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Improve ARNullable

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This commit is contained in:
Olof Larsson 2015-05-07 10:14:03 +02:00
parent 48240b59c2
commit 6f8da0a9f8
1 changed files with 68 additions and 6 deletions
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74
src/com/massivecraft/massivecore/cmd/arg/ARNullable.java
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@ -1,44 +1,106 @@
package com.massivecraft.massivecore.cmd.arg;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.bukkit.command.CommandSender;
import com.massivecraft.massivecore.MassiveCore;
import com.massivecraft.massivecore.MassiveException;
import com.massivecraft.massivecore.collections.MassiveList;
public class ARNullable<T> extends ARWrapper<T>
public class ARNullable<T> extends ARAbstract<T>
{
// -------------------------------------------- //
// FIELDS
// -------------------------------------------- //
protected AR<T> innerArgReader;
@Override public AR<T> getInnerArgReader() { return this.innerArgReader; }
public AR<T> getInnerArgReader() { return this.innerArgReader; }
protected Collection<String> nulls;
public Collection<String> getNulls() { return this.nulls; }
// -------------------------------------------- //
// INSTANCE & CONSTRUCT
// INSTANCE
// -------------------------------------------- //
public static <T> ARNullable<T> get(AR<T> inner, Collection<String> nulls)
{
return new ARNullable<T>(inner, nulls);
}
public static <T> ARNullable<T> get(AR<T> inner, String... nulls)
{
return new ARNullable<T>(inner, nulls);
}
public static <T> ARNullable<T> get(AR<T> inner)
{
return new ARNullable<T>(inner);
}
// -------------------------------------------- //
// CONSTRUCT
// -------------------------------------------- //
public ARNullable(AR<T> inner, Collection<String> nulls)
{
if (inner == null) throw new NullPointerException("inner");
if (nulls == null) nulls = Collections.emptySet();
this.innerArgReader = inner;
}
public ARNullable(AR<T> inner, String... nulls)
{
this(inner, Arrays.asList(nulls));
}
public ARNullable(AR<T> inner)
{
if (inner == null) throw new IllegalArgumentException("inner param is null");
this.innerArgReader = inner;
this(inner, MassiveCore.NOTHING_REMOVE);
}
// -------------------------------------------- //
// OVERRIDE
// -------------------------------------------- //
@Override
public String getTypeName()
{
return this.getInnerArgReader().getTypeName();
}
@Override
public T read(String arg, CommandSender sender) throws MassiveException
{
if (MassiveCore.NOTHING_REMOVE.contains(arg)) return null;
// Null?
if (this.getNulls().contains(arg)) return null;
// Inner
return this.getInnerArgReader().read(arg, sender);
}
@Override
public Collection<String> getTabList(CommandSender sender, String arg)
{
// Create Ret
List<String> ret = new MassiveList<String>(this.getNulls());
// Fill Ret
ret.addAll(this.getInnerArgReader().getTabList(sender, arg));
// Return Ret
return ret;
}
@Override
public boolean allowSpaceAfterTab()
{
return this.getInnerArgReader().allowSpaceAfterTab();
}
}