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Diffstat (limited to '')
-rw-r--r-- | sandbox/event/modules/extension-helper/src/main/java/org/apache/tuscany/sca/extension/helper/utils/DynamicImplementation.java | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/sandbox/event/modules/extension-helper/src/main/java/org/apache/tuscany/sca/extension/helper/utils/DynamicImplementation.java b/sandbox/event/modules/extension-helper/src/main/java/org/apache/tuscany/sca/extension/helper/utils/DynamicImplementation.java new file mode 100644 index 0000000000..dbfb9d089f --- /dev/null +++ b/sandbox/event/modules/extension-helper/src/main/java/org/apache/tuscany/sca/extension/helper/utils/DynamicImplementation.java @@ -0,0 +1,96 @@ +/* + * 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.extension.helper.utils; + +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.Property; +import org.apache.tuscany.sca.assembly.Reference; +import org.apache.tuscany.sca.assembly.Service; +import org.apache.tuscany.sca.assembly.builder.ComponentPreProcessor; +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * + * @version $Rev$ $Date$ + */ +public class DynamicImplementation extends AbstractImplementation implements ComponentPreProcessor { + + public void preProcess(Component component) { + RuntimeComponent rtc = (RuntimeComponent) component; + + for (Service service : rtc.getServices()) { + if (getService(service.getName()) == null) { + getServices().add(createService(service)); + } + } + + Service dynamicService = getService("$dynamic$"); + if (dynamicService != null && getServices().size() > 1) { + getServices().remove(dynamicService); + dynamicService = null; + } + + for (Reference reference : rtc.getReferences()) { + if (getReference(reference.getName()) == null) { + getReferences().add(createReference(reference)); + } + } + + for (Property property : rtc.getProperties()) { + if (getProptery(property.getName()) == null) { + getProperties().add(createProperty(property)); + } + } + + // TODO: support properties + } + + protected Service createService(Service service) { + Service newService; + try { + newService = (Service)service.clone(); + } catch (CloneNotSupportedException e) { + throw new AssertionError(e); // should not ever happen + } + + return newService; + } + + protected Reference createReference(Reference reference) { + Reference newReference; + try { + newReference = (Reference)reference.clone(); + } catch (CloneNotSupportedException e) { + throw new AssertionError(e); // should not ever happen + } + return newReference; + } + + protected Property createProperty(Property property) { + Property newProperty; + try { + newProperty = (Property)property.clone(); + } catch (CloneNotSupportedException e) { + throw new AssertionError(e); // should not ever happen + } + return newProperty; + } + +} |