Example usage for org.eclipse.jdt.core.dom Message getStartPosition

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.dom Message getStartPosition.

Prototype

public int getStartPosition() 

Source Link

Document

Returns the character index into the original source file.

Usage

From source file:com.google.googlejavaformat.java.Formatter.java

License:Apache License

/**
 * Construct a {@code Formatter} given Java compilation unit. Parses the code; builds a
 * {@link JavaInput} and the corresponding {@link JavaOutput}.
 * @param javaInput the input, a Java compilation unit
 * @param javaOutput the {@link JavaOutput}
 * @param maxWidth the maximum formatted width
 * @param errors mutable list to receive errors
 * @param indentationMultiplier the multiplier for the unit of indent; the default is 1
 */// w  w w .j a  v a 2  s .com
static void format(JavaInput javaInput, JavaOutput javaOutput, int maxWidth, List<FormatterDiagnostic> errors,
        int indentationMultiplier) {
    ASTParser parser = ASTParser.newParser(AST.JLS8);
    parser.setSource(javaInput.getText().toCharArray());
    @SuppressWarnings("unchecked") // safe by specification
    Map<String, String> options = JavaCore.getOptions();
    JavaCore.setComplianceOptions(JavaCore.VERSION_1_8, options);
    parser.setCompilerOptions(options);
    CompilationUnit unit = (CompilationUnit) parser.createAST(null);
    javaInput.setCompilationUnit(unit);
    if (unit.getMessages().length > 0) {
        for (Message message : unit.getMessages()) {
            errors.add(javaInput.createDiagnostic(message.getStartPosition(), message.getMessage()));
        }
        return;
    }
    OpsBuilder builder = new OpsBuilder(javaInput, javaOutput, errors);
    // Output compilation unit.
    new JavaInputAstVisitor(builder, indentationMultiplier).visit(unit);
    builder.sync(javaInput.getText().length());
    builder.drain();
    Doc doc = new DocBuilder().withOps(builder.build()).build();
    doc.computeBreaks(javaOutput.getCommentsHelper(), maxWidth, new Doc.State(+0, 0, 0));
    doc.write(javaOutput);
    javaOutput.flush();
}

---

From source file:org.modeshape.sequencer.javafile.JdtRecorder.java

License:Apache License

protected void recordCompilerMessages(final CompilationUnit unit, final Node parentNode) throws Exception {
    final Message[] messages = unit.getMessages();

    if ((messages != null) && (messages.length != 0)) {
        final Node containerNode = parentNode.addNode(ClassFileSequencerLexicon.MESSAGES,
                ClassFileSequencerLexicon.MESSAGES);

        for (final Message message : messages) {
            final Node messageNode = containerNode.addNode(ClassFileSequencerLexicon.MESSAGE,
                    ClassFileSequencerLexicon.MESSAGE);
            messageNode.setProperty(ClassFileSequencerLexicon.MESSAGE, message.getMessage());
            messageNode.setProperty(ClassFileSequencerLexicon.START_POSITION, message.getStartPosition());
            messageNode.setProperty(ClassFileSequencerLexicon.LENGTH, message.getLength());
        }/*from  w  w w.j a  v  a 2  s.c  o  m*/
    }
}

---