| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. 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: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.jsf.common.ui.internal.dialogfield; |
| |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.ITypeHierarchy; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.search.IJavaSearchScope; |
| import org.eclipse.jst.jsf.common.ui.IFileFolderConstants; |
| |
| /** |
| * @author mengbo |
| */ |
| /*package*/ class JavaSearchScope implements IJavaSearchScope { |
| private final IProject _project; |
| |
| private final String _superType; |
| |
| private HashSet _allowedTypeSet; |
| |
| private IPath[] _enclosingProjectsAndJars; |
| |
| private IProject[] _relativeProjects; |
| |
| /** |
| * @param project |
| * @param superType |
| */ |
| public JavaSearchScope(IProject project, String superType) { |
| this._project = project; |
| this._superType = superType; |
| computeRelativeProjects(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#enclosingProjectsAndJars() |
| */ |
| public IPath[] enclosingProjectsAndJars() { |
| if (_enclosingProjectsAndJars == null) { |
| ArrayList list = new ArrayList(); |
| for (int i = 0; i < _relativeProjects.length; i++) { |
| try { |
| if (_relativeProjects[i].hasNature(JavaCore.NATURE_ID)) { |
| IJavaProject javaProject = JavaCore |
| .create(_relativeProjects[i]); |
| IClasspathEntry[] classpath = javaProject |
| .getResolvedClasspath(true); |
| for (int j = 0; j < classpath.length; j++) { |
| list.add(classpath[j].getPath()); |
| } |
| list.add(javaProject.getPath()); |
| } |
| } catch (CoreException e)// NOPMD |
| { |
| // skip the project. |
| } |
| } |
| _enclosingProjectsAndJars = (IPath[]) list.toArray(new IPath[(list |
| .size())]); |
| } |
| return _enclosingProjectsAndJars; |
| } |
| |
| private void computeRelativeProjects() { |
| try { |
| IProject[] referencedProjects = _project.getReferencedProjects(); |
| _relativeProjects = new IProject[referencedProjects.length + 1]; |
| System.arraycopy(referencedProjects, 0, _relativeProjects, 1, |
| referencedProjects.length); |
| _relativeProjects[0] = _project; |
| } catch (CoreException e) { |
| _relativeProjects = new IProject[] { _project }; |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#encloses(java.lang.String) |
| */ |
| public boolean encloses(String resourcePath) { |
| if (_allowedTypeSet == null) { |
| try { |
| _allowedTypeSet = findAllowedTypes(_superType); |
| } catch (CoreException e) { |
| e.printStackTrace(); |
| } |
| } |
| if (_allowedTypeSet == null) { |
| _allowedTypeSet = new HashSet(); |
| } |
| int separatorIndex = resourcePath.indexOf(JAR_FILE_ENTRY_SEPARATOR); |
| if (separatorIndex != -1) { |
| String className = resourcePath.substring(separatorIndex + 1, |
| resourcePath.length() - 6).replace('/', '.'); |
| if (_allowedTypeSet.contains(className)) { |
| return true; |
| } |
| } else if (_allowedTypeSet.contains(resourcePath)) { |
| return true; |
| } |
| return false; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#encloses(org.eclipse.jdt.core.IJavaElement) |
| */ |
| public boolean encloses(IJavaElement element) { |
| return encloses(element.getPath().toString()); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#includesBinaries() |
| */ |
| public boolean includesBinaries() { |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#includesClasspaths() |
| */ |
| public boolean includesClasspaths() { |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#setIncludesBinaries(boolean) |
| */ |
| public void setIncludesBinaries(boolean includesBinaries) { |
| // do nothing, includeBinaries always true |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jdt.core.search.IJavaSearchScope#setIncludesClasspaths(boolean) |
| */ |
| public void setIncludesClasspaths(boolean includesClasspaths) { |
| // do nothing, includeClasspaths always trues |
| } |
| |
| private HashSet findAllowedTypes(String superType) throws CoreException { |
| HashSet set = new HashSet(); |
| |
| IProject[] projects = _relativeProjects; |
| |
| for (int i = 0; i < projects.length; i++) { |
| IType type = null; |
| if (projects[i].hasNature(JavaCore.NATURE_ID)) { |
| IJavaProject javaProject = JavaCore.create(projects[i]); |
| if (superType != null) { |
| try { |
| type = javaProject.findType(superType); |
| if (type != null) { |
| ITypeHierarchy typeHierarchy = type |
| .newTypeHierarchy(javaProject, null); |
| IType[] subtypes = typeHierarchy |
| .getAllSubtypes(type); |
| for (int j = 0; j < subtypes.length; j++) { |
| if (!subtypes[j].isBinary()) { |
| set.add(subtypes[j].getPath().toString()); |
| } else { |
| String path = subtypes[j].getPath() |
| .toString(); |
| if (path != null |
| && path |
| .endsWith(IFileFolderConstants.DOT |
| + IFileFolderConstants.EXT_JAR)) { |
| set.add(subtypes[j] |
| .getFullyQualifiedName()); |
| } else { |
| set.add(path); |
| } |
| } |
| } |
| } |
| } catch (JavaModelException e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| } |
| return set; |
| } |
| |
| /** |
| * @return Returns the superType. |
| */ |
| public String getSuperType() { |
| return _superType; |
| } |
| } |