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/*******************************************************************************
* Copyright (c) 2000, 2006 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.text.edits;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
/**
* Text edit to replace a range in a document with a different
* string.
*
* @since 3.0
*/
public final class ReplaceEdit extends TextEdit {
private String fText;
/**
* Constructs a new replace edit.
*
* @param offset the offset of the range to replace
* @param length the length of the range to replace
* @param text the new text
*/
public ReplaceEdit(int offset, int length, String text) {
super(offset, length);
Assert.isNotNull(text);
fText= text;
}
/*
* Copy constructor
*
* @param other the edit to copy from
*/
private ReplaceEdit(ReplaceEdit other) {
super(other);
fText= other.fText;
}
/**
* Returns the new text replacing the text denoted
* by the edit.
*
* @return the edit's text.
*/
public String getText() {
return fText;
}
@Override
protected TextEdit doCopy() {
return new ReplaceEdit(this);
}
@Override
protected void accept0(TextEditVisitor visitor) {
boolean visitChildren= visitor.visit(this);
if (visitChildren) {
acceptChildren(visitor);
}
}
@Override
int performDocumentUpdating(IDocument document) throws BadLocationException {
document.replace(getOffset(), getLength(), fText);
fDelta= fText.length() - getLength();
return fDelta;
}
@Override
boolean deleteChildren() {
return true;
}
@Override
void internalToString(StringBuilder buffer, int indent) {
super.internalToString(buffer, indent);
buffer.append(" <<").append(fText); //$NON-NLS-1$
}
}
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