Examples with EntityMeta org.sagacity.sqltoy.config.model.EntityMeta used on opensource projects

Example 6 with EntityMeta

use of org.sagacity.sqltoy.config.model.EntityMeta in project sagacity-sqltoy by chenrenfei.

the class SqliteDialect method load.

/*
	 * sqlite 只支持表锁,将操作放于事务中即可实现锁操作
	 * 
	 * @see org.sagacity.sqltoy.dialect.Dialect#load(java.io.Serializable,
	 * java.util.List, java.sql.Connection)
	 */
@Override
public Serializable load(final SqlToyContext sqlToyContext, Serializable entity, List<Class> cascadeTypes, LockMode lockMode, Connection conn, final String tableName) throws Exception {
    EntityMeta entityMeta = sqlToyContext.getEntityMeta(entity.getClass());
    // 获取loadsql(loadsql 可以通过@loadSql进行改变，所以需要sqltoyContext重新获取)
    SqlToyConfig sqlToyConfig = sqlToyContext.getSqlToyConfig(entityMeta.getLoadSql(tableName), SqlType.search);
    String loadSql = sqlToyConfig.getSql();
    // }
    return (Serializable) DialectUtils.load(sqlToyContext, sqlToyConfig, loadSql, entityMeta, entity, cascadeTypes, conn);
}

Example 7 with EntityMeta

use of org.sagacity.sqltoy.config.model.EntityMeta in project sagacity-sqltoy by chenrenfei.

the class SqliteDialect method save.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.sagacity.sqltoy.dialect.Dialect#save(org.sagacity.sqltoy.
	 * SqlToyContext , java.io.Serializable, java.util.List, java.sql.Connection)
	 */
@Override
public Object save(SqlToyContext sqlToyContext, Serializable entity, Connection conn, final String tableName) throws Exception {
    // sqlite 只提供autoincrement 机制，即identity模式，所以sequence可以忽略
    EntityMeta entityMeta = sqlToyContext.getEntityMeta(entity.getClass());
    boolean isAssignPk = isAssignPKValue(entityMeta.getIdStrategy());
    String insertSql = DialectUtils.generateInsertSql(DBType.SQLITE, entityMeta, entityMeta.getIdStrategy(), NVL_FUNCTION, "NEXTVAL FOR " + entityMeta.getSequence(), isAssignPk, tableName);
    return DialectUtils.save(sqlToyContext, entityMeta, entityMeta.getIdStrategy(), isAssignPk, ReturnPkType.PREPARD_ID, insertSql, entity, new GenerateSqlHandler() {

        public String generateSql(EntityMeta entityMeta, String[] forceUpdateField) {
            return DialectUtils.generateInsertSql(DBType.SQLITE, entityMeta, entityMeta.getIdStrategy(), NVL_FUNCTION, "NEXTVAL FOR " + entityMeta.getSequence(), isAssignPKValue(entityMeta.getIdStrategy()), null);
        }
    }, new GenerateSavePKStrategy() {

        public SavePKStrategy generate(EntityMeta entityMeta) {
            return new SavePKStrategy(entityMeta.getIdStrategy(), isAssignPKValue(entityMeta.getIdStrategy()));
        }
    }, conn);
}

Example 8 with EntityMeta

use of org.sagacity.sqltoy.config.model.EntityMeta in project sagacity-sqltoy by chenrenfei.

the class SqlServerDialect method load.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.sagacity.sqltoy.dialect.Dialect#load(java.io.Serializable,
	 * java.util.List, java.sql.Connection)
	 */
@Override
public Serializable load(final SqlToyContext sqlToyContext, Serializable entity, List<Class> cascadeTypes, LockMode lockMode, Connection conn, final String tableName) throws Exception {
    EntityMeta entityMeta = sqlToyContext.getEntityMeta(entity.getClass());
    // 获取loadsql(loadsql 可以通过@loadSql进行改变，所以需要sqltoyContext重新获取)
    SqlToyConfig sqlToyConfig = sqlToyContext.getSqlToyConfig(entityMeta.getLoadSql(tableName), SqlType.search);
    String loadSql = sqlToyConfig.getSql();
    if (lockMode != null) {
        loadSql = SqlServerDialectUtils.lockSql(loadSql, entityMeta.getTableName(), lockMode);
    }
    return (Serializable) DialectUtils.load(sqlToyContext, sqlToyConfig, loadSql, entityMeta, entity, cascadeTypes, conn);
}

Example 9 with EntityMeta

use of org.sagacity.sqltoy.config.model.EntityMeta in project sagacity-sqltoy by chenrenfei.

the class PostgreSqlDialect method update.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.sagacity.sqltoy.dialect.Dialect#update(org.sagacity.sqltoy.
	 * SqlToyContext, java.io.Serializable, java.lang.String[], boolean,
	 * java.lang.Class[], java.util.HashMap, java.sql.Connection)
	 */
@Override
public Long update(SqlToyContext sqlToyContext, Serializable entity, String[] forceUpdateFields, boolean cascade, Class[] emptyCascadeClasses, HashMap<Class, String[]> subTableForceUpdateProps, Connection conn, final String tableName) throws Exception {
    return DialectUtils.update(sqlToyContext, entity, NVL_FUNCTION, forceUpdateFields, cascade, (cascade == false) ? null : new GenerateSqlHandler() {

        public String generateSql(EntityMeta entityMeta, String[] forceUpdateFields) {
            PKStrategy pkStrategy = entityMeta.getIdStrategy();
            String sequence = "nextval('" + entityMeta.getSequence() + "')";
            if (pkStrategy != null && pkStrategy.equals(PKStrategy.IDENTITY)) {
                pkStrategy = PKStrategy.SEQUENCE;
                sequence = "nextval(" + entityMeta.getFieldsMeta().get(entityMeta.getIdArray()[0]).getDefaultValue() + ")";
            }
            return PostgreSqlDialectUtils.getSaveOrUpdateSql(DBType.POSTGRESQL, entityMeta, pkStrategy, sequence, forceUpdateFields, null);
        }
    }, emptyCascadeClasses, subTableForceUpdateProps, conn, tableName);
}

Example 10 with EntityMeta

use of org.sagacity.sqltoy.config.model.EntityMeta in project sagacity-sqltoy by chenrenfei.

the class SybaseIQDialect method loadAll.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.sagacity.sqltoy.dialect.Dialect#loadAll(java.util.List,
	 * java.util.List, java.sql.Connection)
	 */
@Override
public List<?> loadAll(final SqlToyContext sqlToyContext, List<?> entities, List<Class> cascadeTypes, LockMode lockMode, Connection conn, final String tableName) throws Exception {
    if (null == entities || entities.isEmpty())
        return null;
    EntityMeta entityMeta = sqlToyContext.getEntityMeta(entities.get(0).getClass());
    // 判断是否存在主键
    if (null == entityMeta.getIdArray())
        throw new Exception(entities.get(0).getClass().getName() + "Entity Object hasn't primary key,cann't use load method!");
    StringBuilder loadSql = new StringBuilder();
    loadSql.append("select * from ");
    loadSql.append(tableName == null ? entityMeta.getSchemaTable() : tableName);
    loadSql.append(" where ");
    String field;
    for (int i = 0, n = entityMeta.getIdArray().length; i < n; i++) {
        field = entityMeta.getIdArray()[i];
        if (i > 0)
            loadSql.append(" and ");
        loadSql.append(entityMeta.getColumnName(field));
        loadSql.append(" in (:").append(field).append(") ");
    }
    return DialectUtils.loadAll(sqlToyContext, loadSql.toString(), entities, cascadeTypes, conn);
}