io.atlasmap.converters.CharacterConverter Maven / Gradle / Ivy
/**
* Copyright (C) 2017 Red Hat, Inc.
*
* 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 io.atlasmap.converters;
import io.atlasmap.api.AtlasUnsupportedException;
import io.atlasmap.spi.AtlasConversionConcern;
import io.atlasmap.api.AtlasConversionException;
import io.atlasmap.spi.AtlasConversionInfo;
import io.atlasmap.spi.AtlasPrimitiveConverter;
import io.atlasmap.v2.FieldType;
public class CharacterConverter implements AtlasPrimitiveConverter {
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.BOOLEAN, concerns = {
AtlasConversionConcern.RANGE })
public Boolean convertToBoolean(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
// check for 1|0 or T|F|t|f (ASCII Integer value)
if ((value == 49 || value == 48) || (value == 84 || value == 70) || (value == 116 || value == 102)) {
if (value == 49 || value == 116 || value == 84) {
return Boolean.TRUE;
} else {
return Boolean.FALSE;
}
}
// assuming anything not able to convert to a Boolean should be an exception
// condition
throw new AtlasConversionException(String.format("Character value %s cannot be converted to a Boolean", value));
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.BYTE, concerns = {
AtlasConversionConcern.UNSUPPORTED })
public Byte convertToByte(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
throw new AtlasConversionException(
new AtlasUnsupportedException("Character to Byte conversion is not supported."));
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.CHAR)
public Character convertToCharacter(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
// we want new Character from the value
return new Character(value);
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.DOUBLE)
public Double convertToDouble(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
return Double.valueOf(value);
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.FLOAT)
public Float convertToFloat(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
return Float.valueOf(value);
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.INTEGER)
public Integer convertToInteger(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
return Integer.valueOf(value);
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.LONG)
public Long convertToLong(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
return Long.valueOf(value);
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.SHORT, concerns = {
AtlasConversionConcern.RANGE })
public Short convertToShort(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
// only care if the char is larger than the short MAX
if (value > Short.MAX_VALUE) {
throw new AtlasConversionException();
}
return (short) value.charValue();
}
/**
* @param value
* @return
* @throws AtlasConversionException
*/
@Override
@AtlasConversionInfo(sourceType = FieldType.CHAR, targetType = FieldType.STRING)
public String convertToString(Character value) throws AtlasConversionException {
if (value == null) {
return null;
}
return String.valueOf(value);
}
}