String content = expectedContent.get(resource.getName());

        if (content != null) {
            resource.setContentLength(content.length());
            resource.setLastModified(System.currentTimeMillis());

            inputData.setInputStream(new ByteArrayInputStream(content.getBytes(StandardCharsets.UTF_8)));
        } else {

                  @Override
                  public boolean setLastModified(long t) {
                    return false;
                  }

                  private static final long serialVersionUID = 0;
                }));
  }

  public void testTouchTime() throws IOException {
    File temp = createTempFile();
    assertTrue(temp.exists());
    temp.setLastModified(0);
    assertEquals(0, temp.lastModified());

                  @Override
                  public boolean setLastModified(long t) {
                    return false;
                  }

                  private static final long serialVersionUID = 0;
                }));
  }

  public void testTouchTime() throws IOException {
    File temp = createTempFile();
    assertTrue(temp.exists());
    temp.setLastModified(0);
    assertEquals(0, temp.lastModified());

                MetadataStaxWriter mappingWriter = new MetadataStaxWriter();
                mappingWriter.write(output, metadata.getDelegate());
            }
        } else {
            metadataFile.setLastModified(System.currentTimeMillis());
        }
    }

    @Override
    public String toString() {
        return "repository metadata for: '" + getKey() + "'";
    }

                // TODO should this be inside the above check?
                // touch file so that this is not checked again until interval has passed
                if (file.exists()) {
                    file.setLastModified(System.currentTimeMillis());
                }
            }
        }

        try {
            mergeMetadata(metadata, remoteRepositories, localRepo);

                            if (!downloaded) {
                                // prevent additional checks of this artifact until it expires again
                                destination.setLastModified(System.currentTimeMillis());
                            }
                        } catch (UnsupportedOperationException e) {
                            // older wagons throw this. Just get() instead

   */
  @SuppressWarnings("GoodTime") // reading system time without TimeSource
  public static void touch(File file) throws IOException {
    checkNotNull(file);
    if (!file.createNewFile() && !file.setLastModified(System.currentTimeMillis())) {
      throw new IOException("Unable to update modification time of " + file);
    }
  }

  /**

   */
  @SuppressWarnings("GoodTime") // reading system time without TimeSource
  public static void touch(File file) throws IOException {
    checkNotNull(file);
    if (!file.createNewFile() && !file.setLastModified(System.currentTimeMillis())) {
      throw new IOException("Unable to update modification time of " + file);
    }
  }

  /**