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Diffstat (limited to 'branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java')
-rw-r--r-- | branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java b/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java new file mode 100644 index 0000000000..d54dbca1d1 --- /dev/null +++ b/branches/sca-java-integration/sca/kernel/spi/src/main/java/org/apache/tuscany/spi/databinding/extension/TransformerExtension.java @@ -0,0 +1,73 @@ +/* + * 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.spi.databinding.extension; + +import org.osoa.sca.annotations.EagerInit; +import org.osoa.sca.annotations.Init; +import org.osoa.sca.annotations.Scope; +import org.osoa.sca.annotations.Service; + +import org.apache.tuscany.spi.annotation.Autowire; +import org.apache.tuscany.spi.databinding.Transformer; +import org.apache.tuscany.spi.databinding.TransformerRegistry; + +/** + * Base Implementation of Transformer which provides the registration to the transformer registry + * + * @version $Rev$ $Date$ + */ +@Service(Transformer.class) +@Scope("COMPOSITE") +@EagerInit +public abstract class TransformerExtension<S, T> implements Transformer { + + protected TransformerRegistry registry; + + protected TransformerExtension() { + super(); + } + + @Autowire + public void setTransformerRegistry(TransformerRegistry registry) { + this.registry = registry; + } + + @Init + public void init() { + registry.registerTransformer(this); + } + + protected abstract Class getSourceType(); + + protected abstract Class getTargetType(); + + public String getSourceDataBinding() { + return getSourceType().getName(); + } + + public String getTargetDataBinding() { + return getTargetType().getName(); + } + + public int getWeight() { + // default to 50 + return 50; + } + +} |