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ObjectExpression
SimpleExpression
RunInstruction
PipeImageInstruction
public class PipeImageInstruction
Helper class that does most of the work for PipeImageElement
.
Field Summary |
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Fields inherited from class RunInstruction |
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command, inputExpr, nArgs, timeout |
Fields inherited from class SimpleExpression |
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arguments, NO_ARGUMENTS |
Fields inherited from class Expression |
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EVALUATE_METHOD, ITERATE_METHOD, locationId, PROCESS_METHOD, staticProperties |
Constructor Summary | |
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PipeImageInstruction(Expression command,
int timeout,
List args)
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Method Summary | |
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Item |
evaluateItem(XPathContext context)
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String |
getExpressionType()
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Methods inherited from class RunInstruction |
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gatherArgs, getImplementationMethod, runAndGrab |
Methods inherited from class SimpleExpression |
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computeCardinality, computeDependencies, display, getItemType, iterate, iterateSubExpressions, optimize, process, promote, replaceSubExpression, setArguments, simplify, typeCheck |
Methods inherited from class Expression |
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adoptChildExpression, checkPermittedContents, computeSpecialProperties, computeStaticProperties, doPromotion, dynamicError, effectiveBooleanValue, evaluateAsString, getCardinality, getColumnNumber, getConstructType, getContainingProcedure, getDependencies, getExecutable, getHostLanguage, getInstructionInfo, getIntrinsicDependencies, getLineNumber, getLocationId, getLocationProvider, getParentExpression, getPublicId, getSlotsUsed, getSpecialProperties, getSystemId, hasBadParentPointer, markTailFunctionCalls, resetStaticProperties, setLocationId, setParentExpression, setParentExpression, suppressValidation, typeError |
Methods inherited from class Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PipeImageInstruction(Expression command, int timeout, List args)
Method Detail |
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public String getExpressionType()
getExpressionType
in class RunInstruction
public Item evaluateItem(XPathContext context) throws XPathException
evaluateItem
in interface EvaluableItem
evaluateItem
in class RunInstruction
XPathException
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