Java Code Examples for com.intellij.util.StringBuilderSpinAllocator#alloc()

private PsiMethod rebuildMethodFromString() {
  final StringBuilder builder = StringBuilderSpinAllocator.alloc();
  try {
    builder.append(getAllModifierProperties((LightModifierList) getModifierList()));
    PsiType returnType = getReturnType();
    if (null != returnType) {
      builder.append(returnType.getCanonicalText()).append(' ');
    }
    builder.append(getName());
    builder.append('(');
    if (getParameterList().getParametersCount() > 0) {
      for (PsiParameter parameter : getParameterList().getParameters()) {
        builder.append(parameter.getType().getCanonicalText()).append(' ').append(parameter.getName()).append(',');
      }
      builder.deleteCharAt(builder.length() - 1);
    }
    builder.append(')');
    builder.append('{').append("  ").append('}');

    PsiElementFactory elementFactory = JavaPsiFacade.getInstance(getManager().getProject()).getElementFactory();
    return elementFactory.createMethodFromText(builder.toString(), getContainingClass());
  } finally {
    StringBuilderSpinAllocator.dispose(builder);
  }
}
 

@Nullable
static String readQualifiedName(final CharSequence charSequence, final Lexer lexer, boolean allowStar) {
  final StringBuilder buffer = StringBuilderSpinAllocator.alloc();
  try {
    while (true) {
      if (lexer.getTokenType() != HaxeTokenTypes.ID && !(allowStar && lexer.getTokenType() != HaxeTokenTypes.OMUL)) break;
      buffer.append(charSequence, lexer.getTokenStart(), lexer.getTokenEnd());
      if (lexer.getTokenType() == HaxeTokenTypes.OMUL) break;
      lexer.advance();
      if (lexer.getTokenType() != HaxeTokenTypes.ODOT) break;
      buffer.append('.');
      lexer.advance();
    }
    String packageName = buffer.toString();
    if (StringUtil.endsWithChar(packageName, '.')) return null;
    return packageName;
  }
  finally {
    StringBuilderSpinAllocator.dispose(buffer);
  }
}
 

protected void acceptDirectory(final VirtualFile file, final String fileRoot, final String filePath) {
  ProgressManager.checkCanceled();
  final VirtualFile[] children = file.getChildren();
  for (final VirtualFile child : children) {
    final String name = child.getName();
    final String _filePath;
    final StringBuilder buf = StringBuilderSpinAllocator.alloc();
    try {
      buf.append(filePath).append("/").append(name);
      _filePath = buf.toString();
    }
    finally {
      StringBuilderSpinAllocator.dispose(buf);
    }
    accept(child, fileRoot, _filePath);
  }
}
 

@Nonnull
public String getPathStringFrom(String separator, @Nullable CompositePackagingElement<?> ancestor) {
  final StringBuilder builder = StringBuilderSpinAllocator.alloc();
  try {
    final List<CompositePackagingElement<?>> parents = getParentsFrom(ancestor);
    for (int i = parents.size() - 1; i >= 0; i--) {
      builder.append(parents.get(i).getName());
      if (i > 0) {
        builder.append(separator);
      }
    }
    return builder.toString();
  }
  finally {
    StringBuilderSpinAllocator.dispose(builder);
  }
}
 

public String getSourcePath(final int sourcesFilter) {
  if (getModuleCount() == 0) {
    return "";
  }
  final VirtualFile[] filteredRoots = getSourceRoots(sourcesFilter);
  final StringBuilder buffer = StringBuilderSpinAllocator.alloc();
  try {
    ApplicationManager.getApplication().runReadAction(new Runnable() {
      public void run() {
        for (VirtualFile root : filteredRoots) {
          if (buffer.length() > 0) {
            buffer.append(File.pathSeparatorChar);
          }
          buffer.append(root.getPath().replace('/', File.separatorChar));
        }
      }
    });
    return buffer.toString();
  }
  finally {
    StringBuilderSpinAllocator.dispose(buffer);
  }
}
 

