package org.infinispan.cli.interpreter.statement;
import java.util.List;
import org.infinispan.Cache;
import org.infinispan.cli.interpreter.codec.Codec;
import org.infinispan.cli.interpreter.result.JsonResult;
import org.infinispan.cli.interpreter.result.Result;
import org.infinispan.cli.interpreter.result.StatementException;
import org.infinispan.cli.interpreter.result.StringResult;
import org.infinispan.cli.interpreter.session.Session;
/**
*
* Implementation of the "get" statement
*
* @author Tristan Tarrant
* @since 5.2
*/
public class GetStatement extends CodecAwareStatement {
final KeyData keyData;
public GetStatement(List<Option> options, KeyData key) {
super(options);
this.keyData = key;
}
@Override
public Result execute(Session session) throws StatementException {
Cache<Object, Object> cache = session.getCache(keyData.getCacheName());
Object key = keyData.key;
Codec codec = getCodec(session);
Object value = cache.get(codec.encodeKey(key));
if (value == null) {
return new StringResult("null");
} else {
Object decoded = codec.decodeValue(value);
if (decoded instanceof String) {
return new StringResult((String) decoded);
} else if (decoded.getClass().isPrimitive()) {
return new StringResult(decoded.toString());
} else {
return new JsonResult(decoded);
}
}
}
}