com.google.gwt.json.client.JSONObject.containsKey()方法的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中com.google.gwt.json.client.JSONObject.containsKey()方法的一些代码示例，展示了JSONObject.containsKey()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。JSONObject.containsKey()方法的具体详情如下：
包路径：com.google.gwt.json.client.JSONObject
类名称：JSONObject
方法名：containsKey

JSONObject.containsKey介绍

[英]Tests whether or not this JSONObject contains the specified property.
[中]测试此JSONObject是否包含指定的属性。

代码示例

代码示例来源：origin: com.vaadin.external.atmosphere/atmosphere-gwt-extra

public Object deserialize(JSONValue jsonValue) {
  JSONObject obj = jsonValue.isObject();
  if (obj != null) {
    if (obj.containsKey("class") && obj.get("class").isString() != null) {
      return serializer.deSerialize(jsonValue, obj.get("class").isString().stringValue());
    }
  }
  throw new IllegalArgumentException("Json string must contain \"class\" key.");
}

代码示例来源：origin: org.geomajas/geomajas-client-gwt2-impl

private Feature createFeature(JSONObject jsonObject, FeaturesSupported layer) {
  String id = null;
  if (jsonObject.containsKey("id")) {
    id = JsonService.getStringValue(jsonObject, "id");
  } else {
      JSONValue value = properties.get(name);
      Attribute attribute;
      if (value.isBoolean() != null) {
      } else if (value.isNumber() != null) {
        attribute = new AttributeImpl(JsonService.getDoubleValue(properties, name));
      } else if (value.isObject() != null) {
        attribute = new AttributeImpl(JsonService.getGeometryValue(properties, name));
      } else {

代码示例来源：origin: org.eclipse.che.plugin/che-plugin-maven-shared

public static ArchetypeOutputImpl fromJsonObjectInt(JSONValue jsonValue, boolean copyJsons) {
 if (jsonValue == null || jsonValue.isNull() != null) {
  return null;
 }
 ArchetypeOutputImpl dto = new ArchetypeOutputImpl();
 JSONObject json = jsonValue.isObject();
 if (json.containsKey("state")) {
  JSONValue stateIn = json.get("state");
  org.eclipse.che.plugin.maven.shared.dto.ArchetypeOutput.State stateOut = org.eclipse.che.plugin.maven.shared.dto.ArchetypeOutput.State.valueOf(stateIn.isString().stringValue());
  dto.setState(stateOut);
 }
 if (json.containsKey("output")) {
  JSONValue outputIn = json.get("output");
  String outputOut = outputIn.isString() != null ? outputIn.isString().stringValue() : null;
  dto.setOutput(outputOut);
 }
 return dto;
}

代码示例来源：origin: org.eclipse.che.plugin/che-plugin-yaml-shared

public static YamlDTOImpl fromJsonObjectInt(JSONValue jsonValue, boolean copyJsons) {
 if (jsonValue == null || jsonValue.isNull() != null) {
  return null;
 }
 YamlDTOImpl dto = new YamlDTOImpl();
 JSONObject json = jsonValue.isObject();
 if (json.containsKey("schemas")) {
  JSONValue schemasIn = json.get("schemas");
  java.util.Map<java.lang.String, java.lang.String> schemasOut = null;
  if (schemasIn != null && schemasIn.isNull() == null) {
   schemasOut = new java.util.HashMap<java.lang.String, java.lang.String>();
   java.util.Set<String> keySet0 = schemasIn.isObject().keySet();
   for (String key0 : keySet0) {
    JSONValue schemasIn_ = schemasIn.isObject().get(key0);
    String schemasOut_ = schemasIn_.isString() != null ? schemasIn_.isString().stringValue() : null;
    schemasOut.put(key0, schemasOut_);
   }
  }
  dto.setSchemas(schemasOut);
 }
 return dto;
}

