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package org.netbeans.modules.customerdb;
import java.io.File;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.openide.execution.NbProcessDescriptor;
import org.openide.util.Exceptions;
import org.openide.util.NbBundle;
import org.openide.util.Utilities;
public class JavaDBSupport {
public static final String JAVADB_HOME = "javadb.home";
public static final String JAVADB_PROPERTIES_HOME = "javadb.properties.home";
public static void ensureStartedDB() {
try {
startDB();
} catch (IOException ex) {
Exceptions.printStackTrace(ex);
}
}
private static void startDB() throws IOException {
String java = null;
File javaExecuble = new File(System.getProperty("java.home"), "/bin/java" + (Utilities.isWindows() ? ".exe" : "")); // NOI18N
if (javaExecuble != null && javaExecuble.exists()) {
if (javaExecuble.canExecute()) {
java = javaExecuble.getAbsolutePath();
}
}
if (java == null) {
// XXX: MessageBox
}
if (getDerbyInstallation() == null) {
// XXX: MessageBox
}
// java -Dderby.system.home="<userdir/derby>" -classpath
// "<DERBY_INSTALL>/lib/derby.jar:<DERBY_INSTALL>/lib/derbytools.jar:<DERBY_INSTALL>/lib/derbynet.jar"
// org.apache.derby.drda.NetworkServerControl start
NbProcessDescriptor desc = new NbProcessDescriptor(
java,
"-Dderby.system.home=\"" + getDerbySystemHome() + "\" " +
"-classpath \"" + getNetworkServerClasspath() + "\"" +
" org.apache.derby.drda.NetworkServerControl start"
);
Logger.getLogger(JavaDBSupport.class.getName()).log(Level.FINE, "Running {0} {1}", new String[] {desc.getProcessName(), desc.getArguments()});
Process process = desc.exec(null, getEnvironment(), true, getDerbyInstallation());
if (process == null) {
Logger.getLogger(JavaDBSupport.class.getName()).log(Level.FINE, "Process {0} is running.", new Object[] {process});
} else {
Logger.getLogger(JavaDBSupport.class.getName()).log(Level.FINE, "Process didn't start.");
}
}
private static String getDerbySystemHome() {
String home = null;
home = System.getProperty(JAVADB_PROPERTIES_HOME);
if (home == null || home.length() == 0) {
// path to the default place of Java DB server in NB IDE
home = System.getProperty("user.home") + "/.netbeans-derby/";
}
return home;
}
private static String getNetworkServerClasspath() {
File f = getDerbyInstallation();
if (f == null) {
throw new IllegalStateException("No JavaDB installation found.");
}
return
new File(f, "lib/derby.jar").getAbsolutePath() + File.pathSeparator +
new File(f, "lib/derbytools.jar").getAbsolutePath() + File.pathSeparator +
new File(f, "lib/derbynet.jar").getAbsolutePath();
}
private static File getDerbyInstallation() {
File f = null;
String javaDBHome = System.getProperty(JAVADB_HOME);
if (javaDBHome == null) {
javaDBHome = NbBundle.getMessage(JavaDBSupport.class, JAVADB_HOME);
if (javaDBHome != null) {
f = new File(javaDBHome);
} else {
String javaHome = System.getProperty("java.home");
// path to JavaDB in JDK6
f = new File(javaHome + "/../db/");
}
} else {
f = new File(javaDBHome);
}
return f != null && f.exists() ? f : null;
}
private static String[] getEnvironment() {
String location = getDerbyInstallation().getAbsolutePath();
if (location.equals("")) { // NOI18N
return null;
}
return new String[] { "DERBY_INSTALL=" + location }; // NOI18N
}
}