mirror of
https://github.com/eclipse-cdt/cdt
synced 2025-08-04 06:45:43 +02:00
[187711] do the queries in jobs to avoid main thread
This commit is contained in:
David McKnight
parent
39ecf75e4d
commit
30555b1db5
8 changed files with 420 additions and 48 deletions
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@ -260,6 +260,13 @@ public class FileResources extends NLS
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public static String MESSAGE_ERROR_CACHING_REMOTE_FILES;
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public static String MESSAGE_SYNCHRONIZING_REMOTE_FILE_CACHE;
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// link with editor
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public static String MESSAGE_EXPANDING_FOLDER;
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public static String MESSAGE_EXPANDING_FILTER;
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public static String MESSSAGE_QUERYING_FILE;
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static
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{
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// load message values from bundle file
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@ -254,3 +254,11 @@ MESSAGE_ENCODING_NOT_SUPPORTED=The selected encoding is not supported.
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#=============================================================
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MESSAGE_ERROR_CACHING_REMOTE_FILES=Error Caching Remote Files
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MESSAGE_SYNCHRONIZING_REMOTE_FILE_CACHE=Remote File Cache Synchronizing Remote File Cache
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#=============================================================
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# Link with Editor...
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#=============================================================
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MESSAGE_EXPANDING_FOLDER=Expanding Folder...
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MESSAGE_EXPANDING_FILTER=Expanding Filter...
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MESSSAGE_QUERYING_FILE=Querying File...
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@ -13,17 +13,30 @@
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********************************************************************************/
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package org.eclipse.rse.internal.files.ui.actions;
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import java.util.Vector;
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import org.eclipse.core.resources.IFile;
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import org.eclipse.core.runtime.NullProgressMonitor;
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import org.eclipse.core.runtime.IAdaptable;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.core.runtime.jobs.Job;
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import org.eclipse.jface.action.IAction;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.rse.core.RSECorePlugin;
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import org.eclipse.rse.core.subsystems.ISubSystem;
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import org.eclipse.rse.internal.ui.view.SystemView;
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import org.eclipse.rse.core.filters.ISystemFilterPoolReferenceManager;
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import org.eclipse.rse.core.filters.ISystemFilterReference;
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import org.eclipse.rse.internal.files.ui.FileResources;
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import org.eclipse.rse.internal.ui.view.SystemViewPart;
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import org.eclipse.rse.subsystems.files.core.SystemIFileProperties;
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import org.eclipse.rse.ui.IViewLinker;
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import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile;
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import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFileSubSystem;
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import org.eclipse.rse.ui.view.ContextObject;
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import org.eclipse.rse.ui.view.ISystemEditableRemoteObject;
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import org.eclipse.rse.ui.view.ISystemTree;
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import org.eclipse.rse.ui.view.ISystemViewElementAdapter;
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import org.eclipse.rse.ui.view.IViewLinker;
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import org.eclipse.swt.widgets.Display;
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import org.eclipse.swt.widgets.TreeItem;
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import org.eclipse.ui.IEditorInput;
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import org.eclipse.ui.IEditorPart;
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@ -33,9 +46,247 @@ import org.eclipse.ui.IViewPart;
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public class LinkWithSystemViewAction implements IViewActionDelegate {
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/**
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* Main thread runnable used to create tree items in system view and look for the target remote file
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* item in the tree. If the remote file item is not found, then this indirectly recurses via a new
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* LinkFromFolderJob.
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*/
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private class ShowChildrenInTree implements Runnable
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{
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private Object _parentObject;
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private Object[] _children;
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private ISystemTree _systemTree;
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private IRemoteFile _targetRemoteFile;
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private ISystemFilterReference _filterReference;
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public ShowChildrenInTree(Object parentObject, Object[] children, ISystemFilterReference filterReference, ISystemTree systemTree, IRemoteFile targetRemoteFile)
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{
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_parentObject = parentObject;
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_children = children;
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_systemTree = systemTree;
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_targetRemoteFile = targetRemoteFile;
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_filterReference = filterReference;
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}
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public void run()
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{
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// make sure the filter is expanded
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_systemTree.revealAndExpand(_filterReference.getSubSystem(), _filterReference.getReferencedFilter());
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Vector matches = new Vector();
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_systemTree.findAllRemoteItemReferences(_parentObject, _parentObject, matches);
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if (matches.size() > 0){
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TreeItem item = (TreeItem)matches.get(0);
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_systemTree.createTreeItems(item, _children);
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item.setExpanded(true);
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IRemoteFile containingFolder = null;
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// is one of these items our remote file?
