diff options
author | rsivaram <rsivaram@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-16 11:51:49 +0000 |
---|---|---|
committer | rsivaram <rsivaram@13f79535-47bb-0310-9956-ffa450edef68> | 2008-10-16 11:51:49 +0000 |
commit | b771a05508db61cb1748d2fed0eb92daf173ff92 (patch) | |
tree | 4c7f9ca916e029f8ee4ddf65e263c1960e863879 /sandbox/event/modules/databinding-saxon/src/main/java/org | |
parent | 10682087657ed4bae47b1f59f51e5be669b44d7a (diff) |
Copy modules for event prototype
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@705212 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to '')
15 files changed, 1106 insertions, 0 deletions
diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/DataObject2NodeInfoTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/DataObject2NodeInfoTransformer.java new file mode 100644 index 0000000000..25f8ee886f --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/DataObject2NodeInfoTransformer.java @@ -0,0 +1,99 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import javax.xml.transform.dom.DOMResult; + +import net.sf.saxon.om.NodeInfo; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.impl.DOMHelper; + +import commonj.sdo.DataObject; +import commonj.sdo.helper.XMLDocument; +import commonj.sdo.helper.XMLHelper; + +/** + * Transforms SDO DataObject-s to NodeInfo objects needed by Saxon parser. + * + * For root element when Serializing the DataObject the name of its + * implemented interface is used with its first letter made lowercase. + * Also any namespaces that are defined are deleted, because otherwise + * the SaxonB parser does not work + * + * @version $Rev$ $Date$ + */ +public class DataObject2NodeInfoTransformer extends BaseTransformer<DataObject, NodeInfo> implements + PullTransformer<DataObject, NodeInfo> { + + private Node2NodeInfoTransformer node2NodeInfoTransformer; + + public DataObject2NodeInfoTransformer(Node2NodeInfoTransformer node2NodeInfoTransformer) { + this.node2NodeInfoTransformer = node2NodeInfoTransformer; + } + + public DataObject2NodeInfoTransformer() { + this.node2NodeInfoTransformer = new Node2NodeInfoTransformer(); + } + + public NodeInfo transform(DataObject source, TransformationContext context) { + // FIXME: Need to create the HelperContext from the transformation context + // FIXME: This is a big hack to create a document using the class name + XMLHelper helper = XMLHelper.INSTANCE; + String name = null; + if (source.getClass().getInterfaces().length > 0) { + name = source.getClass().getInterfaces()[0].getSimpleName(); + } else { + name = source.getClass().getName(); + } + + if (name.length() > 0) { + name = Character.toLowerCase(name.charAt(0)) + name.substring(1, name.length()); + } + + try { + DOMResult domResult = new DOMResult(DOMHelper.newDocument()); + XMLDocument xmlDoc = helper.createDocument(source, null, name); + helper.save(xmlDoc, domResult, null); + return node2NodeInfoTransformer.transform(domResult.getNode(), context); + } catch (Exception e) { + throw new TransformationException(e); + } + + } + + @Override + protected Class<DataObject> getSourceType() { + return DataObject.class; + } + + @Override + protected Class<NodeInfo> getTargetType() { + return NodeInfo.class; + } + + @Override + public int getWeight() { + return 30 + node2NodeInfoTransformer.getWeight(); + } + +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java new file mode 100644 index 0000000000..7122217b8b --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java @@ -0,0 +1,153 @@ +/*
+ * 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.tuscany.sca.databinding.saxon;
+
+import java.lang.reflect.Array;
+
+import net.sf.saxon.om.Item;
+import net.sf.saxon.om.NodeInfo;
+import net.sf.saxon.trans.XPathException;
+import net.sf.saxon.value.Value;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sca.databinding.saxon.collection.ItemList;
+
+/**
+ * Transforms each object contained in the ItemList object.
+ *
+ * If the object type is the same as the target type, it is not transformed.
+ *
+ * If the object is a NodeInfo, it's transformed to a DataObject.
+ *
+ * If the object is a Value, it's transformed to a Java object.
+ *
+ * If the target type is not an array, the first transformed object is returned.
