ColumnsInitializerGenerator.java

/*
 * Copyright 2013 ArcBees Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.gwtplatform.carstore.rebind;

import com.google.gwt.core.ext.Generator;
import com.google.gwt.core.ext.GeneratorContext;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JClassType;
import com.google.gwt.uibinder.rebind.MortalLogger;
import com.google.inject.Guice;
import com.google.inject.Injector;

public class ColumnsInitializerGenerator extends Generator {
    private MortalLogger logger;
    private JClassType type;
    private Injector injector;

    @Override
    public String generate(
            TreeLogger treeLogger,
            GeneratorContext generatorContext,
            String typeName) throws UnableToCompleteException {
        logger = new MortalLogger(treeLogger);
        type = GeneratorUtil.getType(typeName, generatorContext.getTypeOracle(), logger);

        injector = Guice.createInjector(new RebindModule(logger, generatorContext));

        return generateColumnsIntializer();
    }

    private String generateColumnsIntializer() throws UnableToCompleteException {
        VelocityColumnsInitializerGenerator velocityColumnsInitializerGenerator =
                injector.getInstance(VelocityColumnsInitializerGenerator.class);
        try {
            return velocityColumnsInitializerGenerator.generate(type);
        } catch (Exception e) {
            logger.die(e.getMessage());
        }

        return null;
    }
}