xdi2.core.util.XDIAddressUtil.parentXDIAddress()方法的使用及代码示例

x33g5p2x  于2022-02-03 转载在 其他  
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本文整理了Java中xdi2.core.util.XDIAddressUtil.parentXDIAddress()方法的一些代码示例，展示了XDIAddressUtil.parentXDIAddress()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。XDIAddressUtil.parentXDIAddress()方法的具体详情如下：
包路径：xdi2.core.util.XDIAddressUtil
类名称：XDIAddressUtil
方法名：parentXDIAddress

XDIAddressUtil.parentXDIAddress介绍

[英]Extracts an address's parent arc(s), counting either from the start or the end. For =abcd and 1, this returns =a For =abcd and -1, this returns =abc
[中]提取地址的父弧，从开始或结束计数。对于=abcd和1，返回=a对于=abcd和-1，返回=abc

代码示例

代码示例来源：origin: projectdanube/xdi2

@Override
  public String toString() {
    if (this.positionXDIAddress == null) this.positionXDIAddress = XDIAddressUtil.parentXDIAddress(this.XDIaddress, this.position + 1); 
    return this.positionXDIAddress.toString();
  }
}

代码示例来源：origin: projectdanube/xdi2

public XDIAddress getContextNodeXDIAddress() {
  if (this.isLiteralNodeXDIAddress()) {
    return XDIAddressUtil.parentXDIAddress(this, -1);
  } else {
    return this;
  }
}

代码示例来源：origin: projectdanube/xdi2

private XdiContext<?> toContext() {
  if (this.positionXDIAddress == null) this.positionXDIAddress = XDIAddressUtil.parentXDIAddress(this.XDIaddress, this.position + 1); 
  if (this.positionXdiContext == null) this.positionXdiContext = XdiAbstractContext.fromXDIAddress(this.positionXDIAddress);
  return this.positionXdiContext;
}

代码示例来源：origin: projectdanube/xdi2

/**
 * Extracts an partial address from an address.
 */
public static XDIAddress subXDIAddress(final XDIAddress XDIaddress, final int startIndex, final int endIndex) {
  if (XDIaddress == null) throw new NullPointerException();
  return XDIAddressUtil.localXDIAddress(XDIAddressUtil.parentXDIAddress(XDIaddress, endIndex), - startIndex);
}

代码示例来源：origin: projectdanube/xdi2

private XDIAddress result() {
  return this.forward ?
      XDIAddressUtil.parentXDIAddress(this.XDIaddress, this.position):
        XDIAddressUtil.localXDIAddress(this.XDIaddress, - this.position - 1);						
}

代码示例来源：origin: projectdanube/xdi2

private XdiVariable<?> toVariable() {
  if (this.positionXDIAddress == null) this.positionXDIAddress = XDIAddressUtil.parentXDIAddress(this.XDIaddress, this.position + 1); 
  if (this.positionXdiVariable == null) this.positionXdiVariable = XdiAbstractVariable.fromXDIAddress(this.positionXDIAddress);
  return this.positionXdiVariable;
}

代码示例来源：origin: projectdanube/xdi2

/**
 * Removes an end address from an address.
 * E.g. for =a*b*c*d and *c*d, this returns =a*b
 * E.g. for =a*b*c*d and (empty address), this returns =a*b*c*d
 * E.g. for =a*b*c*d and =a*b*c*d, this returns (empty address)
 * E.g. for =a*b*c*d and *y, this returns null
 */
public static XDIAddress removeEndXDIAddress(final XDIAddress XDIaddress, final XDIAddress endXDIAddress, final boolean variablesinXDIAddress, final boolean variablesInEnd) {
  if (XDIaddress == null) throw new NullPointerException();
  if (endXDIAddress == null) throw new NullPointerException();
  XDIAddress result = null;
  try {
    if (endXDIAddress.equals(XDIConstants.XDI_ADD_ROOT)) { result = XDIaddress; return result; }
    if (XDIaddress.equals(XDIConstants.XDI_ADD_ROOT)) { result = null; return result; }
    XDIAddress[] foundXDIAddress = XDIAddressUtil.endsWithXDIAddress(XDIaddress, endXDIAddress, variablesinXDIAddress, variablesInEnd);
    if (foundXDIAddress == null) { result = null; return result; }
    if (XDIaddress.equals(foundXDIAddress[0])) { result = XDIConstants.XDI_ADD_ROOT; return result; }
    { result = XDIAddressUtil.parentXDIAddress(XDIaddress, - foundXDIAddress[0].getNumXDIArcs()); return result; }
  } finally {
    if (log.isTraceEnabled()) log.trace("removeEndXDIAddress(" + XDIaddress + "," + endXDIAddress + "," + variablesinXDIAddress + "," + variablesInEnd + ") --> " + result);
  }
}

