reader.setCurrentItemCount(this.currentItemCount); reader.setName(this.name); reader.setSaveState(this.saveState); reader.setDataSource(this.dataSource); reader.setFetchSize(this.fetchSize);
@Override protected ItemReader<Foo> createItemReader() throws Exception { JdbcPagingItemReader<Foo> inputSource = new JdbcPagingItemReader<>(); inputSource.setDataSource(dataSource); HsqlPagingQueryProvider queryProvider = new HsqlPagingQueryProvider(); queryProvider.setSelectClause("select ID, NAME, VALUE"); queryProvider.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("VALUE", Order.ASCENDING); sortKeys.put("NAME", Order.DESCENDING); queryProvider.setSortKeys(sortKeys); inputSource.setQueryProvider(queryProvider); inputSource.setRowMapper( new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } } ); inputSource.setPageSize(3); inputSource.afterPropertiesSet(); inputSource.setSaveState(true); return inputSource; }
protected ItemReader<Foo> getItemReader() throws Exception { JdbcPagingItemReader<Foo> reader = new JdbcPagingItemReader<>(); reader.setDataSource(dataSource); HsqlPagingQueryProvider queryProvider = new HsqlPagingQueryProvider(); queryProvider.setSelectClause("select ID, NAME, VALUE"); queryProvider.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("ID", Order.ASCENDING); queryProvider.setSortKeys(sortKeys); reader.setQueryProvider(queryProvider); reader.setRowMapper(new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } }); reader.setPageSize(PAGE_SIZE); reader.afterPropertiesSet(); reader.setSaveState(false); return reader; }
reader.setPageSize(3); reader.afterPropertiesSet(); reader.setSaveState(true);
@Override protected ItemReader<Foo> createItemReader() throws Exception { JdbcPagingItemReader<Foo> inputSource = new JdbcPagingItemReader<>(); inputSource.setDataSource(dataSource); HsqlPagingQueryProvider queryProvider = new HsqlPagingQueryProvider(); queryProvider.setSelectClause("select ID, NAME, VALUE"); queryProvider.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("ID", Order.ASCENDING); queryProvider.setSortKeys(sortKeys); inputSource.setQueryProvider(queryProvider); inputSource.setRowMapper( new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } } ); inputSource.setPageSize(3); inputSource.afterPropertiesSet(); inputSource.setSaveState(true); return inputSource; }
@Override protected ItemReader<Foo> getItemReader() throws Exception { JdbcPagingItemReader<Foo> reader = new JdbcPagingItemReader<>(); reader.setDataSource(dataSource); HsqlPagingQueryProvider queryProvider = new HsqlPagingQueryProvider(); queryProvider.setSelectClause("select ID, NAME, VALUE"); queryProvider.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("ID", Order.ASCENDING); queryProvider.setSortKeys(sortKeys); reader.setQueryProvider(queryProvider); reader.setRowMapper( new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } } ); reader.setPageSize(3); reader.afterPropertiesSet(); reader.setSaveState(true); return reader; }
reader.setPageSize(3); reader.afterPropertiesSet(); reader.setSaveState(true);
protected ItemReader<Foo> getItemReader() throws Exception { JdbcPagingItemReader<Foo> reader = new JdbcPagingItemReader<>(); reader.setDataSource(dataSource); SqlPagingQueryProviderFactoryBean factory = new SqlPagingQueryProviderFactoryBean(); factory.setDataSource(dataSource); factory.setSelectClause("select ID, NAME, VALUE"); factory.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("VALUE", Order.ASCENDING); factory.setSortKeys(sortKeys); reader.setQueryProvider(factory.getObject()); reader.setRowMapper(new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } }); reader.setPageSize(pageSize); reader.afterPropertiesSet(); reader.setSaveState(true); return reader; }
protected ItemReader<Foo> getItemReader() throws Exception { JdbcPagingItemReader<Foo> reader = new JdbcPagingItemReader<>(); reader.setDataSource(dataSource); SqlPagingQueryProviderFactoryBean factory = new SqlPagingQueryProviderFactoryBean(); factory.setDataSource(dataSource); factory.setSelectClause("select ID, NAME, VALUE"); factory.setFromClause("from T_FOOS"); Map<String, Order> sortKeys = new LinkedHashMap<>(); sortKeys.put("VALUE", Order.ASCENDING); factory.setSortKeys(sortKeys); reader.setQueryProvider(factory.getObject()); reader.setRowMapper(new RowMapper<Foo>() { @Override public Foo mapRow(ResultSet rs, int i) throws SQLException { Foo foo = new Foo(); foo.setId(rs.getInt(1)); foo.setName(rs.getString(2)); foo.setValue(rs.getInt(3)); return foo; } }); reader.setPageSize(PAGE_SIZE); reader.afterPropertiesSet(); reader.setSaveState(false); return reader; }
@Bean public JdbcPagingItemReader<Customer> pagingItemReader() { JdbcPagingItemReader<Customer> reader = new JdbcPagingItemReader<>(); reader.setDataSource(this.dataSource); reader.setFetchSize(1000); reader.setRowMapper(new CustomerRowMapper()); MySqlPagingQueryProvider queryProvider = new MySqlPagingQueryProvider(); queryProvider.setSelectClause("id, firstName, lastName, birthdate"); queryProvider.setFromClause("from customer"); Map<String, Order> sortKeys = new HashMap<>(1); sortKeys.put("id", Order.ASCENDING); queryProvider.setSortKeys(sortKeys); reader.setQueryProvider(queryProvider); reader.setSaveState(false); return reader; }
reader.setCurrentItemCount(this.currentItemCount); reader.setName(this.name); reader.setSaveState(this.saveState); reader.setDataSource(this.dataSource); reader.setFetchSize(this.fetchSize);