com.gafactory.core.rebind.LabelProviderCreator.java Source code

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Here is the source code for com.gafactory.core.rebind.LabelProviderCreator.java

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/**
 * Sencha GXT 3.0.1 - Sencha for GWT
 * Copyright(c) 2007-2012, Sencha, Inc.
 * licensing@sencha.com
 *
 * http://www.sencha.com/products/gxt/license/
 */
package com.gafactory.core.rebind;

import com.google.common.base.Joiner;
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.core.ext.typeinfo.JMethod;
import com.google.gwt.dev.util.Name;
import com.google.gwt.editor.rebind.model.ModelUtils;
import com.google.gwt.user.rebind.SourceWriter;
import com.gafactory.core.shared.LabelProvider;

public class LabelProviderCreator extends ValueProviderCreator {

    private final JClassType labelProviderInterface;

    public LabelProviderCreator(GeneratorContext ctx, TreeLogger l, JMethod labelProviderMethodDecl) {
        super(ctx, l, labelProviderMethodDecl);
        labelProviderInterface = ctx.getTypeOracle().findType(Name.getSourceNameForClass(LabelProvider.class));
    }

    @Override
    protected JClassType getObjectType() {
        JClassType[] params = ModelUtils.findParameterizationOf(labelProviderInterface, getSupertype());

        return params[0];
    }

    @Override
    protected void create(SourceWriter sw) throws UnableToCompleteException {
        sw.println("public static final %1$s INSTANCE = new %1$s();", getSimpleName());

        // @Override
        sw.println("public String getLabel(%1$s item) {", getObjectTypeName());

        // if the value is string, just return a getter for the value
        sw.indentln("return %1$s;", getGetterExpression("item"));

        // else toString() it, or String.valueOf() if it is a primitive

        sw.println("}");
    }

    @Override
    protected String getSimpleName() {
        return getObjectType().getName().replace('.', '_') + "_"
                + Joiner.on("_").join(path.toArray(new String[path.size()])) + "_ModelLabelProviderImpl";
    }

}