Examples with Scanner java.util.Scanner used on opensource projects

Example 21 with Scanner

use of java.util.Scanner in project sonarqube by SonarSource.

the class ScannerReportViewerApp method updateSource.

private void updateSource(Component component) {
    File sourceFile = reader.getFileStructure().fileFor(Domain.SOURCE, component.getRef());
    sourceEditor.setText("");
    if (sourceFile.exists()) {
        try (Scanner s = new Scanner(sourceFile, StandardCharsets.UTF_8.name()).useDelimiter("\\Z")) {
            if (s.hasNext()) {
                sourceEditor.setText(s.next());
            }
        } catch (IOException ex) {
            StringWriter errors = new StringWriter();
            ex.printStackTrace(new PrintWriter(errors));
            sourceEditor.setText(errors.toString());
        }
    }
}

Example 22 with Scanner

use of java.util.Scanner in project visualee by Thomas-S-B.

the class Examiner method getClassBody.

protected static String getClassBody(String sourceCode) {
    StringBuilder classBody = new StringBuilder();
    boolean isInBodyNow = false;
    try (Scanner scanner = new Scanner(sourceCode)) {
        scanner.useDelimiter("[\n]+");
        while (scanner.hasNext()) {
            String token = scanner.next();
            if (!isInBodyNow) {
                if (token.contains("class ")) {
                    isInBodyNow = true;
                }
            } else {
                classBody.append(token).append("\n");
            }
        }
    }
    return classBody.toString();
}

Example 23 with Scanner

use of java.util.Scanner in project visualee by Thomas-S-B.

the class ExaminerTest method testScanAfterClosedParenthesisInsufficientTokens.

@Test(expected = IllegalArgumentException.class)
public void testScanAfterClosedParenthesisInsufficientTokens() {
    JavaSource javaSource;
    String sourceCode;
    Scanner scanner;
    String currentToken;
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "@NotNull(groups";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    // now @NotNull((groups
    currentToken = scanner.next();
    ExaminerImpl.scanAfterClosedParenthesis(currentToken, scanner);
}

Example 24 with Scanner

use of java.util.Scanner in project visualee by Thomas-S-B.

the class ExaminerTest method testJumpOverTokenInsufficientTokens.

@Test(expected = IllegalArgumentException.class)
public void testJumpOverTokenInsufficientTokens() {
    JavaSource javaSource;
    String sourceCode;
    Scanner scanner;
    String currentToken;
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "public";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    // now public
    currentToken = scanner.next();
    ExaminerImpl.jumpOverJavaToken(currentToken, scanner);
}

Example 25 with Scanner

use of java.util.Scanner in project visualee by Thomas-S-B.

the class ExaminerTest method testScanAfterQuote.

@Test
public void testScanAfterQuote() {
    JavaSource javaSource;
    String sourceCode;
    String actual;
    String expected;
    Scanner scanner;
    String currentToken;
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "out.println(\"<h1>UserTransaction obtained using @Inject</h1>\");\n" + "mytoken";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    // now out.println(\"<h1>UserTransaction
    currentToken = scanner.next();
    ExaminerImpl.scanAfterQuote(currentToken, scanner);
    expected = "mytoken";
    actual = scanner.next();
    assertEquals(expected, actual);
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "out.println(\"<title>UserTransaction obtained using @Inject</title>\");\n" + "out.println(\"<h1>UserTransaction obtained using @Inject</h1>);\n" + "mytoken";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    // now out.println(\"<h1>UserTransaction\"
    currentToken = scanner.next();
    ExaminerImpl.scanAfterQuote(currentToken, scanner);
    expected = "out.println(\"<h1>UserTransaction";
    actual = scanner.next();
    assertEquals(expected, actual);
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "@NotNull((groups = PersistenceConstraint.class) saddas)\n" + "private Album2 album;\n";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    // now @NotNull((groups
    currentToken = scanner.next();
    ExaminerImpl.scanAfterQuote(currentToken, scanner);
    expected = "=";
    actual = scanner.next();
    assertEquals(expected, actual);
    javaSource = JavaSourceFactory.getInstance().newJavaSource("TestClass");
    sourceCode = "LOG.log(Level.FINE, \"Added {0} to watch channel {1}\", new Object[]{browserWindow.hashCode(), browserWindow.getChannel()});";
    javaSource.setSourceCode(sourceCode);
    scanner = Examiner.getSourceCodeScanner(javaSource.getSourceCode());
    //LOG.log(Level.FINE,
    scanner.next();
    //"Added...
    currentToken = scanner.next();
    ExaminerImpl.scanAfterQuote(currentToken, scanner);
    expected = "new";
    actual = scanner.next();
    assertEquals(expected, actual);
}