Package liquibase.structure.core

Examples of liquibase.structure.core.PrimaryKey

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    }

    @Override
    public ChangeStatus checkStatus(Database database) {
        try {
            return new ChangeStatus().assertComplete(!SnapshotGeneratorFactory.getInstance().has(new PrimaryKey(getConstraintName(), getCatalogName(), getSchemaName(), getTableName()), database), "Primary key exists");
        } catch (Exception e) {
            return new ChangeStatus().unknown(e);
        }

    }
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    }

    @Override
    public void check(Database database, DatabaseChangeLog changeLog, ChangeSet changeSet) throws PreconditionFailedException, PreconditionErrorException {
        try {
            PrimaryKey example = new PrimaryKey();
            Table table = new Table();
            table.setSchema(new Schema(getCatalogName(), getSchemaName()));
            if (StringUtils.trimToNull(getTableName()) != null) {
                table.setName(getTableName());
            }
            example.setTable(table);
            example.setName(getPrimaryKeyName());

            if (!SnapshotGeneratorFactory.getInstance().has(example, database)) {
                if (tableName != null) {
                    throw new PreconditionFailedException("Primary Key does not exist on " + database.escapeObjectName(getTableName(), Table.class), changeLog, this);
                } else {
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            for (AddColumnConfig column : getColumns()) {
                Column snapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(new Column(Table.class, getCatalogName(), getSchemaName(), getTableName(), column.getName()), database);
                result.assertComplete(snapshot != null, "Column "+column.getName()+" does not exist");

                if (snapshot != null) {
                    PrimaryKey snapshotPK = ((Table) snapshot.getRelation()).getPrimaryKey();

                    ConstraintsConfig constraints = column.getConstraints();
                    if (constraints != null) {
                        result.assertComplete(constraints.isPrimaryKey() == (snapshotPK != null && snapshotPK.getColumnNames().contains(column.getName())), "Column " + column.getName() + " not set as primary key");
                    }
                }
            }
        } catch (Exception e) {
            return result.unknown(e);
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        };
    }

    @Override
    public Change[] fixMissing(DatabaseObject missingObject, DiffOutputControl control, Database referenceDatabase, Database comparisonDatabase, ChangeGeneratorChain chain) {
        PrimaryKey pk = (PrimaryKey) missingObject;

        AddPrimaryKeyChange change = new AddPrimaryKeyChange();
        change.setTableName(pk.getTable().getName());
        if (control.getIncludeCatalog()) {
            change.setCatalogName(pk.getTable().getSchema().getCatalogName());
        }
        if (control.getIncludeSchema()) {
            change.setSchemaName(pk.getTable().getSchema().getName());
        }
        change.setConstraintName(pk.getName());
        change.setColumnNames(pk.getColumnNames());
        if (control.getIncludeTablespace()) {
            change.setTablespace(pk.getTablespace());
        }

        if (referenceDatabase instanceof MSSQLDatabase && pk.getBackingIndex() != null && pk.getBackingIndex().getClustered() != null && !pk.getBackingIndex().getClustered()) {
            change.setClustered(false);
        }

        control.setAlreadyHandledMissing(pk.getBackingIndex());

        return new Change[] { change };

    }
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        pkColumn.setType(pkDataType);
        pkColumn.setCertainDataType(false);
        pkColumn.setRelation(table);
        table.getColumns().add(pkColumn);

        PrimaryKey primaryKey = new PrimaryKey();
        primaryKey.setName(tableGenerator.getTableName() + "PK");
        primaryKey.addColumn(0, new Column(pkColumn.getName()).setRelation(table));
        primaryKey.setTable(table);
        table.setPrimaryKey(primaryKey);

        Column valueColumn = new Column();
        valueColumn.setName(tableGenerator.getValueColumnName());
        valueColumn.setType(new DataType(VALUE_DATA_TYPE));
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            if (hibernateTable == null) {
                return;
            }
            org.hibernate.mapping.PrimaryKey hibernatePrimaryKey = hibernateTable.getPrimaryKey();
            if (hibernatePrimaryKey != null) {
                PrimaryKey pk = new PrimaryKey();
                pk.setName(hibernatePrimaryKey.getName());
                pk.setTable(table);
                for (Object hibernateColumn : hibernatePrimaryKey.getColumns()) {
                    pk.getColumns().add(new Column(((org.hibernate.mapping.Column) hibernateColumn).getName()).setRelation(table));
                }

                LOG.info("Found primary key " + pk.getName());
                table.setPrimaryKey(pk);
                Index index = new Index();
                index.setName("IX_" + pk.getName());
                index.setTable(table);
                index.setColumns(pk.getColumns());
                index.setUnique(true);
                pk.setBackingIndex(index);
                table.getIndexes().add(index);
            }
        }
    }
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    @Override
    public Change[] fixMissing(DatabaseObject missingObject, DiffOutputControl control, Database referenceDatabase, Database comparisonDatabase, ChangeGeneratorChain chain) {
        Table missingTable = (Table) missingObject;

        PrimaryKey primaryKey = missingTable.getPrimaryKey();

//        if (control.diffResult.getReferenceSnapshot().getDatabase().isLiquibaseTable(missingTable.getSchema().toCatalogAndSchema(), missingTable.getName())) {
//            continue;
//        }

