import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Helper method to log an io exception.
 * @param exception the exception that occurred
 * @param file the file that could not be processed
 */
private void logIoException(IOException exception, File file) {
    String[] args = null;
    String key = "general.fileNotFound";
    if (!(exception instanceof FileNotFoundException)) {
        args = new String[] {exception.getMessage()};
        key = "general.exception";
    }
    final LocalizedMessage message =
        new LocalizedMessage(
            0,
            Definitions.CHECKSTYLE_BUNDLE,
            key,
            args,
            getId(),
            getClass(), null);
    final SortedSet<LocalizedMessage> messages = new TreeSet<LocalizedMessage>();
    messages.add(message);
    getMessageDispatcher().fireErrors(file.getPath(), messages);
    log.debug("IOException occurred.", exception);
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Common implementation for logLoadError() method.
 * @param lineNo line number of the problem.
 * @param columnNo column number of the problem.
 * @param msgKey message key to use.
 * @param values values to fill the message out.
 */
protected final void logLoadErrorImpl(int lineNo, int columnNo,
                                      String msgKey, Object... values) {
    if (!logLoadErrors) {
        final LocalizedMessage msg = new LocalizedMessage(lineNo,
                                                columnNo,
                                                getMessageBundle(),
                                                msgKey,
                                                values,
                                                getSeverityLevel(),
                                                getId(),
                                                getClass(),
                                                null);
        throw new IllegalStateException(msg.getMessage());
    }

    if (!suppressLoadErrors) {
        log(lineNo, columnNo, msgKey, values);
    }
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Loads properties from a File.
 * @param file
 *        the properties file
 * @return the properties in file
 * @throws CheckstyleException
 *         when could not load properties file
 */
private static Properties loadProperties(File file)
        throws CheckstyleException {
    final Properties properties = new Properties();

    FileInputStream fis = null;
    try {
        fis = new FileInputStream(file);
        properties.load(fis);
    }
    catch (final IOException ex) {
        final LocalizedMessage loadPropertiesExceptionMessage = new LocalizedMessage(0,
                Definitions.CHECKSTYLE_BUNDLE, LOAD_PROPERTIES_EXCEPTION,
                new String[] {file.getAbsolutePath()}, null, Main.class, null);
        throw new CheckstyleException(loadPropertiesExceptionMessage.getMessage(), ex);
    }
    finally {
        Closeables.closeQuietly(fis);
    }

    return properties;
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Create Object from optional full module names.
 * In most case, there should be only one element in {@code fullModuleName}, otherwise
 * an exception would be thrown.
 * @param name name of module
 * @param fullModuleNames the supplied full module names set
 * @return instance of module if there is only one element in {@code fullModuleName}
 * @throws CheckstyleException if the class fails to instantiate or there are more than one
 *      element in {@code fullModuleName}
 */
private Object createObjectFromFullModuleNames(String name, Set<String> fullModuleNames)
        throws CheckstyleException {
    final Object returnValue;
    if (fullModuleNames.size() == 1) {
        returnValue = createObject(fullModuleNames.iterator().next());
    }
    else {
        String optionalNames = "";
        for (String fullModuleName : new TreeSet<String>(fullModuleNames)) {
            if (optionalNames.length() != 0) {
                optionalNames += STRING_SEPARATOR;
            }

            optionalNames += fullModuleName;
        }
        final LocalizedMessage exceptionMessage = new LocalizedMessage(0,
                Definitions.CHECKSTYLE_BUNDLE, AMBIGUOUS_MODULE_NAME_EXCEPTION_MESSAGE,
                new String[] {name, optionalNames}, null, getClass(), null);
        throw new CheckstyleException(exceptionMessage.getMessage());
    }
    return returnValue;
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Notify all listeners about the errors in a file.
 *
 * @param fileName the audited file
 * @param errors the audit errors from the file
 */
@Override
public void fireErrors(String fileName, SortedSet<LocalizedMessage> errors) {
    final String stripped = CommonUtils.relativizeAndNormalizePath(basedir, fileName);
    boolean hasNonFilteredViolations = false;
    for (final LocalizedMessage element : errors) {
        final AuditEvent event = new AuditEvent(this, stripped, element);
        if (filters.accept(event)) {
            hasNonFilteredViolations = true;
            for (final AuditListener listener : listeners) {
                listener.addError(event);
            }
        }
    }
    if (hasNonFilteredViolations && cache != null) {
        cache.remove(fileName);
    }
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Returns filtered set of {@link LocalizedMessage}.
 * @param fileName path to the file
 * @param fileContents the contents of the file
 * @param rootAST root AST element {@link DetailAST} of the file
 * @return filtered set of messages
 */
private SortedSet<LocalizedMessage> getFilteredMessages(
        String fileName, FileContents fileContents, DetailAST rootAST) {
    final SortedSet<LocalizedMessage> result = new TreeSet<LocalizedMessage>(messages);
    for (LocalizedMessage element : messages) {
        final TreeWalkerAuditEvent event =
                new TreeWalkerAuditEvent(fileContents, fileName, element, rootAST);
        for (TreeWalkerFilter filter : filters) {
            if (!filter.accept(event)) {
                result.remove(element);
                break;
            }
        }
    }
    return result;
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testDefaultHooks() {
    final NPathComplexityCheck npathComplexityCheckObj = new NPathComplexityCheck();
    final DetailAST ast = new DetailAST();
    ast.initialize(new CommonHiddenStreamToken(TokenTypes.INTERFACE_DEF, "interface"));

