/*
* Copyright (c) 2012 Sam Harwell, Tunnel Vision Laboratories LLC
* All rights reserved.
*
* The source code of this document is proprietary work, and is not licensed for
* distribution. For information about licensing, contact Sam Harwell at:
* sam@tunnelvisionlabs.com
*/
package org.antlr.works.editor.grammar.parser;
import java.util.Collection;
import java.util.Collections;
import java.util.concurrent.ExecutionException;
import org.antlr.netbeans.editor.text.DocumentSnapshot;
import org.antlr.netbeans.editor.text.VersionedDocument;
import org.antlr.netbeans.parsing.spi.DocumentParserTaskProvider;
import org.antlr.netbeans.parsing.spi.ParseContext;
import org.antlr.netbeans.parsing.spi.ParserDataDefinition;
import org.antlr.netbeans.parsing.spi.ParserResultHandler;
import org.antlr.netbeans.parsing.spi.ParserTask;
import org.antlr.netbeans.parsing.spi.ParserTaskDefinition;
import org.antlr.netbeans.parsing.spi.ParserTaskManager;
import org.antlr.netbeans.parsing.spi.ParserTaskProvider;
import org.antlr.netbeans.parsing.spi.ParserTaskScheduler;
import org.antlr.works.editor.grammar.GrammarEditorKit;
import org.antlr.works.editor.grammar.GrammarParserDataDefinitions;
import org.netbeans.api.annotations.common.NonNull;
import org.netbeans.api.editor.mimelookup.MimeRegistration;
/**
*
* @author Sam Harwell
*/
public final class CompiledModelParserTask implements ParserTask {
private final CompiledModelParserV3 v3 = new CompiledModelParserV3();
private final CompiledModelParserV4 v4 = new CompiledModelParserV4();
private CompiledModelParserTask() {
}
@Override
public ParserTaskDefinition getDefinition() {
return Definition.INSTANCE;
}
@Override
public void parse(ParserTaskManager taskManager, ParseContext context, DocumentSnapshot snapshot, Collection<? extends ParserDataDefinition<?>> requestedData, ParserResultHandler results)
throws InterruptedException, ExecutionException {
getParser(snapshot).parse(taskManager, context, snapshot, requestedData, results);
}
private CompiledModelParser getParser(@NonNull DocumentSnapshot snapshot) {
boolean compatibility = GrammarEditorKit.isLegacyMode(snapshot);
return compatibility ? v3 : v4;
}
private static final class Definition extends ParserTaskDefinition {
private static final Collection<ParserDataDefinition<?>> INPUTS =
Collections.<ParserDataDefinition<?>>emptyList();
private static final Collection<ParserDataDefinition<?>> OUTPUTS =
Collections.<ParserDataDefinition<?>>singletonList(GrammarParserDataDefinitions.COMPILED_MODEL);
public static final Definition INSTANCE = new Definition();
public Definition() {
super("Grammar Compiled Model", INPUTS, OUTPUTS, ParserTaskScheduler.CONTENT_SENSITIVE_TASK_SCHEDULER);
}
}
@MimeRegistration(mimeType=GrammarEditorKit.GRAMMAR_MIME_TYPE, service=ParserTaskProvider.class)
public static final class Provider extends DocumentParserTaskProvider {
@Override
public ParserTaskDefinition getDefinition() {
return Definition.INSTANCE;
}
@Override
public ParserTask createTaskImpl(VersionedDocument document) {
return new CompiledModelParserTask();
}
}
}