--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.ui;
+
+import java.text.Collator;
+
+import net.sourceforge.phpdt.core.Flags;
+import net.sourceforge.phpdt.core.IField;
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.IMember;
+import net.sourceforge.phpdt.core.IMethod;
+import net.sourceforge.phpdt.core.IPackageFragment;
+import net.sourceforge.phpdt.core.IPackageFragmentRoot;
+import net.sourceforge.phpdt.core.IType;
+import net.sourceforge.phpdt.core.JavaModelException;
+import net.sourceforge.phpdt.core.Signature;
+import net.sourceforge.phpdt.internal.corext.util.JavaModelUtil;
+import net.sourceforge.phpdt.internal.corext.util.JdtFlags;
+import net.sourceforge.phpdt.internal.ui.preferences.MembersOrderPreferenceCache;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.ui.WebUI;
+
+import org.eclipse.core.resources.IContainer;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IStorage;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.jface.viewers.ContentViewer;
+import org.eclipse.jface.viewers.IBaseLabelProvider;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerSorter;
+import org.eclipse.ui.model.IWorkbenchAdapter;
+
+/**
+ * Sorter for Java elements. Ordered by element category, then by element name.
+ * Package fragment roots are sorted as ordered on the classpath.
+ *
+ * <p>
+ * This class may be instantiated; it is not intended to be subclassed.
+ * </p>
+ *
+ * @since 2.0
+ */
+public class JavaElementSorter extends ViewerSorter {
+
+ private static final int PROJECTS = 1;
+
+ private static final int PACKAGEFRAGMENTROOTS = 2;
+
+ private static final int PACKAGEFRAGMENT = 3;
+
+ private static final int COMPILATIONUNITS = 4;
+
+ private static final int CLASSFILES = 5;
+
+ private static final int RESOURCEFOLDERS = 7;
+
+ private static final int RESOURCES = 8;
+
+ private static final int STORAGE = 9;
+
+ private static final int PACKAGE_DECL = 10;
+
+ private static final int IMPORT_CONTAINER = 11;
+
+ private static final int IMPORT_DECLARATION = 12;
+
+ // Includes all categories ordered using the OutlineSortOrderPage:
+ // types, initializers, methods & fields
+ private static final int MEMBERSOFFSET = 15;
+
+ private static final int JAVAELEMENTS = 50;
+
+ private static final int OTHERS = 51;
+
+ private MembersOrderPreferenceCache fMemberOrderCache;
+
+ /**
+ * Constructor.
+ */
+ public JavaElementSorter() {
+ super(null); // delay initialization of collator
+ fMemberOrderCache = WebUI.getDefault()
+ .getMemberOrderPreferenceCache();
+ }
+
+ /**
+ * @deprecated Bug 22518. Method never used: does not override
+ * ViewerSorter#isSorterProperty(Object, String). Method could
+ * be removed, but kept for API compatibility.