+ *
+ * If the first transformed object type is not a target type, then a
+ * TransformException is thrown
+ *
+ * If the target type is an array, a array of this type is created containing
+ * all transformed objects and it is returned
+ *
+ * If any transformed object is not a target type, then a TransformException is
+ * thrown
+ *
+ * @version $Rev: 659284 $ $Date: 2008-05-22 14:26:18 -0800 (Thu, 22 May 2008) $
+ */
+public class ItemList2ObjectTransformer extends BaseTransformer<ItemList, Object> implements
+ PullTransformer<ItemList, Object> {
+
+ private NodeInfo2DataObjectTransformer nodeInfo2DataObjectTransformer = new NodeInfo2DataObjectTransformer();
+
+ public ItemList2ObjectTransformer() {
+ }
+
+ @Override
+ protected Class<ItemList> getSourceType() {
+ return ItemList.class;
+ }
+
+ @Override
+ protected Class<Object> getTargetType() {
+ return Object.class;
+ }
+
+ @Override
+ public int getWeight() {
+ return 30 + nodeInfo2DataObjectTransformer.getWeight();
+ }
+
+ public Object transform(ItemList source, TransformationContext context) {
+
+ if (source.size() == 0) {
+ return null;
+ }
+
+ Class<?> targetType = context.getTargetDataType().getPhysical();
+
+ if (targetType.isArray()) {
+ int i = 0;
+ Class<?> componentClass = targetType.getComponentType();
+ Object[] result = (Object[])Array.newInstance(componentClass, source.size());
+
+ try {
+
+ if (componentClass.isAssignableFrom(NodeInfo.class) || componentClass.isAssignableFrom(Value.class)) {
+
+ for (Item item : source) {
+ result[i++] = item;
+ }
+
+ } else {
+
+ for (Item item : source) {
+
+ if (item instanceof NodeInfo) {
+ result[i] = nodeInfo2DataObjectTransformer.transform((NodeInfo)item, context);
+
+ } else if (item instanceof Value) {
+ result[i] = Value.convert(item);
+
+ } else {
+ result[i] = item;
+ }
+
+ i++;
+
+ }
+
+ }
+
+ } catch (ArrayStoreException ex) {
+ throw new TransformationException(ex);
+
+ } catch (XPathException ex) {
+ throw new TransformationException(ex);
+ }
+
+ return result;
+
+ } else {
+ Item item = source.iterator().next();
+
+ if (item.getClass().isAssignableFrom(targetType)) {
+ return item;
+
+ } else if (item instanceof NodeInfo) {
+ return nodeInfo2DataObjectTransformer.transform((NodeInfo)item, context);
+
+ } else {
+
+ try {
+ return Value.convert(item);
+
+ } catch (XPathException e) {
+ throw new TransformationException(e);
+ }
+
+ }
+
+ }
+
+ }
+
+}
diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Node2NodeInfoTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Node2NodeInfoTransformer.java new file mode 100644 index 0000000000..fabadd34ea --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Node2NodeInfoTransformer.java @@ -0,0 +1,77 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import javax.xml.transform.dom.DOMSource; + +import net.sf.saxon.Configuration; +import net.sf.saxon.event.Builder; +import net.sf.saxon.om.NodeInfo; +import net.sf.saxon.trans.XPathException; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.impl.DOMHelper; +import org.w3c.dom.Node; + +/** + * Transforms DOM Node-s to NodeInfo objects needed by Saxon parser. + * + * Any namespaces that are defined are deleted, because otherwise + * the SaxonB parser does not work + * + * @version $Rev$ $Date$ + */ +public class Node2NodeInfoTransformer extends BaseTransformer<Node, NodeInfo> implements + PullTransformer<Node, NodeInfo> { + + public NodeInfo transform(Node source, TransformationContext context) { + Configuration configuration = SaxonDataBindingHelper.CURR_EXECUTING_CONFIG; + if (configuration == null) { + configuration = new Configuration(); + } + + NodeInfo docInfo = null; + try { + source = DOMHelper.promote(source); + docInfo = Builder.build(new DOMSource(source), null, configuration); + } catch (XPathException e) { + throw new TransformationException(e); + } + return docInfo; + } + + @Override + protected Class<Node> getSourceType() { + return Node.class; + } + + @Override + protected Class<NodeInfo> getTargetType() { + return NodeInfo.class; + } + + @Override + public int getWeight() { + return 10; + } + +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2DataObjectTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2DataObjectTransformer.java new file mode 100644 index 0000000000..a5093f8cdf --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2DataObjectTransformer.java @@ -0,0 +1,91 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import java.io.IOException; + +import javax.xml.transform.dom.DOMSource; + +import net.sf.saxon.om.NodeInfo; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.w3c.dom.Document; + +import commonj.sdo.DataObject; +import commonj.sdo.helper.XMLHelper; + +/** + * Transforms NodeInfo objects to SDO DataObjects. + * + * Before constructing the data object, resulting XML is populated + * with correct namespaces (which are taken from the logical target data type) + * These namespaces are crucial for constructing the right instance of + * the DataObject (i.e. if there is a SDO factory, an instance from this factory will + * be used, not the generic any data object) + * + * @version $Rev$ $Date$ + */ +public class NodeInfo2DataObjectTransformer extends BaseTransformer<NodeInfo, DataObject> implements + PullTransformer<NodeInfo, DataObject> { + + private NodeInfo2NodeTransformer nodeInfo2NodeTransformer; + + public NodeInfo2DataObjectTransformer(NodeInfo2NodeTransformer nodeInfo2NodeTransformer) { + this.nodeInfo2NodeTransformer = nodeInfo2NodeTransformer; + } + + public NodeInfo2DataObjectTransformer() { + this.nodeInfo2NodeTransformer = new NodeInfo2NodeTransformer(); + } + + @Override + protected Class<NodeInfo> getSourceType() { + return NodeInfo.class; + } + + @Override + protected Class<DataObject> getTargetType() { + return DataObject.class; + } + + @Override + public int getWeight() { + return 30 + nodeInfo2NodeTransformer.getWeight(); + } + + public DataObject transform(NodeInfo source, TransformationContext context) { + Document doc = (Document)nodeInfo2NodeTransformer.transform(source, context); + + return produceResult(doc); + } + + private DataObject produceResult(Document doc) { + try { + // FIXME: [rfeng] We should use the HelperContext from the context + DataObject resultingObject = + XMLHelper.INSTANCE.load(new DOMSource(doc), doc.getDocumentURI(), null).getRootObject(); + return resultingObject; + } catch (IOException e) { + throw new TransformationException(e); + } + } +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java new file mode 100644 index 0000000000..36ebac3aea --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java @@ -0,0 +1,76 @@ +/*
+ * 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.tuscany.sca.databinding.saxon;
+
+import java.lang.reflect.Array;
+
+import net.sf.saxon.om.Item;
+import net.sf.saxon.om.NodeInfo;
+import net.sf.saxon.trans.XPathException;
+import net.sf.saxon.value.Value;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+import org.apache.tuscany.sca.databinding.saxon.collection.ItemList;
+
+import commonj.sdo.DataObject;
+
+/**
+ * Transforms a NodeInfo object to a DataObject and return it in an array.
