org.wso2.siddhi.query.api.annotation.Annotation类的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中org.wso2.siddhi.query.api.annotation.Annotation类的一些代码示例，展示了Annotation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。Annotation类的具体详情如下：
包路径：org.wso2.siddhi.query.api.annotation.Annotation
类名称：Annotation

Annotation介绍

[英]Annotation for siddhi functions and extensions
[中]siddhi函数和扩展的注释

代码示例

代码示例来源：origin: wso2/siddhi

public static Annotation getAnnotation(String annotationName, List<Annotation> annotationList) {
  Annotation annotation = null;
  for (Annotation aAnnotation : annotationList) {
    if (annotationName.equalsIgnoreCase(aAnnotation.getName())) {
      if (annotation == null) {
        annotation = aAnnotation;
      } else {
        throw new DuplicateAnnotationException("Annotation @" + annotationName + " is defined twice",
            aAnnotation.getQueryContextStartIndex(), aAnnotation.getQueryContextEndIndex());
      }
    }
  }
  return annotation;
}

代码示例来源：origin: wso2/siddhi

public static Annotation annotation(String name) {
  return new Annotation(name);
}

代码示例来源：origin: wso2/siddhi

public SiddhiApp(String name) {
  annotations.add(Annotation.annotation("info").element("name", name));
}

代码示例来源：origin: org.wso2.carbon.event-processing/org.wso2.carbon.event.processor.core

/**
 * Traverse annotations and returns the name
 *
 * @param annotations
 * @return
 */
private static String getName(List<Annotation> annotations) {
  String name = UUID.randomUUID().toString();
  if (annotations != null) {
    for (Annotation annotation : annotations) {
      if (annotation.getName().equals(EventProcessorConstants.NAME)) {
        name = annotation.getElements().get(0).getValue();
      }
    }
  }
  return name;
}

代码示例来源：origin: org.wso2.siddhi/siddhi-extension-event-table

String dataSourceName = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_DATASOURCE_NAME);
String tableName = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_TABLE_NAME);
DataSource dataSource = executionPlanContext.getSiddhiContext().getSiddhiDataSource(dataSourceName);
List<Attribute> attributeList = tableDefinition.getAttributeList();
  String jdbcConnectionUrl = fromAnnotation.getElement(RDBMSEventTableConstants.EVENT_TABLE_RDBMS_TABLE_JDBC_URL);
  String username = fromAnnotation.getElement(RDBMSEventTableConstants.EVENT_TABLE_RDBMS_TABLE_USERNAME);
  String password = fromAnnotation.getElement(RDBMSEventTableConstants.EVENT_TABLE_RDBMS_TABLE_PASSWORD);
  String driverName = fromAnnotation.getElement(RDBMSEventTableConstants.EVENT_TABLE_RDBMS_TABLE_DRIVER_NAME);
  List<Element> connectionPropertyElements = null;
    connectionPropertyElements = connectionAnnotation.getElements();
String cacheType = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_CACHE);
cacheSizeInString = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_CACHE_SIZE);
String cacheLoadingType = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_CACHE_LOADING);
String cacheValidityInterval = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_CACHE_VALIDITY_PERIOD);
String bloomsEnabled = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_BLOOM_FILTERS);
String bloomFilterValidityInterval = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_BLOOM_VALIDITY_PERIOD);
    String bloomsFilterSize = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_BLOOM_FILTERS_SIZE);
    String bloomsFilterHash = fromAnnotation.getElement(RDBMSEventTableConstants.ANNOTATION_ELEMENT_BLOOM_FILTERS_HASH);
    if (bloomsFilterSize != null) {
      bloomFilterSize = Integer.parseInt(bloomsFilterSize);