    npathComplexityCheckObj.visitToken(ast);
    final SortedSet<LocalizedMessage> messages1 = npathComplexityCheckObj.getMessages();

    Assert.assertEquals("No exception messages expected", 0, messages1.size());

    npathComplexityCheckObj.leaveToken(ast);
    final SortedSet<LocalizedMessage> messages2 = npathComplexityCheckObj.getMessages();

    Assert.assertEquals("No exception messages expected", 0, messages2.size());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testParents() {
    final DetailAST parent = new DetailAST();
    parent.setType(TokenTypes.STATIC_INIT);
    final DetailAST method = new DetailAST();
    method.setType(TokenTypes.METHOD_DEF);
    parent.setFirstChild(method);
    final DetailAST ctor = new DetailAST();
    ctor.setType(TokenTypes.CTOR_DEF);
    method.setNextSibling(ctor);

    final DeclarationOrderCheck check = new DeclarationOrderCheck();

    check.visitToken(method);
    final SortedSet<LocalizedMessage> messages1 = check.getMessages();

    assertEquals("No exception messages expected", 0, messages1.size());

    check.visitToken(ctor);
    final SortedSet<LocalizedMessage> messages2 = check.getMessages();

    assertEquals("No exception messages expected", 0, messages2.size());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testWrongFile() throws Exception {
    final DefaultConfiguration checkConfig = createModuleConfig(NewlineAtEndOfFileCheck.class);
    final NewlineAtEndOfFileCheck check = new NewlineAtEndOfFileCheck();
    check.configure(checkConfig);
    final List<String> lines = new ArrayList<String>(1);
    lines.add("txt");
    final File impossibleFile = new File("");
    final FileText fileText = new FileText(impossibleFile, lines);
    final Set<LocalizedMessage> messages = check.process(impossibleFile, fileText);
    assertEquals("Amount of messages is unexpected",
            1, messages.size());
    final Iterator<LocalizedMessage> iterator = messages.iterator();
    assertEquals("Violation message differs from expected",
            getCheckMessage(MSG_KEY_UNABLE_OPEN, ""), iterator.next().getMessage());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testIsSuppressedWithAllArgument() throws Exception {
    createHolder("all", 100, 100, 350, 350);

    final Checker source = new Checker();
    final LocalizedMessage firstMessageForTest =
        new LocalizedMessage(100, 10, null, null, null, "id", MemberNameCheck.class, "msg");
    final AuditEvent firstEventForTest =
        new AuditEvent(source, "fileName", firstMessageForTest);
    assertFalse("Event is suppressed",
            SuppressWarningsHolder.isSuppressed(firstEventForTest));

    final LocalizedMessage secondMessageForTest =
        new LocalizedMessage(100, 150, null, null, null, "id", MemberNameCheck.class, "msg");
    final AuditEvent secondEventForTest =
        new AuditEvent(source, "fileName", secondMessageForTest);
    assertTrue("Event is not suppressed",
            SuppressWarningsHolder.isSuppressed(secondEventForTest));

