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  * Contributor(s): Ilia Gromov

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 package com.sun.tools.ide.analysis.modernize.impl;

 import com.sun.tools.ide.analysis.modernize.options.ClangAnalyzerOptions;

 import com.sun.tools.ide.analysis.modernize.resources.BundleUtilities;

 import java.io.CharConversionException;

 import java.io.File;

 import java.util.ArrayList;

 import java.util.Arrays;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.List;

 import java.util.concurrent.atomic.AtomicBoolean;

 import java.util.prefs.Preferences;

 import org.netbeans.modules.analysis.spi.Analyzer;

 import org.netbeans.modules.cnd.analysis.api.AbstractAnalyzer;

 import org.netbeans.modules.cnd.analysis.api.AbstractHintsPanel;

 import org.netbeans.modules.cnd.api.model.CsmFile;

 import org.netbeans.modules.cnd.api.model.syntaxerr.CodeAudit;

 import org.netbeans.modules.cnd.api.model.syntaxerr.CsmErrorInfo;

 import org.netbeans.modules.cnd.api.model.syntaxerr.CsmErrorProvider;

 import org.netbeans.modules.cnd.modelutil.CsmUtilities;

 import org.netbeans.modules.cnd.utils.CndPathUtilities;

 import org.netbeans.spi.editor.hints.ErrorDescription;

 import org.netbeans.spi.editor.hints.ErrorDescriptionFactory;

 import org.netbeans.spi.editor.hints.LazyFixList;

 import org.netbeans.spi.editor.hints.Severity;

 import org.openide.filesystems.FileObject;

 import org.openide.util.ImageUtilities;

 import org.openide.util.NbBundle;

 import org.openide.util.lookup.ServiceProvider;

 import org.openide.xml.XMLUtil;

 public class ModernizeAnalyzerImpl extends AbstractAnalyzer {

     private static final String PREFIX = "tidy-"; //NOI18N

     private ModernizeAnalyzerImpl(Context ctx) {

         super(ctx);

     }

     @Override

     public ModernizeErrorProvider getErrorProvider(Preferences preferences) {

         return ModernizeErrorProvider.getInstance();

     }

     @Override 

     protected boolean isCompileUnitBased() {

         return true;

     }

     @Override

     protected Collection<? extends ErrorDescription> doRunImpl(final FileObject sr, final Context ctx, final CsmErrorProvider provider, final AtomicBoolean cancel) {

         final CsmFile csmFile = CsmUtilities.getCsmFile(sr, false, false);

         if (csmFile == null) {

             return Collections.<ErrorDescription>emptyList();

         }

         CsmErrorProvider.Request request = new RequestImpl(csmFile, ctx, cancel);

         final ArrayList<ErrorDescription> res = new ArrayList<ErrorDescription>();

         CsmErrorProvider.Response response = new ResponseImpl(sr, res, cancel);

         provider.getErrors(request, response);

         return res;

     }

     protected static class ResponseImpl extends AbstractResponse {

         public ResponseImpl(FileObject sr, ArrayList<ErrorDescription> res, AtomicBoolean cancel) {

             super(sr, res, cancel);

         }

         @Override

         protected ErrorDescription addErrorImpl(CsmErrorInfo errorInfo, FileObject fo) {

             String messages[] = errorInfo.getMessage().split("\n"); //NOI18N

             if (messages.length > 0) {

                 StringBuilder sb = new StringBuilder();

                 if (errorInfo instanceof ModernizeErrorInfo) {

                     ModernizeErrorInfo mei = (ModernizeErrorInfo) errorInfo;

                     sb.append("<pre>"); //NOI18N

                     sb.append("["); //NOI18N

                     sb.append(mei.getId());

                     sb.append("]"); //NOI18N

                     sb.append("\n"); //NOI18N

                     List<YamlParser.Replacement> replacements = mei.getDiagnostics().getReplacements();

                     if (replacements.isEmpty()) {

                         sb.append(CndPathUtilities.getRelativePath(mei.getProject().getProjectRoot(), mei.getDiagnostics().getMessageFilePath())).append(" "); //NOI18N

