org.eclipse.datatools.sqltools.sqleditor.internal.matching
Class GenericSQLPairMatcher

java.lang.Object
  extended by org.eclipse.datatools.sqltools.sqleditor.internal.matching.AbstractPairMatcher
      extended by org.eclipse.datatools.sqltools.sqleditor.internal.matching.GenericSQLPairMatcher
All Implemented Interfaces:
org.eclipse.jface.text.source.ICharacterPairMatcher

public class GenericSQLPairMatcher
extends AbstractPairMatcher

The class intends for generic SQL token matching.

Author:
juewu

Field Summary
 
Fields inherited from interface org.eclipse.jface.text.source.ICharacterPairMatcher
LEFT, RIGHT
 
Constructor Summary
GenericSQLPairMatcher(IMatchingPairs matchingPairs)
           
 
Method Summary
 int getMatchingTokenLength()
          Getting the token of the token which matches with the selected token.
 int getMatchingTokenStartOffset(java.lang.String token, int start, boolean forward, java.lang.String text)
          Getting the start offset of the matching token.
 java.lang.String getOriginalToken(java.lang.String text, int offset)
          Getting the token according to selected position.
 int getOriginalTokenEndOffset(java.lang.String text, int offset)
          Getting the end offset of selected token.
 int getOriginalTokenLength()
          Getting the length of the token which is get from getOriginalToken method.
 void setSQLEditor(SQLEditor editor)
           
 
Methods inherited from class org.eclipse.datatools.sqltools.sqleditor.internal.matching.AbstractPairMatcher
clear, dispose, getAnchor, getSQLEditor, match
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GenericSQLPairMatcher

public GenericSQLPairMatcher(IMatchingPairs matchingPairs)
Method Detail

getMatchingTokenLength

public int getMatchingTokenLength()
Description copied from class: AbstractPairMatcher
Getting the token of the token which matches with the selected token.

Specified by:
getMatchingTokenLength in class AbstractPairMatcher
Returns:
a int represents the matching token length.

getMatchingTokenStartOffset

public int getMatchingTokenStartOffset(java.lang.String token,
                                       int start,
                                       boolean forward,
                                       java.lang.String text)
Description copied from class: AbstractPairMatcher
Getting the start offset of the matching token.

Specified by:
getMatchingTokenStartOffset in class AbstractPairMatcher
Parameters:
token - is a String represents the selected token.
start - is the selected token end offset.
forward - represents searching forward or back ward.
text - is the document text.
Returns:
If the matching token exists, return its start offset. Otherwise, return -1;

getOriginalToken

public java.lang.String getOriginalToken(java.lang.String text,
                                         int offset)
Description copied from class: AbstractPairMatcher
Getting the token according to selected position.

Specified by:
getOriginalToken in class AbstractPairMatcher
Parameters:
text - is the document text.
offset - is the selected position.
Returns:
If supported token exists, return this token. Otherwise return null.

getOriginalTokenEndOffset

public int getOriginalTokenEndOffset(java.lang.String text,
                                     int offset)
Description copied from class: AbstractPairMatcher
Getting the end offset of selected token.

Specified by:
getOriginalTokenEndOffset in class AbstractPairMatcher
Parameters:
text - is the document text.
offset - is the selected position.
Returns:
a int which is end offset of selected token.

getOriginalTokenLength

public int getOriginalTokenLength()
Description copied from class: AbstractPairMatcher
Getting the length of the token which is get from getOriginalToken method.

Specified by:
getOriginalTokenLength in class AbstractPairMatcher
Returns:
the token length.

setSQLEditor

public void setSQLEditor(SQLEditor editor)
Overrides:
setSQLEditor in class AbstractPairMatcher