Java Comparing類代碼示例

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Override
public void rootsChanged(ModuleRootEvent event) {
  final ToolWindow window = ToolWindowManager.getInstance(myProject).getToolWindow(TOOL_WINDOW_ID);
  if (window == null) {
    return;
  }

  if (window.isDisposed() || !window.isVisible()) {
    return;
  }

  AndroidPlatform newPlatform = getPlatform();

  if (!Comparing.equal(myPrevPlatform, newPlatform)) {
    myPrevPlatform = newPlatform;
    ApplicationManager.getApplication().invokeLater(new Runnable() {
      @Override
      public void run() {
        if (!window.isDisposed() && window.isVisible()) {
          myView.activate();
        }
      }
    });
  }
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private void drawEditorLineBackgroundRect(Graphics g,
                                          TextAttributes attributes,
                                          int visualLine,
                                          Color defaultBackgroundColor,
                                          Color defaultForegroundColor,
                                          int startX,
                                          int startY) {
  Color color = myEditor.getBackgroundColor(attributes);
  if (!Comparing.equal(color, defaultBackgroundColor)) {
    Color fgColor = attributes.getForegroundColor();
    if (!Comparing.equal(fgColor, defaultForegroundColor)) {
      myTextFgColors.put(visualLine, fgColor);
    }
    g.setColor(color);
    g.fillRect(startX, startY, getWidth() - startX, myEditor.getLineHeight());
  }
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private void moveContentToStackTop(Transferable t, boolean notifyOthers) {
  Transferable current = myData.isEmpty() ? null : myData.get(0);
  if (!Comparing.equal(t, current)) {
    myData.remove(t);
    myData.add(0, t);
    if (notifyOthers) {
      setSystemClipboardContent(t);
      fireContentChanged(current, t);
    }
  }
  else {
    if (notifyOthers) {
      setSystemClipboardContent(t);
    }
  }
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Override
public void visitPyCallExpression(PyCallExpression node) {
  if (node.isCalleeText("pop", "get", "getattr")) {
    PyReferenceExpression child = PsiTreeUtil.getChildOfType(node.getCallee(), PyReferenceExpression.class);
    if (child != null) {
      String operandName = child.getName();
      if (node.getArguments().length > 0) {
        PyExpression argument = node.getArguments()[0];
        processGet(operandName, argument);
      }
    }
  }
  else if (node.isCalleeText("__init__")) {
    kwArgsTransit = false;
    for (PyExpression e : node.getArguments()) {
      if (e instanceof PyStarArgument) {
        PyStarArgument kw = (PyStarArgument)e;
        if (Comparing.equal(myKwArgs.getName(), kw.getFirstChild().getNextSibling().getText())) {
          kwArgsTransit = true;
          break;
        }
      }
    }
  }
  super.visitPyCallExpression(node);
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Override
public PsiElement handleElementRename(String newElementName) throws IncorrectOperationException {
  PsiElement oldIdentifier = findChildByRoleAsPsiElement(ChildRole.REFERENCE_NAME);
  if (oldIdentifier == null) {
    oldIdentifier = findChildByRoleAsPsiElement(ChildRole.CLASS_REFERENCE);
  }
  if (oldIdentifier == null) {
    throw new IncorrectOperationException();
  }
  final String oldRefName = oldIdentifier.getText();
  if (PsiKeyword.THIS.equals(oldRefName) ||
      PsiKeyword.SUPER.equals(oldRefName) ||
      PsiKeyword.NEW.equals(oldRefName) ||
      Comparing.strEqual(oldRefName, newElementName)) {
    return this;
  }
  PsiIdentifier identifier = JavaPsiFacade.getInstance(getProject()).getElementFactory().createIdentifier(newElementName);
  oldIdentifier.replace(identifier);
  return this;
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private static int compareMembers(PsiMember m1, PsiMember m2, PsiExpression context) {
  ProgressManager.checkCanceled();
  int result = JavaStatisticsManager.createInfo(null, m2).getUseCount() - JavaStatisticsManager.createInfo(null, m1).getUseCount();
  if (result != 0) return result;
  final PsiClass aClass = m1.getContainingClass();
  final PsiClass bClass = m2.getContainingClass();
  if (aClass != null && bClass != null) {
    result = JavaStatisticsManager.createInfo(null, bClass).getUseCount() - JavaStatisticsManager.createInfo(null, aClass).getUseCount();
    if (result != 0) return result;
  }

