/*******************************************************************************
* Copyright (c) 2014 Google, Inc and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Sergey Prigogin (Google) - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.ui.extensions;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.cdt.core.index.IIndex;
import org.eclipse.cdt.core.model.ICElement;
/**
* Interface for classes implementing the org.eclipse.cdt.ui.callHierarchyProviders extension
* point.
*
* <p>
* <strong>EXPERIMENTAL</strong>. This class or interface has been added as
* part of a work in progress. There is no guarantee that this API will work or
* that it will remain the same. Please do not use this API without consulting
* with the CDT team.
*
* @since 5.8
*/
public interface ICallHierarchyProvider {
/**
* Adds the calling functions and the corresponding call points located in files not covered
* by the CDT index to the call hierarchy results.
*
* @param callee the function being called
* @param linkageID the ID of the linkage to search for calling functions or -1 to search
* all linkages.
* @param index the index, for which the caller is holding a read lock
* @param result the accumulator to add the results to
* @throws CoreException may be thrown in case of an error
*/
void findCalledBy(ICElement callee, int linkageID, IIndex index, ICalledByResult result)
throws CoreException;
/**
* Adds the called functions and the corresponding call points for a function defined in a file
* not covered by the CDT index to the call hierarchy results.
*
* @param caller the function to get the called functions for
* @param index the index, for which the caller is holding a read lock
* @param result the accumulator to add the results to
* @throws CoreException may be thrown in case of an error
*/
void findCalls(ICElement caller, IIndex index, ICallToResult result) throws CoreException;
/**
* Checks if an element representing a function is owned by the call hierarchy provider.
*
* @param element the element to check
* @return {@code true} if the element is owned by this provider.
*/
boolean ownsElement(ICElement element);
}