                         sb.append(mei.getDiagnostics().getMessageFileOffset()).append("\n");

                     } else {

                         for (YamlParser.Replacement replacement : replacements) {

                             sb.append("\n"); //NOI18N

                             sb.append("Replacement: "); //NOI18N

                             sb.append(CndPathUtilities.getRelativePath(mei.getProject().getProjectRoot(), replacement.filePath)).append(" "); //NOI18N

                             sb.append(replacement.offset).append("-").append(replacement.offset + replacement.length).append("\n"); //NOI18N

                             String attributeValue = replacement.replacementText;

                             try {

                                 attributeValue = XMLUtil.toAttributeValue(replacement.replacementText);

                             } catch (CharConversionException ex) {

                             }

                             sb.append(attributeValue).append("\n"); //NOI18N

                         }

                     }

                     sb.append(mei.getMessage());

                     sb.append("</pre>"); //NOI18N

                     LazyFixList list = new LazyFixListImpl();

                     return ErrorDescriptionFactory.createErrorDescription(PREFIX + mei.getId(), Severity.valueOf(mei.getSeverity().toString().toUpperCase()),

                             messages[0], sb.toString(), list, fo, errorInfo.getStartOffset(), errorInfo.getStartOffset());

                 }

             }

             return null;

         }

     }

     @ServiceProvider(service = AnalyzerFactory.class)

     public static final class AnalyzerFactoryImpl extends AnalyzerFactory {

         public AnalyzerFactoryImpl() {

             super(ModernizeErrorProvider.NAME,

                     NbBundle.getMessage(ModernizeErrorProvider.class, "Modernize_NAME"), //NOI18N

                     ImageUtilities.loadImage("com/sun/tools/ide/analysis/modernize/impl/bugs.png")); //NOI18N

         }

         @Override

         public Iterable<? extends WarningDescription> getWarnings() {

             List<WarningDescription> result = new ArrayList<WarningDescription>();

             final ModernizeErrorProvider provider = ModernizeErrorProvider.getInstance();

             for (CodeAudit audit : provider.getAudits()) {

                 result.add(WarningDescription.create(PREFIX + audit.getID(), audit.getName(), ModernizeErrorProvider.NAME, provider.getDisplayName()));

             }

             String[] fatals = BundleUtilities.getFatalErrors();

             for (String id : fatals) { //NOI18N

                 if (!id.isEmpty()) {

                     result.add(WarningDescription.create(PREFIX + id, BundleUtilities.getDescription(id), ModernizeErrorProvider.NAME, provider.getDisplayName()));

                 }

             }

             return result;

         }

         @Override

         public CustomizerProvider<Void, AbstractHintsPanel> getCustomizerProvider() {

             return new CustomizerProvider<Void, AbstractHintsPanel>() {

                 @Override

                 public Void initialize() {

                     return null;

                 }

                 @Override

                 public AbstractHintsPanel createComponent(CustomizerContext<Void, AbstractHintsPanel> context) {

                     return AbstractAnalyzer.createComponent(ModernizeErrorProvider.getInstance());

                 }

             };

         }

         @Override

         public Collection<? extends MissingPlugin> requiredPlugins(Context context) {

 //            ExecutionEnvironment env = detectEnvironment(context);

 //            if (env == null) {

 //                env = ExecutionEnvironmentFactory.getLocal();

 //            }

             String installedTool = ClangAnalyzerOptions.getClangAnalyzerPath();

             if (installedTool == null || !new File(installedTool).exists()) {

                 String codeBase = ClangAnalyzerOptions.getMissingModuleName();

                 if (codeBase != null) {

                     return Arrays.asList(new MissingPlugin(codeBase, NbBundle.getMessage(ModernizeAnalyzerImpl.class, "Modernize_NAME"))); //NOI18N

                 }

             }

             return Collections.emptyList();

         }

         @Override

         public Analyzer createAnalyzer(Context context) {

             return new ModernizeAnalyzerImpl(context);

         }

     }

 }