    final LocalizedMessage thirdMessageForTest =
        new LocalizedMessage(200, 1, null, null, null, "id", MemberNameCheck.class, "msg");
    final AuditEvent thirdEventForTest =
        new AuditEvent(source, "fileName", thirdMessageForTest);
    assertTrue("Event is not suppressed",
            SuppressWarningsHolder.isSuppressed(thirdEventForTest));
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
/**
 * Tests IO exception, that can occur during reading of properties file.
 */
@Test
public void testIoException() throws Exception {
    final DefaultConfiguration checkConfig = createModuleConfig(UniquePropertiesCheck.class);
    final UniquePropertiesCheck check = new UniquePropertiesCheck();
    check.configure(checkConfig);
    final String fileName =
            getPath("InputUniquePropertiesCheckNotExisting.properties");
    final File file = new File(fileName);
    final FileText fileText = new FileText(file, Collections.<String>emptyList());
    final SortedSet<LocalizedMessage> messages =
            check.process(file, fileText);
    assertEquals("Wrong messages count: " + messages.size(),
            1, messages.size());
    final LocalizedMessage message = messages.iterator().next();
    final String retrievedMessage = messages.iterator().next().getKey();
    assertEquals("Message key '" + retrievedMessage
                    + "' is not valid", "unable.open.cause",
            retrievedMessage);
    assertEquals("Message '" + message.getMessage()
                    + "' is not valid", message.getMessage(),
            getCheckMessage(MSG_IO_EXCEPTION_KEY, fileName, getFileNotFoundDetail(file)));
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testBadFile() throws Exception {
    final DefaultConfiguration checkConfig =
            createModuleConfig(FileTabCharacterCheck.class);
    checkConfig.addAttribute("eachLine", "false");
    final String path = getPath("Claira");
    final String exceptionMessage = " (No such file or directory)";
    final LocalizedMessage localizedMessage = new LocalizedMessage(0,
            Definitions.CHECKSTYLE_BUNDLE, "general.exception",
            new String[] {path + exceptionMessage}, null, getClass(), null);

    final String[] expected = {
        "0: " + localizedMessage.getMessage(),
    };
    final File[] files = {
        new File(path),
    };
    verify(createChecker(checkConfig), files, path, expected);
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
private void testCreateModuleWithNonExistName(String name) {
    try {
        factory.createModule(name);
        fail("Exception is expected");
    }
    catch (CheckstyleException ex) {
        final String attemptedNames = BASE_PACKAGE + PACKAGE_SEPARATOR + name + STRING_SEPARATOR
                + name + CHECK_SUFFIX + STRING_SEPARATOR
                + BASE_PACKAGE + PACKAGE_SEPARATOR + name + CHECK_SUFFIX;
        final LocalizedMessage exceptionMessage = new LocalizedMessage(0,
                Definitions.CHECKSTYLE_BUNDLE, UNABLE_TO_INSTANTIATE_EXCEPTION_MESSAGE,
                new String[] {name, attemptedNames}, null, factory.getClass(), null);
        assertEquals("Invalid exception message",
                exceptionMessage.getMessage(), ex.getMessage());
    }
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testCreateObjectFromFullModuleNamesWithAmbiguousException() {
    final String barPackage = BASE_PACKAGE + ".internal.testmodules.packageobjectfactory.bar";
    final String fooPackage = BASE_PACKAGE + ".internal.testmodules.packageobjectfactory.foo";
    final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    final PackageObjectFactory objectFactory = new PackageObjectFactory(
            new LinkedHashSet<String>(Arrays.asList(barPackage, fooPackage)), classLoader);
    final String name = "FooCheck";
    try {
        objectFactory.createModule(name);
        fail("Exception is expected");
    }
    catch (CheckstyleException ex) {
        final String optionalNames = barPackage + PACKAGE_SEPARATOR + name
                + STRING_SEPARATOR + fooPackage + PACKAGE_SEPARATOR + name;
        final LocalizedMessage exceptionMessage = new LocalizedMessage(0,
                Definitions.CHECKSTYLE_BUNDLE, AMBIGUOUS_MODULE_NAME_EXCEPTION_MESSAGE,
                new String[] {name, optionalNames}, null, getClass(), null);
        assertEquals("Invalid exception message",
                exceptionMessage.getMessage(), ex.getMessage());
    }
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testCreateObjectFromFullModuleNamesWithCantInstantiateException() {
    final String package1 = BASE_PACKAGE + ".wrong1";
    final String package2 = BASE_PACKAGE + ".wrong2";
    final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
    final PackageObjectFactory objectFactory = new PackageObjectFactory(
            new LinkedHashSet<String>(Arrays.asList(package1, package2)), classLoader);
    final String name = "FooCheck";
    final String checkName = name + CHECK_SUFFIX;
    try {
        objectFactory.createModule(name);
        fail("Exception is expected");
    }
    catch (CheckstyleException ex) {
        final String attemptedNames = package1 + PACKAGE_SEPARATOR + name + STRING_SEPARATOR
                + package2 + PACKAGE_SEPARATOR + name + STRING_SEPARATOR
                + checkName + STRING_SEPARATOR
                + package1 + PACKAGE_SEPARATOR + checkName + STRING_SEPARATOR
                + package2 + PACKAGE_SEPARATOR + checkName;
        final LocalizedMessage exceptionMessage = new LocalizedMessage(0,
                Definitions.CHECKSTYLE_BUNDLE, UNABLE_TO_INSTANTIATE_EXCEPTION_MESSAGE,
                new String[] {name, attemptedNames}, null, getClass(), null);
        assertEquals("Invalid exception message",
                exceptionMessage.getMessage(), ex.getMessage());
    }
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testAddErrorOnZeroColumns() throws Exception {
    final XMLLogger logger = new XMLLogger(outStream, true);
    logger.auditStarted(null);
    final LocalizedMessage message =
            new LocalizedMessage(1, 0,
                    "messages.properties", "key", null, SeverityLevel.ERROR, null,
                    getClass(), null);
    final AuditEvent ev = new AuditEvent(this, "Test.java", message);
    logger.fileStarted(ev);
    logger.addError(ev);
    logger.fileFinished(ev);
    logger.auditFinished(null);
    verifyXml(getPath("ExpectedXMLLoggerErrorZeroColumn.xml"), outStream,
            message.getMessage());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testAddExceptionAfterFileStarted()
        throws Exception {
    final XMLLogger logger = new XMLLogger(outStream, true);
    logger.auditStarted(null);

