import com.google.javascript.jscomp.graph.GraphColoring.Color; //导入依赖的package包/类
/**
 * Validate that each node has been colored and connected nodes have different
 * coloring.
 */
private static <N, E> void validateColoring(Graph<N, E> graph) {
  for (GraphNode<N, E> node : graph.getNodes()) {
    assertTrue(node.getAnnotation() != null);
  }
  for (GraphEdge<N, E> edge : graph.getEdges()) {
    Color c1 = edge.getNodeA().getAnnotation();
    Color c2 = edge.getNodeB().getAnnotation();
    assertTrue(c1 != null);
    assertTrue(c2 != null);
    assertTrue(!c1.equals(c2));
  }
}
 

import com.google.javascript.jscomp.graph.GraphColoring.Color; //导入依赖的package包/类
/**
 * Validate that each node has been colored and connected nodes have different
 * coloring.
 */
private static <N, E> void validateColoring(Graph<N, E> graph) {
  for (GraphNode<N, E> node : graph.getNodes()) {
    assertNotNull(node.getAnnotation());
  }
  for (GraphEdge<N, E> edge : graph.getEdges()) {
    Color c1 = edge.getNodeA().getAnnotation();
    Color c2 = edge.getNodeB().getAnnotation();
    assertNotNull(c1);
    assertNotNull(c2);
    assertThat(c1.equals(c2)).isFalse();
  }
}