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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package com.sun.tools.visualvm.sa;
import com.sun.tools.visualvm.application.Application;
import com.sun.tools.visualvm.core.model.AbstractModelProvider;
import com.sun.tools.visualvm.core.datasource.DataSource;
import com.sun.tools.visualvm.coredump.CoreDump;
import com.sun.tools.visualvm.host.Host;
import com.sun.tools.visualvm.tools.jvmstat.JvmJvmstatModel;
import com.sun.tools.visualvm.tools.jvmstat.JvmJvmstatModelFactory;
import com.sun.tools.visualvm.tools.sa.SaModel;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.openide.util.Utilities;
/**
*
* @author Tomas Hurka
*/
public class SaModelProvider extends AbstractModelProvider<SaModel, DataSource> {
private static final Logger LOGGER = Logger.getLogger(SaModelProvider.class.getName());
private static final String SA_JAR = "lib/sa-jdi.jar"; // NOI18N
SaModelProvider() {
}
public SaModel createModelFor(DataSource ds) {
if (ds instanceof Application) {
Application app = (Application) ds;
if (Host.LOCALHOST.equals(app.getHost())) {
JvmJvmstatModel jvmstat = JvmJvmstatModelFactory.getJvmstatModelFor(app);
if (jvmstat != null && Utilities.isWindows()) {
// on Windows, SA can only attach to the process of the same
// architecture ( 32bit / 64bit )
Boolean this64bitArch = is64BitArchitecture();
Boolean app64bitArch = is64BitArchitecture(jvmstat);
if (this64bitArch != null && app64bitArch != null) {
if (!this64bitArch.equals(app64bitArch)) {
return null;
}
}
}
File jdkHome = getJdkHome(jvmstat);
File saJar = getSaJar(jdkHome);
if (saJar == null) {
return null;
}
try {
return new SaModelImpl(jdkHome,saJar,app.getPid());
} catch (Exception ex) {
LOGGER.log(Level.INFO, "Error getting SA agent", ex); // NOI18N
}
return null;
}
} else if (ds instanceof CoreDump) {
CoreDump coredump = (CoreDump) ds;
File executable = new File(coredump.getExecutable());
File coreFile = coredump.getFile();
if (executable.exists() && coreFile.exists()) {
File jdkHome = executable.getParentFile().getParentFile();
File saJar = getSaJar(jdkHome);
if (saJar == null) {
return null;
}
try {
return new SaModelImpl(jdkHome,saJar,executable,coreFile);
} catch (Exception ex) {
LOGGER.log(Level.INFO, "Unable to retrieve SA agent", ex); // NOI18N
}
return null;
}
}
return null;
}
private File getJdkHome(final JvmJvmstatModel jvmstat) {
File jdkHome = new File(jvmstat.getJavaHome());
if ("jre".equals(jdkHome.getName())) { // NOI18N
jdkHome = jdkHome.getParentFile();
}
return jdkHome;
}
static File getSaJar(File jdkHome) {
File saJar = new File(jdkHome,SA_JAR);
try {
if (saJar.exists()) {
return saJar.getCanonicalFile();
}
} catch (IOException ex) {
LOGGER.log(Level.INFO, saJar.getPath(), ex);
}
return null;
}
private static Boolean is64BitArchitecture(JvmJvmstatModel jvmstat) {
String name = jvmstat.getVmName();
if (name != null) {
return name.toLowerCase().contains("64-bit"); // NOI18N
}
return null;
}
private static Boolean is64BitArchitecture() {
String thisArch = System.getProperty("sun.arch.data.model"); // NOI18N
if (thisArch != null) {
return Boolean.valueOf("64".equals(thisArch)); // NOI18N
}
return null;
}
}