String line;
                while ((line = reader.readLine()) != null) {
                    ps.println(line);
                }
            } catch (Exception e) {
                e.printStackTrace();
            } finally {
                latch.countDown();
            }
        }).start();
        return os;
    }

    /**
     * @param f
     */
    public void setFilterConfig ( FilterConfig f ) {
        try {
            init(f);
        }
        catch ( Exception e ) {
            e.printStackTrace();
        }
    }


    /**
     * @return filter config
     */
    public FilterConfig getFilterConfig () {
        return null;
    }

                    dependencies = Dependency.dependencyToApiV3(model.getDependencies());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

            for (Dependency dependency : dependencies) {
                Artifact artifact = createDependencyArtifact(dependency);

                if (dot == -1)
                    break;
                name = name.substring(dot + 1);
            }
        } catch (NamingException ne) {
            if (log.level > 1)
                ne.printStackTrace(log);
        }

        throw uhe != null ? uhe : new UnknownHostException("invalid name");
    }
     */


    Object addr;
    String calledName;

    /**

                                SmbTransport.log.println( "Failed validate DC: " + dc_list[i] );
                                if (SmbTransport.log.level > 2)
                                    se.printStackTrace( SmbTransport.log );
                            }
                        }
                        dc_list[i] = null;
                    }
                }

            .url("http://publicobject.com/helloworld.txt")
            .build()

        client.newCall(request).enqueue(object : Callback {
          override fun onFailure(call: Call, e: IOException) {
            e.printStackTrace()
          }

          override fun onResponse(call: Call, response: Response) {
            response.use {
              if (!response.isSuccessful) throw IOException("Unexpected code $response")

   */
  @GwtIncompatible // java.io.PrintWriter, java.io.StringWriter
  public static String getStackTraceAsString(Throwable throwable) {
    StringWriter stringWriter = new StringWriter();
    throwable.printStackTrace(new PrintWriter(stringWriter));
    return stringWriter.toString();
  }

  /**
   * Returns the stack trace of {@code throwable}, possibly providing slower iteration over the full

            } else {
                buf.append(t.getMessage());
            }
            try (final StringWriter sw = new StringWriter(); final PrintWriter pw = new PrintWriter(sw)) {
                t.printStackTrace(pw);
                pw.flush();
                buf.append(" [ ").append(sw.toString()).append(" ]");
            } catch (final IOException ignore) {}
            return buf.toString();
        };

            newStringUnsafeMethod = javaLangAccessClass.getMethod("newStringUnsafe", char[].class);
        } catch (final Throwable t) {
            // ignore
            // t.printStackTrace();
        }
    }

    /**
     * 文字列が<code>null</code>または空文字列なら<code>true</code>を返します。
     *
     * @param text
     *            文字列
     * @return 文字列が<code>null</code>または空文字列なら<code>true</code>

            numObInputDoc.set(response.getNumberOfInputDocs());
            latch.countDown();
        }).error(t -> {
            t.printStackTrace();
            latch.countDown();
            fail();
        });
        latch.await();
        assertEquals(num, numObInputDoc.get());