--- /dev/null
+/*******************************************************************************\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.factory;
+
+import java.util.Map;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.binding.Binding;\r
+import org.simantics.databoard.binding.error.BindingConstructionException;\r
+import org.simantics.databoard.binding.impl.BooleanArrayBinding;\r
+import org.simantics.databoard.binding.impl.BooleanBindingDefault;\r
+import org.simantics.databoard.binding.impl.ByteArrayBinding;\r
+import org.simantics.databoard.binding.impl.ByteBindingDefault;\r
+import org.simantics.databoard.binding.impl.DoubleArrayBinding;\r
+import org.simantics.databoard.binding.impl.DoubleBindingDefault;\r
+import org.simantics.databoard.binding.impl.FloatArrayBinding;\r
+import org.simantics.databoard.binding.impl.FloatBindingDefault;\r
+import org.simantics.databoard.binding.impl.IntArrayBinding;\r
+import org.simantics.databoard.binding.impl.IntegerBindingDefault;\r
+import org.simantics.databoard.binding.impl.LongArrayBinding;\r
+import org.simantics.databoard.binding.impl.LongBindingDefault;\r
+import org.simantics.databoard.binding.impl.ObjectArrayBinding;\r
+import org.simantics.databoard.binding.impl.StringBindingDefault;\r
+import org.simantics.databoard.binding.impl.TreeMapBinding;\r
+import org.simantics.databoard.binding.mutable.ContainerOptionalBinding;\r
+import org.simantics.databoard.binding.mutable.UnionTaggedObjectBinding;\r
+import org.simantics.databoard.type.ArrayType;\r
+import org.simantics.databoard.type.BooleanType;\r
+import org.simantics.databoard.type.ByteType;\r
+import org.simantics.databoard.type.Datatype;\r
+import org.simantics.databoard.type.DoubleType;\r
+import org.simantics.databoard.type.FloatType;\r
+import org.simantics.databoard.type.IntegerType;\r
+import org.simantics.databoard.type.LongType;\r
+import org.simantics.databoard.type.MapType;\r
+import org.simantics.databoard.type.OptionalType;\r
+import org.simantics.databoard.type.RecordType;\r
+import org.simantics.databoard.type.StringType;\r
+import org.simantics.databoard.type.UnionType;\r
+
+/**
+ * DefaultBindingScheme is a type to binding mapping that binds any DataType to an Object.\r
+ * All resulting bindings typicaly immutable java classes.
+ *
+ * DataType | Class of the bound instance
+ * ===================|==================
+ * BooleanType | Boolean.class
+ * ByteType | Byte.class
+ * FloatType | Float.class
+ * DoubleType | Double.class
+ * IntegerType | Int.class
+ * LongType | Long.class
+ * StringType | String.class
+ * UnionType | TaggedObject.class
+ * OptionType | ValueContainer.class
+ * RecordType | Object[].class
+ * MapType | TreeMap.class
+ * VariantType | Variant.class\r
+ * ArrayType(Boolean) | boolean[].class\r
+ * ArrayType(Byte) | byte[].class\r
+ * ArrayType(Integer) | int[].class\r
+ * ArrayType(Long) | long[].class\r
+ * ArrayType(Float) | float[].class\r
+ * ArrayType(Double) | double[].class\r
+ * ArrayType(Byte) | byte[].class\r
+ * ArrayType( T ) | Object[].class\r
+ *
+ *
+ * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
+ */
+public class DefaultBindingFactory extends TypeBindingFactory {\r
+ \r
+ /**\r
+ * Construct a binding factory.\r
+ */\r
+ public DefaultBindingFactory() {\r
+ super();\r
+ }\r
+ \r
+ /**\r
+ * Construct a scheme factory that appends constructed bindings to the user given\r
+ * repository \r
+ * \r
+ * @param repository repository where bindings are placed\r
+ */\r
+ public DefaultBindingFactory(Map<Datatype, Binding> repository) {\r
+ super(repository);\r
+ }\r
+\r
+ @Override\r
+ protected Binding doConstruct(Datatype type)\r
+ throws BindingConstructionException {\r
+\r
+ // Exact, non-annotated types\r
+ if (type.equals( Bindings.BOOLEAN.type() )) return Bindings.BOOLEAN;\r
+ if (type.equals( Bindings.BYTE.type() )) return Bindings.BYTE;\r
+ if (type.equals( Bindings.INTEGER.type() )) return Bindings.INTEGER;\r
+ if (type.equals( Bindings.LONG.type() )) return Bindings.LONG;\r
+ if (type.equals( Bindings.FLOAT.type() )) return Bindings.FLOAT;\r
+ if (type.equals( Bindings.DOUBLE.type() )) return Bindings.DOUBLE;\r
+ if (type.equals( Bindings.STRING.type() )) return Bindings.STRING;\r
