-/*******************************************************************************\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
+/*******************************************************************************
+ * Copyright (c) 2010 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
package org.simantics.databoard.accessor.java;
-import java.lang.ref.SoftReference;\r
-import java.util.concurrent.Executor;\r
-\r
-import org.simantics.databoard.accessor.Accessor;\r
-import org.simantics.databoard.accessor.UnionAccessor;\r
-import org.simantics.databoard.accessor.error.AccessorConstructionException;\r
-import org.simantics.databoard.accessor.error.AccessorException;\r
-import org.simantics.databoard.accessor.error.ReferenceException;\r
-import org.simantics.databoard.accessor.event.Event;\r
-import org.simantics.databoard.accessor.event.UnionValueAssigned;\r
-import org.simantics.databoard.accessor.event.ValueAssigned;\r
-import org.simantics.databoard.accessor.impl.AccessorParams;\r
-import org.simantics.databoard.accessor.impl.ListenerEntry;\r
-import org.simantics.databoard.accessor.interestset.InterestSet;\r
-import org.simantics.databoard.accessor.interestset.UnionInterestSet;\r
-import org.simantics.databoard.accessor.reference.ChildReference;\r
-import org.simantics.databoard.accessor.reference.ComponentReference;\r
-import org.simantics.databoard.accessor.reference.IndexReference;\r
-import org.simantics.databoard.accessor.reference.LabelReference;\r
-import org.simantics.databoard.accessor.reference.NameReference;\r
-import org.simantics.databoard.adapter.AdaptException;\r
-import org.simantics.databoard.adapter.AdapterConstructionException;\r
-import org.simantics.databoard.binding.Binding;\r
-import org.simantics.databoard.binding.UnionBinding;\r
-import org.simantics.databoard.binding.error.BindingException;\r
-import org.simantics.databoard.binding.mutable.MutableVariant;\r
-import org.simantics.databoard.type.UnionType;\r
+import java.lang.ref.SoftReference;
+import java.util.concurrent.Executor;
+
+import org.simantics.databoard.accessor.Accessor;
+import org.simantics.databoard.accessor.UnionAccessor;
+import org.simantics.databoard.accessor.error.AccessorConstructionException;
+import org.simantics.databoard.accessor.error.AccessorException;
+import org.simantics.databoard.accessor.error.ReferenceException;
+import org.simantics.databoard.accessor.event.Event;
+import org.simantics.databoard.accessor.event.UnionValueAssigned;
+import org.simantics.databoard.accessor.event.ValueAssigned;
+import org.simantics.databoard.accessor.impl.AccessorParams;
+import org.simantics.databoard.accessor.impl.ListenerEntry;
+import org.simantics.databoard.accessor.interestset.InterestSet;
+import org.simantics.databoard.accessor.interestset.UnionInterestSet;
+import org.simantics.databoard.accessor.reference.ChildReference;
+import org.simantics.databoard.accessor.reference.ComponentReference;
+import org.simantics.databoard.accessor.reference.IndexReference;
+import org.simantics.databoard.accessor.reference.LabelReference;
+import org.simantics.databoard.accessor.reference.NameReference;
+import org.simantics.databoard.adapter.AdaptException;
+import org.simantics.databoard.adapter.AdapterConstructionException;
+import org.simantics.databoard.binding.Binding;
+import org.simantics.databoard.binding.UnionBinding;
+import org.simantics.databoard.binding.error.BindingException;
+import org.simantics.databoard.binding.mutable.MutableVariant;
+import org.simantics.databoard.type.UnionType;
/**
* Accessor to Java Object of Union Type
public <T extends Accessor> T getComponent(ChildReference reference)
throws AccessorConstructionException {
try {
- if (reference==null) return (T) this;\r
- \r
- if (reference instanceof LabelReference) {\r
- LabelReference lr = (LabelReference) reference;\r
- Integer tag = type().getComponentIndex( lr.label );\r
- \r
- if (tag==null && lr.label.equals("uv")) {\r
- Accessor result = getComponentAccessor();\r
- if (reference.getChildReference() != null)\r
- result = result.getComponent(reference.getChildReference());\r
- return (T) result;\r
- } else if (tag==null) {\r
- throw new ReferenceException("Tag \""+lr.label+"\" not found");\r
- }\r
- \r
- if (tag != getTag()) throw new ReferenceException("The union isn't currently assigned with the expected type ("+type().getComponent(tag).name+")");\r
- Accessor result = getComponentAccessor();\r
- if (reference.getChildReference() != null)\r
- result = result.getComponent(reference.getChildReference());\r
- return (T) result; \r
- }\r
+ if (reference==null) return (T) this;
+
+ if (reference instanceof LabelReference) {
+ LabelReference lr = (LabelReference) reference;
+ Integer tag = type().getComponentIndex( lr.label );
+
+ if (tag==null && lr.label.equals("uv")) {
