Class Parser
- java.lang.Object
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- org.apache.synapse.commons.evaluators.Parser
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public class Parser extends Object
This class is used to parse a Given HTTP request against a set of rules.A Rule has a priority. If a HTTP request matches the Rule, parser returns the priority corresponding to that rule.
Here is the syntax of the configuration used to building the parser
<conditions [defualtPriority = "int"]> <condition priority = ""> <and/> | <or> | <not> | <match> | <equal> </condition> </conditions>
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
init(org.apache.axiom.om.OMElement conditions)
Build the parser from a given XMLint
parse(EvaluatorContext context)
Parse the HTTP request against the condition set and return the matching priority.
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Constructor Detail
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Parser
public Parser()
Create a parser with the defualt priority set to -1. If a HTTP message doesn't obey any of the conditions parser will return -1.
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Parser
public Parser(int defaultPriority)
Create a parser with a default priority. If none of the rules matches the given HTTP request, it returns the default priority.- Parameters:
defaultPriority
- default priority
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Method Detail
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parse
public int parse(EvaluatorContext context)
Parse the HTTP request against the condition set and return the matching priority.- Parameters:
context
- context used for holding the HTTP information- Returns:
- priority as an integer
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init
public void init(org.apache.axiom.om.OMElement conditions) throws EvaluatorException
Build the parser from a given XML- Parameters:
conditions
- set of conditions- Throws:
EvaluatorException
- if the configuration is invalid
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