/*
* 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.apache.flink.types;
import org.apache.flink.annotation.PublicEvolving;
@PublicEvolving
public class JavaToValueConverter {
public static Value convertBoxedJavaType(Object boxed) {
if (boxed == null) {
return null;
}
final Class<?> clazz = boxed.getClass();
if (clazz == String.class) {
return new StringValue((String) boxed);
}
else if (clazz == Integer.class) {
return new IntValue((Integer) boxed);
}
else if (clazz == Long.class) {
return new LongValue((Long) boxed);
}
else if (clazz == Double.class) {
return new DoubleValue((Double) boxed);
}
else if (clazz == Float.class) {
return new FloatValue((Float) boxed);
}
else if (clazz == Boolean.class) {
return new BooleanValue((Boolean) boxed);
}
else if (clazz == Byte.class) {
return new ByteValue((Byte) boxed);
}
else if (clazz == Short.class) {
return new ShortValue((Short) boxed);
}
else if (clazz == Character.class) {
return new CharValue((Character) boxed);
}
else {
throw new IllegalArgumentException("Object is no primitive Java type.");
}
}
public static Object convertValueType(Value value) {
if (value == null) {
return null;
}
if (value instanceof StringValue) {
return ((StringValue) value).getValue();
}
else if (value instanceof IntValue) {
return ((IntValue) value).getValue();
}
else if (value instanceof LongValue) {
return ((LongValue) value).getValue();
}
else if (value instanceof DoubleValue) {
return ((DoubleValue) value).getValue();
}
else if (value instanceof FloatValue) {
return ((FloatValue) value).getValue();
}
else if (value instanceof BooleanValue) {
return ((BooleanValue) value).getValue();
}
else if (value instanceof ByteValue) {
return ((ByteValue) value).getValue();
}
else if (value instanceof ShortValue) {
return ((ShortValue) value).getValue();
}
else if (value instanceof CharValue) {
return ((CharValue) value).getValue();
}
else {
throw new IllegalArgumentException("Object is no primitive Java type.");
}
}
}