/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.host.controller.model.jvm;
import static org.jboss.as.host.controller.logging.HostControllerLogger.ROOT_LOGGER;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jboss.as.controller.parsing.Attribute;
import org.jboss.as.controller.parsing.Element;
import org.jboss.as.host.controller.logging.HostControllerLogger;
import org.wildfly.common.Assert;
/**
*
* @author <a href="kabir.khan@jboss.com">Kabir Khan</a>
* @version $Revision: 1.1 $
*/
public class JvmOptionsBuilderFactory {
private static final JvmOptionsBuilderFactory INSTANCE = new JvmOptionsBuilderFactory();
private static final Map<JvmType, JvmOptionsBuilder> BUILDERS;
static {
Map<JvmType, JvmOptionsBuilder> map = new HashMap<>();
map.put(JvmType.SUN, new SunJvmOptionsBuilder(JvmType.SUN));
map.put(JvmType.IBM, new IbmJvmOptionsBuilder(JvmType.IBM));
BUILDERS = Collections.unmodifiableMap(map);
}
private JvmOptionsBuilderFactory() {
}
public static JvmOptionsBuilderFactory getInstance() {
return INSTANCE;
}
public void addOptions(JvmElement jvmElement, List<String> command){
Assert.checkNotNullParam("jvmElement", jvmElement);
Assert.checkNotNullParam("command", command);
JvmOptionsBuilder builder = BUILDERS.get(jvmElement.getJvmType());
if (builder == null) {
throw HostControllerLogger.ROOT_LOGGER.unknown("jvm", jvmElement.getJvmType());
}
builder.addToOptions(jvmElement, command);
}
private abstract static class JvmOptionsBuilder{
final JvmType type;
JvmOptionsBuilder(JvmType type) {
this.type = type;
}
void addToOptions(JvmElement jvmElement, List<String> command){
String heap = jvmElement.getHeapSize();
String maxHeap = jvmElement.getMaxHeap();
// FIXME not the correct place to establish defaults
if (maxHeap == null && heap != null) {
maxHeap = heap;
}
if (heap == null && maxHeap != null) {
heap = maxHeap;
}
addPermGen(jvmElement, command);
//Add to command
if (heap != null) {
command.add("-Xms"+ heap);
}
if (maxHeap != null) {
command.add("-Xmx"+ maxHeap);
}
if (jvmElement.getStack() != null) {
command.add("-Xss" + jvmElement.getStack());
}
if (jvmElement.getAgentPath() != null) {
command.add("-agentpath:" + jvmElement.getAgentPath());
}
if (jvmElement.getAgentLib() != null) {
command.add("-agentlib:" + jvmElement.getAgentLib());
}
if (jvmElement.getJavaagent() != null) {
command.add("-javaagent:" + jvmElement.getJavaagent());
}
if (jvmElement.isDebugEnabled() != null && jvmElement.isDebugEnabled() && jvmElement.getDebugOptions() != null) {
command.add(jvmElement.getDebugOptions());
}
List<String> options = jvmElement.getJvmOptions().getOptions();
if (options.size() > 0) {
String jvmName = jvmElement.getName();
for (String option : options) {
if (!checkOption(heap != null && option.startsWith("-Xms"), jvmName, option, Element.HEAP.toString())) {
continue;
}
if (!checkOption(maxHeap != null && option.startsWith("-Xmx"), jvmName, option, Element.HEAP.toString())) {
continue;
}
if (!checkOption(jvmElement.getStack() != null && option.startsWith("-Xss"), jvmName, option, Element.STACK.toString())) {
continue;
}
if (!checkOption(jvmElement.isDebugEnabled() != null && jvmElement.isDebugEnabled() && jvmElement.getDebugOptions() != null &&
(option.startsWith("-Xrunjdwp") || option.startsWith("-agentlib:jdwp")),
jvmName, option, Attribute.DEBUG_OPTIONS.toString())) {
continue;
}
if (!checkOption(jvmElement.getAgentPath() != null && option.startsWith("-agentpath:"), jvmName, option, Element.AGENT_PATH.toString())) {
continue;
}
if (!checkOption(jvmElement.getAgentLib() != null && option.startsWith("-agentlib:"), jvmName, option, Element.AGENT_LIB.toString())) {
continue;
}
if (!checkOption(jvmElement.getAgentLib() != null && option.startsWith("-javaagent:"), jvmName, option, Element.AGENT_LIB.toString())) {
continue;
}
if (!checkOption(jvmElement.getJavaagent() != null && option.startsWith("-Xmx"), jvmName, option, Element.JAVA_AGENT.toString())) {
continue;
}
if (!checkOption(jvmElement.getJavaagent() != null && option.startsWith("-XX:PermSize"), jvmName, option, Element.PERMGEN.toString())) {
continue;
}
if (!checkOption(jvmElement.getJavaagent() != null && option.startsWith("-XX:MaxPermSize"), jvmName, option, Element.PERMGEN.toString())) {
continue;
}
command.add(option);
}
}
}
boolean checkOption(boolean condition, String jvm, String option, String schemaElement) {
if (condition) {
ROOT_LOGGER.optionAlreadySet(option, jvm, schemaElement);
return false;
}
return true;
}
void addPermGen(JvmElement jvmElement, List<String> command) {
if (jvmElement.getPermgenSize() != null || jvmElement.getMaxPermgen() != null) {
ROOT_LOGGER.ignoringPermGen(type, jvmElement.getName());
}
}
}
private static class SunJvmOptionsBuilder extends JvmOptionsBuilder {
private SunJvmOptionsBuilder(JvmType type) {
super(type);
}
// This builder doesn't override anything currently, since the addPermgen behavior
// became standard. But we keep the concept in case we do vm-specific stuff
// in the future
}
private static class IbmJvmOptionsBuilder extends JvmOptionsBuilder {
private IbmJvmOptionsBuilder(JvmType type) {
super(type);
}
// This builder doesn't override anything currently, since the addPermgen behavior
// became standard. But we keep the concept in case we do vm-specific stuff
// in the future
}
}