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JdbcMapper
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Code Issues Releases Wiki Activity

Sometimes class is not available on classpath, use type when we can

This commit is contained in:
Travis Burtrum 2017-05-29 18:26:11 -04:00
parent f028853c15
commit be6689aa29
1 changed files with 31 additions and 14 deletions
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45
jdbcmapper/src/main/java/com/moparisthebest/jdbc/codegen/CompileTimeResultSetMapper.java
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@ -4,14 +4,11 @@ import com.moparisthebest.jdbc.CompilingRowToObjectMapper;
import com.moparisthebest.jdbc.ResultSetMapper; import com.moparisthebest.jdbc.ResultSetMapper;
import javax.lang.model.element.ExecutableElement; import javax.lang.model.element.ExecutableElement;
import javax.lang.model.element.VariableElement;
import javax.lang.model.type.ArrayType; import javax.lang.model.type.ArrayType;
import javax.lang.model.type.DeclaredType; import javax.lang.model.type.DeclaredType;
import javax.lang.model.type.TypeMirror; import javax.lang.model.type.TypeMirror;
import java.io.IOException; import java.io.IOException;
import java.io.Writer; import java.io.Writer;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type; import java.lang.reflect.Type;
import java.util.*; import java.util.*;
@ -24,36 +21,44 @@ public class CompileTimeResultSetMapper {
@SuppressWarnings({"unchecked"}) @SuppressWarnings({"unchecked"})
public void mapToResultType(final Writer w, final String[] keys, final ExecutableElement eeMethod, final int arrayMaxLength, final Calendar cal) throws IOException, NoSuchMethodException, ClassNotFoundException { public void mapToResultType(final Writer w, final String[] keys, final ExecutableElement eeMethod, final int arrayMaxLength, final Calendar cal) throws IOException, NoSuchMethodException, ClassNotFoundException {
final Method m = fromExecutableElement(eeMethod); //final Method m = fromExecutableElement(eeMethod);
final Class returnType = m.getReturnType(); //final Class returnType = m.getReturnType();
final TypeMirror returnTypeMirror = eeMethod.getReturnType(); final TypeMirror returnTypeMirror = eeMethod.getReturnType();
final Class returnType = typeMirrorToClass(returnTypeMirror);
if (returnType.isArray()) { if (returnType.isArray()) {
toArray(w, keys, ((ArrayType) returnTypeMirror).getComponentType(), returnType.getComponentType(), arrayMaxLength, cal); toArray(w, keys, ((ArrayType) returnTypeMirror).getComponentType(), returnType.getComponentType(), arrayMaxLength, cal);
} else if (Collection.class.isAssignableFrom(returnType)) { } else if (Collection.class.isAssignableFrom(returnType)) {
toCollection(w, keys, returnTypeMirror, returnType, ((DeclaredType) returnTypeMirror).getTypeArguments().get(0), (Class) getActualTypeArguments(m)[0], arrayMaxLength, cal); final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments();
toCollection(w, keys, returnTypeMirror, returnType, typeArguments.get(0), (Class) getActualTypeArguments(typeArguments)[0], arrayMaxLength, cal);
} else if (Map.class.isAssignableFrom(returnType)) { } else if (Map.class.isAssignableFrom(returnType)) {
final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments(); final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments();
final Type[] types = getActualTypeArguments(m); final Type[] types = getActualTypeArguments(typeArguments);
if (types[1] instanceof ParameterizedType) { // for collectionMaps final TypeMirror collectionTypeMirror = typeArguments.get(1);
final ParameterizedType pt = (ParameterizedType) types[1]; //if (types[1] instanceof ParameterizedType) { // for collectionMaps
