diff options
Diffstat (limited to 'plugins/org.eclipse.jst.server.core/src/org/eclipse/jst/server/core/RuntimeClasspathProviderDelegate.java')
| -rw-r--r-- | plugins/org.eclipse.jst.server.core/src/org/eclipse/jst/server/core/RuntimeClasspathProviderDelegate.java | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/plugins/org.eclipse.jst.server.core/src/org/eclipse/jst/server/core/RuntimeClasspathProviderDelegate.java b/plugins/org.eclipse.jst.server.core/src/org/eclipse/jst/server/core/RuntimeClasspathProviderDelegate.java deleted file mode 100644 index b1f40b051..000000000 --- a/plugins/org.eclipse.jst.server.core/src/org/eclipse/jst/server/core/RuntimeClasspathProviderDelegate.java +++ /dev/null @@ -1,356 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 2008 IBM Corporation 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: - * IBM Corporation - Initial API and implementation - *******************************************************************************/ -package org.eclipse.jst.server.core; - -import java.io.File; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.Iterator; -import java.util.List; -import java.util.Map; - -import org.eclipse.core.resources.IProject; -import org.eclipse.core.runtime.IPath; -import org.eclipse.core.runtime.NullProgressMonitor; -import org.eclipse.core.runtime.Path; -import org.eclipse.jdt.core.IAccessRule; -import org.eclipse.jdt.core.IClasspathAttribute; -import org.eclipse.jdt.core.IClasspathContainer; -import org.eclipse.jdt.core.IClasspathEntry; -import org.eclipse.jdt.core.IJavaProject; -import org.eclipse.jdt.core.JavaCore; -import org.eclipse.jst.server.core.internal.IMemento; -import org.eclipse.jst.server.core.internal.JavaServerPlugin; -import org.eclipse.jst.server.core.internal.RuntimeClasspathContainer; -import org.eclipse.jst.server.core.internal.Trace; -import org.eclipse.jst.server.core.internal.XMLMemento; -import org.eclipse.wst.server.core.IRuntime; -/** - * A runtime classpath provider provides the classpath for a Java server runtime. - * This provider is scoped by runtime type and may provide the classpath for multiple - * runtime instances. - * <p> - * This abstract class is intended to be extended only by clients - * to extend the <code>runtimeClasspathProviders</code> extension point. - * </p> - * <p> - * <b>Provisional API:</b> This class/interface is part of an interim API that is still under development and expected to - * change significantly before reaching stability. It is being made available at this early stage to solicit feedback - * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken - * (repeatedly) as the API evolves. - * </p> - * - * @plannedfor 3.0 - */ -public abstract class RuntimeClasspathProviderDelegate { - protected class SourceAttachmentUpdate { - String runtimeId; - IPath entry; - IPath sourceAttachmentPath; - IPath sourceAttachmentRootPath; - IClasspathAttribute[] attributes; - } - - private List<SourceAttachmentUpdate> sourceAttachments; - - private String extensionId; - - private Map<String, IPath> runtimePathMap = new HashMap<String, IPath>(); - - private Map<String, Integer> previousClasspath = new HashMap<String, Integer>(); - - public RuntimeClasspathProviderDelegate() { - // default constructor - } - - /** - * Initializes this classpath provider with its life-long id. - * <p> - * This method is called by the framework. - * Clients should never call this method. - * </p> - * @param id the extension id - */ - public final void initialize(String id) { - extensionId = id; - } - - /** - * Resolves (creates the classpath entries for) the classpath container with - * the given runtime and the given classpath container id (returned from - * getClasspathEntryIds()). If the classpath container cannot be resolved - * (for instance, if the runtime does not exist), return null. - * - * @param runtime the runtime to resolve the container for - * @return an array of classpath entries for the container, or null if the - * container could not be resolved - * @deprecated use resolveClasspathContainer(IProject, IRuntime) instead - */ - public IClasspathEntry[] resolveClasspathContainer(IRuntime runtime) { - return null; - } - - /** - * Resolves (creates the classpath entries for) the classpath container with - * the given runtime and the given classpath container id (returned from - * getClasspathEntryIds()). If