Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / binding / impl / ByteBindingDefault.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/impl/ByteBindingDefault.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/impl/ByteBindingDefault.java
new file mode 100644 (file)
index 0000000..bc599e7
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/impl/ByteBindingDefault.java
@@ -0,0 +1,98 @@
+/*******************************************************************************\r
+ *  Copyright (c) 2010 Association for Decentralized Information Management in\r
+ *  Industry THTH ry.\r
+ *  All rights reserved. This program and the accompanying materials\r
+ *  are made available under the terms of the Eclipse Public License v1.0\r
+ *  which accompanies this distribution, and is available at\r
+ *  http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ *  Contributors:\r
+ *      VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.databoard.binding.impl;
+
+import org.simantics.databoard.binding.ByteBinding;\r
+import org.simantics.databoard.binding.error.BindingException;\r
+import org.simantics.databoard.binding.error.UnsupportedOperationException;\r
+import org.simantics.databoard.type.ByteType;\r
+
+/**
+ * Binds ByteType to java.lang.Byte-class
+ *
+ * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
+ */
+public class ByteBindingDefault extends ByteBinding {
+       
+       public ByteBindingDefault(ByteType type) {
+               super(type);
+       }
+       
+       public Object create(byte value) {
+               return Byte.valueOf(value);
+       }
+       
+       public Object create(Byte value) {
+               return value;
+       }
+       
+       @Override
+       public Object create(Number value) 
+       {
+               if (value.getClass()==Byte.class) return value;
+               return Byte.valueOf( value.byteValue() );
+       }       
+       
+       @Override
+       public Object create(String value) throws BindingException {
+               try {\r
+                       return Byte.parseByte(value);\r
+               } catch (java.lang.NumberFormatException e) {\r
+                       throw new BindingException( e );\r
+               }\r
+       }
+               
+       public Byte getValue(Object obj)
+       throws BindingException
+       {
+               if (obj.getClass()!=Byte.class) throw new BindingException("Unexpected class "+obj.getClass().getSimpleName()+", Byte expected");
+               return ((Byte)obj);
+       }
+       
+       public byte getValue_(Object obj)
+       throws BindingException
+       {
+               if (obj.getClass()!=Byte.class) throw new BindingException("Unexpected class "+obj.getClass().getSimpleName()+", Byte expected");
+               return ((Byte)obj);
+       }
+
+       @Override
+       public void setValue(Object obj, Number value) throws BindingException {
+               throw new UnsupportedOperationException("Cannot change the value of immutable java.lang.Byte");
+       }
+               
+       public void setValue(Object obj, byte value) throws BindingException {
+               throw new UnsupportedOperationException("Cannot change the value of immutable java.lang.Byte");
+       }
+       
+       @Override
+       public boolean isInstance(Object obj) {
+               return obj instanceof Byte;
+       }
+       
+       @Override
+       public boolean isImmutable() {
+               return true;
+       }
+\r
+    @Override\r
+    public int compare(Object o1, Object o2)\r
+    {\r
+       Byte d1 = (Byte) o1;\r
+       Byte d2 = (Byte) o2;\r
+       int d = d1-d2;\r
+       return d == 0 ? 0 : (d<0?-1:1);\r
+    }\r
+       \r
+
+}
+