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for (int i = 0; i < item.getItemCount(); i++){
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TreeItem childItem = item.getItem(i);
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Object data = childItem.getData();
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if (data instanceof IRemoteFile){
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IRemoteFile childFile = (IRemoteFile)data;
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String childPath = childFile.getAbsolutePath();
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if (childPath.equals(_targetRemoteFile.getAbsolutePath())){
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// select our remote file
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_systemTree.getTree().setSelection(childItem);
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return; // we're done!
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}
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else if (_targetRemoteFile.getAbsolutePath().startsWith(childPath)){
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containingFolder = childFile; // using this to start a deeper search for the target remote file
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}
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}
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}
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// remote file not found so now we have to expand further
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if (containingFolder != null){
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LinkFromFolderJob job = new LinkFromFolderJob(containingFolder, _filterReference, _targetRemoteFile, _systemTree);
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job.schedule();
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}
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}
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}
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}
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/**
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* Job for doing a query on a folder and then using Display.asyncExec() to reveal the results in the tree.
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*/
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private class LinkFromFolderJob extends Job
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{
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private IRemoteFileSubSystem _subSystem;
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private IRemoteFile _remoteFolder;
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private IRemoteFile _targetRemoteFile;
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private ISystemTree _systemTree;
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private ISystemFilterReference _filterRef;
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public LinkFromFolderJob(IRemoteFile remoteFolder, ISystemFilterReference filterRef, IRemoteFile targetRemoteFile, ISystemTree systemTree) {
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super(FileResources.MESSAGE_EXPANDING_FOLDER);
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_remoteFolder = remoteFolder;
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_subSystem = _remoteFolder.getParentRemoteFileSubSystem();
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_filterRef = filterRef; // used for context of query
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_targetRemoteFile = targetRemoteFile;
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_systemTree = systemTree;
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}
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public IStatus run(IProgressMonitor monitor){
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try
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{
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// get the adapter
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ISystemViewElementAdapter adapter = (ISystemViewElementAdapter)((IAdaptable)_remoteFolder).getAdapter(ISystemViewElementAdapter.class);
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// get the context
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ContextObject contextObject = new ContextObject(_remoteFolder, _subSystem, _filterRef);
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// get the children
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Object[] children = adapter.getChildren(contextObject, monitor);
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if (monitor.isCanceled()){
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return Status.CANCEL_STATUS;
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}
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// put these items in the tree and look for remoteFile
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// if we can't find the remote file under this filter, the ShowChildrenInTree will recurse
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Display.getDefault().asyncExec(new ShowChildrenInTree(_remoteFolder, children, _filterRef, _systemTree, _targetRemoteFile));
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}
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catch (Exception e){
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}
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return Status.OK_STATUS;
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}
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}
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/**
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* Job for doing a query on a filter and then using Display.asyncExec() to reveal the results in the tree.
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*/
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private class LinkFromFilterJob extends Job
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{
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private IRemoteFileSubSystem _subSystem;
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private IRemoteFile _targetRemoteFile;
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private ISystemTree _systemTree;
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public LinkFromFilterJob(IRemoteFile targetRemoteFile, ISystemTree systemTree) {
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super(FileResources.MESSAGE_EXPANDING_FILTER);
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_targetRemoteFile = targetRemoteFile;
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_subSystem = _targetRemoteFile.getParentRemoteFileSubSystem();
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_systemTree = systemTree;
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}
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public IStatus run(IProgressMonitor monitor){
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try
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{
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// find matching filter reference
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ISystemFilterReference ref = findMatchingFilterReference();
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if (ref == null)
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{
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// the object is nowhere to be found!
