diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-M5.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/BeanXMLStreamReaderImpl.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-M5.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/BeanXMLStreamReaderImpl.java | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/sca-java-2.x/tags/2.0-M5.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/BeanXMLStreamReaderImpl.java b/sca-java-2.x/tags/2.0-M5.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/BeanXMLStreamReaderImpl.java deleted file mode 100644 index ed59911a0b..0000000000 --- a/sca-java-2.x/tags/2.0-M5.1-RC1/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/xml/BeanXMLStreamReaderImpl.java +++ /dev/null @@ -1,300 +0,0 @@ -/* - * 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.xml; - -import java.beans.BeanInfo; -import java.beans.Introspector; -import java.beans.PropertyDescriptor; -import java.lang.reflect.Array; -import java.lang.reflect.Field; -import java.lang.reflect.Method; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Collection; -import java.util.Collections; -import java.util.Comparator; -import java.util.HashMap; -import java.util.Iterator; -import java.util.List; -import java.util.Map; - -import javax.xml.namespace.QName; - -import org.apache.tuscany.sca.common.xml.stax.reader.SimpleXmlNodeImpl; -import org.apache.tuscany.sca.common.xml.stax.reader.XmlNode; -import org.apache.tuscany.sca.common.xml.stax.reader.XmlTreeStreamReaderImpl; -import org.apache.tuscany.sca.databinding.SimpleTypeMapper; -import org.apache.tuscany.sca.databinding.impl.SimpleTypeMapperImpl; -import org.apache.tuscany.sca.interfacedef.util.TypeInfo; - -/** - * @version $Rev$ $Date$ - */ -public class BeanXMLStreamReaderImpl extends XmlTreeStreamReaderImpl { - private static final Comparator<Accessor> COMPARATOR = new Comparator<Accessor>() { - public int compare(Accessor o1, Accessor o2) { - return o1.getName().compareTo(o2.getName()); - } - }; - - public static class BeanXmlNodeImpl extends SimpleXmlNodeImpl implements XmlNode { - private static final Object[] NULL = null; - private static final SimpleTypeMapper MAPPER = new SimpleTypeMapperImpl(); - - public BeanXmlNodeImpl(Object bean) { - super(getName(bean == null ? null : bean.getClass()), bean); - } - - public BeanXmlNodeImpl(QName name, Object bean) { - super(name, bean); - } - - private static boolean isSimpleType(Class<?> javaType) { - return MAPPER.getXMLType(javaType) != null; - } - - private static String getStringValue(Object o) { - if (o == null) { - return null; - } - TypeInfo info = MAPPER.getXMLType(o.getClass()); - if (info != null) { - return MAPPER.toXMLLiteral(info.getQName(), o, null); - } else { - return String.valueOf(o); - } - } - - @Override - public Iterator<XmlNode> children() { - if (name == null) { - return null; - } - if (value == null) { - return super.children(); - } - if (isSimpleType(value.getClass())) { - XmlNode textNode = new BeanXmlNodeImpl(null, value); - return Arrays.asList(textNode).iterator(); - } - if (Map.class.isAssignableFrom(value.getClass())) { - List<XmlNode> entries = new ArrayList<XmlNode>(); - QName entryName = new QName(name.getNamespaceURI(), "entry"); - Map map = (Map)value; - if (map != null) { - for (Object e : map.entrySet()) { - Map.Entry entry = (Map.Entry)e; - entries.add(new BeanXmlNodeImpl(entryName, entry)); - } - } - return entries.iterator(); - } - try { - Map<String, Accessor> accessorMap = getAccessors(value); - List<Accessor> accessorList = new ArrayList<Accessor>(accessorMap.values()); - Collections.sort(accessorList, COMPARATOR); - - List<XmlNode> props = new ArrayList<XmlNode>(); - for (Accessor accessor : accessorList) { - Class<?