diff options
Diffstat (limited to 'sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/loader/ReferenceLoader.java')
-rw-r--r-- | sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/loader/ReferenceLoader.java | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/loader/ReferenceLoader.java b/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/loader/ReferenceLoader.java deleted file mode 100644 index 54183d1c72..0000000000 --- a/sandbox/rfeng/minicore/src/main/java/org/apache/tuscany/core/loader/ReferenceLoader.java +++ /dev/null @@ -1,107 +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.core.loader; - -import java.util.HashMap; -import java.util.Map; -import javax.xml.namespace.QName; -import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; -import static javax.xml.stream.XMLStreamConstants.START_ELEMENT; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; - -import static org.osoa.sca.Constants.SCA_NS; -import org.osoa.sca.annotations.Constructor; -import org.osoa.sca.annotations.Reference; - -import org.apache.tuscany.spi.deployer.DeploymentContext; -import org.apache.tuscany.spi.extension.LoaderExtension; -import org.apache.tuscany.spi.loader.LoaderException; -import org.apache.tuscany.spi.loader.LoaderRegistry; -import org.apache.tuscany.spi.loader.UnrecognizedElementException; -import org.apache.tuscany.spi.model.BindingDefinition; -import org.apache.tuscany.spi.model.ModelObject; -import org.apache.tuscany.spi.model.Multiplicity; -import org.apache.tuscany.spi.model.ReferenceDefinition; -import org.apache.tuscany.spi.model.ServiceContract; - -/** - * Loads a reference from an XML-based assembly file - * - * @version $Rev$ $Date$ - */ -public class ReferenceLoader extends LoaderExtension<ReferenceDefinition> { - public static final QName REFERENCE = new QName(SCA_NS, "reference"); - private static final Map<String, Multiplicity> MULTIPLICITY = new HashMap<String, Multiplicity>(4); - - static { - MULTIPLICITY.put("0..1", Multiplicity.ZERO_ONE); - MULTIPLICITY.put("1..1", Multiplicity.ONE_ONE); - MULTIPLICITY.put("0..n", Multiplicity.ZERO_N); - MULTIPLICITY.put("1..n", Multiplicity.ONE_N); - } - - @Constructor - public ReferenceLoader(@Reference LoaderRegistry registry) { - super(registry); - } - - public QName getXMLType() { - return REFERENCE; - } - - public ReferenceDefinition load(ModelObject object, XMLStreamReader reader, DeploymentContext context) - throws XMLStreamException, LoaderException { - assert REFERENCE.equals(reader.getName()); - String name = reader.getAttributeValue(null, "name"); - String multiplicityVal = reader.getAttributeValue(null, "multiplicity"); - Multiplicity multiplicity = multiplicity(multiplicityVal, Multiplicity.ONE_ONE); - ReferenceDefinition referenceDefinition = new ReferenceDefinition(); - referenceDefinition.setMultiplicity(multiplicity); - referenceDefinition.setUri(context.getComponentId().resolve('#' + name)); - while (true) { - switch (reader.next()) { - case START_ELEMENT: - ModelObject o = registry.load(null, reader, context); - if (o instanceof ServiceContract) { - referenceDefinition.setServiceContract((ServiceContract) o); - } else if (o instanceof BindingDefinition) { - referenceDefinition.addBinding((BindingDefinition) o); - } else { - throw new UnrecognizedElementException(reader.getName()); - } - break; - case END_ELEMENT: - return referenceDefinition; - } - } - } - - /** - * Convert a "multiplicity" attribute to the equivalent enum value. - * - * @param multiplicity the attribute to convert - * @param def the default value - * @return the enum equivalent - */ - private static Multiplicity multiplicity(String multiplicity, Multiplicity def) { - return multiplicity == null ? def : MULTIPLICITY.get(multiplicity); - } - -} |