Package org.apache.cayenne.merge

Source Code of org.apache.cayenne.merge.CreateTableToDb

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*  distributed with this work for additional information
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*  to you under the Apache License, Version 2.0 (the
*  "License"); you may not use this file except in compliance
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*
*    http://www.apache.org/licenses/LICENSE-2.0
*
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package org.apache.cayenne.merge;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import org.apache.cayenne.access.DataNode;
import org.apache.cayenne.dba.DbAdapter;
import org.apache.cayenne.map.DbEntity;
import org.apache.cayenne.validation.SimpleValidationFailure;

public class CreateTableToDb extends AbstractToDbToken.Entity {

    public CreateTableToDb(DbEntity entity) {
        super(entity);
    }

    @Override
    public List<String> createSql(DbAdapter adapter) {
        List<String> sqls = new ArrayList<String>();
        sqls.addAll(adapter.getPkGenerator().createAutoPkStatements(
                Collections.singletonList(getEntity())));
        sqls.add(adapter.createTable(getEntity()));
        return sqls;
    }

    @Override
    public void execute(MergerContext mergerContext) {
        try {
            DataNode node = mergerContext.getDataNode();
            DbAdapter adapter = mergerContext.getAdapter();
            adapter.getPkGenerator().createAutoPk(
                    node,
                    Collections.singletonList(getEntity()));
            executeSql(mergerContext, adapter.createTable(getEntity()));
        }
        catch (Exception e) {
            mergerContext.getValidationResult().addFailure(
                    new SimpleValidationFailure(this, e.getMessage()));
        }
    }

    public String getTokenName() {
        return "Create Table";
    }

    public MergerToken createReverse(MergerFactory factory) {
        return factory.createDropTableToModel(getEntity());
    }

}
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