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/*******************************************************************************
* Copyright (c) 2000, 2005 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.text;
/**
* Extension interface for {@link org.eclipse.jface.text.ILineTracker}. Adds the
* concept of rewrite sessions. A rewrite session is a sequence of replace
* operations that form a semantic unit.
*
* @since 3.1
*/
public interface ILineTrackerExtension {
/**
* Tells the line tracker that a rewrite session started. A rewrite session
* is a sequence of replace operations that form a semantic unit. The line
* tracker is allowed to use that information for internal optimization.
*
* @param session the rewrite session
* @throws IllegalStateException in case there is already an active rewrite
* session
*/
void startRewriteSession(DocumentRewriteSession session) throws IllegalStateException;
/**
* Tells the line tracker that the rewrite session has finished. This method
* is only called when startRewriteSession has been called
* before. The text resulting from the rewrite session is passed to the line
* tracker.
*
* @param session the rewrite session
* @param text the text with which to re-initialize the line tracker
*/
void stopRewriteSession(DocumentRewriteSession session, String text);
}