the classpath container cannot be resolved - * (for instance, if the runtime does not exist), return null. - * - * @param project the project to resolve - * @param runtime the runtime to resolve the container for - * @return an array of classpath entries for the container, or null if the - * container could not be resolved - */ - public IClasspathEntry[] resolveClasspathContainer(IProject project, IRuntime runtime) { - return null; - } - - /** - * Resolve the classpath container. - * - * @param runtime a runtime - * @return a possibly empty array of classpath entries - * @deprecated should use resolveClasspathContainerImpl(IProject, IRuntime) instead - */ - public IClasspathEntry[] resolveClasspathContainerImpl(IRuntime runtime) { - return resolveClasspathContainerImpl(null, runtime); - } - - /** - * Resolve the classpath container. - * - * @param project a project - * @param runtime a runtime - * @return a possibly empty array of classpath entries - */ - public IClasspathEntry[] resolveClasspathContainerImpl(IProject project, IRuntime runtime) { - if (runtime == null) - return new IClasspathEntry[0]; - runtimePathMap.put(runtime.getId(), runtime.getLocation()); - IClasspathEntry[] entries = resolveClasspathContainer(project, runtime); - if (entries == null) - entries = resolveClasspathContainer(runtime); - - if (entries == null) - entries = new IClasspathEntry[0]; - - if (sourceAttachments == null) - load(); - - int size = entries.length; - int size2 = sourceAttachments.size(); - for (int i = 0; i < size; i++) { - for (int j = 0; j < size2; j++) { - SourceAttachmentUpdate sau = sourceAttachments.get(j); - if (sau.runtimeId.equals(runtime.getId()) && sau.entry.equals(entries[i].getPath())) { - entries[i] = JavaCore.newLibraryEntry(entries[i].getPath(), sau.sourceAttachmentPath, sau.sourceAttachmentRootPath, new IAccessRule[0], sau.attributes, false); - } - } - } - - String key = project.getName() + "/" + runtime.getId(); - if (!previousClasspath.containsKey(key)) - previousClasspath.put(key, new Integer(entries.length)); - else { - Integer previousEntries = previousClasspath.get(key); - - if ((previousEntries == null) || (previousEntries.intValue() != entries.length)) { - Trace.trace(Trace.FINEST, "Classpath update: " + key + " " + entries); - previousClasspath.put(key, new Integer(entries.length)); - - IPath path = new Path(RuntimeClasspathContainer.SERVER_CONTAINER); - path = path.append(extensionId).append(runtime.getId()); - try { - IJavaProject javaProject = JavaCore.create(project); - JavaCore.setClasspathContainer(path, new IJavaProject[] { javaProject }, - new IClasspathContainer[] { null }, new NullProgressMonitor()); - } catch (Exception e) { - Trace.trace(Trace.WARNING, "Error updating classpath", e); - } - } - } - - return entries; - } - - /* - * Returns true if there are any changes in the runtime since the last time that the - * classpath was resolved which may affect the classpath, and false otherwise. This - * method is used to check projects when a runtime changes and automatically rebuild - * them if necessary. - * - * @param runtime a runtime - * @return <code>true</code> if the classpath may change due to a change in the runtime, - * and <code>false</code> if there are no changes - */ - public boolean hasRuntimeClasspathChanged(IRuntime runtime) { - try { - IPath path = runtimePathMap.get(runtime.getId()); - return (path != null && !path.equals(runtime.getLocation())); - } catch (Exception e) { - // ignore - } - return false; - } - - private static void addJarFiles(File dir, List<IClasspathEntry> list, boolean includeSubdirectories) { - int depth = 0; - if (includeSubdirectories) - depth = 2; - addJarFiles(dir, list, depth); - } - - private static void addJarFiles(File dir, List<IClasspathEntry> list, int depth) { - if (dir == null) - throw new IllegalArgumentException(); - - File[] files = dir.listFiles(); - if (files != null) { - for (File file : files) { - if (file.isDirectory() && depth > 0) { - addJarFiles(file, list, depth - 1); - } else if (file.getAbsolutePath().endsWith(".jar") || file.getAbsolutePath().endsWith(".zip")) { - IPath path = new Path(file.getAbsolutePath()); - list.add(JavaCore.newLibraryEntry(path, null, null)); - } - } - } - } - - /** - * Add library entries to the given list for every jar file found in the - * given directory. Optionally search