代码示例来源：origin: org.eclipse.che.plugin/che-plugin-maven-shared

if (json.containsKey("version")) {
 JSONValue versionIn = json.get("version");
 String versionOut = versionIn.isString() != null ? versionIn.isString().stringValue() : null;
 dto.setVersion(versionOut);
if (json.containsKey("repository")) {
 JSONValue repositoryIn = json.get("repository");
 String repositoryOut = repositoryIn.isString() != null ? repositoryIn.isString().stringValue() : null;
 dto.setRepository(repositoryOut);
if (json.containsKey("properties")) {
 JSONValue propertiesIn = json.get("properties");
 java.util.Map<java.lang.String, java.lang.String> propertiesOut = null;
 if (propertiesIn != null && propertiesIn.isNull() == null) {
  propertiesOut = new java.util.HashMap<java.lang.String, java.lang.String>();
  java.util.Set<String> keySet0 = propertiesIn.isObject().keySet();
  for (String key0 : keySet0) {
   JSONValue propertiesIn_ = propertiesIn.isObject().get(key0);
   String propertiesOut_ = propertiesIn_.isString() != null ? propertiesIn_.isString().stringValue() : null;
   propertiesOut.put(key0, propertiesOut_);
if (json.containsKey("artifactId")) {
 JSONValue artifactIdIn = json.get("artifactId");
 String artifactIdOut = artifactIdIn.isString() != null ? artifactIdIn.isString().stringValue() : null;
if (json.containsKey("groupId")) {
 JSONValue groupIdIn = json.get("groupId");
 String groupIdOut = groupIdIn.isString() != null ? groupIdIn.isString().stringValue() : null;

代码示例来源：origin: org.eclipse.che.plugin/che-plugin-debugger-ide

if (json.containsKey("name")) {
 JSONValue nameIn = json.get("name");
 String nameOut = nameIn.isString() != null ? nameIn.isString().stringValue() : null;
 dto.setName(nameOut);
if (json.containsKey("port")) {
 JSONValue portIn = json.get("port");
 int portOut = (int)portIn.isNumber().doubleValue();
 dto.setPort(portOut);
if (json.containsKey("type")) {
 JSONValue typeIn = json.get("type");
 String typeOut = typeIn.isString() != null ? typeIn.isString().stringValue() : null;
 dto.setType(typeOut);
if (json.containsKey("connectionProperties")) {
 JSONValue connectionPropertiesIn = json.get("connectionProperties");
 java.util.Map<java.lang.String, java.lang.String> connectionPropertiesOut = null;
 if (connectionPropertiesIn != null && connectionPropertiesIn.isNull() == null) {
  connectionPropertiesOut = new java.util.HashMap<java.lang.String, java.lang.String>();
  java.util.Set<String> keySet0 = connectionPropertiesIn.isObject().keySet();
  for (String key0 : keySet0) {
   JSONValue connectionPropertiesIn_ = connectionPropertiesIn.isObject().get(key0);
   String connectionPropertiesOut_ = connectionPropertiesIn_.isString() != null ? connectionPropertiesIn_.isString().stringValue() : null;
   connectionPropertiesOut.put(key0, connectionPropertiesOut_);
if (json.containsKey("host")) {
 JSONValue hostIn = json.get("host");
 String hostOut = hostIn.isString() != null ? hostIn.isString().stringValue() : null;

代码示例来源：origin: tadglines/Socket.IO-Java

private void onMessage(JSONObject obj) {
  if (obj.containsKey("welcome")) {
    JSONString str = obj.get("welcome").isString();
    if (str != null) {
      addLine("<em><b>" + str.stringValue() + "</b></em>");
    }
  } else if (obj.containsKey("announcement")) {
    JSONString str = obj.get("announcement").isString();
    if (str != null) {
      addLine("<em>" + str.stringValue() + "</em>");
    }
  } else if (obj.containsKey("message")) {
    JSONArray arr = obj.get("message").isArray();
    if (arr != null && arr.size() >= 2) {
      JSONString id = arr.get(0).isString();
      JSONString msg = arr.get(1).isString();
      if (id != null && msg != null) {
        addLine("<b>" + id.stringValue() + ":</b> " + msg.stringValue());
      }
    }
  }
}

