Dynamic HTML Construction Kit/Dynamic HTML Construction Kit.iso/earthlink/nscomm/java40.jar/java/awt/MediaTracker.class

Java Class File | 1997-11-03 | 2.4 KB | 226 lines

package java.awt;

import java.io.Serializable;

public class MediaTracker implements Serializable {
   Component target;
   MediaEntry head;
   public static final int LOADING = 1;
   public static final int ABORTED = 2;
   public static final int ERRORED = 4;
   public static final int COMPLETE = 8;
   static final int DONE = 14;

   public MediaTracker(Component var1) {
      this.target = var1;
   }

   public void addImage(Image var1, int var2) {
      this.addImage(var1, var2, -1, -1);
   }

   public synchronized void addImage(Image var1, int var2, int var3, int var4) {
      this.head = MediaEntry.insert(this.head, new ImageMediaEntry(this, var1, var2, var3, var4));
   }

   public boolean checkAll() {
      return this.checkAll(false);
   }

   public synchronized boolean checkAll(boolean var1) {
      MediaEntry var2 = this.head;

      boolean var3;
      for(var3 = true; var2 != null; var2 = var2.next) {
         if ((var2.getStatus(var1) & 14) == 0) {
            var3 = false;
         }
      }

      return var3;
   }

   public synchronized boolean isErrorAny() {
      for(MediaEntry var1 = this.head; var1 != null; var1 = var1.next) {
         if ((var1.getStatus(false) & 4) != 0) {
            return true;
         }
      }

      return false;
   }

   public synchronized Object[] getErrorsAny() {
      MediaEntry var1 = this.head;

      int var2;
      for(var2 = 0; var1 != null; var1 = var1.next) {
         if ((var1.getStatus(false) & 4) != 0) {
            ++var2;
         }
      }

      if (var2 == 0) {
         return null;
      } else {
         Object[] var3 = new Object[var2];
         var1 = this.head;

         for(int var5 = 0; var1 != null; var1 = var1.next) {
            if ((var1.getStatus(false) & 4) != 0) {
               var3[var5++] = var1.getMedia();
            }
         }

         return var3;
      }
   }

   public void waitForAll() throws InterruptedException {
      this.waitForAll(0L);
   }

   public synchronized boolean waitForAll(long var1) throws InterruptedException {
      long var3 = System.currentTimeMillis() + var1;
      boolean var5 = true;

      while(true) {
         int var6 = this.statusAll(var5);
         if ((var6 & 1) == 0) {
            if (var6 != 8) {
               return false;
            }

            return true;
         }

         var5 = false;
         long var7;
         if (var1 == 0L) {
            var7 = 0L;
         } else {
            var7 = var3 - System.currentTimeMillis();
            if (var7 <= 0L) {
               return false;
            }
         }

         this.wait(var7);
      }
   }

   public int statusAll(boolean var1) {
      MediaEntry var2 = this.head;

      int var3;
      for(var3 = 0; var2 != null; var2 = var2.next) {
         var3 |= var2.getStatus(var1);
      }

      return var3;
   }

   public boolean checkID(int var1) {
      return this.checkID(var1, false);
   }

   public synchronized boolean checkID(int var1, boolean var2) {
      MediaEntry var3 = this.head;

      boolean var4;
      for(var4 = true; var3 != null; var3 = var3.next) {
         if (var3.getID() == var1 && (var3.getStatus(var2) & 14) == 0) {
            var4 = false;
         }
      }

      return var4;
   }

   public synchronized boolean isErrorID(int var1) {
      for(MediaEntry var2 = this.head; var2 != null; var2 = var2.next) {
         if (var2.getID() == var1 && (var2.getStatus(false) & 4) != 0) {
            return true;
         }
      }

      return false;
   }

   public synchronized Object[] getErrorsID(int var1) {
      MediaEntry var2 = this.head;

      int var3;
      for(var3 = 0; var2 != null; var2 = var2.next) {
         if (var2.getID() == var1 && (var2.getStatus(false) & 4) != 0) {
            ++var3;
         }
      }

      if (var3 == 0) {
         return null;
      } else {
         Object[] var4 = new Object[var3];
         var2 = this.head;

         for(int var6 = 0; var2 != null; var2 = var2.next) {
            if (var2.getID() == var1 && (var2.getStatus(false) & 4) != 0) {
               var4[var6++] = var2.getMedia();
            }
         }

         return var4;
      }
   }

   public void waitForID(int var1) throws InterruptedException {
      this.waitForID(var1, 0L);
   }

   public synchronized boolean waitForID(int var1, long var2) throws InterruptedException {
      long var4 = System.currentTimeMillis() + var2;
      boolean var6 = true;

      while(true) {
         int var7 = this.statusID(var1, var6);
         if ((var7 & 1) == 0) {
            if (var7 != 8) {
               return false;
            }

            return true;
         }

         var6 = false;
         long var8;
         if (var2 == 0L) {
            var8 = 0L;
         } else {
            var8 = var4 - System.currentTimeMillis();
            if (var8 <= 0L) {
               return false;
            }
         }

         this.wait(var8);
      }
   }

   public int statusID(int var1, boolean var2) {
      MediaEntry var3 = this.head;

      int var4;
      for(var4 = 0; var3 != null; var3 = var3.next) {
         if (var3.getID() == var1) {
            var4 |= var3.getStatus(var2);
         }
      }

      return var4;
   }

   synchronized void setDone() {
      this.notifyAll();
   }
}