Example usage for org.eclipse.jdt.core.compiler IScanner getLineNumber

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.compiler IScanner getLineNumber.

Prototype

int getLineNumber(int charPosition);

Source Link

Document

Answers a 1-based line number using the lines which have been encountered so far.

Usage

From source file:de.tobject.findbugs.reporter.MarkerUtil.java

License:Open Source License

private static void completeFieldInfo(String qualifiedClassName, @Nonnull IType type, @Nonnull BugInstance bug,
        @Nonnull FieldAnnotation field) {

    IField ifield = type.getField(field.getFieldName());
    ISourceRange sourceRange = null;/*w ww.j  av a2s  .c  o m*/
    JavaModelException ex = null;
    try {
        sourceRange = ifield.getNameRange();
    } catch (JavaModelException e) {
        ex = e;
    }
    IScanner scanner = null;
    try {
        // second try...
        if (sourceRange == null) {
            sourceRange = ifield.getSourceRange();
        }
        scanner = initScanner(type, sourceRange);
    } catch (JavaModelException e) {
        String message = "Can not complete field annotation " + field + " for the field: " + ifield
                + " in class: " + qualifiedClassName + ", type " + type + ", bug " + bug;
        if (ex != null) {
            // report only first one
            e = ex;
        }
        FindbugsPlugin.getDefault().logMessage(IStatus.WARNING, message, e);
    }
    if (scanner == null || sourceRange == null) {
        return;
    }
    int lineNbr = scanner.getLineNumber(sourceRange.getOffset());
    if (lineNbr > 0) {
        String sourceFileStr = getSourceFileHint(type, qualifiedClassName);
        field.setSourceLines(
                new SourceLineAnnotation(qualifiedClassName, sourceFileStr, lineNbr, lineNbr, 0, 0));
        if (Reporter.DEBUG) {
            System.out.println("2. Fixed start line to: " + lineNbr + " on " + qualifiedClassName);
        }
    }
}

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From source file:de.tobject.findbugs.reporter.MarkerUtil.java

License:Open Source License

/**
 * @return start line of given type, or {@link #DONT_KNOW_LINE} if line could not be found
 *//*from   w w w.j a v a2  s.c  om*/
private static int getLineStart(IType source) throws JavaModelException {
    ISourceRange range = source.getNameRange();
    if (range == null) {
        range = source.getSourceRange();
    }
    IScanner scanner = initScanner(source, range);
    if (scanner != null && range != null) {
        return scanner.getLineNumber(range.getOffset());
    }
    return DONT_KNOW_LINE;
}

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