+ */
+ public boolean isSorterProperty(Object element, Object property) {
+ return true;
+ }
+
+ /*
+ * @see ViewerSorter#category
+ */
+ public int category(Object element) {
+ if (element instanceof IJavaElement) {
+ try {
+ IJavaElement je = (IJavaElement) element;
+
+ switch (je.getElementType()) {
+ case IJavaElement.METHOD: {
+ IMethod method = (IMethod) je;
+ if (method.isConstructor()) {
+ return getMemberCategory(MembersOrderPreferenceCache.CONSTRUCTORS_INDEX);
+ }
+ int flags = method.getFlags();
+ if (Flags.isStatic(flags))
+ return getMemberCategory(MembersOrderPreferenceCache.STATIC_METHODS_INDEX);
+ else
+ return getMemberCategory(MembersOrderPreferenceCache.METHOD_INDEX);
+ }
+ case IJavaElement.FIELD: {
+ int flags = ((IField) je).getFlags();
+ if (Flags.isStatic(flags))
+ return getMemberCategory(MembersOrderPreferenceCache.STATIC_FIELDS_INDEX);
+ else
+ return getMemberCategory(MembersOrderPreferenceCache.FIELDS_INDEX);
+ }
+ // case IJavaElement.INITIALIZER :
+ // {
+ // int flags= ((IInitializer) je).getFlags();
+ // if (Flags.isStatic(flags))
+ // return
+ // getMemberCategory(MembersOrderPreferenceCache.STATIC_INIT_INDEX);
+ // else
+ // return
+ // getMemberCategory(MembersOrderPreferenceCache.INIT_INDEX);
+ // }
+ case IJavaElement.TYPE:
+ return getMemberCategory(MembersOrderPreferenceCache.TYPE_INDEX);
+ case IJavaElement.PACKAGE_DECLARATION:
+ return PACKAGE_DECL;
+ case IJavaElement.IMPORT_CONTAINER:
+ return IMPORT_CONTAINER;
+ case IJavaElement.IMPORT_DECLARATION:
+ return IMPORT_DECLARATION;
+ case IJavaElement.PACKAGE_FRAGMENT:
+ IPackageFragment pack = (IPackageFragment) je;
+ if (pack.getParent().getResource() instanceof IProject) {
+ return PACKAGEFRAGMENTROOTS;
+ }
+ return PACKAGEFRAGMENT;
+ case IJavaElement.PACKAGE_FRAGMENT_ROOT:
+ return PACKAGEFRAGMENTROOTS;
+ case IJavaElement.JAVA_PROJECT:
+ return PROJECTS;
+ case IJavaElement.CLASS_FILE:
+ return CLASSFILES;
+ case IJavaElement.COMPILATION_UNIT:
+ return COMPILATIONUNITS;
+ }
+
+ } catch (JavaModelException e) {
+ if (!e.isDoesNotExist())
+ PHPeclipsePlugin.log(e);
+ }
+ return JAVAELEMENTS;
+ } else if (element instanceof IFile) {
+ return RESOURCES;
+ } else if (element instanceof IProject) {
+ return PROJECTS;
+ } else if (element instanceof IContainer) {
+ return RESOURCEFOLDERS;
+ } else if (element instanceof IStorage) {
+ return STORAGE;
+ }
+ // else if (element instanceof ClassPathContainer) {
+ // return PACKAGEFRAGMENTROOTS;
+ // }
+ return OTHERS;
+ }
+
+ private int getMemberCategory(int kind) {
+ int offset = fMemberOrderCache.getCategoryIndex(kind);
+ return offset + MEMBERSOFFSET;
+ }
+
+ /*
+ * @see ViewerSorter#compare
+ */
+ public int compare(Viewer viewer, Object e1, Object e2) {
+ int cat1 = category(e1);
+ int cat2 = category(e2);
+
+ if (cat1 != cat2)
+ return cat1 - cat2;
+
+ if (cat1 == PROJECTS) {
+ IWorkbenchAdapter a1 = (IWorkbenchAdapter) ((IAdaptable) e1)
+ .getAdapter(IWorkbenchAdapter.class);
+ IWorkbenchAdapter a2 = (IWorkbenchAdapter) ((IAdaptable) e2)
+ .getAdapter(IWorkbenchAdapter.class);
+ return getCollator().compare(a1.getLabel(e1), a2.getLabel(e2));
+ }
+
+ if (cat1 == PACKAGEFRAGMENTROOTS) {
+ IPackageFragmentRoot root1 = getPackageFragmentRoot(e1);
+ IPackageFragmentRoot root2 = getPackageFragmentRoot(e2);
+ if (root1 == null) {
+ if (root2 == null) {
+ return 0;
+ } else {
+ return 1;
+ }
+ } else if (root2 == null) {
+ return -1;
+ }
+ if (!root1.getPath().equals(root2.getPath())) {