  WeighingComparable<PsiElement,ProximityLocation> proximity1 = PsiProximityComparator.getProximity(m1, context);
  WeighingComparable<PsiElement,ProximityLocation> proximity2 = PsiProximityComparator.getProximity(m2, context);
  if (proximity1 != null && proximity2 != null) {
    result = proximity2.compareTo(proximity1);
    if (result != 0) return result;
  }

  String name1 = PsiUtil.getMemberQualifiedName(m1);
  String name2 = PsiUtil.getMemberQualifiedName(m2);
  return Comparing.compare(name1, name2);
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private void findParametersUsage(final PsiMethod method, ArrayList<UsageInfo> result, PsiMethod[] overriders) {
  if (JavaLanguage.INSTANCE.equals(myChangeInfo.getLanguage())) {
    PsiParameter[] parameters = method.getParameterList().getParameters();
    for (ParameterInfo info : myChangeInfo.getNewParameters()) {
      if (info.getOldIndex() >= 0) {
        PsiParameter parameter = parameters[info.getOldIndex()];
        if (!info.getName().equals(parameter.getName())) {
          addParameterUsages(parameter, result, info);

          for (PsiMethod overrider : overriders) {
            PsiParameter parameter1 = overrider.getParameterList().getParameters()[info.getOldIndex()];
            if (parameter1 != null && Comparing.strEqual(parameter.getName(), parameter1.getName())) {
              addParameterUsages(parameter1, result, info);
            }
          }
        }
      }
    }
  }
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private void applySettings(VirtualFile file) {
  if (file == null) return;
  if (!Utils.isEnabled(CodeStyleSettingsManager.getInstance(myProject).getCurrentSettings())) return;

  // Prevent "setEncoding" calling "saveAll" from causing an endless loop
  isApplyingSettings = true;
  try {
    final String filePath = Utils.getFilePath(myProject, file);
    final List<OutPair> outPairs = SettingsProviderComponent.getInstance().getOutPairs(myProject, filePath);
    final EncodingProjectManager encodingProjectManager = EncodingProjectManager.getInstance(myProject);
    final String charset = Utils.configValueForKey(outPairs, charsetKey);
    if (!charset.isEmpty()) {
      final Charset newCharset = encodingMap.get(charset);
      if (newCharset != null) {
        if (Comparing.equal(newCharset, file.getCharset())) return;
        encodingProjectManager.setEncoding(file, newCharset);
      } else {
        Utils.invalidConfigMessage(myProject, charset, charsetKey, filePath);
      }
    }
  } finally {
    isApplyingSettings = false;
  }
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@SuppressWarnings("HardCodedStringLiteral")
public static boolean isSimplePropertySetter(@Nullable PsiMethod method) {
  if (method == null) return false;

  if (method.isConstructor()) return false;

  String methodName = method.getName();

  if (!(methodName.startsWith("set") && methodName.length() > "set".length())) return false;
  if (Character.isLowerCase(methodName.charAt("set".length()))
      && (methodName.length() == "set".length() + 1 || Character.isLowerCase(methodName.charAt("set".length() + 1)))) {
    return false;
  }

  if (method.getParameterList().getParametersCount() != 1) {
    return false;
  }

  final PsiType returnType = method.getReturnType();

  if (returnType == null || PsiType.VOID.equals(returnType)) {
    return true;
  }

  return Comparing.equal(PsiUtil.resolveClassInType(TypeConversionUtil.erasure(returnType)), method.getContainingClass());
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@NotNull
public List<MavenArtifact> findArtifacts(@Nullable String groupId, @Nullable String artifactId, @Nullable String version) {
  Map<String, List<MavenArtifact>> groupMap = myData.get(groupId);
  if (groupMap == null) return Collections.emptyList();

  List<MavenArtifact> artifacts = groupMap.get(artifactId);
  if (artifacts == null) return Collections.emptyList();