代码示例来源：origin: projectdanube/xdi2

private static List<RelationshipLinkContract> findPushLinkContracts(Graph pushLinkContractsGraph, XDIAddress XDIaddress) {
  List<RelationshipLinkContract> pushLinkContracts = new ArrayList<RelationshipLinkContract> ();
  while (true) {
    ContextNode contextNode = pushLinkContractsGraph.getDeepContextNode(XDIaddress);
    if (contextNode != null) {
      if (log.isDebugEnabled()) log.debug("Trying to find push link contracts for context node " + contextNode);
      for (Relation pushLinkContractRelation : contextNode.getRelations(XDILinkContractConstants.XDI_ADD_IS_PUSH)) {
        if (log.isDebugEnabled()) log.debug("Trying to find push link contract for relation " + pushLinkContractRelation);
        ContextNode pushLinkContractContextNode = pushLinkContractRelation.followContextNode();
        if (pushLinkContractContextNode == null) continue;
        XdiEntity pushLinkContractXdiEntity = XdiAbstractEntity.fromContextNode(pushLinkContractContextNode);
        if (pushLinkContractXdiEntity == null) continue;
        RelationshipLinkContract pushLinkContract = RelationshipLinkContract.fromXdiEntity(pushLinkContractXdiEntity);
        if (pushLinkContract == null) continue;
        for (XDIAddress pushTargetXDIAddress : pushLinkContract.getPermissionTargetXDIAddresses(XDILinkContractConstants.XDI_ADD_PUSH)) {
          if (log.isDebugEnabled()) log.debug("Found push link contract to address " + pushTargetXDIAddress + " for address " + XDIaddress);
          if (XDIAddressUtil.startsWithXDIAddress(XDIaddress, pushTargetXDIAddress) != null) {
            pushLinkContracts.add(pushLinkContract);
            break;
          }
        }
      }
    }
    if (XDIaddress.getNumXDIArcs() == 0) break;
    XDIaddress = XDIAddressUtil.parentXDIAddress(XDIaddress, -1);
  }
  // done
  if (log.isDebugEnabled()) log.debug("Found " + pushLinkContracts.size() + " push link contracts: " + pushLinkContracts);
  return pushLinkContracts;
}

代码示例来源：origin: projectdanube/xdi2

public void testParentXDIAddress() throws Exception {
  XDIAddress XDIaddress = XDIAddress.create("=a*b*c*d");
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, 0), XDIAddress.create("=a*b*c*d"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, 1), XDIAddress.create("=a"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), XDIAddress.create("=a*b*c"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, 2), XDIAddress.create("=a*b"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, -2), XDIAddress.create("=a*b"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, 3), XDIAddress.create("=a*b*c"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, -3), XDIAddress.create("=a"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, 4), XDIAddress.create("=a*b*c*d"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, -4), XDIConstants.XDI_ADD_ROOT);
  assertNull(XDIAddressUtil.parentXDIAddress(XDIaddress, -5));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), XDIAddress.create("=a*b*c"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), -1), XDIAddress.create("=a*b"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), -1), -1), XDIAddress.create("=a"));
  assertEquals(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), -1), -1), -1), XDIConstants.XDI_ADD_ROOT);
  assertNull(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIAddressUtil.parentXDIAddress(XDIaddress, -1), -1), -1), -1), -1));
}

