0332be312f
Also adds new logic to preserve the JSON representation of unknown operations, to protect from version downgrading or removal of extensions. Closes #1990.
71 lines
2.9 KiB
Java
71 lines
2.9 KiB
Java
/*******************************************************************************
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* Copyright (C) 2018, OpenRefine contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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package com.google.refine.operations;
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import java.io.IOException;
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import com.fasterxml.jackson.annotation.JsonTypeInfo.Id;
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import com.fasterxml.jackson.databind.DatabindContext;
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import com.fasterxml.jackson.databind.JavaType;
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import com.fasterxml.jackson.databind.jsontype.impl.TypeIdResolverBase;
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import com.fasterxml.jackson.databind.type.TypeFactory;
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import com.google.refine.model.AbstractOperation;
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public class OperationResolver extends TypeIdResolverBase {
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protected TypeFactory factory = TypeFactory.defaultInstance();
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@Override
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public Id getMechanism() {
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return Id.NAME;
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}
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@Override
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public String idFromValue(Object instance) {
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return ((AbstractOperation)instance).getOperationId();
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}
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@Override
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public String idFromValueAndType(Object instance, Class<?> type) {
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String id = OperationRegistry.s_opClassToName.get(type);
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if (id != null) {
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return id;
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} else { // this happens for an UnknownOperation
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return ((AbstractOperation) instance).getOperationId();
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}
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}
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@Override
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public JavaType typeFromId(DatabindContext context, String id) throws IOException {
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Class<? extends AbstractOperation> opClass = OperationRegistry.resolveOperationId(id);
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if (opClass == null) {
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opClass = UnknownOperation.class;
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}
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return factory.constructSimpleType(opClass, new JavaType[0]);
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}
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}
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