dev 契约锁

P15GEN2\59518

2024-05-29 d4210c7c4b04abde20037ea8aa0f54ef8a2649aa

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package foundation.system;
 
import java.util.ArrayList;
import java.util.List;
 
import foundation.data.entity.Entity;
import foundation.data.entity.EntitySet;
import foundation.data.meta.field.FieldsRuntime;
import foundation.data.object.DataObject;
import foundation.handler.Handler;
import foundation.persist.NamedSQL;
import foundation.persist.SQLRunner;
 
public class GoliveHandler extends Handler {
 
    @Override
    protected void publishMethod() {
        //1. clear tables
        addMethod("clearTables");
        
        //2. initialize sequences
        addMethod("initializeSequence");
    }
    
    public void clearTables() throws Exception {
        List<String> tableList = new ArrayList<String>();
        
        //1. load table list
        DataObject dataObject = DataObject.getInstance("sys_init_table");
        EntitySet entitySet = dataObject.getTableEntitySet();
        
        for (Entity entity: entitySet) {
            String tableName = entity.getString("table_name");
            tableList.add(tableName);
        }
        
        //2. clear tables
        NamedSQL namedSQL = NamedSQL.getInstance("sys_empty_table");
        
        for (String tableName: tableList) {
            namedSQL.setTableName(tableName);
            namedSQL.execute();
        }
        
        //3. reset sequence
        namedSQL = NamedSQL.getInstance("emptyTable");
        
        for (String tableName: tableList) {
            namedSQL.setTableName(tableName);
            namedSQL.execute();
        }        
        
        resultPool.addValue("cnt", tableList.size());
    }
    
    public void initializeSequence() throws Exception {
        List<String> tableList = SQLRunner.getTableList();
        
        NamedSQL resetIdxSQL = NamedSQL.getInstance("resetIdx");
        NamedSQL resetCurrentSQL = NamedSQL.getInstance("resetCurrentSQL");
        
        for (String tableName: tableList) {
            try {
                DataObject dataObject = DataObject.getInstance(tableName);
                
                if (dataObject != null) {
                    FieldsRuntime fieldsMeta = dataObject.getTableFieldMetas();
                    
                    if (fieldsMeta.contains("idx")) {
                        resetIdxSQL.setTableName(tableName);
                        resetIdxSQL.execute();
                        
                        resetCurrentSQL.setTableName(tableName);
                        resetIdxSQL.execute();
                    }
                }
            }
            catch (Exception e) {
            }
        }
    }
 
}