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return Status.OK_STATUS;
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}
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// get the adapter
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ISystemViewElementAdapter adapter = (ISystemViewElementAdapter)((IAdaptable)ref).getAdapter(ISystemViewElementAdapter.class);
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// get the context
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ContextObject contextObject = new ContextObject(ref, _subSystem, ref);
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// get the children
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Object[] children = adapter.getChildren(contextObject, monitor);
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if (monitor.isCanceled()){
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return Status.CANCEL_STATUS;
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}
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// put these items in the tree and look for remoteFile
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// if we can't find the remote file under this filter, the ShowChildrenInTree will recurse
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Display.getDefault().asyncExec(new ShowChildrenInTree(ref, children, ref, _systemTree, _targetRemoteFile));
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}
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catch (Exception e){
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}
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return Status.OK_STATUS;
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}
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private ISystemFilterReference findMatchingFilterReference()
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{
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String remoteObjectName = _targetRemoteFile.getAbsolutePath();
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ISystemFilterPoolReferenceManager refmgr = _subSystem.getFilterPoolReferenceManager();
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if (refmgr != null)
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{
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ISystemFilterReference[] refs = refmgr.getSystemFilterReferences(_subSystem);
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for (int i = 0; i < refs.length; i++)
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{
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ISystemFilterReference ref = refs[i];
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{
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if (_subSystem.doesFilterMatch(ref.getReferencedFilter(), remoteObjectName)){
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return ref;
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}
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else if (_subSystem.doesFilterListContentsOf(ref.getReferencedFilter(),remoteObjectName)){
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return ref;
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}
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else if (_subSystem.doesFilterEncompass(ref.getReferencedFilter(), remoteObjectName)){
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return ref;
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}
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}
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}
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}
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return null;
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}
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}
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/**
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* Job for doing a query on a file. After the query it checks for the file in the tree on the main thread. If the item
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* is not found, then a search is started from the first matching filter via the LinkFromFilterJob.
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*/
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private class SelectFileJob extends Job
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{
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private IRemoteFileSubSystem _subSystem;
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private String _path;
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private ISystemTree _systemTree;
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public SelectFileJob(IRemoteFileSubSystem subSystem, String path, ISystemTree systemTree) {
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super(FileResources.MESSSAGE_QUERYING_FILE);
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_subSystem = subSystem;
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_path = path;
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_systemTree = systemTree;
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}
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public IStatus run(IProgressMonitor monitor){
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try
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{
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// doing query to get the remote file
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final IRemoteFile remoteFile = _subSystem.getRemoteFileObject(_path, monitor);
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Display.getDefault().asyncExec(new Runnable()
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{
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public void run()
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{
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// on main thread, looking for the reference in the tree
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TreeItem item = (TreeItem)_systemTree.findFirstRemoteItemReference(remoteFile, null);
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if (item != null){
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_systemTree.getTree().setSelection(item);
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}
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else
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{
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// no reference in the tree so we will search forward from the filter in a job (avoiding query on the main thread)
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LinkFromFilterJob job = new LinkFromFilterJob(remoteFile, _systemTree);
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job.schedule();
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}
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}
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});
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}
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catch (Exception e){
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}
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return Status.OK_STATUS;
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}
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}
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public class ViewLinker implements IViewLinker
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{
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public void link(IEditorPart editor, SystemView systemView)
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public void link(IEditorPart editor, ISystemTree systemTree)
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{
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IEditorInput input = editor.getEditorInput();
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if (input instanceof IFileEditorInput)
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@ -46,13 +297,27 @@ public class LinkWithSystemViewAction implements IViewActionDelegate {
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IFile file = fileInput.getFile();
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SystemIFileProperties properties = new SystemIFileProperties(file);
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Object rmtEditable = properties.getRemoteFileObject();
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Object remoteObj = null;
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ISubSystem subSystem = null;
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IRemoteFile remoteObj = null;
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IRemoteFileSubSystem subSystem = null;
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if (rmtEditable != null && rmtEditable instanceof ISystemEditableRemoteObject)
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{
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ISystemEditableRemoteObject editable = (ISystemEditableRemoteObject) rmtEditable;
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remoteObj = editable.getRemoteObject();
