Package org.apache.logging.log4j

Examples of org.apache.logging.log4j.Logger.warn()


        long start = System.nanoTime();

        for(int i = 0; i < 1000; i++) {
            if (i % 25 == 0) {
                logger.warn("This is an exception message.", exception);
            } else {
                logger.info("This is an info message.");
            }
        }
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            final Logger logger1 = LogManager.getLogger(this.getClass().getName() + ".testBaseJpaEntityAppender");
            final Logger logger2 = LogManager.getLogger(this.getClass().getName() + ".testBaseJpaEntityAppenderAgain");
            logger1.info("Test my message 01.");
            logger1.error("This is another message 02.", exception);
            logger2.warn("A final warning has been issued.");

            final Statement statement = this.connection.createStatement();
            final ResultSet resultSet = statement.executeQuery("SELECT * FROM jpaBaseLogEntry ORDER BY id");

            assertTrue("There should be at least one row.", resultSet.next());
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            long start = System.nanoTime();

            for(int i = 0; i < 10000; i++) {
                if (i % 25 == 0) {
                    logger.warn("This is an exception message.", exception);
                } else {
                    logger.info("This is an info message.");
                }
            }
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        String exceed = "Long message that exceeds rollover size... ";
        char[] padding = new char[250];
        Arrays.fill(padding, 'X');
        exceed += new String(padding);
        log.warn(exceed);
        assertFalse("exceeded size but afterRollover-1.log not created yet", after1.exists());

        String trigger = "This message triggers rollover.";
        log.warn(trigger);
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        exceed += new String(padding);
        log.warn(exceed);
        assertFalse("exceeded size but afterRollover-1.log not created yet", after1.exists());

        String trigger = "This message triggers rollover.";
        log.warn(trigger);

        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread

        assertTrue("afterRollover-1.log created", after1.exists());
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    @Test
    public void testNoLocation() throws Exception {
        final Logger logger = LogManager.getLogger(AsynchAppender.class);
        logger.error("This is a test");
        logger.warn("Hello world!");
        Thread.sleep(100);
        final List<String> list = app.getMessages();
        assertNotNull("No events generated", list);
        assertTrue("Incorrect number of events. Expected 2, got " + list.size(), list.size() == 2);
        String msg = list.get(0);
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    @Test
    public void rewriteTest() throws Exception {
        final Logger logger = LogManager.getLogger(AsynchAppender.class);
        logger.error("This is a test");
        logger.warn("Hello world!");
        Thread.sleep(100);
        final List<String> list = app.getMessages();
        assertNotNull("No events generated", list);
        assertTrue("Incorrect number of events. Expected 2, got " + list.size(), list.size() == 2);
        String msg = list.get(0);
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        file.delete();
        final Logger log = LogManager.getLogger("com.foo.Bar");
        try {
            throw new IllegalArgumentException("IAE");
        } catch (final IllegalArgumentException e) {
            log.warn("Message 1", e);
        }
        Configurator.shutdown(this.loggerContext);
        this.validateXmlSchema(file);
    }
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    @Test
    public void validateXmlSchema() throws Exception {
        final File file = new File("target", "XmlCompactFileAppenderValidationTest.log.xml");
        file.delete();
        final Logger log = LogManager.getLogger("com.foo.Bar");
        log.warn("Message 1");
        log.info("Message 2");
        log.debug("Message 3");
        Configurator.shutdown(this.loggerContext);
        this.validateXmlSchema(file);
    }
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            final Logger logger1 = LogManager.getLogger(this.getClass().getName() + ".testBaseJpaEntityAppender");
            final Logger logger2 = LogManager.getLogger(this.getClass().getName() + ".testBaseJpaEntityAppenderAgain");
            logger1.info("Test my message 01.");
            logger1.error("This is another message 02.", exception);
            logger2.warn("A final warning has been issued.");

            final Statement statement = this.connection.createStatement();
            final ResultSet resultSet = statement.executeQuery("SELECT * FROM jpaBaseLogEntry ORDER BY id");

            assertTrue("There should be at least one row.", resultSet.next());
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