de.akquinet.jbosscc.guttenbase.meta.builder.ColumnMetaDataBuilder Maven / Gradle / Ivy

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package de.akquinet.jbosscc.guttenbase.meta.builder;

import de.akquinet.jbosscc.guttenbase.meta.ColumnMetaData;
import de.akquinet.jbosscc.guttenbase.meta.InternalColumnMetaData;
import de.akquinet.jbosscc.guttenbase.meta.impl.ColumnMetaDataImpl;

import java.math.BigInteger;
import java.sql.Types;

/**
 * Builder class for ColumnMetaData.
 *
 * 
 * © 2012-2034 akquinet tech@spree
 * 
 *
 * @author M. Dahm
 */
public class ColumnMetaDataBuilder {
  private int _columnType = Types.BIGINT;
  private String _columnName = "ID";
  private String _columnTypeName = "BIGINT";
  private String _columnClassName = BigInteger.class.getName();
  private boolean _isNullable = true;
  private boolean _isAutoIncrement = false;
  private boolean _primaryKey = false;
  private int _precision = 0;
  private int _scale = 0;
  private final TableMetaDataBuilder _tableMetaDataBuilder;
  private ColumnMetaDataImpl _result;

  public ColumnMetaDataBuilder(final TableMetaDataBuilder tableMetaDataBuilder, final ColumnMetaData sourceColumnMetaData) {
    this(tableMetaDataBuilder);

    setAutoIncrement(sourceColumnMetaData.isAutoIncrement());
    setColumnClassName(sourceColumnMetaData.getColumnClassName());
    setColumnName(sourceColumnMetaData.getColumnName());
    setColumnType(sourceColumnMetaData.getColumnType());
    setNullable(sourceColumnMetaData.isNullable());
    setPrecision(sourceColumnMetaData.getPrecision());
    setPrimaryKey(sourceColumnMetaData.isPrimaryKey());
    setScale(sourceColumnMetaData.getScale());
  }

  public ColumnMetaDataBuilder(final TableMetaDataBuilder tableMetaDataBuilder) {
    _tableMetaDataBuilder = tableMetaDataBuilder;
  }

  public InternalColumnMetaData build() {
    if (_result == null) {
      _result = new ColumnMetaDataImpl(_columnType, _columnName, _columnTypeName, _columnClassName, _isNullable, _isAutoIncrement,
          _precision, _scale, _tableMetaDataBuilder.build());
      _result.setPrimaryKey(_primaryKey);
    }

    return _result;
  }

  public ColumnMetaDataBuilder setPrimaryKey(final boolean primaryKey) {
    _primaryKey = primaryKey;
    return this;
  }

  public ColumnMetaDataBuilder setColumnType(final int columnType) {
    _columnType = columnType;
    return this;
  }

  public String getColumnName() {
    return _columnName;
  }

  public ColumnMetaDataBuilder setColumnName(final String columnName) {
    _columnName = columnName;
    return this;
  }

  public ColumnMetaDataBuilder setColumnTypeName(final String columnTypeName) {
    _columnTypeName = columnTypeName;
    return this;
  }

  public ColumnMetaDataBuilder setColumnClassName(final String columnClassName) {
    _columnClassName = columnClassName;
    return this;
  }

  public ColumnMetaDataBuilder setNullable(final boolean isNullable) {
    _isNullable = isNullable;
    return this;
  }

  public ColumnMetaDataBuilder setAutoIncrement(final boolean isAutoIncrement) {
    _isAutoIncrement = isAutoIncrement;
    return this;
  }

  public ColumnMetaDataBuilder setPrecision(final int precision) {
    _precision = precision;
    return this;
  }

  public ColumnMetaDataBuilder setScale(final int scale) {
    _scale = scale;
    return this;
  }
}