代码示例来源：origin: org.wso2.extension.siddhi.io.file/siddhi-io-file

protected void init(StreamDefinition streamDefinition, OptionHolder optionHolder,
          ConfigReader configReader, SiddhiAppContext siddhiAppContext) {
  this.siddhiAppContext = siddhiAppContext;
  uriOption = optionHolder.validateAndGetOption(Constants.FILE_URI);
  String append = optionHolder.validateAndGetStaticValue(Constants.APPEND, Constants.TRUE);
  properties = new HashMap<>();
  properties.put(Constants.ACTION, Constants.WRITE);
  if (Constants.TRUE.equalsIgnoreCase(append)) {
    properties.put(Constants.APPEND, append);
  }
  String mapType = streamDefinition.getAnnotations().get(0).getAnnotations().get(0).getElements().get(0)
      .getValue();
  addEventSeparator = optionHolder.isOptionExists(Constants.ADD_EVENT_SEPARATOR) ?
      Boolean.parseBoolean(optionHolder.validateAndGetStaticValue(Constants.ADD_EVENT_SEPARATOR)) :
      !mapType.equalsIgnoreCase("csv");
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.siddhi.editor.core

/**
 * Generates AnnotationConfig String for the given Siddhi Annotation
 * @param annotation    Siddhi Annotation
 * @return              String representing the Annotation
 */
public String generateAnnotationConfig(Annotation annotation) {
  StringBuilder annotationConfig = new StringBuilder();
  annotationConfig.append("@");
  annotationConfig.append(annotation.getName());
  annotationConfig.append("(");
  List<String> annotationMembers = new ArrayList<>();
  for (Element element : annotation.getElements()) {
    annotationMembers.add(element.toString());
  }
  for (Annotation innerAnnotation : annotation.getAnnotations()) {
    annotationMembers.add(generateAnnotationConfig(innerAnnotation));
  }
  annotationConfig.append(String.join(", ", annotationMembers));
  annotationConfig.append(")");
  preserveCodeSegment(annotation);
  return annotationConfig.toString();
}

代码示例来源：origin: org.wso2.carbon.event-processing/org.wso2.carbon.event.processor.core

/**
 * Traverse the annotation and returns the execute group id
 *
 * @param annotations
 * @return
 */
private static String getExecuteGroup(List<Annotation> annotations) {
  String id = null;
  if (annotations != null) {
    for (Annotation annotation : annotations) {
      if (annotation.getName().equals(EventProcessorConstants.DIST)) {
        if (annotation.getElement(EventProcessorConstants.EXEC_GROUP) != null) {
          id = annotation.getElement(EventProcessorConstants.EXEC_GROUP);
        }
      }
    }
  }
  return id;
}

代码示例来源：origin: wso2/siddhi

if (annotation != null) {
  Element element = null;
  for (Element aElement : annotation.getElements()) {
    if (elementName == null) {
      if (aElement.getKey() == null) {

代码示例来源：origin: wso2/siddhi

public List<Annotation> getAnnotations(String name) {
  List<Annotation> results = new ArrayList<>();
  for (Annotation annotation : annotations) {
    if (annotation.getName().equalsIgnoreCase(name)) {
      results.add(annotation);
    }
  }
  return results;
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.sp.jobmanager.core

/**
   * Provide the parallelism count for pass-through query. In case of multiple user given values,
   * lowest one will be selected. Default parallelism value would be 1.
   *
   * @param annotation Source annotation
   * @return Parallelism count for pass-through query
   */
  private int getSourceParallelism(Annotation annotation) {
    Set<Integer> parallelismSet = new HashSet<>();
    List<Annotation> distAnnotations = annotation.getAnnotations(
        SiddhiTopologyCreatorConstants.DISTRIBUTED_IDENTIFIER);
    if (distAnnotations.size() > 0) {
      for (Annotation distAnnotation : distAnnotations) {
        if (distAnnotation.getElement(SiddhiTopologyCreatorConstants.PARALLEL_IDENTIFIER) != null) {
          parallelismSet.add(Integer.valueOf(distAnnotation.getElement(
              SiddhiTopologyCreatorConstants.PARALLEL_IDENTIFIER)));
        } else {
          return SiddhiTopologyCreatorConstants.DEFAULT_PARALLEL;
        }
      }
    } else {
      return SiddhiTopologyCreatorConstants.DEFAULT_PARALLEL;
    }
    return parallelismSet.stream().min(Comparator.comparing(Integer::intValue)).get();
  }
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.analytics.eventtable

