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added backend home configuration

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This commit is contained in:
Sebastian Sdorra
2011-03-12 10:42:58 +01:00
parent 6764b9cfb1
commit 5acd79b8c8
3 changed files with 132 additions and 1 deletions
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91
scm-plugin-backend/src/main/java/sonia/scm/plugin/ScmBackendModule.java
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@@ -35,12 +35,21 @@ package sonia.scm.plugin;
//~--- non-JDK imports --------------------------------------------------------
import com.google.inject.name.Names;
import com.google.inject.servlet.ServletModule;
import sonia.scm.ConfigurationException;
import sonia.scm.plugin.scanner.DefaultPluginScannerFactory;
import sonia.scm.plugin.scanner.PluginScannerFactory;
import sonia.scm.plugin.scanner.PluginScannerScheduler;
import sonia.scm.plugin.scanner.TimerPluginScannerScheduler;
import sonia.scm.util.Util;
//~--- JDK imports ------------------------------------------------------------
import java.io.File;
import javax.xml.bind.JAXB;
/**
*
@@ -49,6 +58,20 @@ import sonia.scm.plugin.scanner.TimerPluginScannerScheduler;
public class ScmBackendModule extends ServletModule
{
/** Field description */
public static final String DIRECTORY_DEFAULT = ".scm-backend";
/** Field description */
public static final String DIRECTORY_ENVIRONMENT = "SCMBACKEND_HOME";
/** Field description */
public static final String DIRECTORY_PROPERTY = "scm-backend.home";
/** Field description */
public static final String FILE_CONFIG = "config.xml";
//~--- methods --------------------------------------------------------------
/**
* Method description
*
@@ -56,8 +79,76 @@ public class ScmBackendModule extends ServletModule
@Override
protected void configureServlets()
{
File baseDirectory = findBaseDirectory();
if (baseDirectory == null)
{
throw new ConfigurationException("could not find base directory");
}
File configurationFile = getConfigurationFile(baseDirectory);
if (!configurationFile.exists())
{
throw new ConfigurationException(
"could not find configuration at ".concat(
configurationFile.getPath()));
}
BackendConfiguration configuration = JAXB.unmarshal(baseDirectory,
BackendConfiguration.class);
bind(File.class).annotatedWith(Names.named(DIRECTORY_PROPERTY)).toInstance(
baseDirectory);
bind(BackendConfiguration.class).toInstance(configuration);
bind(PluginBackend.class).to(DefaultPluginBackend.class);
bind(PluginScannerFactory.class).to(DefaultPluginScannerFactory.class);
bind(PluginScannerScheduler.class).to(TimerPluginScannerScheduler.class);
}
/**
* Method description
*
*
* @return
*/
private File findBaseDirectory()
{
String path = System.getProperty(DIRECTORY_PROPERTY);
if (Util.isEmpty(path))
{
path = System.getenv(DIRECTORY_ENVIRONMENT);
if (Util.isEmpty(path))
{
path = System.getProperty("user.home").concat(File.separator).concat(
DIRECTORY_DEFAULT);
}
}
File directory = new File(path);
if (!directory.exists() &&!directory.mkdirs())
{
throw new IllegalStateException("could not create directory");
}
return directory;
}
//~--- get methods ----------------------------------------------------------
/**
* Method description
*
*
* @param baseDirectory
*
* @return
*/
private File getConfigurationFile(File baseDirectory)
{
return new File(baseDirectory, FILE_CONFIG);
}
}