{\n    > .form-control:not(:last-child),\n    > .custom-select:not(:last-child),\n    > .custom-file:not(:last-child) .custom-file-label,\n    > .custom-file:not(:last-child) .custom-file-label::after {\n      @include border-right-radius(0);\n    }\n  }\n\n  &.has-validation {\n    > .form-control:nth-last-child(n + 3),\n    > .custom-select:nth-last-child(n + 3),\n    > .custom-file:nth-last-child(n + 3) .custom-file-label,\n    > .custom-file:nth-last-child(n + 3) .custom-file-label::after {\n...

        Model model = new Model();
        Build build = new Build();
        build.setOutputDirectory("myOutputDirectory");
        model.setBuild(build);
        Build build2 = model.getBuild();
        assertNotNull(build2);
        assertEquals("myOutputDirectory", build2.getOutputDirectory());
        model.setBuild(null);
        assertNull(model.getBuild());
    }

    @Test
    void testEqualsNullSafe() {

    @Nullable
    Artifact getArtifact();

    /**
     * @return dependency for this node
     */
    @Nullable
    Dependency getDependency();

    /**
     * Gets the child nodes of this node.
     *
     * @return the child nodes of this node, never {@code null}
     */
    @Nonnull
    List<Node> getChildren();

    /**
     * @return repositories of this node
     */
    @Nonnull

// mismatches, etc.
//
// If an aggregation node is present as a descendant (when
// e.prop.isAggregation is true), we call evalNode on all child nodes,
// check for errors, but do not perform any combining of the results
// of child nodes. The final result row is returned after all rows are
// processed, and the `getAggregate` function is called.

flex-start;\n}\n\n.btn-toolbar .input-group {\n  width: auto;\n}\n\n.btn-group > .btn:not(:first-child),\n.btn-group > .btn-group:not(:first-child) {\n  margin-left: -1px;\n}\n\n.btn-group > .btn:not(:last-child):not(.dropdown-toggle),\n.btn-group > .btn-group:not(:last-child) > .btn {\n  border-top-right-radius: 0;\n  border-bottom-right-radius: 0;\n}\n\n.btn-group > .btn:not(:first-child),\n.btn-group > .btn-group:not(:first-child) > .btn {\n  border-top-left-radius: 0;\n  border-bottom-left-radius: 0;\n}\n\n....

  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>inheritance</groupId>
    <artifactId>empty</artifactId>
    <version>1</version>
  </parent>
  <groupId>inheritance</groupId>
  <artifactId>child</artifactId>
  <version>1</version>
  <url></url>
  <scm>
    <connection></connection>
    <developerConnection></developerConnection>
    <url></url>
  </scm>
  <distributionManagement>
    <site>

          minIndex = i;
        }
      }
      return minIndex;
    }

    /** Returns the minimum child or {@code -1} if no child exists. */
    int findMinChild(int index) {
      return findMin(getLeftChildIndex(index), 2);
    }

    /** Returns the minimum grand child or -1 if no grand child exists. */
    int findMinGrandChild(int index) {
      int leftChildIndex = getLeftChildIndex(index);

    assertThat(bimap.values())
        .containsExactly(Country.CANADA, Country.SWITZERLAND, Country.CHILE)
        .inOrder();
    // backward map ordered by country
    assertThat(bimap.inverse().keySet())
        .containsExactly(Country.CANADA, Country.CHILE, Country.SWITZERLAND)
        .inOrder();
    // backward map ordered by country (even for currency values)

Each metric endpoint may support multiple child endpoints. For example, the `/v3/system/` metric has multiple child groups as `/v3/system/<child>`. Querying the parent endpoint returns metrics for all child groups. Querying a child group returns only metrics for that child.

### Per-bucket Metrics

    @CheckForNull
    protected T computeNext() {
      while (!stack.isEmpty()) {
        PostOrderNode<T> top = stack.getLast();
        if (top.childIterator.hasNext()) {
          T child = top.childIterator.next();
          stack.addLast(expand(child));
        } else {
          stack.removeLast();
          return top.root;
        }
      }
      return endOfData();
    }