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Diffstat (limited to '')
-rw-r--r-- | sandbox/event/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/BaseDataBinding.java | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/sandbox/event/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/BaseDataBinding.java b/sandbox/event/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/BaseDataBinding.java new file mode 100644 index 0000000000..04c2f0e0c9 --- /dev/null +++ b/sandbox/event/modules/databinding/src/main/java/org/apache/tuscany/sca/databinding/impl/BaseDataBinding.java @@ -0,0 +1,111 @@ +/* + * 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.impl; + + +import org.apache.tuscany.sca.databinding.DataBinding; +import org.apache.tuscany.sca.databinding.SimpleTypeMapper; +import org.apache.tuscany.sca.databinding.WrapperHandler; +import org.apache.tuscany.sca.databinding.XMLTypeHelper; +import org.apache.tuscany.sca.interfacedef.DataType; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.interfacedef.impl.DataTypeImpl; +import org.apache.tuscany.sca.interfacedef.util.XMLType; + +/** + * Base Implementation of DataBinding + * + * @version $Rev$ $Date$ + */ +public abstract class BaseDataBinding implements DataBinding { + + private Class<?> baseType; + + private String name; + + /** + * Create a databinding with the base java type whose name will be used as + * the name of the databinding + * + * @param baseType The base java class or interface representing the + * databinding, for example, org.w3c.dom.Node + */ + protected BaseDataBinding(Class<?> baseType) { + this(baseType.getName(), baseType); + } + + /** + * Create a databinding with the name and base java type + * + * @param name The name of the databinding + * @param baseType The base java class or interface representing the + * databinding, for example, org.w3c.dom.Node + */ + protected BaseDataBinding(String name, Class<?> baseType) { + this.name = name; + this.baseType = baseType; + } + + @SuppressWarnings("unchecked") + public boolean introspect(DataType type, Operation operation) { + assert type != null; + Class cls = type.getPhysical(); + if (baseType != null && baseType.isAssignableFrom(cls)) { + type.setDataBinding(getName()); + if (type.getLogical() == null) { + type.setLogical(XMLType.UNKNOWN); + } + return true; + } + return false; + } + + public DataType introspect(Object value, Operation operation) { + if (value == null) { + return null; + } else { + DataType<Class> dataType = new DataTypeImpl<Class>(value.getClass(), value.getClass()); + if (introspect(dataType, (Operation) null)) { + return dataType; + } else { + return null; + } + } + } + + public final String getName() { + return name; + } + + /** + * @see org.apache.tuscany.sca.databinding.DataBinding#getWrapperHandler() + */ + public WrapperHandler getWrapperHandler() { + return null; + } + + public Object copy(Object object, DataType dataType, Operation operation) { + return object; + } + + public XMLTypeHelper getXMLTypeHelper() { + return null; + } + +} |