本文整理汇总了Java中com.sun.org.apache.xpath.internal.compiler.OpCodes.FROM_ANCESTORS属性的典型用法代码示例。如果您正苦于以下问题:Java OpCodes.FROM_ANCESTORS属性的具体用法?Java OpCodes.FROM_ANCESTORS怎么用?Java OpCodes.FROM_ANCESTORS使用的例子?那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类com.sun.org.apache.xpath.internal.compiler.OpCodes
的用法示例。
在下文中一共展示了OpCodes.FROM_ANCESTORS属性的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getAxisFromStep
/**
* Special purpose function to see if we can optimize the pattern for
* a DescendantIterator.
*
* @param compiler non-null reference to compiler object that has processed
* the XPath operations into an opcode map.
* @param stepOpCodePos The opcode position for the step.
*
* @return 32 bits as an integer that give information about the location
* path as a whole.
*
* @throws javax.xml.transform.TransformerException
*/
public static int getAxisFromStep(
Compiler compiler, int stepOpCodePos)
throws javax.xml.transform.TransformerException
{
int stepType = compiler.getOp(stepOpCodePos);
switch (stepType)
{
case OpCodes.FROM_FOLLOWING :
return Axis.FOLLOWING;
case OpCodes.FROM_FOLLOWING_SIBLINGS :
return Axis.FOLLOWINGSIBLING;
case OpCodes.FROM_PRECEDING :
return Axis.PRECEDING;
case OpCodes.FROM_PRECEDING_SIBLINGS :
return Axis.PRECEDINGSIBLING;
case OpCodes.FROM_PARENT :
return Axis.PARENT;
case OpCodes.FROM_NAMESPACE :
return Axis.NAMESPACE;
case OpCodes.FROM_ANCESTORS :
return Axis.ANCESTOR;
case OpCodes.FROM_ANCESTORS_OR_SELF :
return Axis.ANCESTORORSELF;
case OpCodes.FROM_ATTRIBUTES :
return Axis.ATTRIBUTE;
case OpCodes.FROM_ROOT :
return Axis.ROOT;
case OpCodes.FROM_CHILDREN :
return Axis.CHILD;
case OpCodes.FROM_DESCENDANTS_OR_SELF :
return Axis.DESCENDANTORSELF;
case OpCodes.FROM_DESCENDANTS :
return Axis.DESCENDANT;
case OpCodes.FROM_SELF :
return Axis.SELF;
case OpCodes.OP_EXTFUNCTION :
case OpCodes.OP_FUNCTION :
case OpCodes.OP_GROUP :
case OpCodes.OP_VARIABLE :
return Axis.FILTEREDLIST;
}
throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_NULL_ERROR_HANDLER, new Object[]{Integer.toString(stepType)})); //"Programmer's assertion: unknown opcode: "
//+ stepType);
}