smalidea/src/main/java/org/jf/smalidea/SmaliParser.java

/*
 * Copyright 2014, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

package org.jf.smalidea;


import com.intellij.lang.ASTNode;
import com.intellij.lang.PsiBuilder;
import com.intellij.lang.PsiParser;
import com.intellij.psi.tree.IElementType;
import org.antlr.runtime.RecognitionException;
import org.jetbrains.annotations.NotNull;
import org.jf.smalidea.psi.SmaliElementTypes;

public class SmaliParser implements PsiParser {
    @NotNull @Override public ASTNode parse(IElementType root, PsiBuilder builder) {
        builder.setDebugMode(true);

        PsiBuilder.Marker rootMarker = builder.mark();
        PsiBuilder.Marker classMarker = builder.mark();

        PsiBuilderTokenStream tokenStream = new PsiBuilderTokenStream(builder);
        smalideaParser parser = new smalideaParser(tokenStream);
        parser.setPsiBuilder(builder);
        try {
            parser.smali_file();
        } catch (RecognitionException ex) {
            // TODO: how to handle this?
            ex.printStackTrace();
        }

        classMarker.done(SmaliElementTypes.CLASS);
        rootMarker.done(root);
        return builder.getTreeBuilt();
    }
}