sj2/stardiv/controller/SjSettings.java

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  30
  31 package stardiv.controller;
  32
  33 import java.util.Properties;
  34 import java.util.Hashtable;
  35 import java.util.Enumeration;
  36
  37 import com.sun.star.lib.sandbox.SandboxSecurity;
  38
  39 /**
  40  * Ueber diese Klasse werden alle globalen Einstellungen, die fuer das Sj Projekt
  41  * wichtig sind, dokumentiert und modifiziert.
  42  *
  43  * @version    $Version: 1.0 $
  44  * @author     Markus Meyer
  45  *
  46  */
  47 public class SjSettings {
  48     /**
  49      * The following properties are used to setup the environment for
  50      * the stardiv packages.<BR>
  51      * "appletviewer.security.mode"="unrestricted" | "host" | "none": Set the
  52      * security level of the default SecurityManager. The default is "host".<BR>
  53      * "stardiv.security.defaultSecurityManager"="true" | "false": Create and set
  54      * the stardiv.security.AppletSecurity, if the property is "true". This occures
  55      * only in the first call.<BR>
  56      * "stardiv.security.noExit"="true" | "false": no exit is allowed. Use this property
  57      * if you are running more than one java application in the virtual machine. This occures
  58      * only in the first call.<BR>
  59      * "stardiv.security.disableSecurity"="true" | "false": disable security checking. Only usefull
  60      * if a SecurityManager is installed. The default is "false".<BR>
  61      * if you are running more than one java application in the virtual machine. This occures
  62      * only in the first call.<BR>
  63      * "stardiv.js.debugOnError"="true" | "false": Start the javascript ide, if an error
  64      * occures. The default is "false".<BR>
  65      * "stardiv.js.debugImmediate"="true" | "false": Start the javascript ide, if a script
  66      * starts. The default is "false".<BR>
  67      * "stardiv.debug.trace"="messageBox" | "window" | "file" | "none": The trace pipe is
  68      * set to one of the four mediums. The Default is "none".<BR>
  69      * "stardiv.debug.error"="messageBox" | "window" | "file" | "none": The error pipe is
  70      * set to one of the four mediums. The Default is "none".<BR>
  71      * "stardiv.debug.warning"="messageBox" | "window" | "file" | "none": The warning pipe is
  72      * set to one of the four mediums. The Default is "none".<BR>
  73      * If the properties http.proxyHost, http.proxyPort, http.maxConnections,
  74      * http.keepAlive or http.nonProxyHosts are changed, the method
  75      * sun.net.www.http.HttpClient.resetProperties() is called.<BR>
  76      * If the properties ftpProxySet, ftpProxyHost or ftpProxyPort are changed,
  77      * the static variables useFtpProxy, ftpProxyHost and ftpProxyPort in the class
  78      * sun.net.ftp.FtpClient are set.<BR>
  79      * <B>If you are writing your own SecurityManager and ClassLoader, please implement the
  80      * interfaces stardiv.security.ClassLoaderExtension and
  81      * stardiv.security.SecurityManagerExtension. Be shure to set the
  82      * stardiv.security.ClassLoaderFactory, to enable dynamic class loading, otherwise
  83      * the stardiv.security.AppletClassLoader is used. Set the factory with
  84      * SjSettings.setClassLoaderFactory().</B>
  85      */
  86     static public synchronized void changeProperties( Properties pChangeProps )
  87     {
  88         SecurityManager pSM = System.getSecurityManager();
  89         if( pSM != null )
  90             pSM.checkPropertiesAccess();
  91         Properties props = new Properties( System.getProperties() );
  92         boolean bInited = Boolean.getBoolean( "stardiv.controller.SjSettings.inited" );
  93
  94
  95         if( !bInited )
  96         {
  97             // check the awt.toolkit property: if none is set use com.sun.star.comp.jawt.peer.Toolkit
  98             //if ( props.getProperty("awt.toolkit") == null )
  99             //  props.put("awt.toolkit", "com.sun.star.comp.jawt.peer.Toolkit");
 100
 101             // Define a number of standard properties
 102             props.put("acl.read", "+");
 103             props.put("acl.read.default", "");
 104             props.put("acl.write", "+");
 105             props.put("acl.write.default", "");
 106
 107             // Standard browser properties
 108             props.put("browser", "stardiv.applet.AppletViewerFrame");
 109             props.put("browser.version", "4.02");
 110             props.put("browser.vendor", "Sun Microsystems, Inc.");
 111             props.put("http.agent", "JDK/1.1");
 112
 113             // Define which packages can be accessed by applets
 114             props.put("package.restrict.access.sun", "true");
 115             props.put("package.restrict.access.netscape", "true");
 116             props.put("package.restrict.access.stardiv", "true");
 117
 118             // Define which packages can be extended by applets
 119             props.put("package.restrict.definition.java", "true");
 120             props.put("package.restrict.definition.sun", "true");
 121             props.put("package.restrict.definition.netscape", "true");
 122             props.put("package.restrict.definition.stardiv", "true");
 123
 124             // Define which properties can be read by applets.
 125             // A property named by "key" can be read only when its twin
 126             // property "key.applet" is true.  The following ten properties
 127             // are open by default.  Any other property can be explicitly
 128             // opened up by the browser user setting key.applet=true in
 129             // ~/.hotjava/properties.   Or vice versa, any of the following can
 130             // be overridden by the user's properties.
 131             props.put("java.version.applet", "true");
 132             props.put("java.vendor.applet", "true");
 133             props.put("java.vendor.url.applet", "true");
 134             props.put("java.class.version.applet", "true");
 135             props.put("os.name.applet", "true");
 136             props.put("os.version.applet", "true");
 137             props.put("os.arch.applet", "true");
 138             props.put("file.separator.applet", "true");
 139             props.put("path.separator.applet", "true");
 140             props.put("line.separator.applet", "true");
 141
 142         }
 143
 144         // put new and changed properties to the property table
 145         if( pChangeProps != null )
 146         {
 147             Enumeration aEnum = pChangeProps.propertyNames();
 148             while( aEnum.hasMoreElements() )
 149             {
 150                 String aKey = (String)aEnum.nextElement();
 151                 props.put( aKey, pChangeProps.getProperty( aKey ) );
 152             }
 153         }
 154
 155         // Install a property list.
 156         if( !bInited )
 157             props.put( "stardiv.controller.SjSettings.inited", "true" );
 158         System.setProperties(props);
 159         if( !bInited )
 160         {
 161             // Security Manager setzten
 162             boolean bNoExit = Boolean.getBoolean( "stardiv.security.noExit" );
 163             //Create and install the security manager
 164             if (System.getSecurityManager() == null)
 165                 System.setSecurityManager(new SandboxSecurity(bNoExit));
 166
 167 //                      if( Boolean.getBoolean("stardiv.controller.installConsole") )
 168 //                              Console.installConsole();
 169         }
 170     }
 171
 172     private static boolean equalsImpl( Object p1, Object p2 )
 173     {
 174         return p1 == p2 || (p1 != null && p2 != null && p1.equals( p2 ) );
 175     }
 176 }
 177
 178
 179