public void writeLineNumbers(File filename) throws IOException {
DataOutputStream dataOut = null;
try {
dataOut = new DataOutputStream(new BufferedOutputStream(new FileOutputStream(filename)));
int lineNumbersCount = out.getCurrentLineNumber() - 1;
int[] lineNumbers = out.getLineNumbers();
dataOut.writeInt(lineNumbersCount);
for (int i = 0; i < lineNumbersCount; i++) {
dataOut.writeInt(lineNumbers[i]);
}
} finally {
SpringIOUtils.closeQuietly(dataOut);
}
}
/**
* Adds the line numbers array to the end of the generated Groovy ModuleNode in a way suitable for
* the LineNumberTransform AST transform to operate on it
*/
private void addLineNumbers() {
out.println();
out.println("@LineNumber(");
out.print("\tlines = [");
// get the line numbers here. this will mean that the last 2 lines will not be captured in the
// line number information, but that's OK since a user cannot set a breakpoint there anyway.
int[] lineNumbers = filterTrailing0s(out.getLineNumbers());
for (int i = 0; i < lineNumbers.length; i++) {
out.print(lineNumbers[i]);
if (i < lineNumbers.length - 1) {
out.print(", ");
}
}
out.println("],");
out.println("\tsourceName = \"" + sourceName + "\"");
out.println(")");
out.println("class ___LineNumberPlaceholder { }");
}
public int[] getLineNumberMatrix() {
return out.getLineNumbers();
}