virtuozo.infra.MessageFormat.java Source code

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Here is the source code for virtuozo.infra.MessageFormat.java

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/**
 * Copyright (C) 2004-2014 the original author or authors. See the notice.md file distributed with
 * this work for additional information regarding copyright ownership.
 * 
 * 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 virtuozo.infra;

import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.core.client.JsArrayString;

public class MessageFormat {

    public static String format(String pattern, Object... args) {
        if (null == args || 0 == args.length) {
            return pattern;
        }

        JsArrayString array = JavaScriptObject.createArray().cast();
        for (Object arg : args) {
            array.push(arg.toString());
        }

        return nativeFormat(pattern, array);
    }

    private static native String nativeFormat(final String format, final JsArrayString args)/*-{
                                                                                            return format.replace(/{(\d+)}/g, function(match, number) {
                                                                                            return typeof args[number] != 'undefined' ? args[number] : match;
                                                                                            });
                                                                                            }-*/;
}