Copyright (c) 2015 Google Inc 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:
    John Glassmyer  - import group sorting is broken - https://bugs.eclipse.org/430303
/*******************************************************************************
 * Copyright (c) 2015 Google Inc 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:
 *     John Glassmyer <jogl@google.com> - import group sorting is broken - https://bugs.eclipse.org/430303
 *******************************************************************************/
package org.eclipse.jdt.internal.core.dom.rewrite.imports;

Describes an import declaration, encapsulating the imported name and, for an import declaration
originally present in the compilation unit, the regions originally occupied by the import
declaration and its associated comments.
 As the Java Language Specification allows duplicate import declarations, a compilation unit may contain multiple ImportEntrys with equal ImportNames. /**
 * Describes an import declaration, encapsulating the imported name and, for an import declaration
 * originally present in the compilation unit, the regions originally occupied by the import
 * declaration and its associated comments.
 * <p>
 * As the Java Language Specification allows duplicate import declarations, a compilation unit
 * may contain multiple {@code ImportEntry}s with equal {@code ImportName}s.
 */
abstract class ImportEntry {
	final ImportName importName;

	protected ImportEntry(ImportName importName) {
		this.importName = importName;
	}

	
Returns true if this import declaration occurred originally (before the rewrite).
/**
	 * Returns true if this import declaration occurred originally (before the rewrite).
	 */
	abstract boolean isOriginal();

	
If this import declaration occurred originally, returns it as an OriginalImportEntry;
otherwise throws an exception.
/**
	 * If this import declaration occurred originally, returns it as an OriginalImportEntry;
	 * otherwise throws an exception.
	 */
	abstract OriginalImportEntry asOriginalImportEntry();
}