+ *
+ * @version $Rev: 659284 $ $Date: 2008-05-22 14:26:18 -0800 (Thu, 22 May 2008) $
+ */
+public class NodeInfo2JavaArrayTransformer extends
+ BaseTransformer<NodeInfo, Object[]> implements
+ PullTransformer<NodeInfo, Object[]> {
+
+ private NodeInfo2DataObjectTransformer nodeInfo2DataObjectTransformer = new NodeInfo2DataObjectTransformer();
+
+ public NodeInfo2JavaArrayTransformer() {}
+
+ @Override
+ protected Class<NodeInfo> getSourceType() {
+ return NodeInfo.class;
+ }
+
+ @Override
+ protected Class<Object[]> getTargetType() {
+ return Object[].class;
+ }
+
+ @Override
+ public int getWeight() {
+ return 30 + nodeInfo2DataObjectTransformer.getWeight();
+ }
+
+ public Object[] transform(NodeInfo source, TransformationContext context) {
+ Object object = nodeInfo2DataObjectTransformer.transform(source, context);
+
+ Class<?> componentClass = context.getTargetDataType().getPhysical().getComponentType();
+ Object[] result = (Object[]) Array.newInstance(componentClass, 1);
+
+ result[0] = object;
+
+ return result;
+
+ }
+
+}
diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2NodeTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2NodeTransformer.java new file mode 100644 index 0000000000..1e5b816662 --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2NodeTransformer.java @@ -0,0 +1,71 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import java.util.Properties; + +import javax.xml.transform.OutputKeys; +import javax.xml.transform.dom.DOMResult; + +import net.sf.saxon.om.NodeInfo; +import net.sf.saxon.query.QueryResult; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.w3c.dom.Node; + +/** + * Transforms NodeInfo objects to SDO DataObjects. + * + * @version $Rev$ $Date$ + */ +public class NodeInfo2NodeTransformer extends BaseTransformer<NodeInfo, Node> implements + PullTransformer<NodeInfo, Node> { + + public Node transform(NodeInfo source, TransformationContext context) { + DOMResult destination = new DOMResult(); + try { + Properties props = new Properties(); + props.setProperty(OutputKeys.METHOD, "xml"); + props.setProperty(OutputKeys.INDENT, "yes"); + QueryResult.serialize(source, destination, props, source.getConfiguration()); + } catch (Exception e) { + throw new TransformationException(e); + } + return destination.getNode(); + } + + @Override + protected Class<NodeInfo> getSourceType() { + return NodeInfo.class; + } + + @Override + protected Class<Node> getTargetType() { + return Node.class; + } + + @Override + public int getWeight() { + return 10; + } + +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Object2ValueTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Object2ValueTransformer.java new file mode 100644 index 0000000000..616bcca6c5 --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Object2ValueTransformer.java @@ -0,0 +1,65 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import net.sf.saxon.value.FloatValue; +import net.sf.saxon.value.ObjectValue; +import net.sf.saxon.value.Value; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding; + +/** + * Transforms generic java objects to Value objects needed by Saxon parser. + * + * @version $Rev$ $Date$ + */ +public class Object2ValueTransformer extends BaseTransformer<Object, Value> implements PullTransformer<Object, Value> { + + @Override + protected Class<Object> getSourceType() { + return Object.class; + } + + @Override + protected Class<Value> getTargetType() { + return Value.class; + } + + @Override + public String getSourceDataBinding() { + return JavaBeansDataBinding.NAME; + } + + @Override + public int getWeight() { + return 10000; + } + + public Value transform(Object source, TransformationContext context) { + // WORKAROUND for ClassCastException in ObjectValue.toJavaObject(float) + if (source instanceof Float) { + return new FloatValue(((Float)source).floatValue()); + } + return new ObjectValue(source); + } + +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonDataBindingHelper.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonDataBindingHelper.java new file mode 100644 index 0000000000..ecb20b24b5 --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonDataBindingHelper.java @@ -0,0 +1,41 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import net.sf.saxon.Configuration; + +/** + * Provides helper functionality for Saxon data bindings + * @version $Rev$ $Date$ + */ +public class SaxonDataBindingHelper { + /** + * This variable is meaningful only in the context of XQoery expression + * execution. It is used by the DataObject2NodeInfoTransformer and + * Node2NodeInfoTransformer to create the correct NodeInfo objects + * in the Output2Output transformations. + * For Input2Input transformations it is meaningless: + * - if it is null - it is ignored by the transformers as they create new + * configuration objects + * - if it is not null - it is reused + * However the XQueryInvoker transforms all NodeInfo-s to NodeInfo-s with + * its current configuration, so there is no effect for Input2Input transformations + */ + public static Configuration CURR_EXECUTING_CONFIG = null; +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonNodeDataBinding.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonNodeDataBinding.java new file mode 100644 index 0000000000..ccf842710d --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonNodeDataBinding.java @@ -0,0 +1,54 @@ +/* + * 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.tuscany.sca.databinding.saxon; + + +import net.sf.saxon.om.NodeInfo; + +import org.apache.tuscany.sca.databinding.impl.BaseDataBinding; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.Operation; + +/** + * Represents data binding for parameters of type NodeInfo. + * + * The NodeInfo type is the type accepted by the Saxon XQuery processor for + * all XML - based content (i.e. not strings and simple types) + * + * @version $Rev$ $Date$ + */ +public class SaxonNodeDataBinding extends BaseDataBinding { + + public static final String NAME = NodeInfo.class.getName(); + public static final String[] ALIASES = new String[] {"saxon_node"}; + + public SaxonNodeDataBinding() { + super(NAME, NodeInfo.class); + } + + @Override + public boolean introspect(DataType type, Operation operation) { + if (super.introspect(type, operation)) { + // type.setLogical(XMLType.UNKNOWN); + return true; + } else { + return false; + } + } +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonValueDataBinding.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonValueDataBinding.java new file mode 100644 index 0000000000..2f51cf86ec --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SaxonValueDataBinding.java @@ -0,0 +1,53 @@ +/* + * 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.tuscany.sca.databinding.saxon; + + +import net.sf.saxon.value.Value; + +import org.apache.tuscany.sca.databinding.impl.BaseDataBinding; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.Operation; + +/** + * Represents data binding for parameters of type Value. + * + * The Value type is the type accepted by the Saxon XQuery processor for + * all simple types and strings + * + * @version $Rev$ $Date$ + */ +public class SaxonValueDataBinding extends BaseDataBinding { + public static final String NAME = Value.class.getName(); + public static final String[] ALIASES = new String[] {"saxon_value"}; + + public SaxonValueDataBinding() { + super(NAME, Value.class); + } + + @Override + public boolean introspect(DataType type, Operation operation) { + if (super.introspect(type, operation)) { + // type.setLogical(XMLType.UNKNOWN); + return true; + } else { + return false; + } + } +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SimpleType2ValueTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SimpleType2ValueTransformer.java new file mode 100644 index 0000000000..67d89a6e0b --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/SimpleType2ValueTransformer.java @@ -0,0 +1,87 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import java.math.BigDecimal; + +import net.sf.saxon.value.DecimalValue; +import net.sf.saxon.value.DoubleValue; +import net.sf.saxon.value.FloatValue; +import net.sf.saxon.value.IntegerValue; +import net.sf.saxon.value.ObjectValue; +import net.sf.saxon.value.StringValue; +import net.sf.saxon.value.Value; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.javabeans.SimpleJavaDataBinding; + +/** + * Transforms simple types and strings to Value objects needed by Saxon parser + * @version $Rev$ $Date$ + */ +public class SimpleType2ValueTransformer extends BaseTransformer<Object, Value> implements + PullTransformer<Object, Value> { + + @Override + public String getSourceDataBinding() { + return SimpleJavaDataBinding.NAME; + } + + @Override + protected Class<Object> getSourceType() { + return Object.class; + } + + @Override + protected Class<Value> getTargetType() { + return Value.class; + } + + @Override + public int getWeight() { + return 10000; + } + + public Value transform(Object source, TransformationContext context) { + Value result = null; + if (source instanceof Integer) { + result = new IntegerValue((Integer)source); + } else if (source instanceof Long) { + result = new IntegerValue((Long)source); + } else if (source instanceof Short) { + result = new IntegerValue((Short)source); + } else if (source instanceof Byte) { + result = new IntegerValue((Byte)source); + } else if (source instanceof Double) { + result = new DoubleValue((Double)source); + } else if (source instanceof Float) { + result = new FloatValue((Float)source); + } else if (source instanceof BigDecimal) { + result = new DecimalValue((BigDecimal)source); + } else if (source instanceof String) { + result = new StringValue(((String)source)); + } else { + result = new ObjectValue(source); + } + + return result; + } +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java new file mode 100644 index 0000000000..16d5f524bb --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java @@ -0,0 +1,74 @@ +/*
+ * 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.tuscany.sca.databinding.saxon;
+
+import java.lang.reflect.Array;
+
+import net.sf.saxon.trans.XPathException;
+import net.sf.saxon.value.Value;
+
+import org.apache.tuscany.sca.databinding.PullTransformer;
+import org.apache.tuscany.sca.databinding.TransformationContext;
+import org.apache.tuscany.sca.databinding.TransformationException;
+import org.apache.tuscany.sca.databinding.impl.BaseTransformer;
+
+/**
+ * Transforms a Value object to a Java Object and return it in an array.
