Class Engine.VarCollector
- java.lang.Object
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- org.apache.commons.jexl3.internal.Engine.VarCollector
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- Enclosing class:
- Engine
protected static class Engine.VarCollector extends java.lang.Object
Utility class to collect variables.
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Field Summary
Fields Modifier and Type Field Description (package private) int
mode
Whether constant array-access is considered equivalent to dot-access; if so, > 1 means collect any constant (set,map,...) instead of just strings and numbers.private java.util.List<java.lang.String>
ref
The current variable being collected.private java.util.Set<java.util.List<java.lang.String>>
refs
The collected variables represented as a set of list of strings.private JexlNode
root
The node that started the collect.
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Constructor Summary
Constructors Modifier Constructor Description protected
VarCollector(int constaa)
Constructs a new instance.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
add(java.lang.String name)
Adds a 'segment' to the variable being collected.void
collect(JexlNode node)
Starts/stops a variable collect.java.util.Set<java.util.List<java.lang.String>>
collected()
boolean
isCollecting()
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Field Detail
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refs
private final java.util.Set<java.util.List<java.lang.String>> refs
The collected variables represented as a set of list of strings.
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ref
private java.util.List<java.lang.String> ref
The current variable being collected.
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root
private JexlNode root
The node that started the collect.
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mode
final int mode
Whether constant array-access is considered equivalent to dot-access; if so, > 1 means collect any constant (set,map,...) instead of just strings and numbers.
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Method Detail
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add
public void add(java.lang.String name)
Adds a 'segment' to the variable being collected.- Parameters:
name
- the name
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collect
public void collect(JexlNode node)
Starts/stops a variable collect.- Parameters:
node
- starts if not null, stop if null
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collected
public java.util.Set<java.util.List<java.lang.String>> collected()
- Returns:
- the collected variables
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isCollecting
public boolean isCollecting()
- Returns:
- true if currently collecting a variable, false otherwise
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