> pType = accessor.getType(); - - QName pName = new QName(name.getNamespaceURI(), accessor.getName()); - Object pValue = accessor.getValue(); - if (pType.isArray()) { - if (pValue != null) { - int i1 = Array.getLength(pValue); - for (int j = 0; j < i1; j++) { - Object o = Array.get(pValue, j); - props.add(new BeanXmlNodeImpl(pName, o)); - } - } else { - // TODO: How to handle null? - } - } else if (Collection.class.isAssignableFrom(pType)) { - Collection objList = (Collection)pValue; - if (objList != null && objList.size() > 0) { - for (Iterator j = objList.iterator(); j.hasNext();) { - Object o = j.next(); - props.add(new BeanXmlNodeImpl(pName, o)); - } - - } else { - // How to handle null - } - } else { - props.add(new BeanXmlNodeImpl(pName, pValue)); - } - } - return props.iterator(); - } catch (Exception e) { - throw new IllegalArgumentException(e); - } - } - - @Override - public QName getName() { - return name; - } - - @Override - public String getValue() { - return getStringValue(value); - } - - private static String getPackageName(Class<?> cls) { - String name = cls.getName(); - int index = name.lastIndexOf('.'); - return index == -1 ? "" : name.substring(0, index); - } - - public static QName getName(Class<?> cls) { - if (cls == null) { - return null; - } - - String packageName = getPackageName(cls); - - if ("".equals(packageName)) { - return new QName("", cls.getSimpleName()); - } - StringBuffer ns = new StringBuffer("http://"); - String[] names = packageName.split("\\."); - for (int i = names.length - 1; i >= 0; i--) { - ns.append(names[i]); - if (i != 0) { - ns.append('.'); - } - } - ns.append('/'); - return new QName(ns.toString(), cls.getSimpleName()); - } - - } - - public BeanXMLStreamReaderImpl(QName name, Object bean) { - super(getXmlNode(name, bean)); - } - - private static BeanXmlNodeImpl getXmlNode(QName name, Object bean) { - BeanXmlNodeImpl root = null; - if (name != null) { - root = new BeanXmlNodeImpl(name, bean); - } else { - root = new BeanXmlNodeImpl(bean); - } - return root; - } - - public static interface Accessor { - String getName(); - - Class<?> getType(); - - Object getValue() throws Exception; - - void setValue(Object value) throws Exception; - } - - private static class FieldAccessor implements Accessor { - private Object target; - private Field field; - - public FieldAccessor(Object target, Field field) { - super(); - this.target = target; - this.field = field; - this.field.setAccessible(true); - } - - public String getName() { - return field.getName(); - } - - public Object getValue() throws Exception { - return field.get(target); - } - - public void setValue(Object value) throws Exception { - field.set(target, value); - } - - public Class<?> getType() { - return field.getType(); - } - - } - - private static class PropertyAccessor implements Accessor { - private Object target; - private PropertyDescriptor prop; - - public PropertyAccessor(Object target, PropertyDescriptor prop) { - super(); - this.target = target; - this.prop = prop; - } - - public String getName() { - return prop.getName(); - } - - public Class<?> getType() { - return prop.getPropertyType(); - } - - public Object getValue() throws Exception { - Method getter = prop.getReadMethod(); - if (getter != null) { - getter.setAccessible(true); - return getter.invoke(target); - } - throw new IllegalAccessException("The property cannot be read: " + getName()); - } - - public void setValue(Object value) throws Exception { - Method setter = prop.getWriteMethod(); - if (setter != null) { - setter.setAccessible(true); - setter.invoke(target); - } - throw new IllegalAccessException("The property cannot be written: " + getName()); - } - - } - - private static Map<String, Accessor> getAccessors(Object target) throws Exception { - if (target == null) { - return Collections.emptyMap(); - } - Map<String, Accessor> map = new HashMap<String, Accessor>(); - Class<?> type = target.getClass(); - for (Field f : type.getFields()) { - map.put(f.getName(), new FieldAccessor(target, f)); - } - BeanInfo info = Introspector.getBeanInfo(type, Object.class); - for (PropertyDescriptor p : info.getPropertyDescriptors()) { - // if (p.getReadMethod() != null && p.getWriteMethod() != null) { - map.put(p.getName(), new PropertyAccessor(target, p)); - // } - } - return map; - } - -} |