this.monitor = monitor; |
| }else{ |
| monitor = new NullProgressMonitor(); |
| } |
| } |
| |
| public void configure() throws CoreException { |
| if(hasProjectClassPathFile()){ |
| IClasspathEntry[] entries= getRawClassPath(); |
| if(entries!=null && entries.length>0) |
| classPathEntries.addAll(Arrays.asList(entries)); |
| } |
| initOutputPath(); |
| createSourceClassPath(); |
| initJREEntry(); |
| JsWebNature.addJsNature(fCurrProject, monitor); |
| getJavaProject().setRawClasspath((IClasspathEntry[])classPathEntries.toArray(new IClasspathEntry[]{}), |
| fOutputLocation, monitor); |
| fCurrProject.refreshLocal(IResource.DEPTH_INFINITE, monitor); |
| } |
| |
| public void deconfigure() throws CoreException { |
| IClasspathEntry[] defaultJRELibrary= PreferenceConstants.getDefaultJRELibrary(); |
| IClasspathEntry[] entries = getRawClassPath(); |
| Vector goodEntries = new Vector(); |
| for(int i = 0;i<entries.length;i++){ |
| if(entries[i] != defaultJRELibrary[0]){ |
| goodEntries.add(entries[i]); |
| } |
| } |
| IPath outputLocation = getJavaProject().getOutputLocation(); |
| getJavaProject().setRawClasspath((IClasspathEntry[])goodEntries.toArray(new IClasspathEntry[]{}), outputLocation, monitor); |
| getJavaProject().deconfigure(); |
| JsWebNature.removeJsNature(fCurrProject, monitor); |
| fCurrProject.refreshLocal(IResource.DEPTH_INFINITE, monitor); |
| } |
| |
| public JavaProject getJavaProject(){ |
| |
| if(fJavaProject==null){ |
| fJavaProject = (JavaProject)JavaCore.create(fCurrProject); |
| fJavaProject.setProject(fCurrProject); |
| } |
| return fJavaProject; |
| } |
| |
| public IProject getProject() { |
| return this.fCurrProject; |
| } |
| |
| public void setProject(IProject project) { |
| this.fCurrProject=project; |
| } |
| |
| private IPath getCurrentOutputPath(){ |
| IPath outputLocation= null; |
| if (hasProjectClassPathFile()){ |
| try { |
| outputLocation= getJavaProject().getOutputLocation(); |
| } catch (Exception e) { |
| if(DEBUG) System.out.println("Error checking sourcepath:" + e); |
| } |
| } |
| return outputLocation; |
| } |
| |
| private IClasspathEntry[] getRawClassPath(){ |
| JavaProject proj = new JavaProject(); |
| proj.setProject(fCurrProject); |
| return proj.readRawClasspath(); |
| } |
| |
| private boolean hasAValidSourcePath(){ |
| IPath outputLocation= null; |
| |
| if (hasProjectClassPathFile()){ |
| try { |
| |
| IClasspathEntry[] entries= getRawClassPath(); |
| for(int i = 0;i<entries.length;i++){ |
| if(entries[i].getEntryKind()==IClasspathEntry.CPE_SOURCE){ |
| return true; |
| } |
| } |
| } catch (Exception e) { |
| if(DEBUG) System.out.println("Error checking sourcepath:" + e); |
| } |
| } |
| return false; |
| } |
| |
| private boolean hasProjectClassPathFile(){ |
| if(fCurrProject==null) return false; |
| return fCurrProject.getFile(FILENAME_CLASSPATH).exists(); |
| } |
| |
| public static void addJsNature(IProject project, IProgressMonitor monitor) throws CoreException { |
| if (monitor != null && monitor.isCanceled()) { |
| throw new OperationCanceledException(); |
| } |
| if (!project.hasNature(JavaCore.NATURE_ID)) { |
| IProjectDescription description = project.getDescription(); |
| String[] prevNatures= description.getNatureIds(); |
| String[] newNatures= new String[prevNatures.length + 1]; |
| System.arraycopy(prevNatures, 0, newNatures, 0, prevNatures.length); |
| newNatures[prevNatures.length]= JavaCore.NATURE_ID; |
| description.setNatureIds(newNatures); |
| project.setDescription(description, monitor); |
| } else { |
| if (monitor != null) { |
| monitor.worked(1); |
| } |
| } |
| } |
| |
| |
| public static boolean hasJsNature(IProject project){ |
| boolean valid = false; |
| try{ |
| valid = project.hasNature(JavaCore.NATURE_ID); |
| }catch(Exception e){} |
| |
| return valid; |
| } |
| |
| public static void removeJsNature(IProject project, IProgressMonitor monitor) throws CoreException { |
| if (monitor != null && monitor.isCanceled()) { |
| throw new OperationCanceledException(); |
| } |
| if (project.hasNature(JavaCore.NATURE_ID)) { |
| IProjectDescription description = project.getDescription(); |
| String[] prevNatures= description.getNatureIds(); |
| String[] newNatures= new String[prevNatures.length - 1]; |
| |
| int k = 0; |
| for(int i = 0;i<prevNatures.length;i++){ |
| if(prevNatures[i]!=JavaCore.NATURE_ID){ |
| newNatures[k++] = prevNatures[i]; |
| } |
| } |
| description.setNatureIds(newNatures); |
| project.setDescription(description, monitor); |
| } else { |
| if (monitor != null) { |
| monitor.worked(1); |
| } |
| } |
| } |
| |
| private void createSourceClassPath(){ |
| if(hasAValidSourcePath()) return; |
| IPath projectPath= fCurrProject.getFullPath(); |
| classPathEntries.add(JavaCore.newSourceEntry(projectPath)); |
| } |
| |
| private void initOutputPath(){ |
| if(fOutputLocation==null) |
| fOutputLocation = getCurrentOutputPath(); |
| if( fOutputLocation == null) |
| fOutputLocation= fCurrProject.getFullPath(); |
| |
| } |
| |
| private void initJREEntry(){ |
| IClasspathEntry[] defaultJRELibrary= PreferenceConstants.getDefaultJRELibrary(); |
| try { |
| IClasspathEntry[] entries = getRawClassPath(); |
| for(int i = 0;i<entries.length;i++){ |
| if(entries[i] == defaultJRELibrary[0]){ |
| return; |
| } |
| } |
| classPathEntries.add(defaultJRELibrary[0]); |
| } catch (Exception e) { |
| if(DEBUG) System.out.println("Error checking sourcepath:" + e); |
| } |
| } |
| |
| } |