本文整理了Java中org.geotools.ysld.parse.ZoomContextFinder类的一些代码示例，展示了ZoomContextFinder类的具体用法。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。ZoomContextFinder类的具体详情如下：
包路径：org.geotools.ysld.parse.ZoomContextFinder
类名称：ZoomContextFinder

ZoomContextFinder介绍

[英]Mapping of names to ZoomContexts
[中]名称到ZoomContext的映射

代码示例

代码示例来源：origin: geotools/geotools

/**
 * Finds an applicable {@link ZoomContext} based on a name
 *
 * @param name Name of the ZoomContext.
 * @param zCtxtFinders List of finders for the {@link ZoomContext}
 * @throws IllegalArgumentException If name is "EPSG:4326", "EPSG:3857", or "EPSG:900913" (These
 *     names cause ambiguities).
 * @return {@link ZoomContext} matching the name.
 */
public static @Nullable ZoomContext getNamedZoomContext(
    String name, List<ZoomContextFinder> zCtxtFinders) {
  if (name.equalsIgnoreCase("EPSG:4326")) {
    throw new IllegalArgumentException(
        "Should not use EPSG code to refer to WGS84 zoom levels as it causes ambiguities");
  }
  if (name.equalsIgnoreCase("EPSG:3857") || name.equalsIgnoreCase("EPSG:900913")) {
    throw new IllegalArgumentException(
        "Should not use EPSG code to refer to WebMercator zoom levels");
  }
  for (ZoomContextFinder finder : zCtxtFinders) {
    ZoomContext found = finder.get(name);
    if (found != null) {
      return found;
    }
  }
  return WellKnownZoomContextFinder.getInstance().get(name);
}

代码示例来源：origin: geotools/geotools

@Test
public void testExtendedZoomContext() throws Exception {
  StringBuilder builder = new StringBuilder();
  builder.append("grid:\n" + "  name: SIGMA:957\n");
  ZoomContextFinder finder = createMock("finder", ZoomContextFinder.class);
  ZoomContext zctxt = createMock("zctxt", ZoomContext.class);
  expect(finder.get("SIGMA:957")).andStubReturn(zctxt);
  replay(finder, zctxt);
  List<MarkedYAMLException> errors =
      validate(builder.toString(), Collections.singletonList(finder));
  assertThat(errors.size(), is(0));
  verify(finder, zctxt);
}

代码示例来源：origin: geotools/geotools

@Test
public void testZoomContextEPSG4326IsBad() throws Exception {
  StringBuilder builder = new StringBuilder();
  builder.append("grid:\n" + "  name: EPSG:4326\n");
  ZoomContextFinder finder = createMock("finder", ZoomContextFinder.class);
  ZoomContext zctxt = createMock("zctxt", ZoomContext.class);
  expect(finder.get("EPSG:4326")).andStubReturn(zctxt);
  replay(finder, zctxt);
  List<MarkedYAMLException> errors =
      validate(builder.toString(), Collections.singletonList(finder));
  assertThat(errors.size(), is(1));
  assertThat(errors.get(0).getProblemMark(), problemOn(2));
  verify(finder, zctxt);
}

代码示例来源：origin: geotools/geotools

@Test
public void testWellKnownWithCustomFinder() throws IOException {
  String yaml =
      "grid:\n"
          + "  name: WebMercator\n"
          + "feature-styles: \n"
          + "- name: name\n"
          + "  rules:\n"
          + GOOGLE_MERCATOR_TEST_RULES;
  ZoomContextFinder finder = createMock(ZoomContextFinder.class);
  expect(finder.get("WebMercator")).andReturn(null);
  replay(finder);
  StyledLayerDescriptor sld = Ysld.parse(yaml, Arrays.asList(finder), (ResourceLocator) null);
  doTestForGoogleMercator(
      sld); // The additional finder doesn't have a WebMercator context and so should not
  // interfere.
  verify(finder);
}

代码示例来源：origin: geotools/geotools

@SuppressWarnings("unchecked")
@Test
public void testNamedWithFinder() throws IOException {
  String yaml =
      "grid:\n"
          + "  name: test\n"
          + "feature-styles: \n"
          + "- name: name\n"
          + "  rules:\n"
          + "  - zoom: "
          + tuple(0, 0);
  ZoomContextFinder finder = createMock(ZoomContextFinder.class);
  ZoomContext context = createMock(ZoomContext.class);
  expect(finder.get("test")).andReturn(context);
  expect(context.getRange(0, 0)).andReturn(new ScaleRange(42, 64));
  replay(finder, context);
  StyledLayerDescriptor sld = Ysld.parse(yaml, Arrays.asList(finder), (ResourceLocator) null);
  FeatureTypeStyle fs = SLD.defaultStyle(sld).featureTypeStyles().get(0);
  fs.rules().get(0).getMaxScaleDenominator();
  assertThat(
      (Iterable<Rule>) fs.rules(),
      hasItems(
          allOf(
              Matchers.<Rule>hasProperty(
                  "maxScaleDenominator", Matchers.closeTo(64, 0.0000001d)),
              Matchers.<Rule>hasProperty(
                  "minScaleDenominator", Matchers.closeTo(42, 0.0000001d)))));
  verify(finder, context);
}

