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java.lang.Object
oracle.javatools.parser.generic.BraceHelper
The BraceHelper
class is a helper class that can be used by brace matching implementations for language definitions based on the Language
API.
Field Summary | |
static int |
INVALID_BRACE The index returned for an invalid brace. |
Constructor Summary | |
BraceHelper(Language language) Construct a new BraceHelper instance. |
Method Summary | |
int |
getBraceIndex(ReadTextBuffer buffer, int startOffset, int endOffset) Fetches the index of the brace at the specified location in the buffer. |
int |
getBraceLength(int index) Fetches the length of the brace. |
int |
getBracePairsCount() Fetches the number of matching brace pairs in this language. |
int |
getMatchingBraceIndex(int index) Fetches the index of the matching brace for the specified index. |
boolean |
isCloseIndex(int index) Fetch whether the given index is a valid index for a close brace. |
boolean |
isOpenIndex(int index) Fetch whether the given index is a valid index for an open brace. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
public static final int INVALID_BRACE
Constructor Detail |
public BraceHelper(Language language)
BraceHelper
instance.language
- the language definitionMethod Detail |
public boolean isOpenIndex(int index)
index
- the index to validatepublic boolean isCloseIndex(int index)
index
- the index to validatepublic int getBraceLength(int index)
index
- the brace indexpublic int getBracePairsCount()
public int getBraceIndex(ReadTextBuffer buffer, int startOffset, int endOffset)
buffer
- the buffer where the brace is locatedstartOffset
- the start of the brace (inclusive)endOffset
- the end of the brace (exclusive)public int getMatchingBraceIndex(int index)
index
- the index of the brace to get the matching brace index for
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