final Class collectionType = (Class) pt.getRawType(); if (!((DeclaredType) collectionTypeMirror).getTypeArguments().isEmpty()) { // for collectionMaps
//final ParameterizedType pt = (ParameterizedType) types[1];
//final Class collectionType = (Class) pt.getRawType();
final Class collectionType = typeMirrorToClass(collectionTypeMirror);
if (Collection.class.isAssignableFrom(collectionType)) { if (Collection.class.isAssignableFrom(collectionType)) {
final TypeMirror collectionTypeMirror = typeArguments.get(1); final TypeMirror componentTypeMirror = ((DeclaredType) collectionTypeMirror).getTypeArguments().get(0);
//final Class componentType = (Class) pt.getActualTypeArguments()[0];
final Class componentType = typeMirrorToClass(componentTypeMirror);
toMapCollection(w, keys, toMapCollection(w, keys,
returnTypeMirror, returnType, returnTypeMirror, returnType,
typeArguments.get(0), (Class) types[0], typeArguments.get(0), (Class) types[0],
collectionTypeMirror, collectionType, collectionTypeMirror, collectionType,
((DeclaredType) collectionTypeMirror).getTypeArguments().get(0), (Class) pt.getActualTypeArguments()[0], componentTypeMirror, componentType,
arrayMaxLength, cal); arrayMaxLength, cal);
return; return;
} }
} }
toMap(w, keys, returnTypeMirror, returnType, typeArguments.get(0), (Class) types[0], typeArguments.get(1), (Class) types[1], arrayMaxLength, cal); toMap(w, keys, returnTypeMirror, returnType, typeArguments.get(0), (Class) types[0], typeArguments.get(1), (Class) types[1], arrayMaxLength, cal);
} else if (Iterator.class.isAssignableFrom(returnType)) { } else if (Iterator.class.isAssignableFrom(returnType)) {
final List<? extends TypeMirror> typeArguments = ((DeclaredType) returnTypeMirror).getTypeArguments();
if (ListIterator.class.isAssignableFrom(returnType)) if (ListIterator.class.isAssignableFrom(returnType))
toListIterator(w, keys, ((DeclaredType) returnTypeMirror).getTypeArguments().get(0), (Class) getActualTypeArguments(m)[0], arrayMaxLength, cal); toListIterator(w, keys, typeArguments.get(0), (Class) getActualTypeArguments(typeArguments)[0], arrayMaxLength, cal);
else else
toIterator(w, keys, ((DeclaredType) returnTypeMirror).getTypeArguments().get(0), (Class) getActualTypeArguments(m)[0], arrayMaxLength, cal); toIterator(w, keys, typeArguments.get(0), (Class) getActualTypeArguments(typeArguments)[0], arrayMaxLength, cal);
} else { } else {
toObject(w, keys, returnTypeMirror, returnType, cal); toObject(w, keys, returnTypeMirror, returnType, cal);
} }
@ -166,6 +171,16 @@ public class CompileTimeResultSetMapper {
w.write("();\n\t\t\t\t\t_colret.put(_colkey, _collist);\n\t\t\t\t}\n\t\t\t\t_collist.add(ret);\n\t\t\t}\n\t\t\treturn _colret;\n"); w.write("();\n\t\t\t\t\t_colret.put(_colkey, _collist);\n\t\t\t\t}\n\t\t\t\t_collist.add(ret);\n\t\t\t}\n\t\t\treturn _colret;\n");
} }
private static Type[] getActualTypeArguments(final List<? extends TypeMirror> typeArguments) throws ClassNotFoundException {
final Type[] ret = new Type[typeArguments.size()];
int x = -1;
for(final TypeMirror tm : typeArguments)
ret[++x] = typeMirrorToClass(tm);
return ret;
}
/*
private static Type[] getActualTypeArguments(Method m) { private static Type[] getActualTypeArguments(Method m) {
return ((ParameterizedType) m.getGenericReturnType()).getActualTypeArguments(); return ((ParameterizedType) m.getGenericReturnType()).getActualTypeArguments();
} }
@ -181,4 +196,6 @@ public class CompileTimeResultSetMapper {
} }
return c.getDeclaredMethod(eeMethod.getSimpleName().toString(), parameterTypes); return c.getDeclaredMethod(eeMethod.getSimpleName().toString(), parameterTypes);
} }
*/
} }