代码示例来源：origin: geotools/geotools

@SuppressWarnings("unchecked")
@Test
public void testCustomFinderOverridesWellKnown() throws IOException {
  String yaml =
      "grid:\n"
          + "  name: WebMercator\n"
          + "feature-styles: \n"
          + "- name: name\n"
          + "  rules:\n"
          + "  - zoom: "
          + tuple(0, 0);
  ZoomContextFinder finder = createMock(ZoomContextFinder.class);
  ZoomContext context = createMock(ZoomContext.class);
  expect(finder.get("WebMercator")).andReturn(context);
  expect(context.getRange(0, 0)).andReturn(new ScaleRange(42, 64));
  replay(finder, context);
  StyledLayerDescriptor sld = Ysld.parse(yaml, Arrays.asList(finder), (ResourceLocator) null);
  FeatureTypeStyle fs = SLD.defaultStyle(sld).featureTypeStyles().get(0);
  fs.rules().get(0).getMaxScaleDenominator();
  assertThat(
      (Iterable<Rule>) fs.rules(),
      hasItems(
          allOf(
              Matchers.<Rule>hasProperty(
                  "maxScaleDenominator", Matchers.closeTo(64, 0.0000001d)),
              Matchers.<Rule>hasProperty(
                  "minScaleDenominator", Matchers.closeTo(42, 0.0000001d)))));
  verify(finder, context);
}

代码示例来源：origin: geotools/geotools

ZoomContext zctxt = createMock("zctxt", ZoomContext.class);
expect(finder.get("SIGMA:957")).andStubReturn(zctxt);

代码示例来源：origin: org.geotools/gt-ysld

/**
 * Finds an applicable {@link ZoomContext} based on a name
 *
 * @param name Name of the ZoomContext.
 * @param zCtxtFinders List of finders for the {@link ZoomContext}
 * @throws IllegalArgumentException If name is "EPSG:4326", "EPSG:3857", or "EPSG:900913" (These
 *     names cause ambiguities).
 * @return {@link ZoomContext} matching the name.
 */
public static @Nullable ZoomContext getNamedZoomContext(
    String name, List<ZoomContextFinder> zCtxtFinders) {
  if (name.equalsIgnoreCase("EPSG:4326")) {
    throw new IllegalArgumentException(
        "Should not use EPSG code to refer to WGS84 zoom levels as it causes ambiguities");
  }
  if (name.equalsIgnoreCase("EPSG:3857") || name.equalsIgnoreCase("EPSG:900913")) {
    throw new IllegalArgumentException(
        "Should not use EPSG code to refer to WebMercator zoom levels");
  }
  for (ZoomContextFinder finder : zCtxtFinders) {
    ZoomContext found = finder.get(name);
    if (found != null) {
      return found;
    }
  }
  return WellKnownZoomContextFinder.getInstance().get(name);
}

代码示例来源：origin: org.geoserver.community/gs-ysld

@Test
public void testScaleNegativeLevel() throws Exception {
  GridSetBroker broker = createMock(GridSetBroker.class);
  GridSet set = createMock(GridSet.class);
  
  expect(broker.get("test")).andStubReturn(set);
  expect(set.getNumLevels()).andStubReturn(5);
  
  replay(broker, set);
  
  ZoomContextFinder finder = new GWCZoomContextFinder(broker);
  
  ZoomContext zContext = finder.get("test");
  
  double denom = zContext.getScaleDenominator(-1);
  
  assertThat(denom, is(Double.POSITIVE_INFINITY));
    verify(broker, set);
}

代码示例来源：origin: org.geoserver.community/gs-ysld

@Test
public void testScalePastEnd() throws Exception {
  GridSetBroker broker = createMock(GridSetBroker.class);
  GridSet set = createMock(GridSet.class);
  
  expect(broker.get("test")).andStubReturn(set);
  expect(set.getNumLevels()).andStubReturn(5);
  
  replay(broker, set);
  
  ZoomContextFinder finder = new GWCZoomContextFinder(broker);
  
  ZoomContext zContext = finder.get("test");
  
  double denom = zContext.getScaleDenominator(5);
  
  assertThat(denom, is(0d));
    verify(broker, set);
}