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package tsukuba_bunko.peko.resource; |
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import java.io.File; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import tsukuba_bunko.resource.Resources; |
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import tsukuba_bunko.peko.InitializationError; |
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import tsukuba_bunko.peko.Logger; |
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import tsukuba_bunko.util.ResourceLocator; |
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public class LocationConfigurator { |
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public LocationConfigurator() |
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{ |
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super(); |
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} |
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protected File detectInstallDirectory() |
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{ |
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File baseLocation = null; |
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try { |
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ResourceLocator locator = ResourceLocator.newInstance(); |
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baseLocation = locator.findLocation( "tsukuba_bunko/peko/PekoSystem.class" ); |
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if( baseLocation.isFile() ) { |
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baseLocation = baseLocation.getParentFile().getParentFile(); |
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} |
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else { |
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baseLocation = baseLocation.getParentFile(); |
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} |
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} |
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catch( Exception e ) { |
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Logger.fatal( MessageIDs.RES0006F, e ); |
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throw new InitializationError( "fail to detect install directory.", e ); |
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} |
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Logger.debug( "install dir: " + baseLocation.getAbsolutePath() ); |
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return baseLocation; |
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} |
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protected URL configureDirectoryURL( String directory, File installDir ) |
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{ |
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File dataDirectory = new File( installDir, directory ); |
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Logger.debug( "dir: " + dataDirectory ); |
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if( dataDirectory.isDirectory() ) { |
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try { |
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return dataDirectory.toURL(); |
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} |
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catch( MalformedURLException mue ) { |
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InitializationError ie = new InitializationError( "invalid data directory.", mue ); |
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Logger.fatal( MessageIDs.RES0008F, new Object[]{directory}, ie ); |
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throw ie; |
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} |
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} |
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else if( dataDirectory.isFile() ) { |
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try { |
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return new URL( "jar:" + dataDirectory.toURL().toString() + "!/" ); |
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} |
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catch( MalformedURLException mue ) { |
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InitializationError ie = new InitializationError( "invalid data directory.", mue ); |
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Logger.fatal( MessageIDs.RES0008F, new Object[]{directory}, ie ); |
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throw ie; |
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} |
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} |
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else { |
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InitializationError ie = new InitializationError( "invalid data directory." ); |
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Logger.fatal( MessageIDs.RES0008F, new Object[]{directory}, ie ); |
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throw ie; |
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} |
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} |
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protected File ensureSaveDirectory( String directory, File installDir ) |
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{ |
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File saveDir = new File( installDir, directory ); |
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if( saveDir.exists() ) { |
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if( saveDir.isDirectory() ) { |
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return saveDir; |
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} |
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else { |
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InitializationError ie = new InitializationError( "already exist file." ); |
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Logger.fatal( MessageIDs.RES0012F, ie ); |
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throw ie; |
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} |
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} |
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else { |
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if( !saveDir.mkdir() ) { |
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InitializationError ie = new InitializationError( "fail to create dir." ); |
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Logger.fatal( MessageIDs.RES0013F, ie ); |
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throw ie; |
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} |
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return saveDir; |
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} |
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} |
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public LocationResources configure( Resources systemResources ) |
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{ |
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LocationResources locations = new LocationResources(); |
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File installDir = detectInstallDirectory(); |
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String[] keys = { "scenes", "images", "sounds", "misc" }; |
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URL url = null; |
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String value = null; |
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for( int i = 0; i < keys.length; ++i ) { |
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value = (String)systemResources.getResource( "peko.system.location." + keys[i] ); |
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if( value == null ) { |
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InitializationError ie = new InitializationError( "directory is not specified." ); |
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Logger.fatal( MessageIDs.RES0011F, new Object[]{keys[i]}, ie ); |
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throw ie; |
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} |
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else { |
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url = configureDirectoryURL( value, installDir ); |
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Logger.debug( url.toString() ); |
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locations.setResource( "peko.system.location." + keys[i], url ); |
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} |
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} |
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String saveDirectory = (String)systemResources.getResource( "peko.system.location.save" ); |
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if( saveDirectory == null ) { |
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saveDirectory = "save"; |
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} |
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locations.setResource( LocationResources.DIR_SAVE, ensureSaveDirectory(saveDirectory, installDir) ); |
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locations.setResource( LocationResources.DIR_INSTALL, installDir ); |
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return locations; |
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} |
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} |