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• CppGenerator.java

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org.eigenbase.resgen.CppGenerator Maven / Gradle / Ivy

/*
// Licensed to Julian Hyde under one or more contributor license
// agreements. See the NOTICE file distributed with this work for
// additional information regarding copyright ownership.
//
// Julian Hyde licenses this file to you 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 org.eigenbase.resgen;

import java.io.File;
import java.io.PrintWriter;

/**
 * Generates a C++ class containing resource definitions.
 *
 * @author jhyde
 */
class CppGenerator extends AbstractGenerator
{
    private final String className;
    private final String defaultExceptionClassName;
    private final String headerFilename;
    private final String baseClassName;

    private static final String CPP_STRING = "const std::string &";
    private static final String CPP_NUMBER = "int";
    private static final String CPP_DATE_TIME = "time_t";
    private static final String[] CPP_TYPE_NAMES =
        {CPP_STRING, CPP_NUMBER, CPP_DATE_TIME, CPP_DATE_TIME};

    /**
     * Creates a C++ header generator.
     *
     * @param srcFile Source file
     * @param file File
     * @param className Class name
     * @param baseClassName Name of base class, must not be null, typically
     * @param defaultExceptionClassName Default exception class name
     */
    CppGenerator(
        File srcFile,
        File file,
        String className,
        String baseClassName,
        String defaultExceptionClassName,
        String headerFilename)
    {
        super(srcFile, file);
        assert className.indexOf('.') < 0 :
                "C++ class name must not contain '.': " + className;
        this.className = className;
        this.defaultExceptionClassName = defaultExceptionClassName;
        this.headerFilename = headerFilename;
        assert baseClassName != null;
        this.baseClassName = baseClassName;
    }

    protected String getClassName()
    {
        return className;
    }

    protected String getBaseClassName()
    {
        return baseClassName;
    }

    protected String[] getArgTypes(String message) {
        return ResourceDefinition.getArgTypes(message, CPP_TYPE_NAMES);
    }

    public void generateModule(ResourceGen generator, ResourceDef.ResourceBundle resourceList, PrintWriter pw)
    {
        generateDoNotModifyHeader(pw);
        generateGeneratedByBlock(pw);

        String className = getClassName();
        String bundleCacheClassName = className + "BundleCache";
        String baseClass = getBaseClassName();

        if (resourceList.cppCommonInclude != null) {
            pw.println(
                "// begin common include specified by "
                + getSrcFileForComment());
            pw.println("#include \"" + resourceList.cppCommonInclude + "\"");
            pw.println(
                "// end common include specified by "
                + getSrcFileForComment());
        }

        pw.println("#include \"" + headerFilename + "\"");
        pw.println("#include \"ResourceBundle.h\"");
        pw.println("#include \"Locale.h\"");
        pw.println();
        pw.println("#include