bundles/org.simantics.databoard/src/org/simantics/databoard/binding/impl/UnsignedLongBinding.java

   1 package org.simantics.databoard.binding.impl;\r
   2 \r
   3 import org.simantics.databoard.binding.LongBinding;\r
   4 import org.simantics.databoard.binding.error.BindingException;\r
   5 import org.simantics.databoard.primitives.UnsignedLong;\r
   6 import org.simantics.databoard.type.LongType;\r
   7 \r
   8 /**\r
   9  * Binding of {@link UnsignedLong} to long type.\r
  10  * This is bitwise binding, i.e. high values are negative.\r
  11  * \r
  12  * @author Toni Kalajainen <toni.kalajainen@iki.fi>\r
  13  */\r
  14 public abstract class UnsignedLongBinding extends LongBinding {\r
  15 \r
  16         UnsignedLongBinding(LongType type) {\r
  17                 super(type);\r
  18         }\r
  19         \r
  20         public static class Immutable extends UnsignedLongBinding {\r
  21 \r
  22                 public Immutable(LongType type) {\r
  23                         super(type);\r
  24                 }\r
  25 \r
  26                 @Override\r
  27                 public Object create(Number value) throws BindingException {\r
  28                         return UnsignedLong.fromBits(value.longValue());\r
  29                 }\r
  30 \r
  31                 @Override\r
  32                 public Object create(String value) throws BindingException {\r
  33                         try {\r
  34                                 return new UnsignedLong.Immutable(value);\r
  35                         } catch (java.lang.IllegalArgumentException e) {\r
  36                                 throw new BindingException( e );\r
  37                         }\r
  38                 }\r
  39 \r
  40                 @Override\r
  41                 public Object create(long value) throws BindingException {\r
  42                         return UnsignedLong.fromBits(value);\r
  43                 }\r
  44 \r
  45                 @Override\r
  46                 public Object create(Long value) throws BindingException {\r
  47                         return UnsignedLong.fromBits(value);\r
  48                 }\r
  49 \r
  50                 @Override\r
  51                 public void setValue(Object obj, long value) throws BindingException {\r
  52                         throw new BindingException("UnsignedLong is immutable class");\r
  53                 }\r
  54 \r
  55                 @Override\r
  56                 public void setValue(Object obj, Number value) throws BindingException {\r
  57                         throw new BindingException("UnsignedLong is immutable class");\r
  58                 }\r
  59                 \r
  60                 @Override\r
  61                 public boolean isImmutable() {\r
  62                         return true;\r
  63                 }\r
  64                 \r
  65                 @Override\r
  66                 public boolean isInstance(Object obj) {\r
  67                         return obj instanceof UnsignedLong.Immutable;\r
  68                 }\r
  69                 \r
  70         }\r
  71 \r
  72         public static class Mutable extends UnsignedLongBinding {\r
  73 \r
  74                 public Mutable(LongType type) {\r
  75                         super(type);\r
  76                 }\r
  77 \r
  78                 @Override\r
  79                 public Object create(Number value) throws BindingException {\r
  80                         return UnsignedLong.Mutable.fromBits(value.longValue());\r
  81                 }\r
  82 \r
  83                 @Override\r
  84                 public Object create(String value) throws BindingException {\r
  85                         return new UnsignedLong.Mutable(value);\r
  86                 }\r
  87 \r
  88                 @Override\r
  89                 public void setValue(Object obj, Number value) throws BindingException {\r
  90                         UnsignedLong.Mutable v = (UnsignedLong.Mutable) obj;\r
  91                         v.setValue(value.longValue());\r
  92                 }\r
  93                 \r
  94                 @Override\r
  95                 public boolean isImmutable() {\r
  96                         return false;\r
  97                 }\r
  98 \r
  99                 @Override\r
 100                 public Object create(long value) throws BindingException {\r
 101                         return UnsignedLong.Mutable.fromBits(value);\r
 102                 }\r
 103 \r
 104                 @Override\r
 105                 public Object create(Long value) throws BindingException {\r
 106                         return UnsignedLong.Mutable.fromBits(value);\r
 107                 }\r
 108 \r
 109                 @Override\r
 110                 public void setValue(Object obj, long value) throws BindingException {\r
 111                         UnsignedLong.Mutable v = (UnsignedLong.Mutable) obj;\r
 112                         v.setValue(value);\r
 113                 }\r
 114 \r
 115                 @Override\r
 116                 public boolean isInstance(Object obj) {\r
 117                         return obj instanceof UnsignedLong.Mutable;\r
 118                 }\r
 119                 \r
 120         }       \r
 121         \r
 122         @Override\r
 123         public String toString(Object value) throws BindingException {\r
 124                 return value.toString();\r
 125         }\r
 126 \r
 127         @Override\r
 128         public Long getValue(Object o) throws BindingException {\r
 129                 UnsignedLong v = (UnsignedLong) o;\r
 130                 return v.toBits();\r
 131         }\r
 132 \r
 133         @Override\r
 134         public long getValue_(Object o) throws BindingException {\r
 135                 UnsignedLong v = (UnsignedLong) o;\r
 136                 return v.toBits();\r
 137         }\r
 138 \r
 139 }\r