Author: reto
Date: Sat Feb 13 14:23:22 2010
New Revision: 909829

URL: http://svn.apache.org/viewvc?rev=909829&view=rev
Log:
CLEREZZA-123: converting back to java objects from many xsd types

Added:
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/test/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactoryTest.java
Modified:
    
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/main/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactory.java

Modified: 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/main/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactory.java
URL: 
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/main/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactory.java?rev=909829&r1=909828&r2=909829&view=diff
==============================================================================
--- 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/main/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactory.java
 (original)
+++ 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/main/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactory.java
 Sat Feb 13 14:23:22 2010
@@ -20,9 +20,12 @@
 
 import java.text.DateFormat;
 import java.text.ParseException;
+import java.util.Collections;
 import java.util.Date;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Map;
+import java.util.Set;
 import org.apache.clerezza.rdf.core.InvalidLiteralTypeException;
 import org.apache.clerezza.rdf.core.LiteralFactory;
 import org.apache.clerezza.rdf.core.NoConvertorException;
@@ -40,8 +43,25 @@
 
 public class SimpleLiteralFactory extends LiteralFactory {
 
-       final static Class<? extends byte[]> byteArrayType;
+       final private static UriRef xsdInteger =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#integer";);
+       final private static UriRef xsdInt =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#int";);
+       final private static UriRef xsdShort =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#short";);
+       final private static UriRef xsdByte =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#byte";);
+       
 
+       final private static Set<UriRef> decimalTypes = new HashSet<UriRef>();
+       static {
+               Collections.addAll(decimalTypes, xsdInteger, xsdInt, xsdByte, 
xsdShort);
+       }
+
+       final private static UriRef xsdDouble =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#double";);
+
+       final static Class<? extends byte[]> byteArrayType;
        static {
                byte[] byteArray = new byte[0];
                byteArrayType = byteArray.getClass();
@@ -138,17 +158,15 @@
 
        private static class IntegerConverter implements TypeConverter<Integer> 
{
 
-               private static final UriRef intUri =
-                       new UriRef("http://www.w3.org/2001/XMLSchema#int";);
 
                @Override
                public TypedLiteral createTypedLiteral(Integer value) {
-                       return new TypedLiteralImpl(value.toString(), intUri);
+                       return new TypedLiteralImpl(value.toString(), xsdInt);
                }
 
                @Override
                public Integer createObject(TypedLiteral literal) {
-                       if (!literal.getDataType().equals(intUri)) {
+                       if (!decimalTypes.contains(literal.getDataType())) {
                                throw new 
InvalidLiteralTypeException(Integer.class, literal.getDataType());
                        }
                        return new Integer(literal.getLexicalForm());
@@ -157,17 +175,16 @@
 
        private static class LongConverter implements TypeConverter<Long> {
 
-               private static final UriRef longUri =
-                       new UriRef("http://www.w3.org/2001/XMLSchema#integer";);
+               
 
                @Override
                public TypedLiteral createTypedLiteral(Long value) {
-                       return new TypedLiteralImpl(value.toString(), longUri);
+                       return new TypedLiteralImpl(value.toString(), 
xsdInteger);
                }
 
                @Override
                public Long createObject(TypedLiteral literal) {
-                       if (!literal.getDataType().equals(longUri)) {
+                       if (!decimalTypes.contains(literal.getDataType())) {
                                throw new 
InvalidLiteralTypeException(Long.class, literal.getDataType());
                        }
                        return new Long(literal.getLexicalForm());
@@ -176,17 +193,16 @@
 
        private static class DoubleConverter implements TypeConverter<Double> {
 
-               private static final UriRef doubleUri =
-                       new UriRef("http://www.w3.org/2001/XMLSchema#double";);
+
 
                @Override
                public TypedLiteral createTypedLiteral(Double value) {
-                       return new TypedLiteralImpl(value.toString(), 
doubleUri);
+                       return new TypedLiteralImpl(value.toString(), 
xsdDouble);
                }
 
                @Override
                public Double createObject(TypedLiteral literal) {
-                       if (!literal.getDataType().equals(doubleUri)) {
+                       if (!literal.getDataType().equals(xsdDouble)) {
                                throw new 
InvalidLiteralTypeException(Double.class, literal.getDataType());
                        }
                        return new Double(literal.getLexicalForm());

Added: 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/test/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactoryTest.java
URL: 
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/test/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactoryTest.java?rev=909829&view=auto
==============================================================================
--- 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/test/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactoryTest.java
 (added)
+++ 
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.rdf.core/src/test/java/org/apache/clerezza/rdf/core/impl/SimpleLiteralFactoryTest.java
 Sat Feb 13 14:23:22 2010
@@ -0,0 +1,59 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.clerezza.rdf.core.impl;
+
+import junit.framework.Assert;
+import org.apache.clerezza.rdf.core.TypedLiteral;
+import org.apache.clerezza.rdf.core.UriRef;
+import org.junit.Test;
+
+/**
+ *
+ * @author reto
+ */
+public class SimpleLiteralFactoryTest {
+
+       final private static UriRef xsdInteger = 
+                       new UriRef("http://www.w3.org/2001/XMLSchema#integer";);
+       final private static UriRef xsdInt =
+                       new UriRef("http://www.w3.org/2001/XMLSchema#int";);
+       SimpleLiteralFactory simpleLiteralFactory = new SimpleLiteralFactory();
+
+       @Test
+       public void longToXsdIntegerAndBackToMany() {
+               long value = 14l;
+               TypedLiteral tl = 
simpleLiteralFactory.createTypedLiteral(value);
+               Assert.assertEquals(xsdInteger, tl.getDataType());
+               long longValue = simpleLiteralFactory.createObject(Long.class, 
tl);
+               Assert.assertEquals(value, longValue);
+               int intValue = simpleLiteralFactory.createObject(Integer.class, 
tl);
+               Assert.assertEquals(value, intValue);
+       }
+
+       @Test
+       public void intToXsdIntAndBackToMany() {
+               int value = 14;
+               TypedLiteral tl = 
simpleLiteralFactory.createTypedLiteral(value);
+               Assert.assertEquals(xsdInt, tl.getDataType());
+               long longValue = simpleLiteralFactory.createObject(Long.class, 
tl);
+               Assert.assertEquals(value, longValue);
+               int intValue = simpleLiteralFactory.createObject(Integer.class, 
tl);
+               Assert.assertEquals(value, intValue);
+       }
+}


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