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remoteObj = (IRemoteFile)editable.getRemoteObject();
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TreeItem item = (TreeItem)systemTree.findFirstRemoteItemReference(remoteObj, null);
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if (item != null){
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systemTree.getTree().setSelection(item);
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}
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else
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{
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subSystem = remoteObj.getParentRemoteFileSubSystem();
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// no match, so we will expand from filter
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// query matching filter in a job (to avoid main thread)
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LinkFromFilterJob job = new LinkFromFilterJob(remoteObj, systemTree);
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job.schedule();
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}
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}
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else
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{
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@ -60,45 +325,30 @@ public class LinkWithSystemViewAction implements IViewActionDelegate {
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String path = properties.getRemoteFilePath();
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if (subsystemId != null && path != null)
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{
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subSystem = RSECorePlugin.getTheSystemRegistry().getSubSystem(subsystemId);
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subSystem = (IRemoteFileSubSystem)RSECorePlugin.getTheSystemRegistry().getSubSystem(subsystemId);
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if (subSystem != null)
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{
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if (subSystem.isConnected())
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{
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try
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{
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remoteObj = subSystem.getObjectWithAbsoluteName(path, new NullProgressMonitor());
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}
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catch (Exception e)
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{
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return;
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}
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}
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// query for file in a job (to avoid main thread)
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SelectFileJob job = new SelectFileJob(subSystem, path, systemTree);
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job.schedule();
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}
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}
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}
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if (remoteObj != null)
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{
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TreeItem item = (TreeItem)systemView.findFirstRemoteItemReference(remoteObj, null);
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if (item != null){
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systemView.getTree().setSelection(item);
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}
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else {
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// item does not exist in tree
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systemView.expandTo(subSystem, remoteObj);
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}
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}
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}
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}
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}
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private SystemViewPart _systemViewPart;
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private IAction _action;
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private IViewLinker _linker;
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public LinkWithSystemViewAction()
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{
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super();
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}
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public void init(IViewPart view) {
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_systemViewPart = (SystemViewPart)view;
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_linker = new ViewLinker();
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@ -106,16 +356,16 @@ public class LinkWithSystemViewAction implements IViewActionDelegate {
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public void run(IAction action) {
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if (_systemViewPart != null){
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_systemViewPart.setLinkingEnabled(action.isChecked(), _linker);
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boolean isToggled = _systemViewPart.isLinkingEnabled();
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_systemViewPart.setLinkingEnabled(!isToggled, _linker);
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}
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}
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public void selectionChanged(IAction action, ISelection selection) {
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if (_action == null) {
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action.setChecked(_systemViewPart.isLinkingEnabled());
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_action= action;
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_action.setChecked(_systemViewPart.isLinkingEnabled());
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}
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}
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}
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@ -4273,7 +4273,7 @@ public class SystemView extends SafeTreeViewer
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* @return the List populated with hits, or <code>null</code> if <code>null</code>
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* was passed in as the List to populate and no hits were found.
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*/
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protected List findAllRemoteItemReferences(Object element, Object elementObject, List matches) {
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public List findAllRemoteItemReferences(Object element, Object elementObject, List matches) {
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String searchString = null;
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ISubSystem subsystem = null;
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if (element instanceof String)
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@ -5689,7 +5689,11 @@ public class SystemView extends SafeTreeViewer
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ISystemViewElementAdapter adapter = getViewAdapter(parentObject);
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ISystemViewElementAdapter targetAdapter = getViewAdapter(remoteObject);
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if (adapter == null)
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{
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System.out.println("adapter is null for "+parentObject);
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return;
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}
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ISubSystem ss = adapter.getSubSystem(parentObject);
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String parentName = adapter.getAbsoluteName(parentObject);
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String remoteObjectName = targetAdapter.getAbsoluteName(remoteObject);
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@ -5953,6 +5957,7 @@ public class SystemView extends SafeTreeViewer
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public void add(Object parentElementOrTreePath, Object[] childElements) {
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assertElementsNotNull(childElements);
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ISystemFilterReference originalFilter = null;
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@ -14,9 +14,10 @@
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* Contributors:
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* Kevin Doyle (IBM) - [187553] - Removed code and related methods for toolbar/button bar.
