List of usage examples for org.eclipse.jdt.internal.core.util HashtableOfArrayToObject containsKey
public boolean containsKey(Object[] key)
From source file:org.eclipse.che.jdt.internal.core.JavaModelManager.java
License:Open Source License
/** * Returns the package fragment root represented by the resource, or * the package fragment the given resource is located in, or <code>null</code> * if the given resource is not on the classpath of the given project. *//*from w w w .j a v a 2s. c o m*/ public static IJavaElement determineIfOnClasspath(File resource, JavaProject project) { IPath resourcePath = new Path(resource.getAbsolutePath()); boolean isExternal = false; //ExternalFoldersManager.isInternalPathForExternalFolder(resourcePath); // if (isExternal) // resourcePath = resource.getLocation(); try { JavaProjectElementInfo projectInfo = (JavaProjectElementInfo) ((JavaProject) project).manager .getInfo(project); JavaProjectElementInfo.ProjectCache projectCache = projectInfo == null ? null : projectInfo.projectCache; HashtableOfArrayToObject allPkgFragmentsCache = projectCache == null ? null : projectCache.allPkgFragmentsCache; boolean isJavaLike = Util.isJavaLikeFileName(resourcePath.lastSegment()); IClasspathEntry[] entries = isJavaLike ? project.getRawClasspath() // JAVA file can only live inside SRC folder (on the raw path) : ((JavaProject) project).getResolvedClasspath(); int length = entries.length; if (length > 0) { String sourceLevel = project.getOption(JavaCore.COMPILER_SOURCE, true); String complianceLevel = project.getOption(JavaCore.COMPILER_COMPLIANCE, true); for (int i = 0; i < length; i++) { IClasspathEntry entry = entries[i]; if (entry.getEntryKind() == IClasspathEntry.CPE_PROJECT) continue; IPath rootPath = entry.getPath(); if (rootPath.equals(resourcePath)) { if (isJavaLike) return null; return project.getPackageFragmentRoot(resource); } else if (rootPath.isPrefixOf(resourcePath)) { // allow creation of package fragment if it contains a .java file that is included if (!Util.isExcluded(resourcePath, ((ClasspathEntry) entry).fullInclusionPatternChars(), ((ClasspathEntry) entry).fullExclusionPatternChars(), true)) { // given we have a resource child of the root, it cannot be a JAR pkg root PackageFragmentRoot root = // isExternal ? // new ExternalPackageFragmentRoot(rootPath, (JavaProject) project) : (PackageFragmentRoot) ((JavaProject) project) .getFolderPackageFragmentRoot(rootPath); if (root == null) return null; IPath pkgPath = resourcePath.removeFirstSegments(rootPath.segmentCount()); if (resource.isFile()) { // if the resource is a file, then remove the last segment which // is the file name in the package pkgPath = pkgPath.removeLastSegments(1); } String[] pkgName = pkgPath.segments(); // if package name is in the cache, then it has already been validated // (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=133141) if (allPkgFragmentsCache != null && allPkgFragmentsCache.containsKey(pkgName)) return root.getPackageFragment(pkgName); if (pkgName.length != 0 && JavaConventions .validatePackageName(Util.packageName(pkgPath, sourceLevel, complianceLevel), sourceLevel, complianceLevel) .getSeverity() == IStatus.ERROR) { return null; } return root.getPackageFragment(pkgName); } } } } } catch (JavaModelException npe) { return null; } return null; }
From source file:org.eclipse.jdt.internal.core.JavaModelManager.java
License:Open Source License
/** * Returns the package fragment root represented by the resource, or * the package fragment the given resource is located in, or <code>null</code> * if the given resource is not on the classpath of the given project. *///from www . ja v a2 s . c o m public static IJavaElement determineIfOnClasspath(IResource resource, IJavaProject project) { IPath resourcePath = resource.getFullPath(); boolean isExternal = ExternalFoldersManager.isInternalPathForExternalFolder(resourcePath); if (isExternal) resourcePath = resource.getLocation(); try { JavaProjectElementInfo projectInfo = (JavaProjectElementInfo) getJavaModelManager().getInfo(project); ProjectCache projectCache = projectInfo == null ? null : projectInfo.projectCache; HashtableOfArrayToObject allPkgFragmentsCache = projectCache == null ? null : projectCache.allPkgFragmentsCache; boolean isJavaLike = org.eclipse.jdt.internal.core.util.Util .isJavaLikeFileName(resourcePath.lastSegment()); IClasspathEntry[] entries = isJavaLike ? project.getRawClasspath() // JAVA file can only live inside SRC folder (on the raw path) : ((JavaProject) project).getResolvedClasspath(); int length = entries.length; if (length > 0) { String sourceLevel = project.getOption(JavaCore.COMPILER_SOURCE, true); String complianceLevel = project.getOption(JavaCore.COMPILER_COMPLIANCE, true); for (int i = 0; i < length; i++) { IClasspathEntry entry = entries[i]; if (entry.getEntryKind() == IClasspathEntry.CPE_PROJECT) continue; IPath rootPath = entry.getPath(); if (rootPath.equals(resourcePath)) { if (isJavaLike) return null; return project.getPackageFragmentRoot(resource); } else if (rootPath.isPrefixOf(resourcePath)) { // allow creation of package fragment if it contains a .java file that is included if (!Util.isExcluded(resource, ((ClasspathEntry) entry).fullInclusionPatternChars(), ((ClasspathEntry) entry).fullExclusionPatternChars())) { // given we have a resource child of the root, it cannot be a JAR pkg root PackageFragmentRoot root = isExternal ? new ExternalPackageFragmentRoot(rootPath, (JavaProject) project) : (PackageFragmentRoot) ((JavaProject) project) .getFolderPackageFragmentRoot(rootPath); if (root == null) return null; IPath pkgPath = resourcePath.removeFirstSegments(rootPath.segmentCount()); if (resource.getType() == IResource.FILE) { // if the resource is a file, then remove the last segment which // is the file name in the package pkgPath = pkgPath.removeLastSegments(1); } String[] pkgName = pkgPath.segments(); // if package name is in the cache, then it has already been validated // (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=133141) if (allPkgFragmentsCache != null && allPkgFragmentsCache.containsKey(pkgName)) return root.getPackageFragment(pkgName); if (pkgName.length != 0 && JavaConventions .validatePackageName(Util.packageName(pkgPath, sourceLevel, complianceLevel), sourceLevel, complianceLevel) .getSeverity() == IStatus.ERROR) { return null; } return root.getPackageFragment(pkgName); } } } } } catch (JavaModelException npe) { return null; } return null; }