tableDefinition.getAnnotations());
this.tableDefinition = tableDefinition;
this.tableName = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_TABLE_NAME);
if (this.tableName == null) {
  throw new IllegalArgumentException("The property " + AnalyticsEventTableConstants.ANNOTATION_TABLE_NAME +
      " must be provided for analytics event tables.");
this.primaryKeys = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_PRIMARY_KEYS);
this.indices = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_INDICES);
String mergeSchemaProp = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_MERGE_SCHEMA);
if (mergeSchemaProp != null) {
  mergeSchemaProp = mergeSchemaProp.trim();
String waitForIndexingProp = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_WAIT_FOR_INDEXING);
if (waitForIndexingProp != null) {
  waitForIndexingProp = waitForIndexingProp.trim();
String maxSearchResultCountProp = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_MAX_SEARCH_RESULT_COUNT);
if (maxSearchResultCountProp != null) {
  maxSearchResultCountProp = maxSearchResultCountProp.trim();
String cachingProp = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_CACHING);
if (cachingProp != null) {
  this.caching = Boolean.parseBoolean(cachingProp.trim());
String cacheTimeoutSecsProp = fromAnnotation.getElement(AnalyticsEventTableConstants.ANNOTATION_CACHE_TIMEOUT_SECONDS);
if (cacheTimeoutSecsProp != null) {
  this.cacheTimeoutSeconds = Integer.parseInt(cacheTimeoutSecsProp.trim());

代码示例来源：origin: org.wso2.siddhi/siddhi-query-compiler

/**
 * {@inheritDoc}
 * <p>The default implementation returns the result of calling
 * {@link #visitChildren} on {@code ctx}.</p>
 *
 * @param ctx
 */
@Override
public Annotation visitApp_annotation(@NotNull SiddhiQLParser.App_annotationContext ctx) {
  Annotation annotation = new Annotation((String) visit(ctx.name()));
  for (SiddhiQLParser.Annotation_elementContext elementContext : ctx.annotation_element()) {
    annotation.element((Element) visit(elementContext));
  }
  populateQueryContext(annotation, ctx);
  return annotation;
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.siddhi.editor.core

/**
 * Generates MapperPayloadOrAttribute object, with the given Siddhi Annotation
 * @param attributesOrPayloadAnnotation         Siddhi Annotation, denoting @attribute or @payload
 * @return                                      MapperPayloadOrAttribute object
 */
private MapperPayloadOrAttribute generateMapperPayloadOrAttributes(Annotation attributesOrPayloadAnnotation) {
  List<PayloadOrAttributeElement> elements = new ArrayList<>();
  for (Element element : attributesOrPayloadAnnotation.getElements()) {
    elements.add(generatePayloadOrAttributesElement(element));
  }
  MapperPayloadOrAttributeType mapperPayloadOrAttributesType = getMapperAttributeOrPayloadType(elements);
  if (mapperPayloadOrAttributesType == MapperPayloadOrAttributeType.MAP) {
    return generateMapperMapAttribute(attributesOrPayloadAnnotation.getName(), elements);
  }
  return generateMapperListAttribute(attributesOrPayloadAnnotation.getName(), elements);
}

