IllegalArgumentException multiples(boolean overflow) {
      StringBuilder sb =
          new StringBuilder().append("expected one element but was: <").append(element);
      for (Object o : extras) {
        sb.append(", ").append(o);
      }
      if (overflow) {
        sb.append(", ...");
      }
      sb.append('>');
      throw new IllegalArgumentException(sb.toString());
    }

    void add(Object o) {

		t.Errorf("no error should happen when find languages with code, but got %v", err)
	} else if len(langs2) != 3 {
		t.Errorf("should only find only 3 languages, but got %+v", langs2)
	}

	DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&langs)
	var langs3 []Language
	if err := DB.Find(&langs3, "code LIKE ?", "upsert-slice%").Error; err != nil {
		t.Errorf("no error should happen when find languages with code, but got %v", err)

		}
		cm, err := c.Times(false)
		if err != nil {
			m.Errors = append(m.Errors, fmt.Sprintf("%s: %v (cpuTimes)", byHostName, err.Error()))
		} else {
			// not collecting per-cpu stats, so there will be only one element
			if len(cm) == 1 {
				m.Aggregated.CPU.TimesStat = &cm[0]
			} else {
				m.Errors = append(m.Errors, fmt.Sprintf("%s: Expected one CPU stat, got %d", byHostName, len(cm)))
			}
		}

        path.append(artifact.getArtifactId()).append(ARTIFACT_SEPARATOR).append(artifact.getVersion());

        if (artifact.hasClassifier()) {
            path.append(ARTIFACT_SEPARATOR).append(artifact.getClassifier());
        }

        if (artifactHandler.getExtension() != null
                && !artifactHandler.getExtension().isEmpty()) {

     */
    public String getId() {
        StringBuilder id = new StringBuilder(128);

        id.append((getGroupId() == null) ? "[unknown-group-id]" : getGroupId());
        id.append(":");
        id.append((getArtifactId() == null) ? "[unknown-artifact-id]" : getArtifactId());
        id.append(":");
        id.append((getVersion() == null) ? "[unknown-version]" : getVersion());

        return id.toString();
    }

                    sb.setLength(0);
                }
                if (!sb.isEmpty()) {
                    sb.append(' ');
                }
                sb.append(word);
            }

            while (sb.length() < remainder) {
                sb.append(' ');
            }
            result.add(BOX_CHAR + " " + sb + " " + BOX_CHAR);
        }
        // last line
        sb.setLength(0);

        @Override
        public Appendable append(@Nullable CharSequence csq) throws IOException {
          throw new IOException();
        }

        @Override
        public Appendable append(@Nullable CharSequence csq, int start, int end)
            throws IOException {
          throw new IOException();
        }

        @Override
        public Appendable append(char c) throws IOException {

                .append("REQUEST: ")
                .append(LS)
                .append("artifact: ")
                .append(artifact)
                .append(LS)
                .append(artifactDependencies)
                .append(LS)
                .append("localRepository: ")
                .append(localRepository)
                .append(LS)
                .append("remoteRepositories: ")

                .append("Parameter '")
                .append(parameter.getName())
                .append('\'');

        if (parameter.getExpression() != null) {
            String userProperty = parameter.getExpression().replace("${", "'").replace('}', '\'');
            stringBuilder.append(" (user property ").append(userProperty).append(")");
        }

        if (unit == ScaleUnit.BYTE) {
            builder.append(size);
        } else if (scaledSize < 0.05d || scaledSize >= 10.0d) {
            builder.append(Math.round(scaledSize));
        } else {
            builder.append(Math.round(scaledSize * 10d) / 10d);
        }

        if (!omitSymbol) {
            builder.append(" ").append(unit.symbol());
        }
    }