代码示例来源：origin: projectdanube/xdi2

replacedContextNodeXDIAddress = XDIAddressUtil.concatXDIAddresses(XDIAddressUtil.parentXDIAddress(contextNodeXDIAddress, -1), replacedContextNodeXDIAddress);

代码示例来源：origin: projectdanube/xdi2

@Override
public ContextNode getDeepContextNode(XDIAddress relativeContextNodeXDIAddress, boolean subgraph) {
  if (XDIConstants.XDI_ADD_ROOT.equals(relativeContextNodeXDIAddress)) return this;
  XDIAddress contextNodeXDIAddress = XDIAddressUtil.concatXDIAddresses(this.getXDIAddress(), relativeContextNodeXDIAddress);
  XDIAddress parentcontextNodeXDIAddress = XDIAddressUtil.concatXDIAddresses(this.getXDIAddress(), XDIAddressUtil.parentXDIAddress(relativeContextNodeXDIAddress, -1));
  XDIArc XDIarc = relativeContextNodeXDIAddress.getLastXDIArc();
  // load the JSON object for the parent context node
  JsonObject jsonObject = ((JSONGraph) this.getGraph()).jsonLoad(parentcontextNodeXDIAddress.toString());
  final JsonArray jsonArrayContexts = jsonObject.getAsJsonArray(XDIConstants.STRING_CONTEXT);
  if (jsonArrayContexts == null) return null;
  if (jsonArrayContexts.size() < 1) return null;
  if (! new IteratorContains<JsonElement> (jsonArrayContexts.iterator(), new JsonPrimitive(XDIarc.toString())).contains()) return null;
  JSONContextNode contextNode = this;
  for (XDIArc temparc : relativeContextNodeXDIAddress.getXDIArcs()) {
    XDIAddress tempAddress = XDIAddressUtil.concatXDIAddresses(contextNode.getXDIAddress(), temparc);
    contextNode = new JSONContextNode((JSONGraph) this.getGraph(), contextNode, temparc, tempAddress);
  }
  // retrieve subgraph?
  if (subgraph) {
    ((JSONGraph) this.getGraph()).jsonLoadWithPrefix(contextNodeXDIAddress.toString());
  }
  // done
  return contextNode;
}

代码示例来源：origin: projectdanube/xdi2

subjectXDIAddress = XDIAddressUtil.parentXDIAddress(subjectXDIAddress, - predicateXDIAddress.getNumXDIArcs());

代码示例来源：origin: projectdanube/xdi2

@Override
public void executeDelOnAddress(XDIAddress targetXDIAddress, DelOperation operation, Graph operationResultGraph, ExecutionContext executionContext) throws Xdi2MessagingException {
  if (XDIConstants.XDI_ADD_ROOT.equals(targetXDIAddress)) {
    this.getGraph().clear();
  } else if (targetXDIAddress.getNumXDIArcs() == 1) {
    this.getGraph().getRootContextNode(false).delContextNode(targetXDIAddress.getFirstXDIArc());
  } else {
    XDIAddress parentContextNodeXDIAddress = XDIAddressUtil.parentXDIAddress(targetXDIAddress, -1);
    XDIArc XDIarc = targetXDIAddress.getLastXDIArc();
    ContextNode parentContextNode = this.getGraph().getDeepContextNode(parentContextNodeXDIAddress, false);
    if (parentContextNode == null) return;
    if (XDIConstants.XDI_ARC_LITERAL.equals(XDIarc)) {
      parentContextNode.delLiteralNode();
    } else {
      parentContextNode.delContextNode(XDIarc);
    }
  }
}

代码示例来源：origin: projectdanube/xdi2

contextNodeXDIAddress = XDIAddressUtil.parentXDIAddress(contextNodeXDIAddress, -1);
if (contextNodeXDIAddress == null) contextNodeXDIAddress = XDIConstants.XDI_ADD_ROOT;

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XDIAddressUtil

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