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Diffstat (limited to 'bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/ITokenComparator.java')
-rw-r--r-- | bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/ITokenComparator.java | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/ITokenComparator.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/ITokenComparator.java deleted file mode 100644 index 43f03f1f4..000000000 --- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/contentmergeviewer/ITokenComparator.java +++ /dev/null @@ -1,57 +0,0 @@ -/******************************************************************************* - * 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 org.eclipse.compare.contentmergeviewer; - -import org.eclipse.compare.rangedifferencer.IRangeComparator; - - -/** - * For performing a so-called "token compare" on a line of text. - * This interface extends the <code>IRangeComparator</code> interface - * so that it can be used by the <code>TextMergeViewer</code>. - * <p> - * <code>TextMergeViewer</code> activates the token compare when navigating into - * a range of differing lines. At first the lines are selected as a block. - * When navigating into this block the token compare shows for every line - * the differing token by selecting them. - * <p> - * <code>TextMergeViewer</code>'s default token comparator works on characters separated - * by whitespace. If a different strategy is needed (for example, to use Java tokens in - * a Java-aware merge viewer), clients may create their own token - * comparators by implementing this interface (and overriding the - * <code>TextMergeViewer.createTokenComparator</code> factory method). - * </p> - * - * @see TextMergeViewer - */ -public interface ITokenComparator extends IRangeComparator { - - /** - * Returns the start character position of the token with the given index. - * If the index is out of range (but not negative) the character position - * behind the last character (the length of the input string) is returned. - * - * @param index index of the token for which to return the start position - * @return the start position of the token with the given index - * @throws java.lang.IndexOutOfBoundsException if index is negative - */ - int getTokenStart(int index); - - /** - * Returns the character length of the token with the given index. - * If the index is out of range (but not negative) the value 0 is returned. - * - * @param index index of the token for which to return the start position - * @return the character length of the token with the given index - * @throws java.lang.IndexOutOfBoundsException if index is negative - */ - int getTokenLength(int index); -} |