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authorlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2013-10-07 22:23:21 +0000
committerlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2013-10-07 22:23:21 +0000
commit5963a2d3d6860fe57afc138f095bf2d2eb5a7b80 (patch)
tree018d3d8c637e265b8292d34e5f7c11ca8ce11b7d /sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java
parent132aa8a77685ec92bc90c03f987650d275a7b639 (diff)
Official Tuscany 2.0.1 Release
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1530096 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java')
-rw-r--r--sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java242
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diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java
deleted file mode 100644
index 8d84e0352e..0000000000
--- a/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/interfacedef/impl/DataTypeImpl.java
+++ /dev/null
@@ -1,242 +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.interfacedef.impl;
-
-import java.lang.ref.WeakReference;
-import java.lang.reflect.Type;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-
-import org.apache.tuscany.sca.interfacedef.DataType;
-
-/**
- * Representation of the type of data associated with an operation. Data is
- * represented in two forms: the physical form used by the runtime and a logical
- * form used by the assembly. The physical form is a Java Type because the
- * runtime is written in Java. This may be the same form used by the application
- * but it may not; for example, an application that is performing stream
- * processing may want a physical form such as an
- * {@link java.io.InputStream InputStream} to semantically operate on application
- * data such as a purchase order. The logical description is that used by the
- * assembly model and is an identifier into some well-known type space; examples
- * may be a Java type represented by its Class or an XML type represented by its
- * QName. Every data type may also contain metadata describing the expected
- * data; for example, it could specify a preferred data binding technology or
- * the size of a typical instance.
- *
- * @version $Rev$ $Date$
- * @tuscany.spi.extension.asclient
- */
-public class DataTypeImpl<L> implements DataType<L> {
- private String dataBinding;
- private WeakReference<Class<?>> physical;
- private WeakReference<Type> genericType;
- private L logical;
- private Map<Class<?>, Object> metaDataMap;
-
- /**
- * Construct a data type specifying the physical and logical types.
- *
- * @param physical the physical class used by the runtime
- * @param logical the logical type
- * @see #getLogical()
- */
- public DataTypeImpl(Class<?> physical, L logical) {
- this(null, physical, physical, logical);
- }
-
- /**
- * @param dataBinding
- * @param physical
- * @param logical
- */
- public DataTypeImpl(String dataBinding, Class<?> physical, L logical) {
- this(dataBinding, physical, physical, logical);
- }
-
- /**
- * @param dataBinding
- * @param physical
- * @param genericType
- * @param logical
- */
- public DataTypeImpl(String dataBinding, Class<?> physical, Type genericType, L logical) {
- super();
- this.dataBinding = dataBinding;
- this.physical = new WeakReference<Class<?>>(physical);
- this.genericType = new WeakReference<Type>(genericType);
- this.logical = logical;
- }
-
- /**
- * Returns the physical type used by the runtime.
- *
- * @return the physical type used by the runtime
- */
- public Class<?> getPhysical() {
- return physical.get();
- }
-
- /**
- * @param physical the physical to set
- */
- public void setPhysical(Class<?> physical) {
- this.physical = new WeakReference<Class<?>>(physical);
- }
-
- /**
- * Get the java generic type
- * @return The java generic type
- */
- public Type getGenericType() {
- return genericType.get();
- }
-
- /**
- * Set the java generic type
- * @param genericType
- */
- public void setGenericType(Type genericType) {
- this.genericType = new WeakReference<Type>(genericType);
- }
-
- /**
- * Returns the logical identifier used by the assembly. The type of this
- * value identifies the logical type system in use. Known values are:
- * <ul>
- * <li>a java.lang.reflect.Type identifies a Java type by name and
- * ClassLoader; this includes Java Classes as they are specializations of
- * Type</li>
- * <li>a javax.xml.namespace.QName identifies an XML type by local name and
- * namespace</li>
- * </ul>
- *
- * @return the logical type name
- */
- public L getLogical() {
- return logical;
- }
-
- /**
- * @param logical the logical to set
- */
- public void setLogical(L logical) {
- this.logical = logical;
- }
-
- public String getDataBinding() {
- return dataBinding;
- }
-
- /**
- * @param dataBinding the dataBinding to set
- */
- public void setDataBinding(String dataBinding) {
- this.dataBinding = dataBinding;
- }
-
-
- @Override
- public String toString() {
- StringBuilder b = new StringBuilder( 256 );
- b.append( "DataType[" );
- b.append( "dataBinding=" + ((dataBinding==null) ? "null" : dataBinding) );
- b.append( ", genericType=" + ((genericType==null || genericType.get() == null) ? "null" : genericType) );
- b.append( ", physical=" + ((physical==null || physical.get() == null) ? "null" : physical) );
- b.append( ", logical=" + ((logical==null) ? "null" : logical) );
- b.append( ", metaData size=" + ((metaDataMap==null) ? "0" : metaDataMap.size()) );
- b.append( "]" );
- return b.toString();
- }
-
- @SuppressWarnings("unchecked")
- @Override
- public Object clone() throws CloneNotSupportedException {
- DataTypeImpl copy = (DataTypeImpl)super.clone();
-
- //
- // When using a DataTypeImpl with java:array databinding,
- // 'logical' will be another DataTypeImpl. Doing only
- // a shallow copy means that resetting the databinding will
- // have an unexpected side effect on the original. Though
- // we could special case the java:array-databinding case,
- // instead do it more generally when the logical is another
- // DataType.
- //
- if (logical instanceof DataType) {
- DataType logicalDT = (DataType)logical;
- copy.logical = logicalDT.clone();
- }
- return copy;
- }
-
- @Override
- public int hashCode() {
- final int prime = 31;
- int result = 1;
- result = prime * result + ((dataBinding == null) ? 0 : dataBinding.hashCode());
- result = prime * result + ((genericType == null || genericType.get() == null) ? 0 : genericType.hashCode());
- result = prime * result + ((logical == null) ? 0 : logical.hashCode());
- result = prime * result + ((physical == null || physical.get() == null) ? 0 : physical.hashCode());
- return result;
- }
-
- @Override
- public boolean equals(Object obj) {
- if (this == obj)
- return true;
- if (obj == null)
- return false;
- if (getClass() != obj.getClass())
- return false;
- final DataTypeImpl other = (DataTypeImpl)obj;
- if (dataBinding == null) {
- if (other.dataBinding != null)
- return false;
- } else if (!dataBinding.equals(other.dataBinding))
- return false;
- if (genericType == null || genericType.get() == null) {
- if (other.genericType != null && other.genericType.get() != null)
- return false;
- } else if (!genericType.get().equals(other.genericType.get()))
- return false;
- if (logical == null) {
- if (other.logical != null)
- return false;
- } else if (!logical.equals(other.logical))
- return false;
- if (physical == null || physical.get() == null) {
- if (other.physical != null && other.physical.get() != null)
- return false;
- } else if (!physical.get().equals(other.physical.get()))
- return false;
- return true;
- }
-
- public <T> T getMetaData(Class<T> type) {
- return metaDataMap == null ? null : type.cast(metaDataMap.get(type));
- }
-
- public <T> void setMetaData(Class<T> type, T metaData) {
- if (metaDataMap == null) {
- metaDataMap = new ConcurrentHashMap<Class<?>, Object>();
- }
- metaDataMap.put(type, metaData);
- }
-}