| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.intellij.refactoring.rename.naming; |
| |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiNamedElement; |
| import com.intellij.refactoring.rename.RenameProcessor; |
| import com.intellij.refactoring.rename.RenameUtil; |
| import com.intellij.refactoring.rename.UnresolvableCollisionUsageInfo; |
| import com.intellij.usageView.UsageInfo; |
| import com.intellij.util.containers.ContainerUtil; |
| import org.jetbrains.annotations.NonNls; |
| |
| import java.util.*; |
| |
| /** |
| * @author dsl |
| */ |
| public abstract class AutomaticRenamer { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.refactoring.rename.naming.AutomaticRenamer"); |
| private final LinkedHashMap<PsiNamedElement, String> myRenames = new LinkedHashMap<PsiNamedElement, String>(); |
| protected final List<PsiNamedElement> myElements; |
| |
| protected AutomaticRenamer() { |
| myElements = new ArrayList<PsiNamedElement>(); |
| } |
| |
| public boolean hasAnythingToRename() { |
| final Collection<String> strings = myRenames.values(); |
| for (final String s : strings) { |
| if (s != null) return true; |
| } |
| return false; |
| } |
| |
| public void findUsages(List<UsageInfo> result, final boolean searchInStringsAndComments, final boolean searchInNonJavaFiles) { |
| findUsages(result, searchInStringsAndComments, searchInNonJavaFiles, null); |
| } |
| |
| public void findUsages(List<UsageInfo> result, |
| final boolean searchInStringsAndComments, |
| final boolean searchInNonJavaFiles, |
| List<UnresolvableCollisionUsageInfo> unresolvedUsages) { |
| findUsages(result, searchInStringsAndComments, searchInNonJavaFiles, unresolvedUsages, null); |
| } |
| |
| public void findUsages(List<UsageInfo> result, |
| final boolean searchInStringsAndComments, |
| final boolean searchInNonJavaFiles, |
| List<UnresolvableCollisionUsageInfo> unresolvedUsages, |
| Map<PsiElement, String> allRenames) { |
| for (Iterator<PsiNamedElement> iterator = myElements.iterator(); iterator.hasNext();) { |
| final PsiNamedElement variable = iterator.next(); |
| RenameProcessor.assertNonCompileElement(variable); |
| final boolean success = findUsagesForElement(variable, result, searchInStringsAndComments, searchInNonJavaFiles, unresolvedUsages, allRenames); |
| if (!success) { |
| iterator.remove(); |
| } |
| } |
| } |
| |
| private boolean findUsagesForElement(PsiNamedElement element, |
| List<UsageInfo> result, |
| final boolean searchInStringsAndComments, |
| final boolean searchInNonJavaFiles, |
| List<UnresolvableCollisionUsageInfo> unresolvedUsages, |
| Map<PsiElement, String> allRenames) { |
| final String newName = getNewName(element); |
| if (newName != null) { |
| |
| final LinkedHashMap<PsiNamedElement, String> renames = new LinkedHashMap<PsiNamedElement, String>(); |
| renames.putAll(myRenames); |
| if (allRenames != null) { |
| for (PsiElement psiElement : allRenames.keySet()) { |
| if (psiElement instanceof PsiNamedElement) { |
| renames.put((PsiNamedElement)psiElement, allRenames.get(psiElement)); |
| } |
| } |
| } |
| final UsageInfo[] usages = RenameUtil.findUsages(element, newName, searchInStringsAndComments, searchInNonJavaFiles, renames); |
| for (final UsageInfo usage : usages) { |
| if (usage instanceof UnresolvableCollisionUsageInfo) { |
| if (unresolvedUsages != null) { |
| unresolvedUsages.add((UnresolvableCollisionUsageInfo)usage); |
| } |
| return false; |
| } |
| } |
| ContainerUtil.addAll(result, usages); |
| } |
| return true; |
| } |
| |
| public List<PsiNamedElement> getElements() { |
| return Collections.unmodifiableList(myElements); |
| } |
| |
| public String getNewName(PsiNamedElement namedElement) { |
| return myRenames.get(namedElement); |
| } |
| |
| public Map<PsiNamedElement,String> getRenames() { |
| return Collections.unmodifiableMap(myRenames); |
| } |
| |
| public void setRename(PsiNamedElement element, String replacement) { |
| LOG.assertTrue(myRenames.put(element, replacement) != null); |
| } |
| |
| public void doNotRename(PsiNamedElement element) { |
| LOG.assertTrue(myRenames.remove(element) != null); |
| } |
| |
| protected void suggestAllNames(final String oldClassName, String newClassName) { |
| final NameSuggester suggester = new NameSuggester(oldClassName, newClassName); |
| for (int varIndex = myElements.size() - 1; varIndex >= 0; varIndex--) { |
| final PsiNamedElement element = myElements.get(varIndex); |
| final String name = element.getName(); |
| if (!myRenames.containsKey(element)) { |
| String newName = suggestNameForElement(element, suggester, newClassName, oldClassName); |
| if (!newName.equals(name)) { |
| myRenames.put(element, newName); |
| } |
| else { |
| myRenames.put(element, null); |
| } |
| } |
| if (myRenames.get(element) == null) { |
| myElements.remove(varIndex); |
| } |
| } |
| } |
| |
| protected String suggestNameForElement(PsiNamedElement element, NameSuggester suggester, String newClassName, String oldClassName) { |
| String name = element.getName(); |
| if (oldClassName.equals(name)) { |
| return newClassName; |
| } |
| String canonicalName = nameToCanonicalName(name, element); |
| final String newCanonicalName = suggester.suggestName(canonicalName); |
| if (newCanonicalName.length() == 0) { |
| LOG.error("oldClassName = " + oldClassName + ", newClassName = " + newClassName + ", name = " + name + ", canonicalName = " + |
| canonicalName + ", newCanonicalName = " + newCanonicalName); |
| } |
| return canonicalNameToName(newCanonicalName, element); |
| } |
| |
| @NonNls |
| protected String canonicalNameToName(@NonNls String canonicalName, PsiNamedElement element) { |
| return canonicalName; |
| } |
| |
| protected String nameToCanonicalName(@NonNls String name, PsiNamedElement element) { |
| return name; |
| } |
| |
| public boolean allowChangeSuggestedName() { |
| return true; |
| } |
| |
| public boolean isSelectedByDefault() { |
| return false; |
| } |
| |
| public abstract String getDialogTitle(); |
| |
| public abstract String getDialogDescription(); |
| |
| public abstract String entityName(); |
| } |