1 /*
   2  * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.javafx.binding;
  27 
  28 import java.util.logging.Handler;
  29 import java.util.logging.Level;
  30 import java.util.logging.LogManager;
  31 import java.util.logging.LogRecord;
  32 import java.util.logging.Logger;
  33 
  34 import static org.junit.Assert.*;
  35 
  36 public class ErrorLoggingUtiltity {
  37 
  38     static {
  39         // initialize PlatformLogger
  40         Logging.getLogger();
  41     }
  42 
  43     // getLogManager will redirect existing PlatformLogger to the Logger
  44     private static final Logger logger = LogManager.getLogManager().getLogger("javafx.beans");
  45 
  46     Level level;
  47     LogRecord lastRecord;
  48 
  49     Handler handler = new Handler() {
  50 
  51         @Override
  52         public void publish(LogRecord record) {
  53             lastRecord = record;
  54         }
  55 
  56         @Override
  57         public void flush() {
  58         }
  59 
  60         @Override
  61         public void close() throws SecurityException {
  62         }
  63     };
  64 
  65     public void start() {
  66         reset();
  67         level = logger.getLevel();
  68         logger.setLevel(Level.ALL);
  69         logger.addHandler(handler);
  70     }
  71 
  72     public void stop() {
  73         logger.setLevel(level);
  74         logger.removeHandler(handler);
  75     }
  76     
  77     public void reset() {
  78         lastRecord = null;
  79     }
  80 
  81     public void checkFine(Class expectedException) {
  82         check(Level.FINE, expectedException);        
  83     }
  84 
  85     public void check(Level expectedLevel, Class expectedException) {
  86         assertNotNull(lastRecord);
  87         assertEquals(expectedLevel, lastRecord.getLevel());
  88         assertEquals(expectedException, lastRecord.getThrown().getClass());
  89         reset();
  90     }
  91 
  92     public boolean isEmpty() {
  93         return lastRecord == null;
  94     }
  95 }