/**
* Returns the debug port to use, as specified by the model. Returns -1 if no usable port could be
* found.
*/
private int _getDebugPort() {
int port = -1;
try {
port = _interactionsModel.getDebugPort();
} catch (IOException ioe) {
/* Can't find port; don't use debugger */
}
return port;
}
/**
* Asks the main jvm for input from the console.
*
* @return the console input
*/
public String getConsoleInput() {
String s = _interactionsModel.getConsoleInput();
// System.err.println("MainJVM.getConsoleInput() returns '" + s + "'");
return s;
}
/** Call invokeSlave with the appropriate JVMBuilder. */
private void _doStartup() {
File dir = _workingDir;
// TODO: Eliminate NULL_FILE. It is a bad idea! The correct behavior when it is used always
// depends on
// context, so it can never be treated transparently. In this case, the process won't start.
if (dir == FileOps.NULL_FILE) {
dir = IOUtil.WORKING_DIRECTORY;
}
List<String> jvmArgs = new ArrayList<String>();
// ConcJUnit argument: -Xbootclasspath/p:rt.concjunit.jar
// ------------------------------------------------------
// this section here loops if the rt.concjunit.jar file is
// being re-generated or the settings are changed
final CompletionMonitor cm = new CompletionMonitor();
boolean repeat;
do {
repeat = false;
File junitLocation = DrJava.getConfig().getSetting(OptionConstants.JUNIT_LOCATION);
boolean javaVersion7 = JavaVersion.CURRENT.supports(JavaVersion.JAVA_7);
// ConcJUnit is available if (a) the built-in framework is used, or (b) the external
// framework is a valid ConcJUnit jar file, AND the compiler is not Java 7 or newer.
boolean concJUnitAvailable =
!javaVersion7
&& (!DrJava.getConfig().getSetting(OptionConstants.JUNIT_LOCATION_ENABLED)
|| edu.rice.cs.drjava.model.junit.ConcJUnitUtils.isValidConcJUnitFile(
junitLocation));
File rtLocation = DrJava.getConfig().getSetting(OptionConstants.RT_CONCJUNIT_LOCATION);
boolean rtLocationConfigured =
edu.rice.cs.drjava.model.junit.ConcJUnitUtils.isValidRTConcJUnitFile(rtLocation);
if (DrJava.getConfig()
.getSetting(OptionConstants.CONCJUNIT_CHECKS_ENABLED)
.equals(OptionConstants.ConcJUnitCheckChoices.ALL)
&& // "lucky" enabled
!rtLocationConfigured
&& // not valid
(rtLocation != null)
&& // not null
(!FileOps.NULL_FILE.equals(rtLocation))
&& // not NULL_FILE
(rtLocation.exists())) { // but exists
// invalid file, clear setting
DrJava.getConfig()
.setSetting(
OptionConstants.CONCJUNIT_CHECKS_ENABLED,
OptionConstants.ConcJUnitCheckChoices.NO_LUCKY);
rtLocationConfigured = false;
javax.swing.JOptionPane.showMessageDialog(
null,
"The selected file is invalid and was disabled:\n" + rtLocation,
"Invalid ConcJUnit Runtime File",
javax.swing.JOptionPane.ERROR_MESSAGE);
}
if (concJUnitAvailable
&& // ConcJUnit available
rtLocationConfigured
&& // runtime configured
DrJava.getConfig()
.getSetting(OptionConstants.CONCJUNIT_CHECKS_ENABLED)
.equals(OptionConstants.ConcJUnitCheckChoices.ALL)) { // and "lucky" enabled
try {
// NOTE: this is a work-around
// it seems like it's impossible to pass long file names here on Windows
// so we are using a clumsy method that determines the short file name
File shortF = FileOps.getShortFile(rtLocation);
// check the JavaVersion of the rt.concjunit.jar file to make sure it is compatible
if (edu.rice.cs.drjava.model.junit.ConcJUnitUtils.isCompatibleRTConcJUnitFile(shortF)) {
// enabled, valid and compatible
// add the JVM argument
jvmArgs.add(
"-Xbootclasspath/p:" + shortF.getAbsolutePath().replace(File.separatorChar, '/'));
} else {
// enabled, valid but incompatible
// ask to regenerate
repeat = true; // re-check settings
cm.reset();
boolean attempted =
edu.rice.cs.drjava.model.junit.ConcJUnitUtils
.showIncompatibleWantToRegenerateDialog(
null,
new Runnable() {
public void run() {
cm.signal();
}
}, // yes
new Runnable() {
public void run() {
cm.signal();
}
}); // no
while (!cm.attemptEnsureSignaled()) ; // wait for dialog to finish
if (!attempted) {
repeat = false;
}
}
} catch (IOException ioe) {
// we couldn't get the short file name (on Windows), disable "lucky" warnings
DrJava.getConfig()
.setSetting(
OptionConstants.CONCJUNIT_CHECKS_ENABLED,
OptionConstants.ConcJUnitCheckChoices.NO_LUCKY);
