| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| SimpleExceptionLoggingAdvice |
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| 3.6;3.6 | ||||
| SimpleExceptionLoggingAdvice$1 |
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| 3.6;3.6 | ||||
| SimpleExceptionLoggingAdvice$ExceptionLevel |
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| 3.6;3.6 | ||||
| SimpleExceptionLoggingAdvice$LoggingLevel |
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| 3.6;3.6 |
| 1 | /** | |
| 2 | * Copyright 2010 The Kuali Foundation Licensed under the | |
| 3 | * Educational Community License, Version 2.0 (the "License"); you may | |
| 4 | * not use this file except in compliance with the License. You may | |
| 5 | * obtain a copy of the License at | |
| 6 | * | |
| 7 | * http://www.osedu.org/licenses/ECL-2.0 | |
| 8 | * | |
| 9 | * Unless required by applicable law or agreed to in writing, | |
| 10 | * software distributed under the License is distributed on an "AS IS" | |
| 11 | * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express | |
| 12 | * or implied. See the License for the specific language governing | |
| 13 | * permissions and limitations under the License. | |
| 14 | */ | |
| 15 | ||
| 16 | package org.kuali.student.common.util; | |
| 17 | ||
| 18 | import org.aspectj.lang.JoinPoint; | |
| 19 | import org.slf4j.Logger; | |
| 20 | import org.slf4j.LoggerFactory; | |
| 21 | import org.springframework.aop.ThrowsAdvice; | |
| 22 | ||
| 23 | /** | |
| 24 | * Advice to log exceptions. | |
| 25 | * Default <code>loggingLevel=STACKTRACE</code> and <code>exceptionLoggingType=THROWABLE</code>. | |
| 26 | * | |
| 27 | * <p>Spring configuration example</p> | |
| 28 | * <pre> | |
| 29 | * <aop:config> | |
| 30 | * <aop:aspect id="exceptionLoggingAspect" ref="exceptionLoggingAdvice" order="2"> | |
| 31 | * <aop:after-throwing | |
| 32 | * pointcut="execution(* org.kuali.student.lum.lu.service.*.*(..))" | |
| 33 | * method="afterThrowing" throwing="t" /> | |
| 34 | * </aop:aspect> | |
| 35 | * </aop:config> | |
| 36 | * <bean id="exceptionLoggingAdvice" class="org.kuali.student.common.util.SimpleExceptionLoggingAdvice"> | |
| 37 | * <property name="loggingLevel" value="INFO" /> | |
| 38 | * <property name="exceptionLoggingType" value="RUNTIME" /> | |
| 39 | * </bean> | |
| 40 | * </pre> | |
| 41 | */ | |
| 42 | public class SimpleExceptionLoggingAdvice implements ThrowsAdvice { | |
| 43 | ||
| 44 | 0 | private enum ExceptionLevel{THROWABLE, EXCEPTION, RUNTIME}; |
| 45 | 0 | private ExceptionLevel exceptionType = ExceptionLevel.THROWABLE; |
| 46 | ||
| 47 | 0 | private enum LoggingLevel{NONE, DEBUG, INFO, WARN, ERROR, STACKTRACE}; |
| 48 | 0 | private LoggingLevel loggingLevel = LoggingLevel.STACKTRACE; |
| 49 | ||
| 50 | /** | |
| 51 | * Constructor. | |
| 52 | */ | |
| 53 | 0 | public SimpleExceptionLoggingAdvice() { |
| 54 | 0 | } |
| 55 | ||
| 56 | /** | |
| 57 | * Sets the logging level. | |
| 58 | * <p>Logging levels:</p> | |
| 59 | * <ul> | |
| 60 | * <li>NONE</li> | |
| 61 | * <li>DEBUG</li> | |
| 62 | * <li>INFO</li> | |
| 63 | * <li>WARN</li> | |
| 64 | * <li>ERROR</li> | |
| 65 | * <li>STACKTRACE</li> | |
| 66 | * </ul> | |
| 67 | * @param loggingLevel Logging level | |
| 68 | */ | |
| 69 | public void setLoggingLevel(String loggingLevel) { | |
| 70 | 0 | this.loggingLevel = LoggingLevel.valueOf(loggingLevel.toUpperCase()); |
| 71 | 0 | } |
| 72 | ||
| 73 | /** | |
| 74 | * Sets the type of exception to log. | |
| 75 | * E.g. Only log runtime exception (<code>RUNTIME</code>). | |
| 76 | * | |
| 77 | * <p>Exception types:</p> | |
| 78 | * <ul> | |
| 79 | * <li>THROWABLE</li> | |
| 80 | * <li>EXCEPTION</li> | |
| 81 | * <li>RUNTIME</li> | |
| 82 | * </ul> | |
| 83 | * | |
| 84 | * @param exceptionType exception logging type | |
| 85 | */ | |
| 86 | public void setExceptionLoggingType(String exceptionType) { | |
| 87 | 0 | this.exceptionType = ExceptionLevel.valueOf(exceptionType.toUpperCase()); |
| 88 | 0 | } |
| 89 | ||
| 90 | /** | |
| 91 | * Catches the exception being thrown. | |
| 92 | * | |
| 93 | * @param jp Aspect join point | |
| 94 | * @param t Exception being thrown | |
| 95 | * @throws Throwable | |
| 96 | */ | |
| 97 | public void afterThrowing(JoinPoint jp, Throwable t) throws Throwable { | |
| 98 | 0 | switch(this.exceptionType) { |
| 99 | case THROWABLE: | |
| 100 | 0 | if(t instanceof Throwable) { |
| 101 | 0 | logException(jp.getTarget().getClass(), t); |
| 102 | } | |
| 103 | case EXCEPTION: | |
| 104 | 0 | if(t instanceof Exception) { |
| 105 | 0 | logException(jp.getTarget().getClass(), t); |
| 106 | } | |
| 107 | case RUNTIME: | |
| 108 | 0 | if(t instanceof RuntimeException) { |
| 109 | 0 | logException(jp.getTarget().getClass(), t); |
| 110 | } | |
| 111 | } | |
| 112 | 0 | throw t; |
| 113 | } | |
| 114 | ||
| 115 | /** | |
| 116 | * Logs the exception. | |
| 117 | * | |
| 118 | * @param targetClass The join point class the exception was caught. | |
| 119 | * @param t Exception being thrown. | |
| 120 | */ | |
| 121 | private void logException(Class<?> targetClass, Throwable t) { | |
| 122 | 0 | Logger logger = LoggerFactory.getLogger(targetClass); |
| 123 | ||
| 124 | 0 | switch(this.loggingLevel) { |
| 125 | case NONE: | |
| 126 | 0 | break; |
| 127 | case DEBUG: | |
| 128 | 0 | logger.debug(t.getMessage(), t); |
| 129 | 0 | break; |
| 130 | case INFO: | |
| 131 | 0 | logger.info(t.getMessage(), t); |
| 132 | 0 | break; |
| 133 | case WARN: | |
| 134 | 0 | logger.warn(t.getMessage(), t); |
| 135 | 0 | break; |
| 136 | case ERROR: | |
| 137 | 0 | logger.error(t.getMessage(), t); |
| 138 | 0 | break; |
| 139 | case STACKTRACE: | |
| 140 | 0 | logger.error(t.getMessage(), t); |
| 141 | break; | |
| 142 | } | |
| 143 | 0 | } |
| 144 | } |