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* Martin Oberhuber (Wind River) - [190271] Move ISystemViewInputProvider to Core
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* David McKnight (IBM) - [187711] select SystemView APIs exposed by the ISystemTree interface
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*******************************************************************************/
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package org.eclipse.rse.internal.ui.view;
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import java.util.List;
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import java.util.Vector;
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import org.eclipse.jface.action.ToolBarManager;
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@ -24,7 +25,10 @@ import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.ISelectionChangedListener;
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import org.eclipse.jface.viewers.ViewerFilter;
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import org.eclipse.jface.wizard.WizardPage;
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import org.eclipse.rse.core.filters.ISystemFilter;
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import org.eclipse.rse.core.filters.ISystemFilterReference;
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import org.eclipse.rse.core.model.ISystemViewInputProvider;
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import org.eclipse.rse.core.subsystems.ISubSystem;
|
||||
import org.eclipse.rse.ui.dialogs.SystemPromptDialog;
|
||||
import org.eclipse.rse.ui.messages.ISystemMessageLine;
|
||||
import org.eclipse.rse.ui.view.ISystemLongRunningRequestListener;
|
||||
|
|
@ -42,6 +46,7 @@ import org.eclipse.swt.widgets.Item;
|
|||
import org.eclipse.swt.widgets.Shell;
|
||||
import org.eclipse.swt.widgets.ToolBar;
|
||||
import org.eclipse.swt.widgets.Tree;
|
||||
import org.eclipse.swt.widgets.TreeItem;
|
||||
|
||||
|
||||
/**
|
||||
|
|
@ -470,4 +475,44 @@ public class SystemViewForm extends Composite implements ISystemTree
|
|||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* wrapper method to satisfy the ISystemTree interface
|
||||
*/
|
||||
public void createTreeItems(TreeItem widget, Object[] children)
|
||||
{
|
||||
tree.createTreeItems(widget, children);
|
||||
}
|
||||
|
||||
/**
|
||||
* wrapper method to satisfy the ISystemTree interface
|
||||
*/
|
||||
public List findAllRemoteItemReferences(Object element,
|
||||
Object elementObject, List matches) {
|
||||
return tree.findAllRemoteItemReferences(element, elementObject, matches);
|
||||
}
|
||||
|
||||
/**
|
||||
* wrapper method to satisfy the ISystemTree interface
|
||||
*/
|
||||
public Item findFirstRemoteItemReference(Object remoteObject,
|
||||
Item parentItem) {
|
||||
return tree.findFirstRemoteItemReference(remoteObject, parentItem);
|
||||
}
|
||||
|
||||
/**
|
||||
* wrapper method to satisfy the ISystemTree interface
|
||||
*/
|
||||
public Tree getTree() {
|
||||
return tree.getTree();
|
||||
}
|
||||
|
||||
/**
|
||||
* wrapper method to satisfy the ISystemTree interface
|
||||
*/
|
||||
public ISystemFilterReference revealAndExpand(ISubSystem parentSubSystem,
|
||||
ISystemFilter filter) {
|
||||
return tree.revealAndExpand(parentSubSystem, filter);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -87,7 +87,6 @@ import org.eclipse.rse.internal.ui.actions.SystemWorkWithProfilesAction;
|
|||
import org.eclipse.rse.services.clientserver.messages.SystemMessage;
|
||||
import org.eclipse.rse.ui.ISystemContextMenuConstants;
|
||||
import org.eclipse.rse.ui.ISystemPreferencesConstants;
|
||||
import org.eclipse.rse.ui.IViewLinker;
|
||||
import org.eclipse.rse.ui.RSESystemTypeAdapter;
|
||||
import org.eclipse.rse.ui.RSEUIPlugin;
|
||||
import org.eclipse.rse.ui.SystemBasePlugin;
|
||||
|
|
@ -103,6 +102,7 @@ import org.eclipse.rse.ui.view.ContextObject;
|
|||
import org.eclipse.rse.ui.view.IRSEViewPart;
|
||||
import org.eclipse.rse.ui.view.ISystemRemoteElementAdapter;
|
||||
import org.eclipse.rse.ui.view.ISystemViewElementAdapter;
|
||||
import org.eclipse.rse.ui.view.IViewLinker;
|
||||
import org.eclipse.swt.dnd.Clipboard;
|
||||
import org.eclipse.swt.widgets.Composite;
|
||||
import org.eclipse.swt.widgets.Display;
|
||||
|
|
|
|||
|
|
@ -11,12 +11,19 @@
|
|||
* Emily Bruner, Mazen Faraj, Adrian Storisteanu, Li Ding, and Kent Hawley.
|
||||
*
|
||||
* Contributors:
|
||||
* {Name} (company) - description of contribution.
