/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jooby.internal.parser;
import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;
import org.jooby.Parser;
import com.google.inject.TypeLiteral;
public class StringConstructorParser implements Parser {
public boolean matches(final TypeLiteral<?> toType) {
return constructor(toType.getRawType()) != null;
}
@Override
public Object parse(final TypeLiteral<?> type, final Parser.Context ctx) throws Exception {
return ctx.param(params -> {
Constructor<?> constructor = constructor(type.getRawType());
if (constructor == null) {
return ctx.next();
}
return constructor.newInstance(params.get(0));
});
}
@Override
public String toString() {
return "init(String)";
}
public static Object parse(final TypeLiteral<?> type, final Object data) throws Exception {
return constructor(type.getRawType()).newInstance(data);
}
private static Constructor<?> constructor(final Class<?> rawType) {
try {
Constructor<?> constructor = rawType.getDeclaredConstructor(String.class);
return Modifier.isPublic(constructor.getModifiers()) ? constructor : null;
} catch (NoSuchMethodException | SecurityException ex) {
return null;
}
}
}