subdirectories as well. - * - * @param list a list - * @param dir a directory - * @param includeSubdirectories <code>true</code> to include subdirectories, and - * <code>false</code> otherwise - */ - protected static void addLibraryEntries(List<IClasspathEntry> list, File dir, boolean includeSubdirectories) { - if (dir == null) - throw new IllegalArgumentException(); - addJarFiles(dir, list, includeSubdirectories); - } - - /** - * Request that the classpath container for the given runtime and id be updated - * with the given classpath container entries. - * - * @param runtime a runtime - * @param entries an array of classpath entries - */ - public void requestClasspathContainerUpdate(IRuntime runtime, IClasspathEntry[] entries) { - // default behaviour is to save the source path entries - if (runtime == null || entries == null) - return; - - // find the source attachments - sourceAttachments = new ArrayList<SourceAttachmentUpdate>(); - - for (IClasspathEntry entry : entries) { - if (entry.getSourceAttachmentPath() != null || entry.getExtraAttributes() != null) { - SourceAttachmentUpdate sau = new SourceAttachmentUpdate(); - sau.runtimeId = runtime.getId(); - sau.entry = entry.getPath(); - sau.sourceAttachmentPath = entry.getSourceAttachmentPath(); - sau.sourceAttachmentRootPath = entry.getSourceAttachmentRootPath(); - sau.attributes = entry.getExtraAttributes(); - sourceAttachments.add(sau); - } - } - save(); - } - - /** - * Load source attachment info. - */ - private void load() { - sourceAttachments = new ArrayList<SourceAttachmentUpdate>(); - - String id = extensionId; - String filename = JavaServerPlugin.getInstance().getStateLocation().append(id + ".xml").toOSString(); - if (!(new File(filename)).exists()) - return; - - try { - IMemento memento = XMLMemento.loadMemento(filename); - - IMemento[] children = memento.getChildren("source-attachment"); - for (IMemento child : children) { - try { - SourceAttachmentUpdate sau = new SourceAttachmentUpdate(); - sau.runtimeId = child.getString("runtime-id"); - String temp = child.getString("entry"); - if (temp != null) - sau.entry = new Path(temp); - temp = child.getString("source-attachment-path"); - if (temp != null) - sau.sourceAttachmentPath = new Path(temp); - temp = child.getString("source-attachment-root-path"); - if (temp != null) - sau.sourceAttachmentRootPath = new Path(temp); - IMemento[] attrChildren = child.getChildren("attribute"); - if (attrChildren != null) { - int size2 = attrChildren.length; - sau.attributes = new IClasspathAttribute[size2]; - for (int j = 0; j < size2; j++) { - String name = attrChildren[j].getString("name"); - String value = attrChildren[j].getString("value"); - sau.attributes[j] = JavaCore.newClasspathAttribute(name, value); - } - } - sourceAttachments.add(sau); - } catch (Exception e) { - Trace.trace(Trace.WARNING, "Could not load source attachment: " + e); - } - } - } catch (Exception e) { - Trace.trace(Trace.WARNING, "Could not load source path info", e); - } - } - - /** - * Save source attachment info. - */ - private void save() { - if (sourceAttachments == null) - return; - String id = extensionId; - String filename = JavaServerPlugin.getInstance().getStateLocation().append(id + ".xml").toOSString(); - try { - XMLMemento memento = XMLMemento.createWriteRoot("classpath"); - - Iterator iterator = sourceAttachments.iterator(); - while (iterator.hasNext()) { - SourceAttachmentUpdate sau = (SourceAttachmentUpdate) iterator.next(); - IMemento child = memento.createChild("source-attachment"); - child.putString("runtime-id", sau.runtimeId); - if (sau.entry != null) - child.putString("entry", sau.entry.toPortableString()); - if (sau.sourceAttachmentPath != null) - child.putString("source-attachment-path", sau.sourceAttachmentPath.toPortableString()); - if (sau.sourceAttachmentRootPath != null) - child.putString("source-attachment-root-path", sau.sourceAttachmentRootPath.toPortableString()); - if (sau.attributes != null) { - for (IClasspathAttribute attr : sau.attributes) { - IMemento attrChild = child.createChild("attribute"); - attrChild.putString("name", attr.getName()); - attrChild.putString("value", attr.getValue()); - } - } - } - - memento.saveToFile(filename); - } catch (Exception e) { - Trace.trace(Trace.SEVERE, "Error saving source path info", e); - } - } -}
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