X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.databoard%2Fsrc%2Forg%2Fsimantics%2Fdataboard%2Fbinding%2FBooleanBinding.java;fp=bundles%2Forg.simantics.databoard%2Fsrc%2Forg%2Fsimantics%2Fdataboard%2Fbinding%2FBooleanBinding.java;h=239188cee44834caec3211ab70a7e4900df0350f;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/BooleanBinding.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/BooleanBinding.java
new file mode 100644
index 000000000..239188cee
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/binding/BooleanBinding.java
@@ -0,0 +1,118 @@
+/*******************************************************************************
+ *  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.binding;
+
+import java.util.IdentityHashMap;
+import java.util.Set;
+
+import org.simantics.databoard.accessor.reference.ChildReference;
+import org.simantics.databoard.binding.error.BindingException;
+import org.simantics.databoard.binding.error.RuntimeBindingException;
+import org.simantics.databoard.binding.impl.BindingPrintContext;
+import org.simantics.databoard.binding.impl.BooleanBindingDefault;
+import org.simantics.databoard.binding.mutable.MutableBooleanBinding;
+import org.simantics.databoard.type.BooleanType;
+import org.simantics.databoard.util.IdentityPair;
+
+/**
+ * This is a binding of Boolean Type and a Java Object.
+ *
+ * @see BooleanBindingDefault
+ * @see MutableBooleanBinding
+ * @see BooleanType
+ * @author Toni Kalajainen <toni.kalajainen@vtt.fi>
+ */
+public abstract class BooleanBinding extends Binding {
+	
+	public BooleanBinding(BooleanType type) {
+		this.type = type;
+	}
+	
+	public abstract Object create(boolean value) throws BindingException; 
+	public abstract Object create(Boolean value) throws BindingException; 
+	public abstract void setValue(Object obj, Boolean newValue) throws BindingException;
+	public abstract void setValue(Object obj, boolean newValue)	throws BindingException;
+	public abstract Boolean getValue(Object o) throws BindingException; 
+	public abstract boolean getValue_(Object o) throws BindingException; 
+
+	public Object createUnchecked(Boolean value) throws RuntimeBindingException {
+		try {
+			return create(value);
+		} catch (BindingException e) {
+			throw new RuntimeBindingException(e);
+		}
+	}
+	
+	@Override
+	public void readFrom(Binding srcBinding, Object src, Object dst)
+			throws BindingException {
+		boolean v = ((BooleanBinding)srcBinding).getValue_(src);
+		setValue(dst, v);
+	}	
+	
+	@Override
+	public BooleanType type() {
+		return (BooleanType) super.type();
+	}
+	
+	@Override
+    public void accept(Visitor1 v, Object obj) {
+        v.visit(this, obj);        
+    }
+    
+	@Override
+    public <T> T accept(Visitor<T> v) {
+        return v.visit(this);
+    }
+	
+    @Override
+    public void assertInstaceIsValid(Object obj, Set<Object> validInstances) throws BindingException {
+		if (!isInstance(obj)) throw new BindingException("Not a boolean instance");    	
+    }
+    
+    @Override
+    public int deepHashValue(Object value, IdentityHashMap<Object, Object> hashedObjects) throws BindingException {
+    	boolean b = getValue_(value);
+    	return b ? 1231 : 1237;
+    }
+    
+    @Override
+    public int deepCompare(Object o1, Object o2,
+    		Set<IdentityPair<Object, Object>> compareHistory)
+    		throws BindingException {
+    	
+    	boolean v1 = getValue_(o1);
+    	boolean v2 = getValue_(o2);
+    	return (v2 == v1 ? 0 : (v1 ? 1 : -1));    	
+    }
+    
+    @Override
+	protected void toString(Object value, BindingPrintContext ctx) throws BindingException {
+    	ctx.b.append(getValue_(value));
+    }
+
+	@Override
+	public Binding getComponentBinding(ChildReference path) {
+		if (path==null) return this;		
+		throw new IllegalArgumentException();
+	}	
+	
+	@Override
+	public int getComponentCount() {
+		return 0;
+	}
+	
+	@Override
+	public Binding getComponentBinding(int index) {
+		throw new IllegalArgumentException();
+	}
+}