+ if (type.equals( Bindings.VARIANT.type() )) return Bindings.VARIANT;\r
+ if (type.equals( Bindings.BOOLEAN_ARRAY.type() )) return Bindings.BOOLEAN_ARRAY;\r
+ if (type.equals( Bindings.BYTE_ARRAY.type() )) return Bindings.BYTE_ARRAY;\r
+ if (type.equals( Bindings.INT_ARRAY.type() )) return Bindings.INT_ARRAY;\r
+ if (type.equals( Bindings.LONG_ARRAY.type() )) return Bindings.LONG_ARRAY;\r
+ if (type.equals( Bindings.FLOAT_ARRAY.type() )) return Bindings.FLOAT_ARRAY;\r
+ if (type.equals( Bindings.DOUBLE_ARRAY.type() )) return Bindings.DOUBLE_ARRAY;\r
+ if (type.equals( Bindings.BOOLEAN_ARRAY.type() )) return Bindings.BOOLEAN_ARRAY;\r
+ if (type.equals( Bindings.STRING_ARRAY.type() )) return Bindings.STRING_ARRAY;\r
+ \r
+ // Annotated types \r
+ if (type instanceof BooleanType) return new BooleanBindingDefault((BooleanType)type);\r
+ if (type instanceof DoubleType) return new DoubleBindingDefault((DoubleType)type);\r
+ if (type instanceof FloatType) return new FloatBindingDefault((FloatType)type);\r
+ if (type instanceof ByteType) return new ByteBindingDefault((ByteType)type);\r
+ if (type instanceof IntegerType) return new IntegerBindingDefault((IntegerType)type);\r
+ if (type instanceof LongType) return new LongBindingDefault((LongType)type);\r
+ if (type instanceof StringType) return new StringBindingDefault((StringType)type);\r
+ \r
+ // Constructed types\r
+ if (type instanceof ArrayType) {
+ ArrayType arrayType = (ArrayType) type;
+ Datatype componentType = arrayType.componentType();\r
+
+ if (componentType instanceof BooleanType) return BooleanArrayBinding.createFrom(arrayType);\r
+ if (componentType instanceof ByteType) return ByteArrayBinding.createFrom(arrayType);\r
+ if (componentType instanceof IntegerType) return IntArrayBinding.createFrom(arrayType);\r
+ if (componentType instanceof LongType) return LongArrayBinding.createFrom(arrayType);\r
+ if (componentType instanceof FloatType) return FloatArrayBinding.createFrom(arrayType);\r
+ if (componentType instanceof DoubleType) return DoubleArrayBinding.createFrom(arrayType);\r
+\r
+ ObjectArrayBinding binding = new ObjectArrayBinding(arrayType, null);\r
+ inprogress.put(type, binding);\r
+ binding.componentBinding = construct( componentType ); \r
+ inprogress.remove(type);\r
+ return binding;\r
+ }
+
+ if (type instanceof OptionalType) {
+ OptionalType optionalType = (OptionalType) type;
+ Datatype componentType = optionalType.componentType;
+ ContainerOptionalBinding binding = new ContainerOptionalBinding( optionalType, null );
+ inprogress.put(type, binding);\r
+ binding.componentBinding = construct( componentType );\r
+ inprogress.remove(type);\r
+ return binding;
+ }
+
+ if (type instanceof RecordType) {
+ RecordType recordType = (RecordType) type;
+ Binding componentBindings[] = new Binding[ recordType.getComponentCount() ];
+ RecordObjectArrayBinding binding = new RecordObjectArrayBinding(recordType, componentBindings);
+ inprogress.put(type, binding);\r
+ for (int i=0; i<componentBindings.length; i++) {\r
+ componentBindings[i] = construct( recordType.getComponentType(i) );\r
+ }\r
+ inprogress.remove(type);\r
+ return binding;
+ }
+
+ if (type instanceof UnionType) {
+ UnionType unionType = (UnionType) type;
+ Binding componentBindings[] = new Binding[ unionType.components.length ];
+ UnionTaggedObjectBinding binding = new UnionTaggedObjectBinding(unionType, componentBindings);
+ inprogress.put(type, binding);\r
+ for (int i=0; i<componentBindings.length; i++) {\r
+ componentBindings[i] = construct( unionType.getComponent(i).type );\r
+ }\r
+ inprogress.remove(type);\r
+ return binding;\r
+ }
+
+ if (type instanceof MapType) {
+ MapType mapType = (MapType) type;
+ TreeMapBinding binding = new TreeMapBinding(mapType, null, null);
+ inprogress.put(type, binding);\r
+ binding.setKeyBinding( construct(mapType.keyType) );\r
+ binding.setValueBinding( construct(mapType.valueType) );\r
+ inprogress.remove(type);\r
+ return binding;\r
+ }
+
+ throw new BindingConstructionException("Unexpected, I don't know how to create binding for "+type);
+ }\r
+\r
+ @Override\r
+ public boolean supportsType(Datatype type) {\r
+ // unexpected\r
+ if (failures.containsKey(type)) return false;\r
+ return true;\r
+ }\r
+
+}
+
+
+