/*license*\
XBN-Java: Copyright (C) 2014, Jeff Epstein (aliteralmind __DASH__ github __AT__ yahoo __DOT__ com)
This software is dual-licensed under the:
- Lesser General Public License (LGPL) version 3.0 or, at your option, any later version;
- Apache Software License (ASL) version 2.0.
Either license may be applied at your discretion. More information may be found at
- http://en.wikipedia.org/wiki/Multi-licensing.
The text of both licenses is available in the root directory of this project, under the names "LICENSE_lgpl-3.0.txt" and "LICENSE_asl-2.0.txt". The latest copies may be downloaded at:
- LGPL 3.0: https://www.gnu.org/licenses/lgpl-3.0.txt
- ASL 2.0: http://www.apache.org/licenses/LICENSE-2.0.txt
\*license*/
package com.github.xbn.linefilter.entity.raw;
import java.util.Objects;
import com.github.xbn.linefilter.entity.OnOffAbort;
import com.github.xbn.lang.CrashIfObject;
/**
<p>Convenience functions for creating {@code RawOnOffEntityFilter}s.</p>
* @since 0.1.0
* @author Copyright (C) 2014, Jeff Epstein ({@code aliteralmind __DASH__ github __AT__ yahoo __DOT__ com}), dual-licensed under the LGPL (version 3.0 or later) or the ASL (version 2.0). See source code for details. <a href="http://xbnjava.aliteralmind.com">{@code http://xbnjava.aliteralmind.com}</a>, <a href="https://github.com/aliteralmind/xbnjava">{@code https://github.com/aliteralmind/xbnjava}</a>
**/
public class NewRawOnOffEntityFilterFor {
public static final <L> RawOnOffEntityFilter<L> alwaysForPrePost(OnOffAbort pre_state, OnOffAbort post_state) {
return new FilterAlways<L>(pre_state, post_state);
}
private NewRawOnOffEntityFilterFor() {
throw new IllegalStateException("Do not instantiate.");
}
}
class FilterAlways<L> implements RawOnOffEntityFilter<L> {
private final OnOffAbort pre;
private final OnOffAbort post;
public FilterAlways(OnOffAbort pre_state, OnOffAbort post_state) {
Objects.requireNonNull(pre_state, "pre_state");
Objects.requireNonNull(post_state, "post_state");
pre = pre_state;
post = post_state;
}
public FilterAlways(FilterAlways<L> to_copy) {
try {
pre = to_copy.pre;
} catch(RuntimeException rx) {
throw CrashIfObject.nullOrReturnCause(to_copy, "to_copy", null, rx);
}
post = to_copy.post;
}
public OnOffAbort getPreState(RawEntity<L> ignored, int ignored2, L ignored3) {
return getPreState();
}
public OnOffAbort getPostState(RawEntity<L> ignored, int ignored2, L ignored3) {
return getPostState();
}
public RawOnOffEntityFilter<L> getObjectCopy() {
return new FilterAlways<L>(this);
}
public OnOffAbort getPreState() {
return pre;
}
public OnOffAbort getPostState() {
return pre;
}
public String toString() {
return "NewRawOnOffEntityFilterFor.alwaysPrePost(OnOffAbort." + getPreState() + ", OnOffAbort." + getPostState() + ")";
}
public void resetState() {
}
}