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/*******************************************************************************
* Copyright (c) 2000, 2008 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.templates;
import org.eclipse.core.runtime.Assert;
/**
* A template buffer is a container for a string and variables.
* <p>
* Clients may instantiate this class.
* </p>
*
* @since 3.0
*/
public final class TemplateBuffer {
/** The string of the template buffer */
private String fString;
/** The variable positions of the template buffer */
private TemplateVariable[] fVariables;
/**
* Creates a template buffer.
*
* @param string the string
* @param variables the variable positions
*/
public TemplateBuffer(String string, TemplateVariable[] variables) {
setContent(string, variables);
}
/**
* Sets the content of the template buffer.
*
* @param string the string
* @param variables the variable positions
*/
public final void setContent(String string, TemplateVariable[] variables) {
Assert.isNotNull(string);
Assert.isNotNull(variables);
// XXX: assert non-overlapping variable properties
fString= string;
fVariables= copy(variables);
}
/**
* Returns a copy of the given array.
*
* @param array the array to be copied
* @return a copy of the given array or <code>null</code> when <code>array</code> is <code>null</code>
* @since 3.1
*/
private static TemplateVariable[] copy(TemplateVariable[] array) {
if (array != null) {
TemplateVariable[] copy= new TemplateVariable[array.length];
System.arraycopy(array, 0, copy, 0, array.length);
return copy;
}
return null;
}
/**
* Returns the string of the template buffer.
*
* @return the string representation of the template buffer
*/
public final String getString() {
return fString;
}
/**
* Returns the variable positions of the template buffer. The returned array is
* owned by this variable and must not be modified.
*
* @return the variable positions of the template buffer
*/
public final TemplateVariable[] getVariables() {
return fVariables;
}
}
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