platform/analysis-impl/src/com/intellij/codeInsight/daemon/impl/DaemonCodeAnalyzerEx.java

/*
 * Copyright 2000-2013 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.codeInsight.daemon.impl;

import com.intellij.codeInsight.daemon.DaemonCodeAnalyzer;
import com.intellij.lang.annotation.HighlightSeverity;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.ex.MarkupModelEx;
import com.intellij.openapi.editor.ex.RangeHighlighterEx;
import com.intellij.openapi.editor.impl.DocumentMarkupModel;
import com.intellij.openapi.progress.ProgressIndicator;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiFile;
import com.intellij.util.CommonProcessors;
import com.intellij.util.Processor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.annotations.TestOnly;

import java.util.List;

public abstract class DaemonCodeAnalyzerEx extends DaemonCodeAnalyzer {
  private static final Logger LOG = Logger.getInstance("#com.intellij.codeInsight.daemon.impl.DaemonCodeAnalyzerEx");
  public static DaemonCodeAnalyzerEx getInstanceEx(Project project) {
    return (DaemonCodeAnalyzerEx)project.getComponent(DaemonCodeAnalyzer.class);
  }

  public static boolean processHighlights(@NotNull Document document,
                                          @NotNull Project project,
                                          @Nullable("null means all") final HighlightSeverity minSeverity,
                                          final int startOffset,
                                          final int endOffset,
                                          @NotNull final Processor<HighlightInfo> processor) {
    LOG.assertTrue(ApplicationManager.getApplication().isReadAccessAllowed());

    final SeverityRegistrar severityRegistrar = SeverityRegistrar.getSeverityRegistrar(project);
    MarkupModelEx model = (MarkupModelEx)DocumentMarkupModel.forDocument(document, project, true);
    return model.processRangeHighlightersOverlappingWith(startOffset, endOffset, new Processor<RangeHighlighterEx>() {
      @Override
      public boolean process(@NotNull RangeHighlighterEx marker) {
        Object tt = marker.getErrorStripeTooltip();
        if (!(tt instanceof HighlightInfo)) return true;
        HighlightInfo info = (HighlightInfo)tt;
        return minSeverity != null && severityRegistrar.compare(info.getSeverity(), minSeverity) < 0
               || info.highlighter == null
               || processor.process(info);
      }
    });
  }

  static boolean processHighlightsOverlappingOutside(@NotNull Document document,
                                                     @NotNull Project project,
                                                     @Nullable("null means all") final HighlightSeverity minSeverity,
                                                     final int startOffset,
                                                     final int endOffset,
                                                     @NotNull final Processor<HighlightInfo> processor) {
    LOG.assertTrue(ApplicationManager.getApplication().isReadAccessAllowed());

    final SeverityRegistrar severityRegistrar = SeverityRegistrar.getSeverityRegistrar(project);
    MarkupModelEx model = (MarkupModelEx)DocumentMarkupModel.forDocument(document, project, true);
    return model.processRangeHighlightersOutside(startOffset, endOffset, new Processor<RangeHighlighterEx>() {
      @Override
      public boolean process(@NotNull RangeHighlighterEx marker) {
        Object tt = marker.getErrorStripeTooltip();
        if (!(tt instanceof HighlightInfo)) return true;
        HighlightInfo info = (HighlightInfo)tt;
        return minSeverity != null && severityRegistrar.compare(info.getSeverity(), minSeverity) < 0
               || info.highlighter == null
               || processor.process(info);
      }
    });
  }

  static boolean hasErrors(@NotNull Project project, @NotNull Document document) {
    return !processHighlights(document, project, HighlightSeverity.ERROR, 0, document.getTextLength(),
                              CommonProcessors.<HighlightInfo>alwaysFalse());
  }

  @NotNull
  public abstract List<HighlightInfo> runMainPasses(@NotNull PsiFile psiFile,
                                                    @NotNull Document document,
                                                    @NotNull ProgressIndicator progress);

  public abstract boolean isErrorAnalyzingFinished(@NotNull PsiFile file);

  @NotNull
  public abstract FileStatusMap getFileStatusMap();

  @NotNull
  @TestOnly
  public abstract List<HighlightInfo> getFileLevelHighlights(@NotNull Project project, @NotNull PsiFile file);

  public abstract void cleanFileLevelHighlights(@NotNull Project project, int group, PsiFile psiFile);

  public abstract void addFileLevelHighlight(@NotNull final Project project,
                                    final int group,
                                    @NotNull final HighlightInfo info,
                                    @NotNull final PsiFile psiFile);
}