org.eclipse.jdt.internal.core.search.matching.TypeParameterPattern Maven / Gradle / Ivy
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/*******************************************************************************
* Copyright (c) 2000, 2021 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:
* IBM Corporation - initial API and implementation
* Microsoft Corporation - adapt to the new index match API
*******************************************************************************/
package org.eclipse.jdt.internal.core.search.matching;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.IMethod;
import org.eclipse.jdt.core.IModuleDescription;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.ITypeParameter;
import org.eclipse.jdt.core.Signature;
import org.eclipse.jdt.core.search.IJavaSearchScope;
import org.eclipse.jdt.core.search.SearchParticipant;
import org.eclipse.jdt.internal.compiler.env.AccessRuleSet;
import org.eclipse.jdt.internal.compiler.util.SuffixConstants;
import org.eclipse.jdt.internal.core.index.Index;
import org.eclipse.jdt.internal.core.search.IndexQueryRequestor;
import org.eclipse.jdt.internal.core.search.JavaSearchScope;
import org.eclipse.jdt.internal.core.util.Util;
/**
* Pattern to search type parameters.
*
* @since 3.1
*/
public class TypeParameterPattern extends JavaSearchPattern {
protected boolean findDeclarations;
protected boolean findReferences;
protected char[] name;
protected ITypeParameter typeParameter;
protected char[] declaringMemberName;
protected char[] methodDeclaringClassName;
protected char[][] methodArgumentTypes;
public TypeParameterPattern(boolean findDeclarations, boolean findReferences, ITypeParameter typeParameter, int matchRule) {
super(TYPE_PARAM_PATTERN, matchRule);
this.findDeclarations = findDeclarations; // set to find declarations & all occurences
this.findReferences = findReferences; // set to find references & all occurences
this.typeParameter = typeParameter;
this.name = typeParameter.getElementName().toCharArray(); // store type parameter name
IMember member = typeParameter.getDeclaringMember();
this.declaringMemberName = member.getElementName().toCharArray(); // store type parameter declaring member name
// For method type parameter, store also declaring class name and parameters type names
if (member instanceof IMethod) {
IMethod method = (IMethod) member;
this.methodDeclaringClassName = method.getParent().getElementName().toCharArray();
String[] parameters = method.getParameterTypes();
int length = parameters.length;
this.methodArgumentTypes = new char[length][];
for (int i=0; i