+ Accessor result = getComponentAccessor();
+ if (reference.getChildReference() != null)
+ result = result.getComponent(reference.getChildReference());
+ return (T) result;
+ } else if (tag==null) {
+ throw new ReferenceException("Tag \""+lr.label+"\" not found");
+ }
+
+ if (tag != getTag()) throw new ReferenceException("The union isn't currently assigned with the expected type ("+type().getComponent(tag).name+")");
+ Accessor result = getComponentAccessor();
+ if (reference.getChildReference() != null)
+ result = result.getComponent(reference.getChildReference());
+ return (T) result;
+ }
if (reference instanceof ComponentReference) {
Accessor result = getComponentAccessor();
if (reference.getChildReference() != null)
result = result.getComponent(reference.getChildReference());
return (T) result;
- }\r
- \r
+ }
+
if (reference instanceof IndexReference) {
IndexReference ir = (IndexReference) reference;
if (ir.index<0 || ir.index>=type().getComponentCount()) throw new ReferenceException("Tag index out of bounds");
if (reference.getChildReference() != null)
result = result.getComponent(reference.getChildReference());
return (T) result;
- }\r
- \r
+ }
+
if (reference instanceof NameReference) {
NameReference nr = (NameReference) reference;
Integer tag = type().getComponentIndex( nr.name );
if (reference.getChildReference() != null)
result = result.getComponent(reference.getChildReference());
return (T) result;
- }\r
+ }
throw new ReferenceException(reference.getClass()+" is not a reference of UnionType");
} catch (AccessorException ae) {
@Override
public void setValue(Binding unionBinding, Object newUnionValue)
- throws AccessorException {\r
+ throws AccessorException {
writeLock();
try {
UnionBinding newUb = (UnionBinding) unionBinding;
setComponentValue(tag, cb, cv);
} catch (BindingException e) {
throw new AccessorException(e);
- } finally {\r
- writeUnlock();\r
+ } finally {
+ writeUnlock();
}
}
// Get existing or create new
JavaObject sa = getExistingAccessor();
- if (sa==null) {\r
- readLock();\r
+ if (sa==null) {
+ readLock();
try {
// Instantiate new accessor
int tag = getBinding().getTag(object);
}
}
le = le.next;
- }\r
- } finally {\r
- readUnlock();\r
+ }
+ } finally {
+ readUnlock();
}
}
}
@Override
- public Object getComponentValue(Binding componentBinding) throws AccessorException {\r
+ public Object getComponentValue(Binding componentBinding) throws AccessorException {
readLock();
try {
int tag = getBinding().getTag(object);
throw new AccessorException( ae );
} catch (BindingException be) {
throw new AccessorException( be );
- } catch (AdapterConstructionException e) {\r
- throw new AccessorException( e );\r
- } finally {\r
- readUnlock();\r
+ } catch (AdapterConstructionException e) {
+ throw new AccessorException( e );
+ } finally {
+ readUnlock();
}
}
@Override
- public int getTag() throws AccessorException {\r
+ public int getTag() throws AccessorException {
readLock();
try {
return getBinding().getTag(object);
} catch (BindingException e) {
throw new AccessorException();
- } finally {\r
- readUnlock();\r
+ } finally {
+ readUnlock();
}
}
throw new AccessorException(e);
} catch (AdaptException e) {
throw new AccessorException(e);
- } catch (AdapterConstructionException e) {\r
- throw new AccessorException(e);\r
- } finally {\r
- writeUnlock();\r
+ } catch (AdapterConstructionException e) {
+ throw new AccessorException(e);
+ } finally {
+ writeUnlock();
}
}
@Override
Event applyLocal(Event e, boolean makeRollback) throws AccessorException {
try {
- Event rollback = null;\r
- if (e instanceof ValueAssigned) {\r
- ValueAssigned va = (ValueAssigned) e;\r
- if (makeRollback) rollback = new ValueAssigned(getBinding(), getValue(getBinding())); \r
- setValue(va.newValue.getBinding(), va.newValue.getValue());\r
- return rollback;\r
- } else \r
+ Event rollback = null;
+ if (e instanceof ValueAssigned) {
+ ValueAssigned va = (ValueAssigned) e;
+ if (makeRollback) rollback = new ValueAssigned(getBinding(), getValue(getBinding()));
+ setValue(va.newValue.getBinding(), va.newValue.getValue());
+ return rollback;
+ } else
if (e instanceof UnionValueAssigned) {
UnionValueAssigned ua = (UnionValueAssigned) e;
if (ua.tag<0 || ua.tag>=type().getComponentCount()) throw new AccessorException("Tag index ("+ua.tag+") out of bounds.");
rollback = new UnionValueAssigned(tag, v);
}
setComponentValue(ua.tag, ua.newValue.getBinding(), ua.newValue.getValue());
- return rollback;\r
- } else {\r
- throw new AccessorException("Cannot apply "+e.getClass().getName()+" to Union Type"); \r
+ return rollback;
+ } else {
+ throw new AccessorException("Cannot apply "+e.getClass().getName()+" to Union Type");
}
} catch (BindingException be) {
throw new AccessorException(be);
Code Review / simantics / platform.git / blobdiff