Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / method / MethodTypeBinding.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/method/MethodTypeBinding.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/method/MethodTypeBinding.java
new file mode 100644 (file)
index 0000000..b37efd9
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/method/MethodTypeBinding.java
@@ -0,0 +1,133 @@
+/*******************************************************************************\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.method;
+
+import org.simantics.databoard.Methods;\r
+import org.simantics.databoard.binding.Binding;\r
+import org.simantics.databoard.binding.RecordBinding;\r
+import org.simantics.databoard.binding.UnionBinding;\r
+
+/**
+ * MethodTypeBinding is a binding of MethodType (Request, Response and Error data types)
+ * to a Java Class.
+ * 
+ * @see Methods#getMethodTypeBinding(java.lang.reflect.Method)
+ * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
+ */
+public class MethodTypeBinding {
+       
+       MethodTypeDefinition methodDefinition;
+
+       RecordBinding requestBinding;
+       Binding responseBinding;
+       UnionBinding errorBinding;
+
+       public MethodTypeBinding(String methodName, RecordBinding requestBinding, Binding responseBinding, UnionBinding errorBinding)
+       {
+               if (methodName==null||requestBinding==null||responseBinding==null||errorBinding==null)
+                       throw new IllegalArgumentException("null arg");
+               this.methodDefinition = new MethodTypeDefinition(methodName, new MethodType(requestBinding.type(), responseBinding.type(), errorBinding.type()));
+               this.requestBinding = requestBinding;
+               this.responseBinding = responseBinding;
+               this.errorBinding = errorBinding;
+       }
+       
+       public MethodTypeBinding(MethodTypeDefinition methodDescription, RecordBinding requestBinding, Binding responseBinding, UnionBinding errorBinding)
+       {
+               if (methodDescription==null||requestBinding==null||responseBinding==null||errorBinding==null)
+                       throw new IllegalArgumentException("null arg");
+               this.methodDefinition = methodDescription;
+               this.requestBinding = requestBinding;
+               this.responseBinding = responseBinding;
+               this.errorBinding = errorBinding;
+       }
+
+       public MethodTypeDefinition getMethodDefinition() {
+               return methodDefinition;
+       }
+       
+       public MethodType getMethodType() {
+               return methodDefinition.getType();
+       }
+       
+       public String getName() {
+               return methodDefinition.getName();
+       }
+
+       public RecordBinding getRequestBinding() {
+               return requestBinding;
+       }
+
+       public Binding getResponseBinding() {
+               return responseBinding;
+       }
+
+       public UnionBinding getErrorBinding() {
+               return errorBinding;
+       }
+       /*
+       // Puts error classes into an union type 
+       public static Binding error(final Class<?>...errorClasses)
+       {
+               UnionType ut = new UnionType();
+               UnionBinding ub = new UnionBinding() {
+                       @Override
+                       public Object create(int tag, Object value)
+                       throws BindingException {
+                               return value;
+                       }
+                       @Override
+                       public int getTag(Object obj) throws BindingException {
+                               for (int i=0; i<errorClasses.length; i++)
+                                       if (errorClasses[i].isInstance(obj))
+                                               return i;
+                               throw new BindingException("pl");
+                       }
+                       @Override
+                       public Object getValue(Object obj) throws BindingException {
+                               return obj;
+                       }
+                       @Override
+                       public boolean isInstance(Object obj) {
+                               for (Class<?> clazz : errorClasses)
+                                       if (clazz.isInstance(obj)) 
+                                               return true;
+                               return false;
+                       }};
+               ub.type = ut;
+               ub.componentBindings = new Binding[errorClasses.length];
+               ut.components = new Component[errorClasses.length];
+               for (int i=0; i<errorClasses.length; i++)
+               {
+                       Component c = new Component();
+                       c.name = errorClasses[i].getName();
+                       c.type = DataTypes.getDataType(errorClasses[i]);
+                       ut.components[i] = c;
+                       ub.componentBindings[i] = DataTypes.getBinding(errorClasses[i]);
+               }
+               
+               return ub;
+       }
+
+       // Puts request arguments to record type   
+       public static Binding request(Class<?>...argumentClasses)
+       {
+               return null;
+       }
+       
+       public static Binding response(Class<?> response)
+       {
+               return DataTypes.getBinding(response);
+       }
+*/     
+}
+