+ *
+ * @version $Rev: 659284 $ $Date: 2008-05-22 14:26:18 -0800 (Thu, 22 May 2008) $
+ */
+public class Value2JavaArray extends BaseTransformer<Value, Object[]> implements PullTransformer<Value, Object[]> {
+
+ public Value2JavaArray() {
+ }
+
+ @Override
+ protected Class<Value> getSourceType() {
+ return Value.class;
+ }
+
+ @Override
+ protected Class<Object[]> getTargetType() {
+ return Object[].class;
+ }
+
+ @Override
+ public int getWeight() {
+ return super.getWeight() + 100;
+ }
+
+ public Object[] transform(Value source, TransformationContext context) {
+
+ try {
+ Object object = Value.convert(Value.asItem(source));
+
+ Class<?> componentClass = context.getTargetDataType().getPhysical().getComponentType();
+ Object[] result = (Object[])Array.newInstance(componentClass, 1);
+
+ result[0] = object;
+
+ return result;
+
+ } catch (XPathException e) {
+ throw new TransformationException(e.getMessage());
+ }
+
+ }
+
+}
diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2ObjectTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2ObjectTransformer.java new file mode 100644 index 0000000000..7589f6789b --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2ObjectTransformer.java @@ -0,0 +1,66 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import net.sf.saxon.trans.XPathException; +import net.sf.saxon.value.Value; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding; + +/** + * Transforms Value objects to generic java objects + * @version $Rev$ $Date$ + */ +public class Value2ObjectTransformer extends BaseTransformer<Value, Object> implements PullTransformer<Value, Object> { + + public Object transform(Value source, TransformationContext context) { + Object object; + try { + object = Value.convert(Value.asItem(source)); + } catch (XPathException e) { + throw new TransformationException(e); + } + return object; + } + + @Override + protected Class<Value> getSourceType() { + return Value.class; + } + + @Override + protected Class<Object> getTargetType() { + return Object.class; + } + + @Override + public String getTargetDataBinding() { + return JavaBeansDataBinding.NAME; + } + + @Override + public int getWeight() { + return 10000; + } + +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2SimpleTypeTransformer.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2SimpleTypeTransformer.java new file mode 100644 index 0000000000..5da4effcfd --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2SimpleTypeTransformer.java @@ -0,0 +1,65 @@ +/* + * 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.tuscany.sca.databinding.saxon; + +import net.sf.saxon.trans.XPathException; +import net.sf.saxon.value.Value; + +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.impl.BaseTransformer; +import org.apache.tuscany.sca.databinding.javabeans.SimpleJavaDataBinding; + +/** + * Transforms Value objects to simple types + * @version $Rev$ $Date$ + */ +public class Value2SimpleTypeTransformer extends BaseTransformer<Value, Object> implements + PullTransformer<Value, Object> { + public Object transform(Value source, TransformationContext context) { + Object object; + try { + object = Value.convert(Value.asItem(source)); + } catch (XPathException e) { + throw new TransformationException(e); + } + return object; + } + + @Override + public String getTargetDataBinding() { + return SimpleJavaDataBinding.NAME; + } + + @Override + protected Class<Value> getSourceType() { + return Value.class; + } + + @Override + protected Class<Object> getTargetType() { + return Object.class; + } + + @Override + public int getWeight() { + return 10000; + } +} diff --git a/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/collection/ItemList.java b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/collection/ItemList.java new file mode 100644 index 0000000000..065121520b --- /dev/null +++ b/sandbox/event/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/collection/ItemList.java @@ -0,0 +1,34 @@ +/*
+ * 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.tuscany.sca.databinding.saxon.collection;
+
+import java.util.ArrayList;
+
+import net.sf.saxon.om.Item;
+
+/**
+ * Stores a list of Item objects.
+ *
+ * Used by the implementation.xquery to store a collection of results
+ * generated by the xquery execution.
+ *
+ * @version $Rev: 659284 $ $Date: 2008-05-22 14:26:18 -0800 (Thu, 22 May 2008) $
+ */
+public class ItemList extends ArrayList<Item> {}
|