|
||||
* David McKnight (IBM) - [187711] Select SystemView APIs exposed by the ISystemTree interface
|
||||
********************************************************************************/
|
||||
|
||||
package org.eclipse.rse.ui.view;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.eclipse.rse.core.filters.ISystemFilter;
|
||||
import org.eclipse.rse.core.filters.ISystemFilterReference;
|
||||
import org.eclipse.rse.core.subsystems.ISubSystem;
|
||||
import org.eclipse.swt.widgets.Item;
|
||||
import org.eclipse.swt.widgets.Tree;
|
||||
import org.eclipse.swt.widgets.TreeItem;
|
||||
|
||||
/**
|
||||
* To drive our GUI we find ourselves adding additional useful methods on top of the
|
||||
|
|
@ -116,4 +123,55 @@ public interface ISystemTree {
|
|||
* @return true if any of the selected items are expandable but not yet expanded
|
||||
*/
|
||||
public boolean areAnySelectedItemsExpandable();
|
||||
|
||||
/**
|
||||
* Find the first binary-match or name-match of a remote object, given its binary object.
|
||||
* @param remoteObject - The remote object to find.
|
||||
* @param parentItem - Optionally, the parent item to start the search at
|
||||
* @return TreeItem hit if found
|
||||
*/
|
||||
public Item findFirstRemoteItemReference(Object remoteObject, Item parentItem);
|
||||
|
||||
/**
|
||||
* Expand a given filter, given a subsystem that contains a reference to the filter's pool.
|
||||
* This will expand down to the filter if needed
|
||||
* @param parentSubSystem - the subsystem containing a reference to the filter's parent pool
|
||||
* @param filter - the filter to find, reveal, and expand within the subsystem context
|
||||
* @return the filter reference to the filter if found and expanded. This is a unique binary address
|
||||
* within the object's in this tree, so can be used in the viewer methods to affect this particular
|
||||
* node.
|
||||
*/
|
||||
public ISystemFilterReference revealAndExpand(ISubSystem parentSubSystem, ISystemFilter filter);
|
||||
|
||||
/**
|
||||
* Return the Tree widget
|
||||
* @return tree widget
|
||||
*/
|
||||
public Tree getTree();
|
||||
|
||||
/**
|
||||
* Create tree items for the specified children
|
||||
*
|
||||
* @param widget the parent item for the items to create
|
||||
* @param children the children to create items for
|
||||
*/
|
||||
public void createTreeItems(TreeItem widget, Object[] children);
|
||||
|
||||
/**
|
||||
* Recursively tries to find a given remote object. Since the object memory object
|
||||
* for a remote object is not dependable we call getAbsoluteName() on the adapter to
|
||||
* do the comparisons. Note this does not take into account the parent connection or
|
||||
* subsystem or filter, hence you must know where to start the search, else you risk
|
||||
* finding the wrong one.
|
||||
*
|
||||
* @param element the remote object to which we want to find a tree item which references it. Can be a string or an object
|
||||
* @param elementObject the actual remote element to find, for binary matching, optionally for cases when element is a string
|
||||
* @param matches the List to populate with hits, or <code>null</code> to
|
||||
* get a new List created and returned with the hits.
|
||||
* @return the List populated with hits, or <code>null</code> if <code>null</code>
|
||||
* was passed in as the List to populate and no hits were found.
|
||||
*/
|
||||
public List findAllRemoteItemReferences(Object element, Object elementObject, List matches);
|
||||
|
||||
|
||||
}
|
||||
|
|
@ -11,9 +11,8 @@
|
|||
* Contributors:
|
||||
* David McKnight (IBM) - [187711] IViewLinker to be API that system view part calls when link with editor
|
||||
********************************************************************************/
|
||||
package org.eclipse.rse.ui;
|
||||
package org.eclipse.rse.ui.view;
|
||||
|
||||
import org.eclipse.rse.internal.ui.view.SystemView;
|
||||
import org.eclipse.ui.IEditorPart;
|
||||
|
||||
public interface IViewLinker {
|
||||
|
|
@ -21,7 +20,7 @@ public interface IViewLinker {
|
|||
/**
|
||||
* System View part calls link when using Link With Editor. Provider of action supplies this implementation.
|
||||
* @param editor the active editor
|
||||
* @param systemView the view to link
|
||||
* @param systemTree the view to link
|
||||
*/
|
||||
public void link(IEditorPart editor, SystemView systemView);
|
||||
public void link(IEditorPart editor, ISystemTree systemTree);
|
||||
}
|
||||
Loading…
Add table
Reference in a new issue