@javax.annotation.Nullable
private Pattern getCustomPattern() {
  String customFilter = getCustomFilter();
  if (myCustomPattern == null && customFilter != null) {
    final StringBuilder buf = StringBuilderSpinAllocator.alloc();
    try {
      for (int i = 0; i < customFilter.length(); i++) {
        final char c = customFilter.charAt(i);
        if (Character.isLetterOrDigit(c)) {
          buf.append(Character.toUpperCase(c));
        }
        else {
          buf.append("\\").append(c);
        }
      }
      myCustomPattern = Pattern.compile(".*" + buf + ".*", Pattern.DOTALL);
    }
    finally {
      StringBuilderSpinAllocator.dispose(buf);
    }
  }
  return myCustomPattern;
}
 

public String composeTooltipMessage() {
  final StringBuilder buf = StringBuilderSpinAllocator.alloc();
  try {
    buf.append("<html><body>");
    if (myProblemDescriptions != null) {
      int problems = 0;
      for (ProjectStructureProblemDescription problemDescription : myProblemDescriptions) {
        buf.append(XmlStringUtil.escapeString(problemDescription.getMessage(false))).append("<br>");
        problems++;
        if (problems >= 10 && myProblemDescriptions.size() > 12) {
          buf.append(myProblemDescriptions.size() - problems).append(" more problems...<br>");
          break;
        }
      }
    }
    buf.append("</body></html>");
    return buf.toString();
  }
  finally {
    StringBuilderSpinAllocator.dispose(buf);
  }
}
 

@Override
protected void update(PresentationData presentation) {
  final Collection<ArtifactProblemDescription> problems = ((ArtifactEditorImpl)myContext.getThisArtifactEditor()).getValidationManager().getProblems(this);
  if (problems == null || problems.isEmpty()) {
    super.update(presentation);
    return;
  }
  StringBuilder buffer = StringBuilderSpinAllocator.alloc();
  final String tooltip;
  boolean isError = false;
  try {
    for (ArtifactProblemDescription problem : problems) {
      isError |= problem.getSeverity() == ProjectStructureProblemType.Severity.ERROR;
      buffer.append(problem.getMessage(false)).append("<br>");
    }
    tooltip = XmlStringUtil.wrapInHtml(buffer);
  }
  finally {
    StringBuilderSpinAllocator.dispose(buffer);
  }

  getElementPresentation().render(presentation, addErrorHighlighting(isError, SimpleTextAttributes.REGULAR_ATTRIBUTES),
                                  addErrorHighlighting(isError, SimpleTextAttributes.GRAY_ATTRIBUTES));
  presentation.setTooltip(tooltip);
}
 

public String getAllModifierProperties(LightModifierList modifierList) {
  final StringBuilder builder = StringBuilderSpinAllocator.alloc();
  try {
    for (String modifier : modifierList.getModifiers()) {
      if (!PsiModifier.PACKAGE_LOCAL.equals(modifier)) {
        builder.append(modifier).append(' ');
      }
    }
    return builder.toString();
  } finally {
    StringBuilderSpinAllocator.dispose(builder);
  }
}
 

public static String getMethodSignature(String name, String descriptor) {
  final StringBuilder builder = StringBuilderSpinAllocator.alloc();
  try {
    builder.append(name);
    builder.append(descriptor.substring(0, descriptor.indexOf(')') + 1));
    return builder.toString();
  }
  finally {
    StringBuilderSpinAllocator.dispose(builder);
  }
}
 

private void showNotSpecifiedError(@NonNls final String resourceId, List<String> modules, String editorNameToSelect) {
  String nameToSelect = null;
  final StringBuilder names = StringBuilderSpinAllocator.alloc();
  final String message;
  try {
    final int maxModulesToShow = 10;
    for (String name : modules.size() > maxModulesToShow ? modules.subList(0, maxModulesToShow) : modules) {
      if (nameToSelect == null) {
        nameToSelect = name;
      }
      if (names.length() > 0) {
        names.append(",\n");
      }
      names.append("\"");
      names.append(name);
      names.append("\"");
    }
    if (modules.size() > maxModulesToShow) {
      names.append(",\n...");
    }
    message = CompilerBundle.message(resourceId, modules.size(), names.toString());
  }
  finally {
    StringBuilderSpinAllocator.dispose(names);
  }

  if (ApplicationManager.getApplication().isUnitTestMode()) {
    LOG.error(message);
  }

  Messages.showMessageDialog(myProject, message, CommonBundle.getErrorTitle(), Messages.getErrorIcon());
  showConfigurationDialog(nameToSelect, editorNameToSelect);
}