Package java_cup
Class parse_action_table
- java.lang.Object
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- java_cup.parse_action_table
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public class parse_action_table extends java.lang.Object
This class represents the complete "action" table of the parser. It has one row for each state in the parse machine, and a column for each terminal symbol. Each entry in the table represents a shift, reduce, or an error.- See Also:
parse_action
,parse_action_row
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Field Summary
Fields Modifier and Type Field Description protected int
_num_states
How many rows/states are in the machine/table.parse_action_row[]
under_state
Actual array of rows, one per state.
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Constructor Summary
Constructors Constructor Description parse_action_table()
Simple constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
check_reductions()
Check the table to ensure that all productions have been reduced.int
num_states()
How many rows/states are in the machine/table.java.lang.String
toString()
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Field Detail
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_num_states
protected int _num_states
How many rows/states are in the machine/table.
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under_state
public parse_action_row[] under_state
Actual array of rows, one per state.
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Method Detail
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num_states
public int num_states()
How many rows/states are in the machine/table.
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check_reductions
public void check_reductions() throws internal_error
Check the table to ensure that all productions have been reduced. Issue a warning message (to System.err) for each production that is never reduced.- Throws:
internal_error
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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