com.github.rinde.rinsim.geom.Graph.isEmpty()方法的使用及代码示例

x33g5p2x  于2022-01-20 转载在 其他  
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本文整理了Java中com.github.rinde.rinsim.geom.Graph.isEmpty()方法的一些代码示例,展示了Graph.isEmpty()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Graph.isEmpty()方法的具体详情如下:
包路径:com.github.rinde.rinsim.geom.Graph
类名称:Graph
方法名:isEmpty

Graph.isEmpty介绍

暂无

代码示例

代码示例来源:origin: rinde/RinSim

@Override
public boolean isEmpty() {
 return delegate.isEmpty();
}

代码示例来源:origin: com.github.rinde/rinsim-geom

@Override
public boolean isEmpty() {
 return delegate.isEmpty();
}

代码示例来源:origin: rinde/RinSim

@Override
public Optional<ViewRect> getViewRect() {
 checkState(!graph.isEmpty(),
  "graph may not be empty at this point");
 final List<Point> extremes = Graphs.getExtremes(graph);
 return Optional.of(new ViewRect(
  PointUtil.sub(extremes.get(0), margin),
  PointUtil.add(extremes.get(1), margin)));
}

代码示例来源:origin: rinde/RinSim

@Override
public Optional<ViewRect> getViewRect() {
 checkState(!model.getGraph().isEmpty(),
  "graph may not be empty at this point");
 final List<Point> extremes = Graphs.getExtremes(model.getGraph());
 return Optional.of(new ViewRect(
  PointUtil.sub(extremes.get(0), margin),
  PointUtil.add(extremes.get(1), margin)));
}

代码示例来源:origin: rinde/RinSim

@Test
public void isEmtpy() {
 assertTrue(graph.isEmpty());
 graph.addConnection(new Point(0, 0), new Point(1, 0));
 assertFalse(graph.isEmpty());
 graph.removeConnection(new Point(0, 0), new Point(1, 0));
 assertTrue(graph.isEmpty());
}

代码示例来源:origin: rinde/RinSim

@Test
public void unmodifiable() {
 final Point N = new Point(0, 5);
 final Point E = new Point(5, 0);
 final Point S = new Point(0, -5);
 final Point W = new Point(-5, 0);
 Graphs.addBiPath(graph, N, E, S, W, N);
 final Graph<LengthData> g = Graphs.unmodifiableGraph(graph);
 g.hashCode();
 assertEquals(graph, g);
 assertEquals(g, graph);
 assertFalse(g.equals(new Object()));
 assertFalse(g.isEmpty());
 for (final Point p : g.getNodes()) {
  assertArrayEquals(graph.getIncomingConnections(p).toArray(), g
   .getIncomingConnections(p).toArray());
 }
 for (final Connection<LengthData> c : g.getConnections()) {
  assertEquals(graph.connectionLength(c.from(), c.to()),
   g.connectionLength(c.from(), c.to()), DELTA);
 }
}

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