Mercurial > hg > release > thermostat-0.4
view client/heapdumper/src/main/java/com/redhat/thermostat/client/heap/cli/FindObjectsCommand.java @ 652:e88742733601
Move command option definitions into properties file
Reviewed-by: omajid
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2012-September/003493.html
author | Jon VanAlten <vanaltj@gmail.com> |
---|---|
date | Tue, 02 Oct 2012 17:43:39 -0400 |
parents | 205565370bab |
children | ea7e9573f316 |
line wrap: on
line source
/* * Copyright 2012 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.client.heap.cli; import java.util.Collection; import com.redhat.thermostat.client.heap.LocaleResources; import com.redhat.thermostat.client.heap.Translate; import com.redhat.thermostat.common.appctx.ApplicationContext; import com.redhat.thermostat.common.cli.CommandContext; import com.redhat.thermostat.common.cli.CommandException; import com.redhat.thermostat.common.cli.SimpleCommand; import com.redhat.thermostat.common.cli.TableRenderer; import com.redhat.thermostat.common.dao.HeapDAO; import com.redhat.thermostat.common.heap.HeapDump; import com.redhat.thermostat.common.model.HeapInfo; import com.sun.tools.hat.internal.model.JavaHeapObject; public class FindObjectsCommand extends SimpleCommand { private static final String HEAP_ID_ARG = "heapId"; private static final String LIMIT_ARG = "limit"; private static final String NAME = "find-objects"; private static final String HEADER_OBJECT_ID = Translate.localize(LocaleResources.HEADER_OBJECT_ID); private static final String HEADER_TYPE = Translate.localize(LocaleResources.HEADER_OBJECT_TYPE); private static final int DEFAULT_LIMIT = 10; @Override public void run(CommandContext ctx) throws CommandException { HeapDAO heapDAO = ApplicationContext.getInstance().getDAOFactory().getHeapDAO(); String heapId = ctx.getArguments().getArgument(HEAP_ID_ARG); HeapInfo heapInfo = heapDAO.getHeapInfo(heapId); if (heapInfo == null) { ctx.getConsole().getOutput().println(Translate.localize(LocaleResources.HEAP_ID_NOT_FOUND, heapId)); return; } HeapDump heapDump = heapDAO.getHeapDump(heapInfo); if (heapDump == null) { ctx.getConsole().getOutput().println(Translate.localize(LocaleResources.HEAP_ID_NOT_FOUND, heapId)); return; } String searchTerm = ctx.getArguments().getNonOptionArguments().get(0); String limitArg = ctx.getArguments().getArgument(LIMIT_ARG); int limit = parseLimit(limitArg); Collection<String> results = heapDump.searchObjects(searchTerm, limit); TableRenderer table = new TableRenderer(2); table.printLine(HEADER_OBJECT_ID, HEADER_TYPE); for (String objectId : results) { JavaHeapObject obj = heapDump.findObject(objectId); String id = obj.getIdString(); String className = obj.getClazz().getName(); table.printLine(id, className); } table.render(ctx.getConsole().getOutput()); } private int parseLimit(String limitArg) throws CommandException { int limit = DEFAULT_LIMIT; if (limitArg != null) { try { limit = Integer.parseInt(limitArg); } catch (NumberFormatException ex) { throw new CommandException(Translate.localize(LocaleResources.INVALID_LIMIT, limitArg)); } } return limit; } @Override public String getName() { return NAME; } }