| /******************************************************************************* |
| * Copyright (c) 2000, 2019 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) |
| * Red Hat Inc. - refactored to jdt.core.manipulation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.corext.callhierarchy; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IMember; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.IType; |
| import org.eclipse.jdt.core.JavaModelException; |
| |
| class CallSearchResultCollector { |
| /** |
| * A map from handle identifier ({@link String}) to {@link MethodCall}. |
| */ |
| private Map<String, MethodCall> fCalledMembers; |
| |
| public CallSearchResultCollector() { |
| this.fCalledMembers = createCalledMethodsData(); |
| } |
| |
| /** |
| * @return a map from handle identifier ({@link String}) to {@link MethodCall} |
| */ |
| public Map<String, MethodCall> getCallers() { |
| return fCalledMembers; |
| } |
| |
| protected void addMember(IMember member, IMember calledMember, int start, int end) { |
| addMember(member, calledMember, start, end, CallLocation.UNKNOWN_LINE_NUMBER); |
| } |
| |
| protected void addMember(IMember member, IMember calledMember, int start, int end, int lineNumber) { |
| if ((member != null) && (calledMember != null)) { |
| if (!isIgnored(calledMember)) { |
| MethodCall methodCall = fCalledMembers.get(calledMember.getHandleIdentifier()); |
| |
| if (methodCall == null) { |
| methodCall = new MethodCall(calledMember); |
| fCalledMembers.put(calledMember.getHandleIdentifier(), methodCall); |
| } |
| |
| methodCall.addCallLocation(new CallLocation(member, calledMember, start, |
| end, lineNumber)); |
| } |
| } |
| } |
| |
| protected Map<String, MethodCall> createCalledMethodsData() { |
| return new HashMap<>(); |
| } |
| |
| /** |
| * Method isIgnored. |
| * @param enclosingElement |
| * @return boolean |
| */ |
| private boolean isIgnored(IMember enclosingElement) { |
| String fullyQualifiedName = getTypeOfElement(enclosingElement) |
| .getFullyQualifiedName(); |
| |
| if (CallHierarchyCore.getDefault().isFilterTestCode()) { |
| IClasspathEntry classpathEntry= determineClassPathEntry(enclosingElement); |
| if (classpathEntry != null && classpathEntry.isTest()) { |
| return true; |
| } |
| } |
| |
| return CallHierarchyCore.getDefault().isIgnored(fullyQualifiedName); |
| } |
| |
| private static IClasspathEntry determineClassPathEntry(Object element) { |
| if (element instanceof IJavaElement) { |
| IPackageFragmentRoot packageFragmentRoot= (IPackageFragmentRoot) ((IJavaElement) element).getAncestor(IJavaElement.PACKAGE_FRAGMENT_ROOT); |
| if (packageFragmentRoot != null) { |
| try { |
| return packageFragmentRoot.getResolvedClasspathEntry(); |
| } catch (JavaModelException e) { |
| return null; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private IType getTypeOfElement(IMember element) { |
| if (element.getElementType() == IJavaElement.TYPE) { |
| return (IType) element; |
| } |
| |
| return element.getDeclaringType(); |
| } |
| } |