return this;
    }

    /**
     * Associates the ({@code rowKey}, {@code columnKey}) pair with {@code value} in the built
     * table. Duplicate key pairs are not allowed and will cause {@link #build} to fail.
     */
    @CanIgnoreReturnValue
    public Builder<R, C, V> put(R rowKey, C columnKey, V value) {
      cells.add(cellOf(rowKey, columnKey, value));
      return this;
    }

            // The root locator can be used very early during the setup of Maven,
            // even before the arguments from the command line are parsed.  Any exception
            // that would happen here should cause the build to fail at a later stage
            // (when actually parsing the POM) and will lead to a better exception being
            // displayed to the user, so just bail out and return false.
        }
        return false;

    for (int i = 0; i < position; i++) {
      iterator.next();
    }
    return iterator.next();
  }

  static void fail(Throwable cause, Object message) {
    AssertionFailedError assertionFailedError = new AssertionFailedError(String.valueOf(message));
    assertionFailedError.initCause(cause);
    throw assertionFailedError;
  }

  private static class EntryComparator<K extends @Nullable Object, V extends @Nullable Object>

                "Non-unique repository ids did not cause validation error");
    }

    /* MNG-4193 */
    @Test
    void testValidationErrorUponNonUniquePluginRepositoryId() throws Exception {
        assertThrows(
                ProjectBuildingException.class,
                () -> buildPom("unique-repo-id/plugin-repo"),
                "Non-unique repository ids did not cause validation error");
    }

   * Executor#execute execute}, as in {@code ThreadPoolExecutor.CallerRunsPolicy}.
   *
   * <p>This executor is appropriate for tasks that are lightweight and not deeply chained.
   * Inappropriate {@code directExecutor} usage can cause problems, and these problems can be
   * difficult to reproduce because they depend on timing. For example:
   *
   * <ul>
   *   <li>When a {@code ListenableFuture} listener is registered to run under {@code

     *
     * - All (synchronized) write operations should write to the "count" field after structurally
     * changing any bin. The operations must not take any action that could even momentarily
     * cause a concurrent read operation to see inconsistent data. This is made easier by the
     * nature of the read operations in Map. For example, no operation can reveal that the table

     * {@link SQLRuntimeException}を作成します。
     *
     * @param cause
     *            原因となった例外
     */
    public SQLRuntimeException(final SQLException cause) {
        super("ECL0072", asArray(getSql(cause), getRealMessage(cause), Integer.toString(cause.getErrorCode()), cause.getSQLState()), cause);
    }

    /**
     * <code>SQL</code>を返します。
     *
     * @param cause
     *            原因となった例外
     * @return <code>SQL</code>

     *
     * @param messageCode
     *            メッセージコード
     * @param args
     *            引数の並び
     * @param cause
     *            原因となった例外
     */
    public ClSQLException(final String messageCode, final Object[] args, final Throwable cause) {
        this(messageCode, args, null, 0, cause, null);
    }

    /**
     * {@link ClSQLException}を作成します。
     *
     * @param messageCode
     *            メッセージコード

     *
     * @param propertyName
     *            プロパティ名
     * @param value
     *            値
     * @param cause
     *            原因
     */
    public ConverterRuntimeException(final String propertyName, final Object value, final Throwable cause) {
        super("ECL0097", asArray(propertyName, value, cause), cause);
        this.propertyName = propertyName;
        this.value = value;
    }

    /**
     * プロパティ名を返します。

     *            ターゲットクラス
     * @param propertyName
     *            プロパティ名
     * @param cause
     *            原因となった例外
     */
    public IllegalPropertyRuntimeException(final Class<?> targetClass, final String propertyName, final Throwable cause) {
        super("ECL0059", asArray(targetClass.getName(), propertyName, cause), cause);
        this.targetClass = targetClass;
        this.propertyName = propertyName;
    }