代码示例来源：origin: org.codehaus.sonar/sonar-gwt-api

public static void dispatchJSON(JavaScriptObject jsonObj, JSONHandler handler) {
 JSONObject obj = new JSONObject(jsonObj);
 if (obj.isObject() != null) {
  if (obj.containsKey("err_code")) {
   handler.onError(new Double(obj.get("err_code").isNumber().doubleValue()).intValue(),
     obj.get("err_msg").isString().stringValue());
   return;
  }
 }
 handler.onResponse(jsonObj);
}

代码示例来源：origin: org.n52.sensorweb/sensorwebclient-ui

private static TimeseriesRenderingOptions createRenderingOptions(String options) {
  if (options == null) {
    return new TimeseriesRenderingOptions();
  }
  TimeseriesRenderingOptions tsOptions = new TimeseriesRenderingOptions();
  JSONObject tsRenderingOptions = new JSONObject(parseUntrustedJson(options));
  if (tsRenderingOptions.containsKey("color")) {
    JSONString color = tsRenderingOptions.get("color").isString();
    tsOptions.setColor(color.stringValue());
  }
  if (tsRenderingOptions.containsKey("lineWidth")) {
    JSONNumber lineWidth = tsRenderingOptions.get("lineWidth").isNumber();
    tsOptions.setLineWidth((int)lineWidth.doubleValue());
  }
  return tsOptions;
}

代码示例来源：origin: org.jboss.as/jboss-as-console-dmr

@Override
public ModelNode get() {
  ModelNode node;
  if (contentType.startsWith(APPLICATION_DMR_ENCODED)) {
    node = ModelNode.fromBase64(payload);
  } else if (contentType.startsWith(APPLICATION_JSON)) {
    node = new ModelNode();
    JSONObject response = JSONParser.parseLenient(payload).isObject();
    JSONString outcome = response.get(OUTCOME).isString();
    node.get(OUTCOME).set(outcome.stringValue());
    if (outcome.stringValue().equals(SUCCESS)) {
      if (response.containsKey(RESULT) && response.get(RESULT).isObject() != null) {
        node.get(RESULT).set(stringify(response.get(RESULT).isObject().getJavaScriptObject(), 2));
      } else {
        node.get(RESULT).set(new ModelNode());
      }
    } else {
      String failure = extractFailure(response);
      node.get(FAILURE_DESCRIPTION).set(failure);
    }
  } else {
    node = new ModelNode();
    node.get(OUTCOME).set(FAILED);
    node.get(FAILURE_DESCRIPTION).set("Unable to parse response with content-type " + contentType);
  }
  return node;
}

代码示例来源：origin: hpehl/piriti

assertTrue(jsonObject.containsKey("booleanPrimitive"));
assertNotNull(jsonObject.get("booleanPrimitive").isBoolean());
assertFalse(jsonObject.get("booleanPrimitive").isBoolean().booleanValue());
assertTrue(jsonObject.containsKey("booleanObject"));
assertSame(JSONNull.getInstance(), jsonObject.get("booleanObject").isNull());
assertTrue(jsonObject.containsKey("bytePrimitive"));
assertSame(JSONNull.getInstance(), jsonObject.get("byteObject").isNull());
assertTrue(jsonObject.containsKey("characterPrimitive"));
assertNotNull(jsonObject.get("characterPrimitive").isString());
assertEquals(String.valueOf('\0'), jsonObject.get("characterPrimitive").isString().stringValue());
assertSame(JSONNull.getInstance(), jsonObject.get("characterObject").isNull());
assertTrue(jsonObject.containsKey("doublePrimitive"));
assertTrue(jsonObject.containsKey("floatPrimitive"));
assertTrue(jsonObject.containsKey("integerPrimitive"));
assertTrue(jsonObject.containsKey("longPrimitive"));
assertTrue(jsonObject.containsKey("shortPrimitive"));
assertTrue(jsonObject.containsKey("date"));
assertNotNull(jsonObject.get("date").isNull());
assertTrue(jsonObject.containsKey("sqlDate"));
assertNotNull(jsonObject.get("sqlDate").isNull());
assertTrue(jsonObject.containsKey("time"));
assertNotNull(jsonObject.get("time").isNull());
assertTrue(jsonObject.containsKey("timestamp"));

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