61 lines
1.9 KiB
Java
61 lines
1.9 KiB
Java
package net.tccn.meta;
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import lombok.Getter;
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import lombok.Setter;
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import net.tccn.base.arango.Doc;
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import net.tccn.base.dbq.table.Field;
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import javax.persistence.Table;
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import java.io.Serializable;
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import java.util.List;
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import java.util.Optional;
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import java.util.stream.Collectors;
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/**
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* 元数据
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*
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* @author: liangxianyou at 2018/10/17 12:58.
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*/
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@Getter
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@Setter
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@Table(name = "MetaTable", catalog = "db_meta")
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public class MetaTable extends Doc<MetaTable> implements Serializable {
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public static final MetaTable dao = MetaTable.dao(MetaTable.class);
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private String name;
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private String alias; //表别名：全库唯一，程序自动生成
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private String comment;
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private List<Field> items;
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private String sysPlatId; //所属系统平台
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private String dbPlatId; //所属数据平台
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private String catalog; //所在database
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private Integer status; //状态 0 默认， 9删除
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private Integer hv;//临时
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// ------------------------------------------------
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public static MetaTable toAs(net.tccn.base.dbq.table.Table table) {
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List<Field> fields = table.getColumns().stream().map(Field::toAs).collect(Collectors.toList());
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MetaTable _bean = new MetaTable();
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_bean.setName(table.getName());
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_bean.setComment(table.getComment());
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_bean.setCatalog(table.getCatalog());
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_bean.setItems(fields);
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return _bean;
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}
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// 方法名getPK 报错，
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public String[] pk() {
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List<String> pks = items.stream().filter(x -> x.getPk() != null && x.getPk()).map(x -> x.getName()).collect(Collectors.toList());
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if (pks.size() > 0) {
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return pks.toArray(new String[pks.size()]);
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}
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//存在id字段，取id
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Optional<Field> any = items.stream().filter(x -> x.getName().equalsIgnoreCase("id")).findAny();
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return any.isPresent() ? new String[]{"id"} : new String[0];
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}
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}
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