+ int p1 = getClassPathIndex(root1);
+ int p2 = getClassPathIndex(root2);
+ if (p1 != p2) {
+ return p1 - p2;
+ }
+ }
+ e1 = root1; // normalize classpath container to root
+ e2 = root2;
+ }
+ // non - java resources are sorted using the label from the viewers
+ // label provider
+ if (cat1 == PROJECTS || cat1 == RESOURCES || cat1 == RESOURCEFOLDERS
+ || cat1 == STORAGE || cat1 == OTHERS) {
+ return compareWithLabelProvider(viewer, e1, e2);
+ }
+
+ if (e1 instanceof IMember) {
+ if (fMemberOrderCache.isSortByVisibility()) {
+ try {
+ int flags1 = JdtFlags.getVisibilityCode((IMember) e1);
+ int flags2 = JdtFlags.getVisibilityCode((IMember) e2);
+ int vis = fMemberOrderCache.getVisibilityIndex(flags1)
+ - fMemberOrderCache.getVisibilityIndex(flags2);
+ if (vis != 0) {
+ return vis;
+ }
+ } catch (JavaModelException ignore) {
+ }
+ }
+ }
+
+ String name1 = ((IJavaElement) e1).getElementName();
+ String name2 = ((IJavaElement) e2).getElementName();
+
+ if (e1 instanceof IType) { // handle anonymous types
+ if (name1.length() == 0) {
+ if (name2.length() == 0) {
+ try {
+ return getCollator().compare(
+ ((IType) e1).getSuperclassName(),
+ ((IType) e2).getSuperclassName());
+ } catch (JavaModelException e) {
+ return 0;
+ }
+ } else {
+ return 1;
+ }
+ } else if (name2.length() == 0) {
+ return -1;
+ }
+ }
+
+ int cmp = getCollator().compare(name1, name2);
+ if (cmp != 0) {
+ return cmp;
+ }
+
+ if (e1 instanceof IMethod) {
+ String[] params1 = ((IMethod) e1).getParameterTypes();
+ String[] params2 = ((IMethod) e2).getParameterTypes();
+ int len = Math.min(params1.length, params2.length);
+ for (int i = 0; i < len; i++) {
+ cmp = getCollator().compare(Signature.toString(params1[i]),
+ Signature.toString(params2[i]));
+ if (cmp != 0) {
+ return cmp;
+ }
+ }
+ return params1.length - params2.length;
+ }
+ return 0;
+ }
+
+ private IPackageFragmentRoot getPackageFragmentRoot(Object element) {
+ // if (element instanceof ClassPathContainer) {
+ // // return first package fragment root from the container
+ // ClassPathContainer cp= (ClassPathContainer)element;
+ // Object[] roots= cp.getPackageFragmentRoots();
+ // if (roots.length > 0)
+ // return (IPackageFragmentRoot)roots[0];
+ // // non resolvable - return null
+ // return null;
+ // }
+ return JavaModelUtil.getPackageFragmentRoot((IJavaElement) element);
+ }
+
+ private int compareWithLabelProvider(Viewer viewer, Object e1, Object e2) {
+ if (viewer == null || !(viewer instanceof ContentViewer)) {
+ IBaseLabelProvider prov = ((ContentViewer) viewer)
+ .getLabelProvider();
+ if (prov instanceof ILabelProvider) {
+ ILabelProvider lprov = (ILabelProvider) prov;
+ String name1 = lprov.getText(e1);
+ String name2 = lprov.getText(e2);
+ if (name1 != null && name2 != null) {
+ return getCollator().compare(name1, name2);
+ }
+ }
+ }
+ return 0; // can't compare
+ }
+
+ private int getClassPathIndex(IPackageFragmentRoot root) {
+ try {
+ IPath rootPath = root.getPath();
+ IPackageFragmentRoot[] roots = root.getJavaProject()
+ .getPackageFragmentRoots();
+ for (int i = 0; i < roots.length; i++) {
+ if (roots[i].getPath().equals(rootPath)) {
+ return i;
+ }
+ }
+ } catch (JavaModelException e) {
+ }
+
+ return Integer.MAX_VALUE;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.eclipse.jface.viewers.ViewerSorter#getCollator()
+ */
+ public final Collator getCollator() {
+ if (collator == null) {
+ collator = Collator.getInstance();
+ }
+ return collator;
+ }
+
+}
git://git.phpeclipse.com / phpeclipse.git / blobdiff