Copyright (c) 2000, 2011 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:
  Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation
         (report 36180: Callers/Callees view)
/*******************************************************************************
 * Copyright (c) 2000, 2011 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:
 *   Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation
 *          (report 36180: Callers/Callees view)
 *******************************************************************************/
package org.eclipse.jdt.internal.corext.callhierarchy;

import java.util.Map;

import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.search.SearchMatch;
import org.eclipse.jdt.core.search.SearchRequestor;

class MethodReferencesSearchRequestor extends SearchRequestor {
    private CallSearchResultCollector fSearchResults;
    private boolean fRequireExactMatch = true;

    MethodReferencesSearchRequestor() {
        fSearchResults = new CallSearchResultCollector();
    }

    public Map<String, MethodCall> getCallers() {
        return fSearchResults.getCallers();
    }

    @Override
	public void acceptSearchMatch(SearchMatch match) {
        if (fRequireExactMatch && (match.getAccuracy() != SearchMatch.A_ACCURATE)) {
            return;
        }

        if (match.isInsideDocComment()) {
            return;
        }

        if (match.getElement() != null && match.getElement() instanceof IMember) {
            IMember member= (IMember) match.getElement();
            switch (member.getElementType()) {
                case IJavaElement.METHOD:
                case IJavaElement.TYPE:
                case IJavaElement.FIELD:
                case IJavaElement.INITIALIZER:
                    fSearchResults.addMember(member, member, match.getOffset(), match.getOffset()+match.getLength());
                    break;
            }
        }
    }
}