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Apache CXF example source code file (LogUtilsTest.java)

This example Apache CXF source code file (LogUtilsTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Apache CXF tags/keywords

exception, exception, foobar_msg, handler, log, logger, logger, logging, logrecord, logrecord, logrecordmatcher, string, sub1_msg, test, test, testloghandler

The Apache CXF LogUtilsTest.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.cxf.common.logging;

import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;

import org.apache.cxf.common.i18n.BundleUtils;

import org.easymock.IArgumentMatcher;
import org.easymock.classextension.EasyMock;
import org.junit.Assert;
import org.junit.Test;



public class LogUtilsTest extends Assert {

    @Test
    public void testGetL7dLog() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testGetL7dLog");
        assertNotNull("expected non-null logger", log);
        assertEquals("unexpected resource bundle name",
                     BundleUtils.getBundleName(LogUtilsTest.class),
                     log.getResourceBundleName());
        Logger otherLogger = LogUtils.getL7dLogger(LogUtilsTest.class, "Messages", "testGetL7dLog");
        assertEquals("unexpected resource bundle name",
                     BundleUtils.getBundleName(LogUtilsTest.class, "Messages"),
                     otherLogger.getResourceBundleName());
    }

    @Test
    public void testHandleL7dMessage() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testHandleL7dMessage");
        Handler handler = EasyMock.createNiceMock(Handler.class);
        log.addHandler(handler);
        // handler called *before* localization of message
        LogRecord record = new LogRecord(Level.WARNING, "FOOBAR_MSG");
        record.setResourceBundle(log.getResourceBundle());
        EasyMock.reportMatcher(new LogRecordMatcher(record));
        handler.publish(record);
        EasyMock.replay(handler);
        log.log(Level.WARNING, "FOOBAR_MSG");
        EasyMock.verify(handler);
        log.removeHandler(handler);
    }
    
    @Test
    public void testLogNoParamsOrThrowable() {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testLogNoParamsOrThrowable");
        Handler handler = EasyMock.createNiceMock(Handler.class);
        log.addHandler(handler);
        // handler called *after* localization of message
        LogRecord record = new LogRecord(Level.SEVERE, "subbed in {0} only");
        EasyMock.reportMatcher(new LogRecordMatcher(record));
        handler.publish(record);
        EasyMock.replay(handler);
        LogUtils.log(log, Level.SEVERE, "SUB1_MSG");
        EasyMock.verify(handler);
        log.removeHandler(handler);
    }
    
    @Test
    public void testLogNoParamsWithThrowable() {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testLogNoParamsWithThrowable");
        Handler handler = EasyMock.createNiceMock(Handler.class);
        Exception ex = new Exception("x");
        LogRecord record = new LogRecord(Level.SEVERE, "subbed in {0} only");
        record.setThrown(ex);
        EasyMock.reportMatcher(new LogRecordMatcher(record));
        handler.publish(record);
        EasyMock.replay(handler);
        synchronized (log) {
            log.addHandler(handler);
            // handler called *after* localization of message
            LogUtils.log(log, Level.SEVERE, "SUB1_MSG", ex);
            EasyMock.verify(handler);
            log.removeHandler(handler);
        }
    }

    @Test
    public void testLogParamSubstitutionWithThrowable() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testLogParamSubstitutionWithThrowable");
        Handler handler = EasyMock.createNiceMock(Handler.class);
        Exception ex = new Exception();
        LogRecord record = new LogRecord(Level.SEVERE, "subbed in 1 only");
        record.setThrown(ex);
        EasyMock.reportMatcher(new LogRecordMatcher(record));
        handler.publish(record);
        EasyMock.replay(handler);
        synchronized (log) {
            log.addHandler(handler);
            LogUtils.log(log, Level.SEVERE, "SUB1_MSG", ex, 1);
            EasyMock.verify(handler);
            log.removeHandler(handler);
        }
    }

    @Test
    public void testLogParamsSubstitutionWithThrowable() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null,
                                           "testLogParamsSubstitutionWithThrowable");
        Handler handler = EasyMock.createNiceMock(Handler.class);
        Exception ex = new Exception();
        LogRecord record = new LogRecord(Level.SEVERE, "subbed in 4 & 3");
        record.setThrown(ex);
        EasyMock.reportMatcher(new LogRecordMatcher(record));
        handler.publish(record);
        EasyMock.replay(handler);
        synchronized (log) {
            log.addHandler(handler);
            LogUtils.log(log, Level.SEVERE, "SUB2_MSG", ex, new Object[] {3, 4});
            EasyMock.verify(handler);
            log.removeHandler(handler);
        }
    }
    @Test
    public void testCXF1420() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testCXF1420");
        LogUtils.log(log, Level.SEVERE, "SQLException for SQL [{call FOO.ping(?, ?)}]");
    }    
    @Test
    public void testClassMethodNames() throws Exception {
        Logger log = LogUtils.getL7dLogger(LogUtilsTest.class, null, "testClassMethodNames");
        TestLogHandler handler = new TestLogHandler();
        log.addHandler(handler);

        // logger called directly
        log.warning("hello");
        
        String cname = handler.cname;
        String mname = handler.mname;
        
        // logger called through LogUtils
        LogUtils.log(log, Level.WARNING,  "FOOBAR_MSG");
        
        assertEquals(cname, handler.cname);
        assertEquals(mname, handler.mname);
    }
    
    private static final class TestLogHandler extends Handler {
        String cname;
        String mname;

        public void close() throws SecurityException {
        }
        public void flush() {
        }

        public void publish(LogRecord record) {
            cname = record.getSourceClassName();
            mname = record.getSourceMethodName();
        }       
    }
    
    private static final class LogRecordMatcher implements IArgumentMatcher {
        private final LogRecord record;

        private LogRecordMatcher(LogRecord r) {
            this.record = r;
        }

        public boolean matches(Object obj) {
            if (obj instanceof LogRecord) {
                LogRecord other = (LogRecord)obj;
                String l7dString = "NOT-L7D";
                if (record.getResourceBundle() != null) {
                    l7dString = record.getResourceBundle().getString(record.getMessage());
                }
                return (record.getMessage().equals(other.getMessage()) 
                            || l7dString.equals(other.getMessage()))
                       && record.getLevel().equals(other.getLevel())
                       && record.getThrown() == other.getThrown();
            }
            return false;
        }    

        public void appendTo(StringBuffer buffer) {
            buffer.append("log records did not match");
        }
    } 
}

Other Apache CXF examples (source code examples)

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