Ejemplo n.º 1
0
  /** Encapsulate setContextClassLoader for contexts where the security manager is set. */
  protected void setContextClassLoader(ClassLoader loader) {
    Thread thread = Thread.currentThread();
    ClassLoader currentLoader = thread.getContextClassLoader();

    // to avoid security manager in GoogleAppEngine, skip the setting
    // if the loader is the current loader
    if (loader != currentLoader) {
      thread.setContextClassLoader(loader);
    }
  }
Ejemplo n.º 2
0
  /** Scans the classpath for META-INF/services/com.clevercloud.bianca.BiancaModule */
  private void initStaticFunctions() {
    Thread thread = Thread.currentThread();
    ClassLoader oldLoader = thread.getContextClassLoader();

    try {
      setContextClassLoader(_loader);

      String biancaModule = "META-INF/services/com.clevercloud.bianca.BiancaModule";
      Enumeration<URL> urls = _loader.getResources(biancaModule);

      HashSet<URL> urlSet = new HashSet<URL>();

      // gets rid of duplicate entries found by different classloaders
      while (urls.hasMoreElements()) {
        URL url = urls.nextElement();

        if (!hasServiceModule(url)) {
          addServiceModule(url);

          urlSet.add(url);
        }
      }

      for (URL url : urlSet) {
        InputStream is = null;
        ReadStream rs = null;
        try {
          is = url.openStream();

          rs = new ReadStream(new VfsStream(is, null));

          parseServicesModule(rs);
        } catch (Throwable e) {
          log.log(Level.FINE, e.toString(), e);
        } finally {
          if (rs != null) {
            rs.close();
          }
          if (is != null) {
            is.close();
          }
        }
      }

    } catch (Exception e) {
      log.log(Level.FINE, e.toString(), e);
    } finally {
      setContextClassLoader(oldLoader);
    }
  }
Ejemplo n.º 3
0
  /** Parses the services file, looking for PHP services. */
  private void parseServicesModule(ReadStream in)
      throws IOException, ClassNotFoundException, IllegalAccessException, InstantiationException {
    ClassLoader loader = Thread.currentThread().getContextClassLoader();
    String line;

    while ((line = in.readLine()) != null) {
      int p = line.indexOf('#');

      if (p >= 0) {
        line = line.substring(0, p);
      }

      line = line.trim();

      if (line.length() > 0) {
        String className = line;

        try {
          Class cl;
          try {
            cl = Class.forName(className, false, loader);
          } catch (ClassNotFoundException e) {
            throw new ClassNotFoundException(L.l("'{0}' not valid {1}", className, e.toString()));
          }

          introspectPhpModuleClass(cl);
        } catch (Throwable e) {
          log.log(Level.FINE, "Failed loading {0}\n{1}", new Object[] {className, e.toString()});
          log.log(Level.FINE, e.toString(), e);
        }
      }
    }
  }
Ejemplo n.º 4
0
  /** Parses the services file, looking for PHP services. */
  private void parseClassServicesModule(ReadStream in)
      throws IOException, ClassNotFoundException, IllegalAccessException, InstantiationException,
          ConfigException, NoSuchMethodException, InvocationTargetException {
    ClassLoader loader = Thread.currentThread().getContextClassLoader();
    String line;

    while ((line = in.readLine()) != null) {
      int p = line.indexOf('#');

      if (p >= 0) {
        line = line.substring(0, p);
      }

      line = line.trim();

      if (line.length() == 0) {
        continue;
      }

      String[] args = line.split(" ");

      String className = args[0];

      Class cl;

      try {
        cl = Class.forName(className, false, loader);

        String phpClassName = null;
        String extension = null;
        String definedBy = null;

        for (int i = 1; i < args.length; i++) {
          if ("as".equals(args[i])) {
            i++;
            if (i >= args.length) {
              throw new IOException(
                  L.l(
                      "expecting Bianca class name after '{0}' " + "in definition for class {1}",
                      "as", className));
            }

            phpClassName = args[i];
          } else if ("provides".equals(args[i])) {
            i++;
            if (i >= args.length) {
              throw new IOException(
                  L.l(
                      "expecting name of extension after '{0}' " + "in definition for class {1}",
                      "extension", className));
            }

            extension = args[i];
          } else if ("definedBy".equals(args[i])) {
            i++;
            if (i >= args.length) {
              throw new IOException(
                  L.l(
                      "expecting name of class implementing JavaClassDef after '{0}' "
                          + "in definition for class {1}",
                      "definedBy", className));
            }

            definedBy = args[i];
          } else {
            throw new IOException(
                L.l("unknown token '{0}' in definition for class {1} ", args[i], className));
          }
        }

        if (phpClassName == null) {
          phpClassName = className.substring(className.lastIndexOf('.') + 1);
        }

        Class javaClassDefClass;

        if (definedBy != null) {
          javaClassDefClass = Class.forName(definedBy, false, loader);
        } else {
          javaClassDefClass = null;
        }

        introspectJavaClass(phpClassName, cl, extension, javaClassDefClass);
      } catch (Exception e) {
        log.log(Level.FINE, "Failed loading {0}\n{1}", new Object[] {className, e.toString()});
        log.log(Level.FINE, e.toString(), e);
      }
    }
  }