org.sadun.text.ffp
Class OrCondition

java.lang.Object
  org.sadun.text.ffp.OrCondition

All Implemented Interfaces:

FlatFileParser.Condition

public class OrCondition

extends java.lang.Object

implements FlatFileParser.Condition

A FlatFileParser.Condition that holds if and only if one the conditions it groups hold.

Author:

Cristiano Sadun

Constructor Summary

OrCondition(FlatFileParser.Condition[] conditions)
Create an OrCondition based on an array of conditions

OrCondition(FlatFileParser.Condition c1, FlatFileParser.Condition c2)
Create an OrCondition based on two conditions

Method Summary

boolean	holds(int logicalLineCount, int physicalLineCount, FlatFileParser.LineReader reader) The conditions are evaluated in the same order given at construction and if one holds, the method returns true.
java.lang.String	toString() Return a human-readable description of the condition.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

OrCondition

public OrCondition(FlatFileParser.Condition c1,
                   FlatFileParser.Condition c2)

Create an OrCondition based on two conditions

Parameters:

c1 - the first condition

c2 - the second condition

OrCondition

public OrCondition(FlatFileParser.Condition[] conditions)

Create an OrCondition based on an array of conditions

Parameters:

conditions - the array of conditions.

Method Detail

holds

public boolean holds(int logicalLineCount,
                     int physicalLineCount,
                     FlatFileParser.LineReader reader)
              throws java.io.IOException

The conditions are evaluated in the same order given at construction and if one holds, the method returns true.

Specified by:

holds in interface FlatFileParser.Condition

Parameters:

logicalLineCount - the logical lines read so far

physicalLineCount - the physical lines read so far

reader - an object allowing to read lines on the file

Returns:

false if none of the conditions given at construction hold

Throws:

java.io.IOException - if a I/O problem arises when reading lines

See Also:

FlatFileParser.Condition.holds(int, int, org.sadun.text.ffp.FlatFileParser.LineReader)

toString

public java.lang.String toString()

Description copied from interface: FlatFileParser.Condition

Return a human-readable description of the condition.

Specified by:

toString in interface FlatFileParser.Condition