private static String getEclipseHomeLocation(String launcher) {
if (launcher == null) return null;
File launcherFile = new File(launcher);
if (launcherFile.getParent() == null) return null;
File launcherDir = new File(launcherFile.getParent());
// check for mac os; the os check is copied from EclipseEnvironmentInfo.
String macosx = org.eclipse.osgi.service.environment.Constants.OS_MACOSX;
if (macosx.equals(EclipseEnvironmentInfo.getDefault().getOS()))
launcherDir = getMacOSEclipsoeHomeLocation(launcherDir);
return (launcherDir.exists() && launcherDir.isDirectory())
? launcherDir.getAbsolutePath()
: null;
}
private synchronized void initialize() {
if (eclipse != null) {
return;
}
final File p2BridgePluginDir = getP2BridgePluginDir();
final File p2BridgeRuntimeDir =
new File(
applicationConfiguration.getTemporaryDirectory(), "nexus-p2-bridge-plugin/runtime");
final File p2BridgeTempDir =
new File(applicationConfiguration.getTemporaryDirectory(), "nexus-p2-bridge-plugin/tmp");
final File eclipseDir = new File(p2BridgeRuntimeDir, "eclipse");
// if temporary plugin directory exists, remove it to avoid the fact that eclipse stores
// absolute paths to
// installed bundles (see NXCM-4475)
try {
DirSupport.deleteIfExists(p2BridgeRuntimeDir.toPath());
} catch (IOException e) {
throw new RuntimeException(
"Cannot delete nexus-p2-bridge temporary directory "
+ p2BridgeRuntimeDir.getAbsolutePath(),
e);
}
try {
DirSupport.mkdir(p2BridgeRuntimeDir.toPath());
} catch (IOException e) {
throw new RuntimeException(
"Cannot create nexus-p2-bridge temporary directory "
+ p2BridgeRuntimeDir.getAbsolutePath(),
e);
}
// create a fresh eclipse instance
try {
unArchiver.setSourceFile(new File(p2BridgePluginDir, "p2-runtime/eclipse.zip"));
unArchiver.setDestDirectory(p2BridgeRuntimeDir);
unArchiver.extract();
} catch (final Exception e) {
throw new RuntimeException("Cannot unpack Eclipse", e);
}
final EclipseLocation eclipseLocation =
eclipseLocationFactory.createStaticEclipseLocation(eclipseDir);
eclipse = eclipseBridge.createInstance(eclipseLocation);
try {
{
// TODO is this really necessary?
final File secureStorage =
new File(
applicationConfiguration.getConfigurationDirectory(), "eclipse.secure_storage");
if (secureStorage.exists() && !secureStorage.delete()) {
throw new RuntimeException(
"Could not delete Eclipse secure storage " + secureStorage.getAbsolutePath());
}
EclipseEnvironmentInfo.setAppArgs(
new String[] {"-eclipse.keyring", secureStorage.getAbsolutePath()});
}
eclipse.start(initParams(p2BridgePluginDir, eclipseDir, p2BridgeTempDir));
final File[] bundles =
new File(p2BridgePluginDir, "p2-runtime/bundles")
.listFiles(
new FilenameFilter() {
@Override
public boolean accept(final File dir, final String name) {
return name.endsWith(".jar");
}
});
for (final File bundle : bundles) {
eclipse.startBundle(eclipse.installBundle(bundle.toURI().toASCIIString()));
}
} catch (final Exception e) {
throw new RuntimeException(e);
}
}