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author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-10-26 07:46:08 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-10-26 07:46:08 +0000 |
commit | 6865c59e74f19ed6057d03583944b47abd6e036e (patch) | |
tree | 3324c11c7ca4f5ca12f15619ce30e9824e198480 /sca-java-2.x/branches/2.0-Beta1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Array2ArrayTransformer.java | |
parent | 0d6d7922ed17cca55ec36ff2626d1080e76d6d13 (diff) |
Create branch for next release
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1027394 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Array2ArrayTransformer.java | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Array2ArrayTransformer.java b/sca-java-2.x/branches/2.0-Beta1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Array2ArrayTransformer.java new file mode 100644 index 0000000000..4997a872ba --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta1/modules/core-databinding/src/main/java/org/apache/tuscany/sca/core/databinding/transformers/Array2ArrayTransformer.java @@ -0,0 +1,104 @@ +/* + * 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.core.databinding.transformers; + +import java.lang.reflect.Array; + +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; +import org.apache.tuscany.sca.databinding.Mediator; +import org.apache.tuscany.sca.databinding.PullTransformer; +import org.apache.tuscany.sca.databinding.TransformationContext; +import org.apache.tuscany.sca.databinding.TransformationException; +import org.apache.tuscany.sca.databinding.BaseTransformer; +import org.apache.tuscany.sca.interfacedef.DataType; + +/** + * This is a special transformer to transform the output from one IDL to the + * other one + * + * @version $Rev$ $Date$ + */ +public class Array2ArrayTransformer extends BaseTransformer<Object, Object> implements PullTransformer<Object, Object> { + + protected Mediator mediator; + + public Array2ArrayTransformer(ExtensionPointRegistry registry) { + super(); + this.mediator = registry.getExtensionPoint(UtilityExtensionPoint.class).getUtility(Mediator.class); + } + + @Override + public String getSourceDataBinding() { + return "java:array"; + } + + @Override + public String getTargetDataBinding() { + return "java:array"; + } + + /** + * @see org.apache.tuscany.sca.databinding.BaseTransformer#getSourceType() + */ + @Override + protected Class<Object> getSourceType() { + return Object.class; + } + + /** + * @see org.apache.tuscany.sca.databinding.BaseTransformer#getTargetType() + */ + @Override + protected Class<Object> getTargetType() { + return Object.class; + } + + /** + * @see org.apache.tuscany.sca.databinding.Transformer#getWeight() + */ + @Override + public int getWeight() { + return 10; + } + + @SuppressWarnings("unchecked") + public Object transform(Object array, TransformationContext context) { + try { + if (array == null) { + return null; + } + DataType<DataType> sourceType = context.getSourceDataType(); + DataType<DataType> targetType = context.getTargetDataType(); + int length = Array.getLength(array); + Object targetArray = Array.newInstance(targetType.getPhysical().getComponentType(), length); + for (int i = 0; i < length; i++) { + Object sourceItem = Array.get(array, i); + Object targetItem = + mediator.mediate(sourceItem, sourceType.getLogical(), targetType.getLogical(), context + .getMetadata()); + Array.set(targetArray, i, targetItem); + } + return targetArray; + } catch (Exception e) { + throw new TransformationException(e); + } + } + +} |