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Merge pull request #39 from com-pas/create-scd-with-header
Create scd with header and import ICD
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66 changes: 66 additions & 0 deletions
66
sct-commons/src/main/java/org/lfenergy/compas/sct/commons/MarshallerWrapper.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| // SPDX-FileCopyrightText: 2021 RTE FRANCE | ||
| // | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| package org.lfenergy.compas.sct.commons; | ||
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| import lombok.extern.slf4j.Slf4j; | ||
| import org.lfenergy.compas.core.commons.exception.CompasErrorCode; | ||
| import org.lfenergy.compas.core.commons.exception.CompasException; | ||
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| import javax.xml.bind.JAXBException; | ||
| import javax.xml.bind.Marshaller; | ||
| import javax.xml.bind.Unmarshaller; | ||
| import javax.xml.transform.Result; | ||
| import javax.xml.transform.stream.StreamResult; | ||
| import javax.xml.transform.stream.StreamSource; | ||
| import java.io.*; | ||
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| @Slf4j | ||
| public class MarshallerWrapper { | ||
| private final Unmarshaller unmarshaller; | ||
| private final Marshaller marshaller; | ||
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| protected MarshallerWrapper(Unmarshaller unmarshaller, Marshaller marshaller) { | ||
| this.unmarshaller = unmarshaller; | ||
| this.marshaller = marshaller; | ||
| } | ||
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| public static SclMarshallerBuilder builder(){ | ||
| return new SclMarshallerBuilder(); | ||
| } | ||
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| public <T> String marshall(final T obj) { | ||
| try { | ||
| StringWriter sw = new StringWriter(); | ||
| Result result = new StreamResult(sw); | ||
| marshaller.marshal(obj, result); | ||
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| return sw.toString(); | ||
| } catch (JAXBException exp) { | ||
| String message = String.format("Error marshalling the Class: %s", exp); | ||
| log.error(message); | ||
| throw new CompasException(CompasErrorCode.MARSHAL_ERROR_CODE, message); | ||
| } | ||
| } | ||
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| public <T> T unmarshall(final byte[] xml, Class<T> cls) { | ||
| ByteArrayInputStream input = new ByteArrayInputStream(xml); | ||
| return unmarshall(input, cls); | ||
| } | ||
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| public <T> T unmarshall(final InputStream xml, Class<T> cls) { | ||
| try { | ||
| Object result = unmarshaller.unmarshal(new StreamSource(xml)); | ||
| if (!result.getClass().isAssignableFrom(cls)) { | ||
| throw new CompasException(CompasErrorCode.UNMARSHAL_ERROR_CODE, | ||
| "Error unmarshalling to the Class. Invalid class"); | ||
| } | ||
| return cls.cast(result); | ||
| } catch (JAXBException exp) { | ||
| String message = String.format("Error unmarshalling to the Class: %s", exp.getLocalizedMessage()); | ||
| log.error(message); | ||
| throw new CompasException(CompasErrorCode.UNMARSHAL_ERROR_CODE, message); | ||
| } | ||
| } | ||
| } |
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