package io.github.vmzakharov.ecdataframe.dataframe;
import io.github.vmzakharov.ecdataframe.dsl.value.Value;
import org.eclipse.collections.api.list.ImmutableList;
import org.eclipse.collections.api.list.ListIterable;
import org.eclipse.collections.api.list.MutableList;
import org.eclipse.collections.api.set.Pool;
import org.eclipse.collections.impl.factory.Lists;
import org.eclipse.collections.impl.set.mutable.UnifiedSet;
public class DfStringColumnStored
extends DfStringColumn
implements DfColumnStored
{
private MutableList<String> values = Lists.mutable.of();
private Pool<String> pool = null;
public DfStringColumnStored(DataFrame owner, String newName)
{
super(owner, newName);
}
@Override
public void addValue(Value value)
{
if (value.isVoid())
{
this.addObject(null);
}
else if (value.isString())
{
this.addString(value.stringValue());
}
else
{
throw new RuntimeException(
"Attempting to add a value of type " + value.getType()
+ " to a string column " + this.getName()
+ ": " + value.asStringLiteral());
}
}
public void addString(String s)
{
if (pool == null)
{
this.values.add(s);
}
else
{
this.values.add(this.pool.put(s));
}
}
@Override
public void enablePooling()
{
this.pool = new UnifiedSet<>();
}
@Override
public void seal()
{
this.pool = null;
}
@Override
public void addObject(Object newObject)
{
this.addString((String) newObject);
}
@Override
public String getValueAsString(int rowIndex)
{
return this.getString(rowIndex);
}
public String getString(int rowIndex)
{
return this.values.get(rowIndex);
}
@Override
public int getSize()
{
return this.values.size();
}
@Override
public void setObject(int rowIndex, Object anObject)
{
this.values.set(rowIndex, (String) anObject);
}
@Override
public void addEmptyValue()
{
this.values.add(null);
}
@Override
public ImmutableList<String> toList()
{
return this.values.toImmutable();
}
@Override
public void incrementFrom(int targetRowIndex, DfColumn sourceColumn, int sourceRowIndex)
{
throw new RuntimeException("Not sure if this makes sense");
}
@Override
public void ensureCapacity(int newCapacity)
{
this.values = Lists.mutable.withInitialCapacity(newCapacity);
}
@Override
protected void addAllItems(ListIterable<String> items)
{
this.values.addAllIterable(items);
}
}