  List<MavenArtifact> res = new SmartList<MavenArtifact>();
  for (MavenArtifact artifact : artifacts) {
    if (Comparing.equal(version, artifact.getVersion())) {
      res.add(artifact);
    }
  }

  return res;
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Nullable
private static PsiSubstitutor unify(@NotNull PsiSubstitutor substitutor, @NotNull PsiSubstitutor parentSubstitutor, @NotNull Project project) {
  Map<PsiTypeParameter,PsiType> newMap = new THashMap<PsiTypeParameter, PsiType>(substitutor.getSubstitutionMap());

  for (Map.Entry<PsiTypeParameter, PsiType> entry : substitutor.getSubstitutionMap().entrySet()) {
    PsiTypeParameter typeParameter = entry.getKey();
    PsiType type = entry.getValue();
    PsiClass resolved = PsiUtil.resolveClassInType(type);
    if (!parentSubstitutor.getSubstitutionMap().containsKey(typeParameter)) continue;
    PsiType parentType = parentSubstitutor.substitute(parentSubstitutor.substitute(typeParameter));

    if (resolved instanceof PsiTypeParameter) {
      PsiTypeParameter res = (PsiTypeParameter)resolved;
      newMap.put(res, parentType);
    }
    else if (!Comparing.equal(type, parentType)) {
      return null; // cannot unify
    }
  }
  return JavaPsiFacade.getElementFactory(project).createSubstitutor(newMap);
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private void copy(Task issue) {
  mySummary = issue.getSummary();
  myDescription = issue.getDescription();
  myComments = issue.getComments();
  myClosed = issue.isClosed();
  myCreated = issue.getCreated();
  if (Comparing.compare(myUpdated, issue.getUpdated()) < 0) {
    myUpdated = issue.getUpdated();
  }
  myType = issue.getType();
  myPresentableName = issue.getPresentableName();
  myCustomIcon = issue.getCustomIcon();
  myIssueUrl = issue.getIssueUrl();
  myRepository = issue.getRepository();

  myProject = issue.getProject();
  myNumber = issue.getNumber();
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
private static String getPackageDirs(DataContext dataContext) {
  final Module module = LangDataKeys.MODULE.getData(dataContext);
  if (module != null) {
    final VirtualFile[] sourceRoots = ModuleRootManager.getInstance(module).getSourceRoots();
    if (sourceRoots.length > 0) {
      for (VirtualFile sourceRoot : sourceRoots) {
        // TODO notify if we have multiple source roots and can't build mapping automatically
        final VirtualFile contentRoot = ProjectFileIndex.SERVICE.getInstance(module.getProject()).getContentRootForFile(sourceRoot);
        if (contentRoot != null && !Comparing.equal(contentRoot, sourceRoot)) {
          final String relativePath = VfsUtilCore.getRelativePath(sourceRoot, contentRoot, '/');
          return "\n    package_dir={'': '" + relativePath + "'},";
        }
      }
    }
  }
  return "";
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Override
public boolean isChanged() {
  if (myOrderRootPointerContainers.size() != mySource.myOrderRootPointerContainers.size()) return true;
  for (final OrderRootType type : myOrderRootPointerContainers.keySet()) {
    final VirtualFilePointerContainer container = myOrderRootPointerContainers.get(type);
    final VirtualFilePointerContainer otherContainer = mySource.myOrderRootPointerContainers.get(type);
    if (container == null || otherContainer == null) {
      if (container != otherContainer) return true;
    }
    else {
      final String[] urls = container.getUrls();
      final String[] otherUrls = otherContainer.getUrls();
      if (urls.length != otherUrls.length) return true;
      for (int i = 0; i < urls.length; i++) {
        if (!Comparing.strEqual(urls[i], otherUrls[i])) return true;
      }
    }
  }
  return false;
}
 

import com.intellij.openapi.util.Comparing; //導入依賴的package包/類
@Nullable
public PsiElement getSubstituted() {
  if (mySubstituted != null && mySubstituted.isValid()){
    if (mySubstituted instanceof PsiNameIdentifierOwner) {
      if (Comparing.strEqual(myOldName, ((PsiNameIdentifierOwner)mySubstituted).getName())) return mySubstituted;

      final RangeMarker rangeMarker = mySubstitutedRange != null ? mySubstitutedRange : myRenameOffset;
      if (rangeMarker != null)
        return PsiTreeUtil.findElementOfClassAtRange(mySubstituted.getContainingFile(), rangeMarker.getStartOffset(), rangeMarker.getEndOffset(), PsiNameIdentifierOwner.class);
    }
    return mySubstituted;
  }
  if (mySubstitutedRange != null) {
    final PsiFile psiFile = PsiDocumentManager.getInstance(myProject).getPsiFile(myEditor.getDocument());
    if (psiFile != null) {
      return PsiTreeUtil.findElementOfClassAtRange(psiFile, mySubstitutedRange.getStartOffset(), mySubstitutedRange.getEndOffset(), PsiNameIdentifierOwner.class);
    }
  }
  return getVariable();
}