rtLocationConfigured = false;
javax.swing.JOptionPane.showMessageDialog(
null,
"There was a problem with the selected file, and it was disabled:\n" + rtLocation,
"Invalid ConcJUnit Runtime File",
javax.swing.JOptionPane.ERROR_MESSAGE);
}
}
} while (repeat);
// end of the section that may loop
// ------------------------------------------------------
if (_allowAssertions) {
jvmArgs.add("-ea");
}
int debugPort = _getDebugPort();
if (debugPort > -1) {
jvmArgs.add("-Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=" + debugPort);
jvmArgs.add("-Xdebug");
jvmArgs.add("-Xnoagent");
jvmArgs.add("-Djava.compiler=NONE");
}
String slaveMemory = DrJava.getConfig().getSetting(OptionConstants.SLAVE_JVM_XMX);
if (!"".equals(slaveMemory) && !OptionConstants.heapSizeChoices.get(0).equals(slaveMemory)) {
jvmArgs.add("-Xmx" + slaveMemory + "M");
}
String slaveArgs = DrJava.getConfig().getSetting(OptionConstants.SLAVE_JVM_ARGS);
if (PlatformFactory.ONLY.isMacPlatform()) {
jvmArgs.add("-Xdock:name=Interactions");
}
// add additional boot class path items specified by the selected compiler
for (File f : _interactionsModel.getCompilerBootClassPath()) {
try {
// NOTE: this is a work-around
// it seems like it's impossible to pass long file names here on Windows
// so we are using a clumsy method that determines the short file name
File shortF = FileOps.getShortFile(f);
jvmArgs.add(
"-Xbootclasspath/a:" + shortF.getAbsolutePath().replace(File.separatorChar, '/'));
} catch (IOException ioe) {
// TODO: figure out what to do here. error? warn?
}
}
jvmArgs.addAll(ArgumentTokenizer.tokenize(slaveArgs));
JVMBuilder jvmb = new JVMBuilder(_startupClassPath).directory(dir).jvmArguments(jvmArgs);
// extend classpath if JUnit/ConcJUnit location specified
File junitLocation = DrJava.getConfig().getSetting(OptionConstants.JUNIT_LOCATION);
boolean junitLocationConfigured =
(edu.rice.cs.drjava.model.junit.ConcJUnitUtils.isValidJUnitFile(junitLocation)
|| edu.rice.cs.drjava.model.junit.ConcJUnitUtils.isValidConcJUnitFile(junitLocation));
if (DrJava.getConfig().getSetting(OptionConstants.JUNIT_LOCATION_ENABLED)
&& // enabled
!junitLocationConfigured
&& // not valid
(junitLocation != null)
&& // not null
(!FileOps.NULL_FILE.equals(junitLocation))
&& // not NULL_FILE
(junitLocation.exists())) { // but exists
// invalid file, clear setting
DrJava.getConfig().setSetting(OptionConstants.JUNIT_LOCATION_ENABLED, false);
junitLocationConfigured = false;
}
ArrayList<File> extendedClassPath = new ArrayList<File>();
if (DrJava.getConfig().getSetting(OptionConstants.JUNIT_LOCATION_ENABLED)
&& junitLocationConfigured) {
extendedClassPath.add(junitLocation);
}
for (File f : jvmb.classPath()) {
extendedClassPath.add(f);
}
jvmb = jvmb.classPath(edu.rice.cs.plt.iter.IterUtil.asSizedIterable(extendedClassPath));
// add Java properties controlling ConcJUnit
Map<String, String> props = jvmb.propertiesCopy();
// settings are mutually exclusive
boolean all =
DrJava.getConfig()
.getSetting(OptionConstants.CONCJUNIT_CHECKS_ENABLED)
.equals(OptionConstants.ConcJUnitCheckChoices.ALL);
boolean noLucky =
DrJava.getConfig()
.getSetting(OptionConstants.CONCJUNIT_CHECKS_ENABLED)
.equals(OptionConstants.ConcJUnitCheckChoices.NO_LUCKY);
boolean none =
DrJava.getConfig()
.getSetting(OptionConstants.CONCJUNIT_CHECKS_ENABLED)
.equals(OptionConstants.ConcJUnitCheckChoices.NONE);
// "threads" is enabled as long as the setting isn't NONE
props.put("edu.rice.cs.cunit.concJUnit.check.threads.enabled", new Boolean(!none).toString());
// "join" is enabled for ALL and NO_LUCKY
props.put(
"edu.rice.cs.cunit.concJUnit.check.join.enabled", new Boolean(all || noLucky).toString());
// "lucky" is enabled only for ALL
props.put("edu.rice.cs.cunit.concJUnit.check.lucky.enabled", new Boolean(all).toString());
jvmb = jvmb.properties(props);
invokeSlave(jvmb);
}
/**
* Forwards a call to System.out from InterpreterJVM to the local InteractionsModel.
*
* @param s String that was printed in the other JVM
*/
public void systemOutPrint(String s) {
debug.logStart();
_interactionsModel.replSystemOutPrint(s);
// Utilities.clearEventQueue(); // wait for event queue task to complete
debug.logEnd();
}