| /******************************************************************************* |
| * Copyright (c) 2000, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.core; |
| |
| /** |
| * Common protocol for JavaScript elements that have associated source code. |
| * This set consists of <code>IClassFile</code>, <code>IJavaScriptUnit</code>, |
| * <code>IPackageDeclaration</code>, <code>IImportDeclaration</code>, |
| * <code>IImportContainer</code>, <code>IType</code>, <code>IField</code>, |
| * <code>IFunction</code>, and <code>IInitializer</code>. |
| * <p> |
| * Source reference elements may be working copies if they were created from |
| * a compilation unit that is a working copy. |
| * </p> |
| * <p> |
| * This interface is not intended to be implemented by clients. |
| * </p> |
| * |
| * @see IPackageFragmentRoot#attachSource(org.eclipse.core.runtime.IPath, org.eclipse.core.runtime.IPath, org.eclipse.core.runtime.IProgressMonitor) |
| * |
| * Provisional API: This class/interface is part of an interim API that is still under development and expected to |
| * change significantly before reaching stability. It is being made available at this early stage to solicit feedback |
| * from pioneering adopters on the understanding that any code that uses this API will almost certainly be broken |
| * (repeatedly) as the API evolves. |
| */ |
| public interface ISourceReference { |
| /** |
| * Returns whether this element exists in the model. |
| * |
| * @return <code>true</code> if this element exists in the JavaScript model |
| */ |
| boolean exists(); |
| |
| /** |
| * Returns the source code associated with this element. |
| * This extracts the substring from the source buffer containing this source |
| * element. This corresponds to the source range that would be returned by |
| * <code>getSourceRange</code>. |
| * |
| * @return the source code, or <code>null</code> if this element has no |
| * associated source code |
| * @exception JavaScriptModelException if an exception occurs while accessing its corresponding resource |
| */ |
| String getSource() throws JavaScriptModelException; |
| /** |
| * Returns the source range associated with this element. |
| * |
| * @return the source range, or <code>null</code> if this element has no |
| * associated source code |
| * @exception JavaScriptModelException if an exception occurs while accessing its corresponding resource |
| */ |
| ISourceRange getSourceRange() throws JavaScriptModelException; |
| } |