/*
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2004, 2005, 2006], Hyperic, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.hq.plugin.jboss.jmx;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.hyperic.hq.product.GenericPlugin;
import org.hyperic.hq.product.ProductPluginManager;
class GenericServiceQuery extends ServiceQuery {
private String type;
private Map props;
private ArrayList names;
GenericServiceQuery() {
}
void setType(String type) {
this.type = type;
}
String getMBeanClass() {
return getProperty("MBEAN_CLASS");
}
@Override
public ServiceQuery cloneInstance() {
GenericServiceQuery query =
(GenericServiceQuery) super.cloneInstance();
query.type = this.type;
query.props = this.props;
query.names = this.names;
return query;
}
protected String getProperty(String name) {
return getServerDetector().getTypeProperty(this.type, name);
}
private StringBuffer appendComma(StringBuffer buf) {
char c = buf.charAt(buf.length() - 1);
if ((c != ',') && (c != ':')) {
buf.append(',');
}
return buf;
}
private boolean isAutoValue(String val) {
return (val.startsWith("%") || val.startsWith("_%")) && val.endsWith("%");
}
private boolean isOptionalValue(String val) {
return val.startsWith("_");
}
private ObjectName getObjectNameProperty() {
String name = getProperty(PROP_OBJECT_NAME);
if (name == null) {
String msg =
this.type +
" service did not define property " +
PROP_OBJECT_NAME;
throw new IllegalArgumentException(msg);
}
this.names = new ArrayList();
ObjectName oName;
try {
oName = new ObjectName(name);
} catch (MalformedObjectNameException e) {
String msg =
this.type +
" service defined malformed " +
PROP_OBJECT_NAME + "=" + name + " (" + e.getMessage() + ")";
throw new IllegalArgumentException(msg);
}
Map _props = oName.getKeyPropertyList();
for (Iterator it = _props.entrySet().iterator(); it.hasNext();) {
Map.Entry entry = (Map.Entry) it.next();
String key = (String) entry.getKey();
String val = (String) entry.getValue();
if (isAutoValue(val)) {
this.names.add(key);
}
}
return oName;
}
public String getQueryName() {
ObjectName name = getObjectNameProperty();
StringBuffer buf = new StringBuffer();
buf.append(name.getDomain()).append(":");
boolean isPattern = false;
this.props = name.getKeyPropertyList();
for (Iterator it = props.entrySet().iterator(); it.hasNext();) {
Map.Entry entry = (Map.Entry) it.next();
String key = (String) entry.getKey();
String val = (String) entry.getValue();
if (isAutoValue(val)) {
if (isOptionalValue(val)) {
this.props.put(key, "?");
} else {
this.props.put(key, "*");
}
isPattern = true;
} else {
buf.append(key).append('=').append(val);
}
if (it.hasNext()) {
appendComma(buf);
}
}
if (isPattern) {
appendComma(buf).append('*');
}
return buf.toString();
}
//can't use queryNames w/ wildcard for property values like so:
//jboss.ejb:service=EJB,jndiName=*
//can't use QueryExp either because that is applied to attributes
//of the MBean, not the attributes of the ObjectName itself
@Override
public boolean apply(ObjectName name) {
Map _props = name.getKeyPropertyList();
if (this.props.size() != _props.size()) {
return false;
}
for (Iterator it = this.props.entrySet().iterator(); it.hasNext();) {
Map.Entry entry = (Map.Entry) it.next();
String key = (String) entry.getKey();
String val = (String) entry.getValue();
String compare = (String) _props.get(key);
//System.out.println("-> compare='" + compare + "' val='" + val + "'");
if ((compare == null) && !val.equals("?")) {
return false;
}
if (val.equals("*") || val.equals("?")) {
continue;
}
if (!val.equals(compare)) {
return false;
}
}
return true;
}
public String getServiceResourceType() {
//the name="..." attribute value from <service> tag in the plugin .xml
return getServerDetector().getTypeNameProperty(this.type);
}
protected String getPropertyName() {
return "name";
}
@Override
public Properties getResourceConfig() {
ObjectName name = getObjectName();
Properties config = new Properties();
for (Iterator it = this.props.keySet().iterator(); it.hasNext();) {
String key = (String) it.next();
if (this.props.get(key).equals("*") || this.props.get(key).equals("?")) {
String val = name.getKeyProperty(key);
if (val != null) {
config.setProperty(key, val);
}
}
}
return config;
}
@Override
public String getName() {
ObjectName oName = getObjectName();
if (oName == null) {
return null; //XXX happens duing cloneInstance()
}
StringBuilder name = new StringBuilder();
for (Iterator it = this.names.iterator(); it.hasNext();) {
String n = oName.getKeyProperty((String) it.next());
if (n != null) {
name.append(n);
if (it.hasNext()) {
name.append(' ');
}
}
}
return name.toString();
}
@Override
public boolean hasControl() {
//XXX this functionality should be elsewhere
ProductPluginManager ppm =
(ProductPluginManager) getServerDetector().getManager().getParent();
GenericPlugin plugin = ppm.getControlPlugin(this.type);
return plugin != null;
}
}