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Code Issues Releases Wiki Activity

Add support for @SingleRow in JdbcMapper

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This commit is contained in:
Travis Burtrum 2017-10-23 00:34:37 -04:00
parent d2353bd74b
commit 9829e98ae0
6 changed files with 48 additions and 7 deletions
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7
common/src/main/java/com/moparisthebest/jdbc/codegen/JdbcMapper.java
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@ -125,6 +125,13 @@ public interface JdbcMapper extends Closeable {
@Target({ElementType.PARAMETER})
public @interface Clob {}
/**
* Equivalent to QueryMapper.toObject for arrays, and .toSingleMap for maps
*/
@Retention(RetentionPolicy.SOURCE)
@Target({ElementType.METHOD})
public @interface SingleRow {}
public enum OptionalBool {
DEFAULT,
TRUE,

4
jdbcmapper/src/main/java/com/moparisthebest/jdbc/codegen/CompileTimeResultSetMapper.java
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@ -98,13 +98,13 @@ public class CompileTimeResultSetMapper {
//final Class returnType = m.getReturnType();
final TypeMirror returnTypeMirror = eeMethod.getReturnType();
//final Class returnType = typeMirrorToClass(returnTypeMirror);
if (returnTypeMirror.getKind() == TypeKind.ARRAY && !types.isSameType(returnTypeMirror, byteArrayType)) {
if (returnTypeMirror.getKind() == TypeKind.ARRAY && !types.isSameType(returnTypeMirror, byteArrayType) && eeMethod.getAnnotation(JdbcMapper.SingleRow.class) == null) {
final TypeMirror componentType = ((ArrayType) returnTypeMirror).getComponentType();
toArray(w, keys, componentType, maxRows, cal, cleaner, reflectionFields);
} else if (types.isAssignable(returnTypeMirror, collectionType)) {
final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments();
toCollection(w, keys, returnTypeMirror, typeArguments.get(0), maxRows, cal, cleaner, reflectionFields);
} else if (types.isAssignable(returnTypeMirror, mapType)) {
} else if (types.isAssignable(returnTypeMirror, mapType) && eeMethod.getAnnotation(JdbcMapper.SingleRow.class) == null) {
final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments();
//if (types[1] instanceof ParameterizedType) { // for collectionMaps
if (types.isAssignable(returnTypeMirror, mapCollectionType)) { // for collectionMaps

11
jdbcmapper/src/main/java/com/moparisthebest/jdbc/codegen/CompileTimeRowToObjectMapper.java
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@ -16,6 +16,7 @@ import java.util.regex.Matcher;
import static com.moparisthebest.jdbc.CompilingRowToObjectMapper.escapeMapKeyString;
import static com.moparisthebest.jdbc.RowToObjectMapper._setterRegex;
import static com.moparisthebest.jdbc.codegen.CompileTimeResultSetMapper.getConcreteClassCanonicalName;
import static com.moparisthebest.jdbc.codegen.JdbcMapperProcessor.typeMirrorToClass;
/**
@ -69,9 +70,9 @@ public class CompileTimeRowToObjectMapper {
returnMap = rsm.types.isAssignable(returnTypeClass, rsm.mapType);
if (returnMap) {
// todo: need this? _returnTypeClass = ResultSetMapper.getConcreteClass(returnTypeClass, HashMap.class);
_returnTypeClass = null;
componentType = mapValType;
_returnTypeClass = returnTypeClass;
final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeClass).getTypeArguments();
componentType = typeArguments.size() > 1 ? typeArguments.get(1) : mapValType;
resultSetConstructor = false;
} else {
_returnTypeClass = returnTypeClass;
@ -325,11 +326,11 @@ public class CompileTimeRowToObjectMapper {
if (returnMap) // we want a map
try {
java.append("final ").append(tType).append("<String, Object> ret = new ").append(tType).append("<String, Object>();\n");
java.append("final ").append(tType).append(" ret = new ").append(getConcreteClassCanonicalName(_returnTypeClass, HashMap.class)).append(tType.substring(tType.indexOf('<'))).append("();\n");
final int columnLength = _columnCount + 1;
int typeId = getTypeId(componentType);
final String enumName = componentType.toString();
if (componentType != null && typeId != TypeMappingsFactory.TYPE_UNKNOWN) { // we want a specific value type
final String enumName = componentType.toString();
for (int x = 1; x < columnLength; ++x) {
java.append("ret.put(").append(escapeMapKeyString(keys[x]).toLowerCase()).append(", ");
extractColumnValueString(java, x, typeId, enumName);

15
jdbcmapper/src/test/java/com/moparisthebest/jdbc/codegen/JdbcMapperTest.java
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@ -11,8 +11,10 @@ import org.junit.Test;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
//IFJAVA8_START
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.time.*;
@ -194,4 +196,17 @@ public class JdbcMapperTest {
public void testPerson() throws SQLException {
assertEquals(fieldPerson1, dao.getPerson(fieldPerson1.getPersonNo()));
}
@Test
public void testSinglePersonNameArray() throws SQLException {
assertArrayEquals(new String[]{fieldPerson1.getFirstName(), fieldPerson1.getLastName()}, dao.getSinglePersonNameArray(fieldPerson1.getPersonNo()));
}
@Test
public void testSinglePersonNameMap() throws SQLException {
final Map<String, String> expected = new HashMap<String, String>();
expected.put("first_name", fieldPerson1.getFirstName());
expected.put("last_name", fieldPerson1.getLastName());
assertEquals(expected, dao.getSinglePersonNameMap(fieldPerson1.getPersonNo()));
}
}

9
jdbcmapper/src/test/java/com/moparisthebest/jdbc/codegen/PersonDAO.java
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@ -242,4 +242,13 @@ public interface PersonDAO extends JdbcMapper {
// test blob
@JdbcMapper.SQL("SELECT some_blob FROM val WHERE val_no = {valNo}")
byte[] getBlob(long valNo);
// test Single rows
@JdbcMapper.SQL("SELECT first_name, last_name FROM person WHERE person_no = {personNo}")
@SingleRow
String[] getSinglePersonNameArray(long personNo) throws SQLException;
@JdbcMapper.SQL("SELECT first_name, last_name FROM person WHERE person_no = {personNo}")
@SingleRow
Map<String,String> getSinglePersonNameMap(long personNo) throws SQLException;
}

9
presto-sqlparser/src/test/java/com/moparisthebest/jdbc/codegen/PrestoPersonDAO.java
View File

@ -242,4 +242,13 @@ public interface PrestoPersonDAO extends PersonDAO {
// test blob
@JdbcMapper.SQL("SELECT some_blob FROM val WHERE val_no = {valNo}")
byte[] getBlob(long valNo);
// test Single rows
@JdbcMapper.SQL("SELECT first_name, last_name FROM person WHERE person_no = {personNo}")
@SingleRow
String[] getSinglePersonNameArray(long personNo) throws SQLException;
@JdbcMapper.SQL("SELECT first_name, last_name FROM person WHERE person_no = {personNo}")
@SingleRow
Map<String,String> getSinglePersonNameMap(long personNo) throws SQLException;
}