    final AuditEvent fileStartedEvent = new AuditEvent(this, "Test.java");
    logger.fileStarted(fileStartedEvent);

    final LocalizedMessage message =
            new LocalizedMessage(1, 1,
                    "messages.properties", null, null, null, getClass(), null);
    final AuditEvent ev = new AuditEvent(this, "Test.java", message);
    logger.addException(ev, new TestException("msg", new RuntimeException("msg")));

    logger.fileFinished(ev);
    logger.auditFinished(null);
    verifyXml(getPath("ExpectedXMLLoggerException2.xml"), outStream);
    assertEquals("Invalid close count", 1, outStream.getCloseCount());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testAddExceptionBeforeFileFinished()
        throws Exception {
    final XMLLogger logger = new XMLLogger(outStream, true);
    logger.auditStarted(null);
    final LocalizedMessage message =
            new LocalizedMessage(1, 1,
                    "messages.properties", null, null, null, getClass(), null);
    final AuditEvent ev = new AuditEvent(this, "Test.java", message);
    logger.addException(ev, new TestException("msg", new RuntimeException("msg")));
    final AuditEvent fileFinishedEvent = new AuditEvent(this, "Test.java");
    logger.fileFinished(fileFinishedEvent);
    logger.auditFinished(null);
    verifyXml(getPath("ExpectedXMLLoggerException3.xml"), outStream);
    assertEquals("Invalid close count", 1, outStream.getCloseCount());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testAddExceptionBetweenFileStartedAndFinished()
        throws Exception {
    final XMLLogger logger = new XMLLogger(outStream, true);
    logger.auditStarted(null);
    final LocalizedMessage message =
            new LocalizedMessage(1, 1,
                    "messages.properties", null, null, null, getClass(), null);
    final AuditEvent fileStartedEvent = new AuditEvent(this, "Test.java");
    logger.fileStarted(fileStartedEvent);
    final AuditEvent ev = new AuditEvent(this, "Test.java", message);
    logger.addException(ev, new TestException("msg", new RuntimeException("msg")));
    final AuditEvent fileFinishedEvent = new AuditEvent(this, "Test.java");
    logger.fileFinished(fileFinishedEvent);
    logger.auditFinished(null);
    verifyXml(getPath("ExpectedXMLLoggerException2.xml"), outStream);
    assertEquals("Invalid close count", 1, outStream.getCloseCount());
}
 

import com.puppycrawl.tools.checkstyle.api.LocalizedMessage; //导入依赖的package包/类
@Test
public void testAuditFinishedWithoutFileFinished() throws Exception {
    final XMLLogger logger = new XMLLogger(outStream, true);
    logger.auditStarted(null);
    final AuditEvent fileStartedEvent = new AuditEvent(this, "Test.java");
    logger.fileStarted(fileStartedEvent);

    final LocalizedMessage message =
            new LocalizedMessage(1, 1,
                    "messages.properties", "key", null, SeverityLevel.ERROR, null,
                    getClass(), null);
    final AuditEvent errorEvent = new AuditEvent(this, "Test.java", message);
    logger.addError(errorEvent);

    logger.fileFinished(errorEvent);
    logger.auditFinished(null);
    verifyXml(getPath("ExpectedXMLLoggerError.xml"), outStream, message.getMessage());
}