xin.xihc.jba.tables.properties.ColumnProperties Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of spring-jba Show documentation
java对象访问
There is a newer version: 1.8.12
/**
 *
 */
package xin.xihc.jba.tables.properties;

import xin.xihc.jba.annotation.Column;
import xin.xihc.jba.annotation.Column.Policy;

import java.math.BigDecimal;
import java.util.Objects;

/**
 * 列属性
 *
 * @author Leo.Xi
 * @date 2018年1月16日
 * @since
 */
public class ColumnProperties {

	private Class type = String.class;//列类型
	private String colName;//列名称
	private String defaultValue;//列默认值
	private Boolean notNull = false;//是否允许为空
	private Boolean primary = false;//是否为主键
	private Policy policy = Policy.NONE;//值的生成策略
	private Integer length = 0;// 列长度
	private String remark;//列备注
	private Integer precision = 4;//列精度

	/**
	 * 表的列的字符编码
	 */
	private Column.TableCharset charset = Column.TableCharset.utf8;

	public Integer precision() {
		return precision;
	}

	public ColumnProperties precision(Integer precision) {
		if (null == precision || precision < 1) {
			return this;
		} else {
			this.precision = precision;
		}
		return this;
	}

	public Class type() {
		return type;
	}

	public ColumnProperties type(Class type) {
		this.type = type;
		return this;
	}

	public String colName() {
		return colName;
	}

	public ColumnProperties colName(String colName) {
		this.colName = colName;
		return this;
	}

	public String defaultValue() {
		return defaultValue;
	}

	public ColumnProperties defaultValue(String defaultValue) {
		this.defaultValue = defaultValue;
		return this;
	}

	public Boolean notNull() {
		return notNull;
	}

	public ColumnProperties notNull(Boolean notNull) {
		this.notNull = notNull;
		return this;
	}

	public Boolean primary() {
		return primary;
	}

	public ColumnProperties primary(Boolean primary) {
		this.primary = primary;
		return this;
	}

	public Policy policy() {
		return policy;
	}

	public ColumnProperties policy(Policy policy) {
		this.policy = policy;
		return this;
	}

	public Integer length() {
		return length;
	}

	public ColumnProperties length(Integer length) {
		if (null == length || length < 1) {
			if (type.equals(String.class) || type.isEnum()) {
				this.length = 255;
			} else if (type.equals(Integer.class)) {
				this.length = 10;
			} else if (type.equals(Long.class)) {
				this.length = 19;
			} else if (type.equals(BigDecimal.class)) {
				this.length = 10;
			} else if (type.equals(Double.class)) {
				this.length = 20;
			} else if (type.equals(Float.class)) {
				this.length = 12;
			} else if (type.equals(Byte.class) || type.equals(Boolean.class)) {
				this.length = 3;
			} else if (type.equals(Short.class)) {
				this.length = 5;
			}
		} else {
			this.length = length;
		}
		return this;
	}

	public String remark() {
		return remark;
	}

	public ColumnProperties remark(String remark) {
		this.remark = remark;
		return this;
	}

	public Column.TableCharset charset() {
		return charset;
	}

	public void charset(Column.TableCharset charset) {
		if (null == charset) {
			return;
		}
		this.charset = charset;
	}

	@Override
	public boolean equals(Object o) {
		if (this == o) {
			return true;
		}
		if (o == null || getClass() != o.getClass()) {
			return false;
		}
		ColumnProperties that = (ColumnProperties) o;
		boolean equals = Objects.equals(defaultValue, that.defaultValue) && Objects
				.equals(notNull, that.notNull) && Objects.equals(primary, that.primary) && Objects
				.equals(length, that.length) && Objects.equals(remark, that.remark) && Objects
				.equals(precision, that.precision) && Objects.equals(charset, that.charset);
		return equals;
	}
}