Examples of com.google.gwt.core.ext.TreeLogger

com.google.gwt.core.ext.TreeLogger
An interface used to log messages in deferred binding generators.

    this.classLoader = Thread.currentThread().getContextClassLoader();
    this.strategy = new LoadStrategy() {
      public void load(TreeLogger logger, String moduleName, ModuleDef moduleDef)
          throws UnableToCompleteException {
        for (String inherit : inherits) {
          TreeLogger branch = logger.branch(TreeLogger.TRACE,
              "Loading inherited module '" + inherit + "'", null);
          nestedLoad(branch, inherit, moduleDef);
        }
      }
    };

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      final Process proc = builder.start();
      final BufferedReader bin = new BufferedReader(new InputStreamReader(
          proc.getInputStream()));
      final BufferedReader berr = new BufferedReader(new InputStreamReader(
          proc.getErrorStream()));
      final TreeLogger procLogger = logger.branch(TreeLogger.DEBUG,
          "Process output");


      // Threads to copy stdout, stderr to the logger
      new Thread(new Runnable() {
        public void run() {
          while (true) {
            try {
              String line = bin.readLine();
              if (line == null) {
                break;
              }
              procLogger.log(TreeLogger.INFO, line);
            } catch (EOFException e) {
              // Ignore
            } catch (IOException e) {
              procLogger.log(TreeLogger.ERROR,
                  "Unable to read from subprocess", e);
            }
          }
        }
      }).start();


      new Thread(new Runnable() {
        public void run() {
          while (true) {
            try {
              String line = berr.readLine();
              if (line == null) {
                break;
              }
              procLogger.log(TreeLogger.ERROR, line);
            } catch (EOFException e) {
              // Ignore
            } catch (IOException e) {
              procLogger.log(TreeLogger.ERROR,
                  "Unable to read from subprocess", e);
            }
          }
        }
      }).start();

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      return new FullConditionSchema(rule.getRootCondition());
    }


    protected Schema __inherits_begin(String name)
        throws UnableToCompleteException {
      TreeLogger branch = logger.branch(TreeLogger.TRACE,
          "Loading inherited module '" + name + "'", null);
      loader.nestedLoad(branch, name, moduleDef);
      return null;
    }

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        }
        resultFiles.add(new FileBackedObject<PermutationResult>(
            PermutationResult.class, f));
      }


      TreeLogger branch = logger.branch(TreeLogger.INFO, "Linking module "
          + module.getName());
      StandardLinkerContext linkerContext = new StandardLinkerContext(branch,
          module, precompileOptions);


      ArtifactSet artifacts = doLink(branch, linkerContext, generatedArtifacts,

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  public ConditionParser(TreeLogger log) {
    this.log = log;
  }


  public List<Token> parse(String condition) {
    TreeLogger l = log.branch(Type.DEBUG, "Parsing condition: " + condition);
    // expect lots of whitespace for now... if it doesn't match an expression or
    // literal, it must be a ref
    List<Token> tokens = new ArrayList<Token>();


    Matcher m = NON_REF.matcher(condition);

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          paramTypes.add("java.lang.String");
          StringBuffer expr = new StringBuffer("\"\" + (");


          // parse out the quoted string literals first
          Matcher str = Pattern.compile("\"[^\"]+\"").matcher(contentChunk.content);
          TreeLogger code = logger.branch(Type.DEBUG, "Parsing code segment: \"" + contentChunk.content + "\"");
          int lastMatchEnd = 0;
          while (str.find()) {
            int begin = str.start(), end = str.end();
            String escapedString = str.group();
            String unmatched = contentChunk.content.substring(lastMatchEnd, begin);


            appendCodeBlockOperatorOrIdentifier(scopeContext, expr, code, unmatched);


            expr.append(escapedString);
            lastMatchEnd = end;
          }
          
          //finish rest of non-string-lit expression
          appendCodeBlockOperatorOrIdentifier(scopeContext, expr, code, contentChunk.content.substring(lastMatchEnd));


          params.add(expr.append(")").toString());
          code.log(Type.DEBUG, "Final compiled expression: " + expr);
        } else if (contentChunk.type == ContentType.REFERENCE) {
          sb.append("{").append(argCount++).append("}");


