org.apache.tinkerpop.gremlin.structure.Element.id()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
字(7.4k)|赞(0)|评价(0)|浏览(252)

本文整理了Java中org.apache.tinkerpop.gremlin.structure.Element.id()方法的一些代码示例，展示了Element.id()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。Element.id()方法的具体详情如下：
包路径：org.apache.tinkerpop.gremlin.structure.Element
类名称：Element
方法名：id

Element.id介绍

[英]Gets the unique identifier for the graph Element.
[中]获取图形元素的唯一标识符。

代码示例

代码示例来源：origin: thinkaurelius/titan

  1. public static long getCompareId(Element element) {
  2.   Object id = element.id();
  3.   if (id instanceof Long) return (Long)id;
  4.   else if (id instanceof RelationIdentifier) return ((RelationIdentifier)id).getRelationId();
  5.   else throw new IllegalArgumentException("Element identifier has unrecognized type: " + id);
  6. }

代码示例来源：origin: JanusGraph/janusgraph

  1. public static long getCompareId(Element element) {
  2.   Object id = element.id();
  3.   if (id instanceof Long) return (Long)id;
  4.   else if (id instanceof RelationIdentifier) return ((RelationIdentifier)id).getRelationId();
  5.   else throw new IllegalArgumentException("Element identifier has unrecognized type: " + id);
  6. }

代码示例来源：origin: thinkaurelius/titan

  1. @Override
  2. public boolean equals(Object other) {
  3.   if (other==null)
  4.     return false;
  5.   if (this==other)
  6.     return true;
  7.   if (!((this instanceof Vertex && other instanceof Vertex) ||
  8.       (this instanceof Edge && other instanceof Edge) ||
  9.       (this instanceof VertexProperty && other instanceof VertexProperty)))
  10.     return false;
  11.   //Same type => they are the same if they have identical ids.
  12.   if (other instanceof AbstractElement) {
  13.     return getCompareId()==((AbstractElement)other).getCompareId();
  14.   } else if (other instanceof TitanElement) {
  15.     return ((TitanElement) other).hasId() && getCompareId()==((TitanElement)other).longId();
  16.   } else if (other instanceof Element) {
  17.     Object otherId = ((Element)other).id();
  18.     if (otherId instanceof RelationIdentifier) return ((RelationIdentifier) otherId).getRelationId()==getCompareId();
  19.     else return otherId.equals(getCompareId());
  20.   } else return false;
  21. }

代码示例来源：origin: JanusGraph/janusgraph

  1. @Override
  2. public boolean equals(Object other) {
  3.   if (other==null)
  4.     return false;
  5.   if (this==other)
  6.     return true;
  7.   if (!((this instanceof Vertex && other instanceof Vertex) ||
  8.       (this instanceof Edge && other instanceof Edge) ||
  9.       (this instanceof VertexProperty && other instanceof VertexProperty)))
  10.     return false;
  11.   //Same type => they are the same if they have identical ids.
  12.   if (other instanceof AbstractElement) {
  13.     return getCompareId()==((AbstractElement)other).getCompareId();
  14.   } else if (other instanceof JanusGraphElement) {
  15.     return ((JanusGraphElement) other).hasId() && getCompareId()==((JanusGraphElement)other).longId();
  16.   } else {
  17.     Object otherId = ((Element)other).id();
  18.     if (otherId instanceof RelationIdentifier) return ((RelationIdentifier) otherId).getRelationId()==getCompareId();
  19.     else return otherId.equals(getCompareId());
  20.   }
  21. }

代码示例来源：origin: apache/tinkerpop

  1. @Override
  2.   public Object apply(final Element element) {
  3.     return element.id();
  4.   }
  5. },

代码示例来源：origin: apache/tinkerpop

  1. public void convertElementsToIds() {
  2.   for (int i = 0; i < this.ids.length; i++) {    // if this is going to OLAP, convert to ids so you don't serialize elements
  3.     if (this.ids[i] instanceof Element)
  4.       this.ids[i] = ((Element) this.ids[i]).id();
  5.   }
  6. }

代码示例来源：origin: apache/tinkerpop

  1. @Override
  2. public Object id() {
  3.   return this.baseElement.id();
  4. }

代码示例来源：origin: apache/tinkerpop

  1. @Override
  2. public Object id() {
  3.   return this.element.id();
  4. }

代码示例来源：origin: apache/tinkerpop

  1. /**
  2.  * Simply tests if the value returned from {@link org.apache.tinkerpop.gremlin.structure.Element#id()} are {@code equal()}.
  3.  *
  4.  * @param a the first {@link org.apache.tinkerpop.gremlin.structure.Element}
  5.  * @param b the second {@link org.apache.tinkerpop.gremlin.structure.Element}
  6.  * @return true if ids are equal and false otherwise
  7.  */
  8. public static boolean haveEqualIds(final Element a, final Element b) {
  9.   return a.id().equals(b.id());
  10. }

代码示例来源：origin: thinkaurelius/titan

  1. elementIds[i] = ((Element) ids[i]).id();

代码示例来源：origin: apache/tinkerpop

  1. /**
  2.  * If two {@link Element} instances are equal, then they must have the same hash codes. This methods ensures consistent hashCode values.
  3.  *
  4.  * @param element the element to get the hashCode for
  5.  * @return the hash code of the element
  6.  */
  7. public static int hashCode(final Element element) {
  8.   return element.id().hashCode();
  9. }

