From 76718176b0a45f28c5e22a9f72371958ead27559 Mon Sep 17 00:00:00 2001 From: adrianocrestani Date: Wed, 2 Jul 2008 04:53:50 +0000 Subject: -adding support to implementation.xquery for xquery execution results that returns only one value but the caller is expecting one array git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@673278 13f79535-47bb-0310-9956-ffa450edef68 --- .../saxon/ItemList2ObjectTransformer.java | 4 +- .../saxon/NodeInfo2JavaArrayTransformer.java | 76 +++++++++++++++++++++ .../sca/databinding/saxon/Value2JavaArray.java | 78 ++++++++++++++++++++++ ....apache.tuscany.sca.databinding.PullTransformer | 2 + 4 files changed, 158 insertions(+), 2 deletions(-) create mode 100644 java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java create mode 100644 java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java (limited to 'java/sca/modules/databinding-saxon/src') diff --git a/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java b/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java index 5f7c7ed858..bfd41d5557 100644 --- a/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java +++ b/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/ItemList2ObjectTransformer.java @@ -109,7 +109,7 @@ public class ItemList2ObjectTransformer extends .transform((NodeInfo) item, context); } else if (item instanceof Value) { - result[i] = Value.convert(item); + result[i] = Value.convertToJava(item); } else { result[i] = item; @@ -143,7 +143,7 @@ public class ItemList2ObjectTransformer extends } else { try { - return Value.convert(item); + return Value.convertToJava(item); } catch (XPathException e) { throw new TransformationException(e); diff --git a/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java b/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/NodeInfo2JavaArrayTransformer.java new file mode 100644 index 0000000000..36ebac3aea --- /dev/null +++ b/java/sca/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 implements + PullTransformer { + + private NodeInfo2DataObjectTransformer nodeInfo2DataObjectTransformer = new NodeInfo2DataObjectTransformer(); + + public NodeInfo2JavaArrayTransformer() {} + + @Override + protected Class getSourceType() { + return NodeInfo.class; + } + + @Override + protected Class 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/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java b/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java new file mode 100644 index 0000000000..c3365c49bb --- /dev/null +++ b/java/sca/modules/databinding-saxon/src/main/java/org/apache/tuscany/sca/databinding/saxon/Value2JavaArray.java @@ -0,0 +1,78 @@ +/* + * 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 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 implements + PullTransformer { + + public Value2JavaArray() {} + + @Override + protected Class getSourceType() { + return Value.class; + } + + @Override + protected Class getTargetType() { + return Object[].class; + } + + @Override + public int getWeight() { + return super.getWeight() + 100; + } + + public Object[] transform(Value source, TransformationContext context) { + + try { + Object object = Value.convertToJava(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/java/sca/modules/databinding-saxon/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer b/java/sca/modules/databinding-saxon/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer index 829a01b896..4d927ce53d 100644 --- a/java/sca/modules/databinding-saxon/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer +++ b/java/sca/modules/databinding-saxon/src/main/resources/META-INF/services/org.apache.tuscany.sca.databinding.PullTransformer @@ -30,3 +30,5 @@ org.apache.tuscany.sca.databinding.saxon.ItemList2ObjectTransformer;source=org.a org.apache.tuscany.sca.databinding.saxon.ItemList2ObjectTransformer;source=org.apache.tuscany.sca.databinding.saxon.collection.ItemList,target=java:complex,weight=1000 org.apache.tuscany.sca.databinding.saxon.ItemList2ObjectTransformer;source=org.apache.tuscany.sca.databinding.saxon.collection.ItemList,target=java:simple,weight=1000 org.apache.tuscany.sca.databinding.saxon.ItemList2ObjectTransformer;source=org.apache.tuscany.sca.databinding.saxon.collection.ItemList,target=java:array,weight=1000 +org.apache.tuscany.sca.databinding.saxon.NodeInfo2JavaArrayTransformer;source=net.sf.saxon.om.NodeInfo,target=java:array,weight=1000 +org.apache.tuscany.sca.databinding.saxon.Value2JavaArrayTransformer;source=net.sf.saxon.value.Value,target=java:array,weight=1000 -- cgit v1.2.3