        CreateTableChange change = createCreateTableChange();
        change.setTableName(missingTable.getName());
        if (control.getIncludeCatalog()) {
            change.setCatalogName(missingTable.getSchema().getCatalogName());
        }
        if (control.getIncludeSchema()) {
            change.setSchemaName(missingTable.getSchema().getName());
        }
        if (missingTable.getRemarks() != null) {
            change.setRemarks(missingTable.getRemarks());
        }

        for (Column column : missingTable.getColumns()) {
            ColumnConfig columnConfig = new ColumnConfig();
            columnConfig.setName(column.getName());
            LiquibaseDataType ldt = DataTypeFactory.getInstance().from(column.getType(), comparisonDatabase);
            DatabaseDataType ddt = ldt.toDatabaseDataType(referenceDatabase);
            columnConfig.setType(ddt.toString());

            if (column.isAutoIncrement()) {
                columnConfig.setAutoIncrement(true);
            }

            ConstraintsConfig constraintsConfig = null;
            // In MySQL, the primary key must be specified at creation for an autoincrement column
            if (column.isAutoIncrement() && primaryKey != null && primaryKey.getColumnNamesAsList().contains(column.getName())) {
                constraintsConfig = new ConstraintsConfig();
                constraintsConfig.setPrimaryKey(true);
                constraintsConfig.setPrimaryKeyTablespace(primaryKey.getTablespace());
                // MySQL sets some primary key names as PRIMARY which is invalid
                if (comparisonDatabase instanceof MySQLDatabase && "PRIMARY".equals(primaryKey.getName())) {
                    constraintsConfig.setPrimaryKeyName(null);
                } else  {
                    constraintsConfig.setPrimaryKeyName(primaryKey.getName());
                }
                control.setAlreadyHandledMissing(primaryKey);
                control.setAlreadyHandledMissing(primaryKey.getBackingIndex());
            } else if (column.isNullable() != null && !column.isNullable()) {
                constraintsConfig = new ConstraintsConfig();
                constraintsConfig.setNullable(false);
            }
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        String[] columnNames = change.getColumnNames().split(",");
        Column[] columns = new Column[columnNames.length];
        for (int i=0; i<columnNames.length; i++) {
            columns[i] = new Column(columnNames[i]);
        }
        PrimaryKey pk = diffResult.getUnexpectedObject(new PrimaryKey(change.getConstraintName(), change.getCatalogName(), change.getSchemaName(), change.getTableName(), columns));
        assertNotNull(pk);
    }
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        return null;
    }

    @Override
    public Change[] fixChanged(DatabaseObject changedObject, ObjectDifferences differences, DiffOutputControl control, Database referenceDatabase, Database comparisonDatabase, ChangeGeneratorChain chain) {
        PrimaryKey pk = (PrimaryKey) changedObject;

        DropPrimaryKeyChange dropPkChange = new DropPrimaryKeyChange();
        dropPkChange.setTableName(pk.getTable().getName());

        AddPrimaryKeyChange addPkChange = new AddPrimaryKeyChange();
        addPkChange.setTableName(pk.getTable().getName());
        addPkChange.setColumnNames(pk.getColumnNames());
        addPkChange.setConstraintName(pk.getName());


        if (control.getIncludeCatalog()) {
            dropPkChange.setCatalogName(pk.getSchema().getCatalogName());
            addPkChange.setCatalogName(pk.getSchema().getCatalogName());
        }
        if (control.getIncludeSchema()) {
            dropPkChange.setSchemaName(pk.getSchema().getName());
            addPkChange.setSchemaName(pk.getSchema().getName());
        }

        List<Column> referenceColumns = (List<Column>) differences.getDifference("columns").getReferenceValue();
        List<Column> comparedColumns = (List<Column>) differences.getDifference("columns").getComparedValue();

        StringUtils.ToStringFormatter formatter = new StringUtils.ToStringFormatter();

        control.setAlreadyHandledChanged(new Index().setTable(pk.getTable()).setColumns(referenceColumns));
        if (!StringUtils.join(referenceColumns, ",", formatter).equalsIgnoreCase(StringUtils.join(comparedColumns, ",", formatter))) {
            control.setAlreadyHandledChanged(new Index().setTable(pk.getTable()).setColumns(comparedColumns));
        }

        control.setAlreadyHandledChanged(new UniqueConstraint().setTable(pk.getTable()).setColumns(referenceColumns));
        if (!StringUtils.join(referenceColumns, ",", formatter).equalsIgnoreCase(StringUtils.join(comparedColumns, "," , formatter))) {
            control.setAlreadyHandledChanged(new UniqueConstraint().setTable(pk.getTable()).setColumns(comparedColumns));
        }

        return new Change[] { dropPkChange, addPkChange };
    }
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    @Override
    public ChangeStatus checkStatus(Database database) {
        ChangeStatus result = new ChangeStatus();
        try {
            PrimaryKey example = new PrimaryKey(getConstraintName(), getCatalogName(), getSchemaName(), getTableName(), Column.arrayFromNames(getColumnNames()));

            PrimaryKey snapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(example, database);
            result.assertComplete(snapshot != null, "Primary key does not exist");

            return result;

        } catch (Exception e) {
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Related Classes of liquibase.structure.core.PrimaryKey

  • liquibase.change.ColumnConfig
  • liquibase.change.core.AddColumnChange
  • liquibase.change.core.AddPrimaryKeyChange
  • liquibase.change.core.CreateTableChange
  • liquibase.change.core.DropPrimaryKeyChange
  • liquibase.change.core.supplier.AddPrimaryKeyChangeSupplier
  • liquibase.change.core.supplier.DropPrimaryKeyChangeSupplier
  • liquibase.diff.compare.core.PrimaryKeyComparator
  • liquibase.diff.output.changelog.core.ChangedPrimaryKeyChangeGenerator
  • liquibase.diff.output.changelog.core.MissingPrimaryKeyChangeGenerator
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