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Diffstat (limited to 'bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/JobSafeStructuredDocument.java')
| -rw-r--r-- | bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/JobSafeStructuredDocument.java | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/JobSafeStructuredDocument.java b/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/JobSafeStructuredDocument.java deleted file mode 100644 index 99b0eea26f..0000000000 --- a/bundles/org.eclipse.wst.sse.core/src/org/eclipse/wst/sse/core/internal/text/JobSafeStructuredDocument.java +++ /dev/null @@ -1,173 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2001, 2004 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 - * Jens Lukowski/Innoopract - initial renaming/restructuring - * - *******************************************************************************/ -package org.eclipse.wst.sse.core.internal.text; - -import org.eclipse.core.runtime.Platform; -import org.eclipse.core.runtime.jobs.ILock; -import org.eclipse.wst.sse.core.internal.IExecutionDelegate; -import org.eclipse.wst.sse.core.internal.ILockable; -import org.eclipse.wst.sse.core.internal.ltk.parser.RegionParser; -import org.eclipse.wst.sse.core.internal.provisional.events.StructuredDocumentEvent; - - - -public class JobSafeStructuredDocument extends BasicStructuredDocument implements IExecutionDelegatable, ILockable { - - private IExecutionDelegate fExecutionDelegate; - private ILock fLockable = Platform.getJobManager().newLock(); - - public JobSafeStructuredDocument() { - super(); - } - - - public JobSafeStructuredDocument(RegionParser parser) { - super(parser); - } - - - /** - * - */ - protected final void acquireLock() { - getLockObject().acquire(); - } - - private IExecutionDelegate getExecutionDelegate() { - return fExecutionDelegate; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.wst.sse.core.ILockable#getLock() - */ - - public ILock getLockObject() { - return fLockable; - } - - - /** - * - */ - protected final void releaseLock() { - getLockObject().release(); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.wst.sse.core.text.IStructuredDocument#replaceText(java.lang.Object, - * int, int, java.lang.String, boolean) - */ - public StructuredDocumentEvent replaceText(final Object requester, final int start, final int replacementLength, final String changes, final boolean ignoreReadOnlySettings) { - StructuredDocumentEvent event = null; - if (getExecutionDelegate() == null) { - // if the delegate has not been set, we execute on current - // thread, like "normal". This is the case for normal - // non-editor - // use (which should still, ultimately, be protected by - // a scheduling rule). - event = super.replaceText(requester, start, replacementLength, changes, ignoreReadOnlySettings); - } else { - // If document is being used by an editor, a runnable is - // created, - // even if later (in the execution delegate instance) it is - // decided - // nothing special is needed (that is, in fact being called - // from - // editor's display thread, in which case its just executed) - final Object[] resultSlot = new Object[1]; - Runnable runnable = new Runnable() { - public void run() { - try { - resultSlot[0] = JobSafeStructuredDocument.super.replaceText(requester, start, replacementLength, changes, ignoreReadOnlySettings); - } catch (Throwable e) { - resultSlot[0] = e; - } - } - }; - // strongly assumes synchronous call, to "wait" for - // results - // basically just routes to Display.synchExec(runnable), - // if not already running on display thread. - getExecutionDelegate().execute(runnable); - - // this remembering and re-throwing of exception is just to - // get an - // exception that occurred on one thread, to be thrown on - // callers - // thread. - if (resultSlot[0] instanceof Throwable) { - throw new RuntimeException((Throwable) resultSlot[0]); - } else { - event = (StructuredDocumentEvent) resultSlot[0]; - } - } - return event; - } - - public void setExecutionDelegate(IExecutionDelegate delegate) { - fExecutionDelegate = delegate; - } - - - public StructuredDocumentEvent setText(final Object requester, final String theString) { - StructuredDocumentEvent event = null; - if (getExecutionDelegate() == null) { - // if the delegate has not been set, we execute on current - // thread, like "normal". This is the case for normal - // non-editor - // use (which should still, ultimately, be protected by - // a scheduling rule). - event = super.setText(requester, theString); - } else { - // If document is being used by an editor, a runnable is - // created, - // even if later (in the execution delegate instance) it is - // decided - // nothing special is needed (that is, in fact being called - // from - // editor's display thread, in which case its just executed) - final Object[] resultSlot = new Object[1]; - Runnable runnable = new Runnable() { - public void run() { - try { - resultSlot[0] = JobSafeStructuredDocument.super.setText(requester, theString); - } catch (Throwable e) { - resultSlot[0] = e; - } - } - }; - // strongly assumes synchronous call, to "wait" for - // results - // basically just routes to Display.synchExec(runnable), - // if not already running on display thread. - getExecutionDelegate().execute(runnable); - - // this remembering and re-throwing of exception is just to - // get an - // exception that occurred on one thread, to be thrown on - // callers - // thread. - if (resultSlot[0] instanceof Throwable) { - throw new RuntimeException((Throwable) resultSlot[0]); - } else { - event = (StructuredDocumentEvent) resultSlot[0]; - } - } - return event; - } - -} |