          JType argType = scopeContext.getType(contentChunk.content);
          if (argType == null) {

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    MethodCollector invokables = new MethodCollector(context, logger, toGenerate);


    SourceWriter sw = factory.createSourceWriter(context, pw);


    for (JMethod method : toGenerate.getOverridableMethods()) {
      TreeLogger l = logger.branch(Type.DEBUG, "Creating XTemplate method " + method.getName());
      final String template;
      XTemplate marker = method.getAnnotation(XTemplate.class);
      if (marker == null) {
        l.log(Type.ERROR, "Unable to create template for method " + method.getReadableDeclaration()
            + ", this may cause other failures.");
        continue;
      } else {
        if (marker.source().length() != 0) {
          if (marker.value().length() != 0) {
            l.log(Type.WARN, "Found both source file and inline template, using source file");
          }


          InputStream stream = getTemplateResource(context, method.getEnclosingType(), l, marker.source());
          if (stream == null) {
            l.log(Type.ERROR, "No data could be loaded - no data at path " + marker.source());
            throw new UnableToCompleteException();
          }
          template = Util.readStreamAsString(stream);
        } else if (marker.value().length() != 0) {
          template = marker.value();
        } else {
          l.log(Type.ERROR,
              "XTemplate annotation found with no contents, cannot generate method " + method.getName()
                  + ", this may cause other failures.");
          continue;
        }
      }


      XTemplateParser p = new XTemplateParser(l.branch(Type.DEBUG,
          "Parsing provided template for " + method.getReadableDeclaration()));
      TemplateModel m = p.parse(template);
      SafeHtmlTemplatesCreator safeHtml = new SafeHtmlTemplatesCreator(context, l.branch(Type.DEBUG,
          "Building SafeHtmlTemplates"), method);


      sw.println(method.getReadableDeclaration(false, true, true, false, true) + "{");
      sw.indent();

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        }
      }
    }


    // Hook up enclosing types
    TreeLogger branch = logger.branch(TreeLogger.SPAM,
        "Resolving enclosing classes");
    for (Iterator<JRealClassType> it = unresolvedTypes.iterator(); it.hasNext();) {
      JRealClassType type = it.next();
      if (!resolveEnclosingClass(branch, type)) {
        // already logged why it failed, don't try and use it further

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   * @param args argument values
   */
  @Override
  protected JsValue doInvoke(String name, Object jthis, Class<?>[] types,
      Object[] args) throws Throwable {
    TreeLogger branch = host.getLogger().branch(TreeLogger.SPAM,
        "Invoke native method " + name, null);
    CompilingClassLoader isolatedClassLoader = getIsolatedClassLoader();
    JsValueOOPHM jsthis = new JsValueOOPHM();
    Class<?> jthisType = (jthis == null) ? Object.class : jthis.getClass();
    JsValueGlue.set(jsthis, isolatedClassLoader, jthisType, jthis);
    branch.log(TreeLogger.SPAM, "  this=" + jsthis);


    int argc = args.length;
    JsValueOOPHM argv[] = new JsValueOOPHM[argc];
    for (int i = 0; i < argc; ++i) {
      argv[i] = new JsValueOOPHM();
      JsValueGlue.set(argv[i], isolatedClassLoader, types[i], args[i]);
      branch.log(TreeLogger.SPAM, "  arg[" + i + "]=" + argv[i]);
    }
    JsValueOOPHM returnVal = new JsValueOOPHM();
    try {
      channel.invokeJavascript(isolatedClassLoader, jsthis, name, argv,
          returnVal);
      branch.log(TreeLogger.SPAM, "  returned " + returnVal);
    } catch (Throwable t) {
      branch.log(TreeLogger.SPAM, "exception thrown", t);
      throw t;
    }
    return returnVal;
  }

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      writer.println("To launch an application, specify a URL of the form <code>/<i>module</i>/<i>file.html</i></code>");
      writer.println("</body></html>");
      return;
    }


    TreeLogger logger = getLogger();


    // Parse the request assuming it is module/resource.
    //
    RequestParts parts;
    try {

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