org.jdbi.v3.core.mapper.reflect

Class ReflectionMapperUtil

java.lang.Object

org.jdbi.v3.core.mapper.reflect.ReflectionMapperUtil

public class ReflectionMapperUtil
extends Object

Utilities for reflective mappers.

Method Summary

Modifier and Type	Method and Description
static boolean	anyColumnsStartWithPrefix(Collection<String> columnNames, String prefix, List<ColumnNameMatcher> columnNameMatchers) Returns whether any of the given column names begin with the given prefix, according to the list of column name matchers.
static OptionalInt	findColumnIndex(String paramName, List<String> columnNames, List<ColumnNameMatcher> columnNameMatchers, Supplier<String> debugName) Attempts to find the index of a specified column's mapped parameter in a list of column names
static List<String>	getColumnNames(ResultSet rs) Returns the name of all the columns present in the specified ResultSet

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

anyColumnsStartWithPrefix

public static boolean anyColumnsStartWithPrefix(Collection<String> columnNames,
                                                String prefix,
                                                List<ColumnNameMatcher> columnNameMatchers)

Returns whether any of the given column names begin with the given prefix, according to the list of column name matchers.

Parameters:

columnNames - the column names to search

prefix - the prefix to search for

columnNameMatchers - list of column name matchers

Returns:

whether any of the column names begin with the prefix

Since:

3.5.0

findColumnIndex

public static OptionalInt findColumnIndex(String paramName,
                                          List<String> columnNames,
                                          List<ColumnNameMatcher> columnNameMatchers,
                                          Supplier<String> debugName)

Attempts to find the index of a specified column's mapped parameter in a list of column names

Parameters:

paramName - the name of the parameter to search for

columnNames - list of column names to search in

columnNameMatchers - ColumnNameMatchers to map paramName to the column names

debugName - name of the parameter to use for debugging purposes (ie: when throwing exceptions)

Returns:

OptionalInt with the found index, OptionalInt.empty() otherwise.

getColumnNames

public static List<String> getColumnNames(ResultSet rs)
                                   throws SQLException

Returns the name of all the columns present in the specified ResultSet

Parameters:

rs - the ResultSet to get the column names of

Returns:

list of all the column names in rs (will contain duplicates if multiple columns have the same name)

Throws:

SQLException - See ResultSet.getMetaData(), ResultSetMetaData.getColumnCount(), and ResultSetMetaData.getColumnLabel(int)