LogMemoryUsageAction.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * The contents of this file are subject to the terms of the Liferay Enterprise 5 * Subscription License ("License"). You may not use this file except in 6 * compliance with the License. You can obtain a copy of the License by 7 * contacting Liferay, Inc. See the License for the specific language governing 8 * permissions and limitations under the License, including but not limited to 9 * distribution rights of the Software. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 12 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 13 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 14 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 15 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 17 * SOFTWARE. 18 */ 19 20 package com.liferay.portal.events; 21 22 import com.liferay.portal.kernel.events.Action; 23 import com.liferay.portal.kernel.log.Log; 24 import com.liferay.portal.kernel.log.LogFactoryUtil; 25 26 import java.text.NumberFormat; 27 28 import javax.servlet.http.HttpServletRequest; 29 import javax.servlet.http.HttpServletResponse; 30 31 /** 32 * <a href="LogMemoryUsageAction.java.html"><b><i>View Source</i></b></a> 33 * 34 * @author Brian Wing Shun Chan 35 * 36 */ 37 public class LogMemoryUsageAction extends Action { 38 39 public void run(HttpServletRequest request, HttpServletResponse response) { 40 Runtime runtime = Runtime.getRuntime(); 41 42 NumberFormat nf = NumberFormat.getInstance(); 43 44 String freeMemory = nf.format(runtime.freeMemory()); 45 String totalMemory = nf.format(runtime.totalMemory()); 46 String maxMemory = nf.format(runtime.maxMemory()); 47 48 if (_log.isDebugEnabled()) { 49 _log.debug( 50 "Memory Usage:\t" + freeMemory + "\t" + totalMemory + "\t" + 51 maxMemory); 52 } 53 } 54 55 private static Log _log = LogFactoryUtil.getLog(LogMemoryUsageAction.class); 56 57 }