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## org.biojava.bio.program.tagvalue
Class RegexParser

    java.lang.Object
      org.biojava.bio.program.tagvalue.RegexParser

All Implemented Interfaces:
  TagValueParser

    public class RegexParser

extends Object
implements TagValueParser

A TagValueParser that splits a line based upon a regular expression. There are configuration parameters analgous to those in LineSplitParser for configuring parsing details.

Since:
  1.3
Author:
  Matthew Pocock, Keith James (enabled empty line EOR)

Field Summary

Fields inherited from interface org.biojava.bio.program.tagvalue.TagValueParser
`EMPTY_LINE_EOR`

Constructor Summary
`RegexParser()` Create a new RegexParser with all boolean values set to false.

Method Summary
`boolean` | `getContinueOnEmptyTag()` Report whether empty tags will be treated as continuations of the last non -empty tag.
`String` | `getEndOfRecord()` Get the explicit end-of-record string.
`boolean` | `getMergeSameTag()` Report whether empty tags will be treated as continuations of the last non -empty tag.
`Pattern` | `getPattern()` Get the Pattern currently used to split lines.
`int` | `getTagGroup()` Get the group number that matches the tag.
`boolean` | `getTrimTag()` See if trimming of tags is enabled.
`boolean` | `getTrimValue()` See if trimming of values is enabled.
`int` | `getValueGroup()` Get the group number that matches the value.
`TagValue` | `parse(Object o)`
`void` | `setContinueOnEmptyTag(boolean continueOnEmptyTag)` Decide whether to treat empty tags as continuations of the previous non -empty tag.
`void` | `setEndOfRecord(String endOfRecord)` Set the explicit end-of-record string.
`void` | `setMergeSameTag(boolean mergeSameTag)` Decide if multiple examples of a single tag should be merged into a single start/endTag pair with multiple values, or multiple start/endTag pairs each with a single value.
`void` | `setPattern(Pattern pattern)` Set the Pattern used to split lines.
`void` | `setTagGroup(int group)` Set the group number that will match the tag.
`void` | `setTrimTag(boolean trimTag)` Enable trimming of the tag using String.trim().
`void` | `setTrimValue(boolean trimValue)` Enable trimming of the value using String.trim().
`void` | `setValueGroup(int group)` Set the group number that will match the value.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### RegexParser

    public RegexParser()

  Create a new RegexParser with all boolean values set to false.

Method Detail

### setPattern

    public void setPattern(Pattern pattern)

  Set the Pattern used to split lines.

  Parameters:
    `pattern` - the Pattern used to split lines

### getPattern

    public Pattern getPattern()

  Get the Pattern currently used to split lines.

  Returns:
    the current Pattern

### setTagGroup

    public void setTagGroup(int group)

  Set the group number that will match the tag.

  Parameters:
    `group` - the tag group number

### getTagGroup

    public int getTagGroup()

  Get the group number that matches the tag.

  Returns:
    the tag group number

### setValueGroup

    public void setValueGroup(int group)

  Set the group number that will match the value.

  Parameters:
    `group` - the value group number

### getValueGroup

    public int getValueGroup()

  Get the group number that matches the value.

  Returns:
    the value group number

### setEndOfRecord

    public void setEndOfRecord(String endOfRecord)

  Set the explicit end-of-record string.

  Parameters:
    `endOfRecord` - the new endOfRecord String

### getEndOfRecord

    public String getEndOfRecord()

  Get the explicit end-of-record string.

  Returns:
    the current endOfRecord String

### setTrimTag

    public void setTrimTag(boolean trimTag)

  Enable trimming of the tag using String.trim().

  Parameters:
    `trimTag` - true if tags should be trimmed, false otherwise

### getTrimTag

    public boolean getTrimTag()

  See if trimming of tags is enabled.

  Returns:
    true if tag trimming is enabled, false otherwise

### setTrimValue

    public void setTrimValue(boolean trimValue)

  Enable trimming of the value using String.trim().

  Parameters:
    `trimValue` - true if values should be trimmed, false otherwise

### getTrimValue

    public boolean getTrimValue()

  See if trimming of values is enabled.

  Returns:
    true if value trimming is enabled, false otherwise

### setContinueOnEmptyTag

    public void setContinueOnEmptyTag(boolean continueOnEmptyTag)

  Decide whether to treat empty tags as continuations of the previous non -empty tag.

  Parameters:
    `continueOnEmptyTag` - true if empty tags should be replaced, false otherwise

### getContinueOnEmptyTag

    public boolean getContinueOnEmptyTag()

  Report whether empty tags will be treated as continuations of the last non -empty tag.

  Returns:
    true if empty tags will be replaced, false otherwise

### setMergeSameTag

    public void setMergeSameTag(boolean mergeSameTag)

  Decide if multiple examples of a single tag should be merged into a single start/endTag pair with multiple values, or multiple start/endTag pairs each with a single value.

  Parameters:
    `mergeSameTag` - true if tags will be merged, false otherwise

### getMergeSameTag

    public boolean getMergeSameTag()

  Report whether empty tags will be treated as continuations of the last non -empty tag.

  Returns:
    true if tags will be merged, false otherwise

### parse

    public TagValue parse(Object o)
                   throws ParserException

  Specified by:
    `parse` in interface `TagValueParser`
  Throws:
    `ParserException`

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