代码示例来源：origin: JanusGraph/janusgraph

  1. @Override
  2. public void apply(final Traversal.Admin<?, ?> traversal) {
  3.   if (TraversalHelper.onGraphComputer(traversal))
  4.     return;
  5.   TraversalHelper.getStepsOfClass(GraphStep.class, traversal).forEach(originalGraphStep -> {
  6.     if (originalGraphStep.getIds() == null || originalGraphStep.getIds().length == 0) {
  7.       //Try to optimize for index calls
  8.       final JanusGraphStep<?, ?> janusGraphStep = new JanusGraphStep<>(originalGraphStep);
  9.       TraversalHelper.replaceStep(originalGraphStep, janusGraphStep, traversal);
  10.       HasStepFolder.foldInIds(janusGraphStep, traversal);
  11.       HasStepFolder.foldInHasContainer(janusGraphStep, traversal, traversal);
  12.       HasStepFolder.foldInOrder(janusGraphStep, janusGraphStep.getNextStep(), traversal, traversal, janusGraphStep.returnsVertex(), null);
  13.       HasStepFolder.foldInRange(janusGraphStep, JanusGraphTraversalUtil.getNextNonIdentityStep(janusGraphStep), traversal, null);
  14.     } else {
  15.       //Make sure that any provided "start" elements are instantiated in the current transaction
  16.       final Object[] ids = originalGraphStep.getIds();
  17.       ElementUtils.verifyArgsMustBeEitherIdOrElement(ids);
  18.       if (ids[0] instanceof Element) {
  19.         //GraphStep constructor ensures that the entire array is elements
  20.         final Object[] elementIds = new Object[ids.length];
  21.         for (int i = 0; i < ids.length; i++) {
  22.           elementIds[i] = ((Element) ids[i]).id();
  23.         }
  24.         originalGraphStep.setIteratorSupplier(() -> originalGraphStep.returnsVertex() ?
  25.             ((Graph) originalGraphStep.getTraversal().getGraph().get()).vertices(elementIds) :
  26.             ((Graph) originalGraphStep.getTraversal().getGraph().get()).edges(elementIds));
  27.       }
  28.     }
  29.   });
  30. }

代码示例来源：origin: apache/tinkerpop

  1. protected DetachedElement(final Element element) {
  2.   this.id = element.id();
  3.   try {
  4.     this.label = element.label();
  5.   } catch (final UnsupportedOperationException e) {   // ghetto.
  6.     this.label = Vertex.DEFAULT_LABEL;
  7.   }
  8. }

代码示例来源：origin: apache/tinkerpop

  1. @Override
  2. protected Object map(final Traverser.Admin<S> traverser) {
  3.   return traverser.get().id();
  4. }

代码示例来源：origin: apache/tinkerpop

  1. protected boolean testIdAsString(Element element) {
  2.   return this.predicate.test(element.id().toString());
  3. }

代码示例来源：origin: apache/tinkerpop

  1. private void ser(final Object o, final JsonGenerator jsonGenerator,
  2.            final SerializerProvider serializerProvider) throws IOException {
  3.     if (Element.class.isAssignableFrom(o.getClass()))
  4.       jsonGenerator.writeFieldName((((Element) o).id()).toString());
  5.     else
  6.       super.serialize(o, jsonGenerator, serializerProvider);
  7.   }
  8. }

代码示例来源：origin: apache/tinkerpop

  1. private void ser(final Object o, final JsonGenerator jsonGenerator,
  2.            final SerializerProvider serializerProvider) throws IOException {
  3.     if (Element.class.isAssignableFrom(o.getClass()))
  4.       jsonGenerator.writeFieldName((((Element) o).id()).toString());
  5.     else
  6.       super.serialize(o, jsonGenerator, serializerProvider);
  7.   }
  8. }

代码示例来源：origin: apache/tinkerpop

  1. private void ser(final Object o, final JsonGenerator jsonGenerator,
  2.            final SerializerProvider serializerProvider) throws IOException {
  3.     if (Element.class.isAssignableFrom(o.getClass()))
  4.       jsonGenerator.writeFieldName((((Element) o).id()).toString());
  5.     else
  6.       super.serialize(o, jsonGenerator, serializerProvider);
  7.   }
  8. }

代码示例来源：origin: hugegraph/hugegraph

  1. @Override
  2. public boolean equals(Object obj) {
  3.   if (!(obj instanceof Element)) {
  4.     return false;
  5.   }
  6.   Element other = (Element) obj;
  7.   if (this.id() == null) {
  8.     return false;
  9.   }
  10.   return this.id().equals(other.id());
  11. }

代码示例来源：origin: apache/tinkerpop

  1. @Override
  2. public <O extends OutputShim> void write(final KryoShim<?, O> kryo, final O output, final Property property) {
  3.   output.writeString(property.key());
  4.   kryo.writeClassAndObject(output, property.value());
  5.   kryo.writeClassAndObject(output, property.element().id());
  6.   output.writeString(property.element().label());
  7. }

内容来源于网络，如有侵权，请联系作者删除！

Element

相关文章

    查看更多

    热门标签

    更多
    JavaquerypythonNode开发语言requestUtil数据库Table后端算法LoggerMessageElementParser

    最新文章

    更多
    • 蜀ICP备13028337号-1 大数据知识库 https://www.saoniuhuo.com © All rights reserved
    • 本站内容来源互联网,如果侵犯您的权益请联系我们删除, 联系方式：448109455@qq.com