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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
AbstractLoggingInterceptor.java | 92.9% | 100% | 100% | 98.6% |
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// Copyright 2004 The Apache Software Foundation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package org.apache.hivemind.service.impl;
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import org.apache.commons.logging.Log;
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import org.apache.hivemind.service.ClassFabUtils;
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/**
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* Base class used to dynamically build logging interceptors.
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* {@link org.apache.hivemind.service.impl.LoggingInterceptorFactory}
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* will create a subclass dynamically.
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*
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* @author Howard Lewis Ship
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*/
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public abstract class AbstractLoggingInterceptor |
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{ |
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private static final int BUFFER_SIZE = 100; |
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private Log _log;
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protected AbstractLoggingInterceptor(Log log)
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{ |
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_log = log; |
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} |
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protected void _logEntry(String methodName, Object[] args) |
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{ |
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StringBuffer buffer = new StringBuffer(BUFFER_SIZE);
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buffer.append("BEGIN ");
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buffer.append(methodName); |
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buffer.append("(");
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int count = (args == null) ? 0 : args.length; |
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for (int i = 0; i < count; i++) |
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{ |
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Object arg = args[i]; |
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if (i > 0)
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buffer.append(", ");
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convert(buffer, arg); |
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} |
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buffer.append(")");
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_log.debug(buffer.toString()); |
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} |
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private void convert(StringBuffer buffer, Object input) |
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{ |
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if (input == null) |
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{ |
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buffer.append("<null>");
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return;
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} |
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// Primitive types, and non-object arrays
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// use toString(). Less than ideal for int[], etc., but
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// that's a lot of work for a rare case.
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if (!(input instanceof Object[])) |
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{ |
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buffer.append(input.toString()); |
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return;
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} |
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buffer.append("(");
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buffer.append(ClassFabUtils.getJavaClassName(input.getClass())); |
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buffer.append("){");
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Object[] array = (Object[]) input; |
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int count = array.length;
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for (int i = 0; i < count; i++) |
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{ |
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if (i > 0)
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buffer.append(", ");
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// We use convert() again, because it could be a multi-dimensional array
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// (god help us) where each element must be converted.
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convert(buffer, array[i]); |
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} |
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buffer.append("}");
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} |
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protected void _logExit(String methodName, Object result) |
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{ |
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StringBuffer buffer = new StringBuffer(BUFFER_SIZE);
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buffer.append("END ");
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buffer.append(methodName); |
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buffer.append("() [");
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convert(buffer, result); |
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buffer.append("]");
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_log.debug(buffer.toString()); |
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} |
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protected void _logVoidExit(String methodName) |
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{ |
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StringBuffer buffer = new StringBuffer(BUFFER_SIZE);
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buffer.append("END ");
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buffer.append(methodName); |
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buffer.append("()");
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_log.debug(buffer.toString()); |
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} |
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127 | 1 |
protected void _logException(String methodName, Throwable t) |
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{ |
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129 | 1 |
StringBuffer buffer = new StringBuffer(BUFFER_SIZE);
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131 | 1 |
buffer.append("EXCEPTION ");
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132 | 1 |
buffer.append(methodName); |
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buffer.append("() -- ");
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buffer.append(t.getClass().getName()); |
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_log.debug(buffer.toString(), t); |
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} |
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protected boolean _isDebugEnabled() |
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{ |
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return _log.isDebugEnabled();
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} |
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} |
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