// Copyright 2017 JanusGraph Authors
//
// Licensed 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.janusgraph.graphdb.database.serialize.attribute;
import org.janusgraph.core.attribute.AttributeSerializer;
import org.janusgraph.diskstorage.ScanBuffer;
import org.janusgraph.diskstorage.WriteBuffer;
import java.lang.reflect.Array;
public class FloatArraySerializer extends ArraySerializer implements AttributeSerializer<float[]> {
@Override
public float[] convert(Object value) {
return convertInternal(value, float.class, Float.class);
}
@Override
protected Object getArray(int length) {
return new float[length];
}
@Override
protected void setArray(Object array, int pos, Object value) {
Array.setFloat(array,pos,((Float)value));
}
//############### Serialization ###################
@Override
public float[] read(ScanBuffer buffer) {
int length = getLength(buffer);
if (length<0) return null;
return buffer.getFloats(length);
}
@Override
public void write(WriteBuffer buffer, float[] attribute) {
writeLength(buffer,attribute);
if (attribute!=null) for (int i = 0; i < attribute.length; i++) buffer.putFloat(attribute[i]);
}
}