PC Online 1998 January/PCO0198.ISO/browser/net_linx/java40.jar/netscape/applet/EmbeddedProgramTaskOwner.class

Java Class File | 1997-11-03 | 3.2 KB | 200 lines

package netscape.applet;

import java.net.URL;
import netscape.application.Application;
import netscape.util.Hashtable;
import netscape.util.Vector;

class EmbeddedProgramTaskOwner implements TaskOwner {
   static Vector taskOwners;
   Vector programs;
   EmbeddedProgramOwner programOwner;
   EmbeddedBeanOwner beanOwner;
   boolean programInitialized = false;

   EmbeddedProgramTaskOwner(EmbeddedObject var1) {
      if (taskOwners == null) {
         taskOwners = new Vector();
      }

      taskOwners.addElement(this);
      if (this.programs == null) {
         this.programs = new Vector();
      }

      this.programs.addElement(var1);
   }

   int count() {
      return this.programs.count();
   }

   void addProgram(EmbeddedObject var1) {
      this.programs.addElement(var1);
   }

   void removeProgram(EmbeddedObject var1) {
      this.programs.removeElement(var1);
      if (this.programs.count() == 0) {
         taskOwners.removeElement(this);
      }

   }

   EmbeddedObject getCurrentProgram() {
      if (this.programs == null) {
         return null;
      } else {
         for(int var2 = 0; var2 < this.programs.size(); ++var2) {
            EmbeddedObject var1 = (EmbeddedObject)this.programs.elementAt(var2);
            if (var1.state == 2) {
               return var1;
            }
         }

         return (EmbeddedObject)this.programs.elementAt(0);
      }
   }

   EmbeddedObject getProgramForBean(EmbeddedObject var1) {
      if (this.programs == null) {
         return null;
      } else {
         EmbeddedObject var3 = null;

         for(int var4 = 0; var4 < this.programs.size(); ++var4) {
            EmbeddedObject var2 = (EmbeddedObject)this.programs.elementAt(var4);
            if (var2.contextID == var1.contextID && var2.task == var1.task) {
               return var2;
            }

            if (var2.contextID == 0 && var2.objectID == 0) {
               var3 = var2;
            }
         }

         return var3;
      }
   }

   static synchronized EmbeddedObject findBean(int var0, int var1) {
      if (taskOwners == null) {
         return null;
      } else {
         for(int var2 = 0; var2 < taskOwners.count(); ++var2) {
            Vector var3 = ((EmbeddedProgramTaskOwner)taskOwners.elementAt(var2)).programs;

            for(int var4 = 0; var4 < var3.count(); ++var4) {
               EmbeddedObject var6 = (EmbeddedObject)var3.elementAt(var4);
               if (var6.contextID == var0 || var6.contextID == 0) {
                  EmbeddedObject var5 = (EmbeddedObject)var6.beans().get(var1);
                  if (var5 != null) {
                     return var5;
                  }
               }
            }
         }

         return null;
      }
   }

   static synchronized EmbeddedObject findProgram(int var0, int var1) {
      if (taskOwners == null) {
         return null;
      } else {
         for(int var2 = 0; var2 < taskOwners.count(); ++var2) {
            Vector var3 = ((EmbeddedProgramTaskOwner)taskOwners.elementAt(var2)).programs;

            for(int var4 = 0; var4 < var3.count(); ++var4) {
               EmbeddedObject var5 = (EmbeddedObject)var3.elementAt(var4);
               if (var5.contextID == var0 && var5.objectID == var1) {
                  return var5;
               }
            }
         }

         return null;
      }
   }

   static synchronized EmbeddedObject findBeanOrProgram(int var0, int var1) {
      EmbeddedObject var2 = findProgram(var0, var1);
      if (var2 == null) {
         var2 = findBean(var0, var1);
      }

      return var2;
   }

   static synchronized EmbeddedObject findJSProgramForTask(Task var0) {
      if (taskOwners == null) {
         return null;
      } else {
         for(int var1 = 0; var1 < taskOwners.count(); ++var1) {
            Vector var2 = ((EmbeddedProgramTaskOwner)taskOwners.elementAt(var1)).programs;
            if (var2.count() > 0) {
               EmbeddedObject var3 = (EmbeddedObject)var2.elementAt(0);
               if (var3.task == var0) {
                  for(int var4 = 0; var4 < var2.count(); ++var4) {
                     var3 = (EmbeddedObject)var2.elementAt(var4);
                     if (var3.contextID == 0 && var3.objectID == 0) {
                        return var3;
                     }
                  }

                  return null;
               }
               break;
            }
         }

         return null;
      }
   }

   int frameContext() {
      EmbeddedObject var1 = this.getCurrentProgram();
      return var1.frameContext;
   }

   URL documentURL() {
      EmbeddedObject var1 = this.getCurrentProgram();
      return var1.documentURL();
   }

   URL codebaseURL() {
      EmbeddedObject var1 = this.getCurrentProgram();
      return var1.codebaseURL();
   }

   Hashtable parameters() {
      EmbeddedObject var1 = this.getCurrentProgram();
      return var1.attributes();
   }

   public void taskWillShutdown(Task var1) {
      for(int var2 = this.programs.count() - 1; var2 >= 0; --var2) {
         EmbeddedObject var3 = (EmbeddedObject)this.programs.elementAt(var2);
         IntTable var4 = var3.beans();

         for(int var5 = var4.count() - 1; var5 >= 0; --var5) {
            EmbeddedObject var6 = (EmbeddedObject)var4.elementAt(var5);
            if (var6.state != 3) {
               var6.stopObject();
            }

            var6.destroyObject();
         }
      }

   }

   public void appDidConstruct(Object var1) {
      TaskAppletContext var2 = new TaskAppletContext(this);
      TaskAppletStub var3 = new TaskAppletStub(var2);
      ((Application)var1).applet().setStub(var3);
      ((Application)var1).appletResources().setBaseURL(this.codebaseURL());
   }
}