代码示例来源：origin: org.wso2.extension.siddhi.store.rdbms/siddhi-store-rdbms

List<Element> primaryKeyList = (primaryKeys == null) ? new ArrayList<>() : primaryKeys.getElements();
List<Element> indexElementList = (indices == null) ? new ArrayList<>() : indices.getElements();
List<String> queries = new ArrayList<>();
Map<String, String> fieldLengths = RDBMSTableUtils.processFieldLengths(storeAnnotation.getElement(
    ANNOTATION_ELEMENT_FIELD_LENGTHS));
this.validateFieldLengths(fieldLengths);

代码示例来源：origin: org.wso2.extension.siddhi.io.http/siddhi-io-http

/**
 * The initialization method for {@link Sink}, which will be called before other methods and validate
 * the all configuration and getting the intial values.
 *
 * @param outputStreamDefinition containing stream definition bind to the {@link Sink}
 * @param optionHolder           Option holder containing static and dynamic configuration related
 *                               to the {@link Sink}
 * @param configReader           to read the sink related system configuration.
 * @param siddhiAppContext       the context of the {@link org.wso2.siddhi.query.api.SiddhiApp} used to
 *                               get siddhi related utilty functions.
 */
@Override
protected void init(StreamDefinition outputStreamDefinition, OptionHolder optionHolder,
          ConfigReader configReader, SiddhiAppContext siddhiAppContext) {
  //read configurations
  this.messageIdOption = optionHolder.validateAndGetOption(HttpConstants.MESSAGE_ID);
  this.sourceId = optionHolder.validateAndGetStaticValue(HttpConstants.SOURCE_ID);
  this.httpHeaderOption = optionHolder.getOrCreateOption(HttpConstants.HEADERS, HttpConstants.DEFAULT_HEADER);
  this.mapType = outputStreamDefinition.getAnnotations().get(0).getAnnotations().get(0).getElements().get(0)
      .getValue();
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.siddhi.editor.core

String correlationId = null;
List<String> options = new ArrayList<>();
for (Element element : sourceOrSinkAndConnectedElement.getKey().getElements()) {
  if (element.getKey().equalsIgnoreCase(TYPE)) {
    type = element.getValue();
for (Annotation sourceOrSinkAnnotation : sourceOrSinkAndConnectedElement.getKey().getAnnotations()) {
  if (MAP.equalsIgnoreCase(sourceOrSinkAnnotation.getName())) {
    map = generateMapperConfig(sourceOrSinkAnnotation);
  } else {

代码示例来源：origin: org.wso2.carbon.event-processing/org.wso2.carbon.event.processor.core

/**
 * Traverse the annotation and returns the parallelism hint
 *
 * @param annotations
 * @return
 */
private static int getParallelism(List<Annotation> annotations, String elementKey) {
  int parallelism = 1;
  if (annotations != null) {
    for (Annotation annotation : annotations) {
      if (annotation.getName().equals(EventProcessorConstants.DIST)) {
        if (annotation.getElement(elementKey) != null) {
          parallelism = Integer.parseInt(annotation.getElement(elementKey));
          if (parallelism == 0) {
            parallelism = 1;
          }
          return parallelism;
        }
      }
    }
  }
  return parallelism;
}

代码示例来源：origin: org.wso2.carbon.analytics/org.wso2.carbon.stream.processor.core

/**
 * Obtain query name of each siddhi app elements
 */
private void loadQueryName(List<Annotation> queryAnnotations, SiddhiAppElements siddhiAppElements) {
  for (Annotation annotation : queryAnnotations) {
    for (Element element : annotation.getElements()) {
      siddhiAppElements.setQueryName(element.getValue());
    }
  }
  if (siddhiAppElements.getQueryName() == null) {
    siddhiAppElements.setQueryName(Constants.DEFAULT_QUERY_NAME);
  }
}

代码示例来源：origin: org.wso2.siddhi/siddhi-query-api

public List<Annotation> getAnnotations(String name) {
  List<Annotation> results = new ArrayList<>();
  for (Annotation annotation : annotations) {
    if (annotation.getName().equalsIgnoreCase(name)) {
      results.add(annotation);
    }
  }
  return results;
}

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