/*******************************************************************************
* 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.drill.exec.vector.complex.impl;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
import com.google.common.collect.Lists;
import com.google.common.collect.ObjectArrays;
import com.google.common.base.Charsets;
import com.google.common.collect.ObjectArrays;
import io.netty.buffer.*;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.drill.exec.expr.fn.impl.StringFunctionUtil;
import org.apache.drill.exec.memory.*;
import org.apache.drill.exec.proto.SchemaDefProtos;
import org.apache.drill.exec.proto.UserBitShared.SerializedField;
import org.apache.drill.exec.record.*;
import org.apache.drill.exec.vector.*;
import org.apache.drill.exec.expr.holders.*;
import org.apache.drill.common.expression.FieldReference;
import org.apache.drill.common.types.TypeProtos.*;
import org.apache.drill.common.types.Types;
import org.apache.drill.common.util.DrillStringUtils;
import org.apache.drill.exec.vector.complex.*;
import org.apache.drill.exec.vector.complex.reader.*;
import org.apache.drill.exec.vector.complex.impl.*;
import org.apache.drill.exec.vector.complex.writer.*;
import org.apache.drill.exec.vector.complex.writer.BaseWriter.MapWriter;
import org.apache.drill.exec.vector.complex.writer.BaseWriter.ListWriter;
import org.apache.drill.exec.util.JsonStringArrayList;
import org.apache.drill.exec.memory.OutOfMemoryRuntimeException;
import com.sun.codemodel.JType;
import com.sun.codemodel.JCodeModel;
import java.util.Arrays;
import java.util.Random;
import java.util.List;
import java.io.Closeable;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
import java.math.BigDecimal;
import java.math.BigInteger;
import org.joda.time.DateTime;
import org.joda.time.Period;
import org.apache.hadoop.io.Text;
import java.math.BigDecimal;
import java.math.BigInteger;
import org.apache.drill.exec.expr.holders.*;
import org.apache.hadoop.io.Text;
import org.joda.time.Period;
import org.mortbay.jetty.servlet.Holder;
@SuppressWarnings("unused")
public class NullableIntervalHolderReaderImpl extends AbstractFieldReader {
private NullableIntervalHolder holder;
public NullableIntervalHolderReaderImpl(NullableIntervalHolder holder) {
this.holder = holder;
}
@Override
public int size() {
throw new UnsupportedOperationException("You can't call size on a Holder value reader.");
}
@Override
public boolean next() {
throw new UnsupportedOperationException("You can't call next on a single value reader.");
}
@Override
public void setPosition(int index) {
throw new UnsupportedOperationException("You can't call next on a single value reader.");
}
@Override
public MajorType getType() {
return this.holder.getType();
}
@Override
public boolean isSet() {
return this.holder.isSet();
}
@Override
public Period readPeriod(){
if (!holder.isSet()) {
return null;
}
Period p = new Period();
return p.plusMonths(holder.months).plusDays(holder.days).plusMillis(holder.milliSeconds);
}
@Override
public Object readObject() {
return readSingleObject();
}
private Object readSingleObject() {
if (!holder.isSet()) {
return null;
}
Period p = new Period();
return p.plusMonths(holder.months).plusDays(holder.days).plusMillis(holder.milliSeconds);
}
}