/**
* Computes the positions of this sequence and of the ignored elements. It returns the nearest
* one. The positions are the old positions of the elements. The returning value is an index in
* the table 'positions'.
*
* @param positions are the old positions of each element
* @param buffer is the buffer
* @param pos is the current offset in the buffer
* @param posEnd is the ending index
* @param spec is a specific sequence to ignore
* @param inhibs are some blocks to ignore
* @return an index in the table 'positions' or -1 if there isn't any candidate
*/
private int getOrCreateIndexOfNextPosition(
Region[] positions,
final StringBuffer buffer,
int pos,
int posEnd,
Sequence spec,
SequenceBlock[] inhibs) {
if (positions[0].b() != -1 && spec != null && pos > positions[0].b()) {
positions[0] = spec.search(buffer, pos, posEnd); // spec
}
if (positions[1].b() != -1 && pos > positions[1].b()) {
positions[1] = search(buffer, pos, posEnd); // tag
}
for (int i = 2; i < positions.length; i++) { // inhibs
if (positions[i].b() != -1 && pos > positions[i].b()) {
positions[i] = inhibs[i - 2].searchBeginHeader(buffer, pos, posEnd);
}
}
// Get next position
int positionMin = posEnd;
int iPositionMin = -1;
for (int i = 0; i < positions.length; i++) {
if ((positions[i].b() > -1) && (positions[i].b() < positionMin)) {
iPositionMin = i;
positionMin = positions[i].b();
}
}
return iPositionMin;
}
/**
* Indicates if the given file contains a main annotation (@main).
*
* @param file is the template file
* @return true if the given file contains a main annotation (@main)
*/
private boolean hasMainTag(IFile file) {
Sequence pattern = new Sequence(IAcceleoConstants.TAG_MAIN);
StringBuffer contents = FileContent.getFileContent(file.getLocation().toFile());
if (pattern.search(contents).b() > -1) {
return true;
}
return false;
}