com.github.molcikas.photon.converters.StringConverter Maven / Gradle / Ivy
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package com.github.molcikas.photon.converters;
import java.io.IOException;
import java.io.Reader;
import java.sql.Clob;
import java.sql.SQLException;
/**
* Used by sql2o to convert a value from the database into a {@link String}.
*/
public class StringConverter implements Converter
{
public String convert(Object val) throws ConverterException {
if (val == null){
return null;
}
if (val instanceof Clob) {
Clob clobVal = (Clob)val;
try
{
try {
return clobVal.getSubString(1, (int)clobVal.length());
} catch (SQLException e) {
throw new ConverterException("error converting clob to String", e);
}
} finally {
try {
clobVal.free();
} catch (Throwable ignore) {
//ignore
}
}
}
if(val instanceof Reader){
Reader reader = (Reader) val;
try {
try {
return IOUtils.toString(reader);
} catch (IOException e) {
throw new ConverterException("error converting reader to String", e);
}
} finally {
try {
reader.close();
} catch (Throwable ignore) {
// ignore
}
}
}
if(val instanceof Enum) {
return ((Enum) val).name();
}
return val.toString().trim();
}
}