| /******************************************************************************* |
| * Copyright (c) 2010 BSI Business Systems Integration AG. |
| * 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: |
| * BSI Business Systems Integration AG - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.scout.sdk.jdt.compile; |
| |
| import java.util.EventListener; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IMarkerDelta; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceChangeEvent; |
| import org.eclipse.core.resources.IResourceChangeListener; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.ISourceRange; |
| import org.eclipse.jdt.core.ISourceReference; |
| import org.eclipse.scout.commons.EventListenerList; |
| import org.eclipse.scout.sdk.internal.ScoutSdk; |
| import org.eclipse.scout.sdk.util.IScoutSeverityListener; |
| |
| public final class ScoutSeverityManager { |
| |
| private static final ScoutSeverityManager INSTANCE = new ScoutSeverityManager(); |
| |
| public static ScoutSeverityManager getInstance() { |
| return INSTANCE; |
| } |
| |
| private EventListenerList m_listenerList; |
| private Object m_listenerListLock; |
| |
| private ScoutSeverityManager() { |
| m_listenerListLock = new Object(); |
| m_listenerList = new EventListenerList(); |
| ResourcesPlugin.getWorkspace().addResourceChangeListener(new IResourceChangeListener() { |
| @Override |
| public void resourceChanged(IResourceChangeEvent e) { |
| IMarkerDelta[] mdeltas = e.findMarkerDeltas(IMarker.PROBLEM, true); |
| if (mdeltas != null && mdeltas.length > 0) { |
| HashSet<IResource> changedResorces = new HashSet<IResource>(mdeltas.length); |
| for (IMarkerDelta d : mdeltas) { |
| IResource r = d.getMarker().getResource(); |
| if (r != null) { |
| changedResorces.add(r); |
| } |
| } |
| fireSeverityChanged(changedResorces); |
| } |
| } |
| }); |
| } |
| |
| public void addQualityManagerListener(IScoutSeverityListener listener) { |
| synchronized (m_listenerListLock) { |
| m_listenerList.add(IScoutSeverityListener.class, listener); |
| } |
| } |
| |
| public void removeQualityManagerListener(IScoutSeverityListener listener) { |
| synchronized (m_listenerListLock) { |
| m_listenerList.remove(IScoutSeverityListener.class, listener); |
| } |
| } |
| |
| public void fireSeverityChanged(Set<IResource> set) { |
| EventListener[] a; |
| synchronized (m_listenerListLock) { |
| a = m_listenerList.getListeners(IScoutSeverityListener.class); |
| } |
| if (a != null && a.length > 0) { |
| for (int i = 0; i < a.length; i++) { |
| for (IResource r : set) { |
| ((IScoutSeverityListener) a[i]).severityChanged(r); |
| } |
| } |
| } |
| } |
| |
| /** |
| * @param obj |
| * a IJavaElement or a IResource the largest scope is IWorkspaceRoot. |
| * @return the max severity one of {@link IMarker#SEVERITY_INFO}, {@link IMarker#SEVERITY_WARNING} or |
| * {@link IMarker#SEVERITY_ERROR} |
| */ |
| public int getSeverityOf(Object obj) { |
| // delegate no log output |
| return getCompileResult(obj).getSeverity(); |
| } |
| |
| /** |
| * @param obj |
| * a IJavaElement or a IResource the largest scope is IWorkspaceRoot. |
| * @return a compile result {@link ICompileResult} |
| */ |
| public ICompileResult getCompileResult(Object obj) { |
| CompileResult result = new CompileResult(); |
| collectCompileResult(obj, result); |
| return result; |
| } |
| |
| protected void collectCompileResult(Object obj, CompileResult result) { |
| try { |
| if (obj instanceof IJavaElement) { |
| IJavaElement element = (IJavaElement) obj; |
| int type = element.getElementType(); |
| switch (type) { |
| case IJavaElement.JAVA_MODEL: |
| case IJavaElement.JAVA_PROJECT: |
| case IJavaElement.PACKAGE_FRAGMENT_ROOT: |
| collectSeverityMarkers(element.getResource(), IResource.DEPTH_INFINITE, null, result); |
| break; |
| case IJavaElement.PACKAGE_FRAGMENT: |
| case IJavaElement.COMPILATION_UNIT: |
| case IJavaElement.CLASS_FILE: |
| collectSeverityMarkers(element.getResource(), IResource.DEPTH_ONE, null, result); |
| break; |
| case IJavaElement.PACKAGE_DECLARATION: |
| case IJavaElement.IMPORT_DECLARATION: |
| case IJavaElement.IMPORT_CONTAINER: |
| case IJavaElement.TYPE: |
| case IJavaElement.INITIALIZER: |
| case IJavaElement.METHOD: |
| case IJavaElement.FIELD: |
| case IJavaElement.ANNOTATION: |
| case IJavaElement.LOCAL_VARIABLE: |
| ICompilationUnit cu = (ICompilationUnit) element.getAncestor(IJavaElement.COMPILATION_UNIT); |
| if (cu != null) { |
| ISourceReference ref = (type == IJavaElement.COMPILATION_UNIT) ? null : (ISourceReference) element; |
| collectSeverityMarkers(cu.getResource(), IResource.DEPTH_ONE, ref, result); |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| else if (obj instanceof IResource) { |
| collectSeverityMarkers((IResource) obj, IResource.DEPTH_INFINITE, null, result); |
| } |
| } |
| catch (CoreException e) { |
| ScoutSdk.logError(e); |
| } |
| } |
| |
| private void collectSeverityMarkers(IResource res, int depth, ISourceReference sourceElement, CompileResult result) throws CoreException { |
| if (res == null || !res.isAccessible()) { |
| return; |
| } |
| IMarker[] markers = res.findMarkers(IMarker.PROBLEM, true, depth); |
| if (markers != null) { |
| for (IMarker m : markers) { |
| if (isMarkerInRange(m, sourceElement)) { |
| result.addMarker(m); |
| } |
| } |
| } |
| } |
| |
| private boolean isMarkerInRange(IMarker marker, ISourceReference sourceElement) throws CoreException { |
| if (sourceElement == null) { |
| return true; |
| } |
| if (marker.isSubtypeOf(IMarker.TEXT)) { |
| int pos = marker.getAttribute(IMarker.CHAR_START, -1); |
| ISourceRange range = sourceElement.getSourceRange(); |
| if (range != null) { |
| int rangeOffset = range.getOffset(); |
| return (rangeOffset <= pos && rangeOffset + range.getLength() > pos); |
| } |
| return false; |
| } |
| return false; |
| } |
| |
| } |