org.eclipse.osbp.xtext.entitymock.common/src/org/eclipse/osbp/xtext/entitymock/common/filler/TextProvider.java

/**
 *                                                                            
 * Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
 *                                                                            
 * All rights reserved. This program and the accompanying materials           
 * are made available under the terms of the Eclipse Public License 2.0        
 * which accompanies this distribution, and is available at                  
 * https://www.eclipse.org/legal/epl-2.0/                                 
 *                                 
 * SPDX-License-Identifier: EPL-2.0                                 
 *                                                                            
 * Contributors:   
 * Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation 
 */
package org.eclipse.osbp.xtext.entitymock.common.filler;

import java.util.Locale;
import java.util.Set;


public class TextProvider {

	private final TextConfigurator fConfigurator;
	private final BaseProvider fBaseProvider;
	
	public TextProvider(BaseProvider baseProvider, Locale locale) {
		fBaseProvider = baseProvider;
		fConfigurator = new TextConfigurator(locale);
	}

	public String paragraph(int count) {
		return combine(fConfigurator.getParagraphs(), "\r\n", count);
	}

	public String sentence(int count) {
		return combine(fConfigurator.getSentences(), ".", count);
	}

	public String word(int count) {
		return combine(fConfigurator.getWords(), " ", count);
	}
	
	private String combine(Set<String> options, String glue, int count) {
		String[] items = options.toArray(new String[0]);
		String result = null;
		for	(int i = 0; i < count; i++) {
			if	(result == null) {
				result = "";
			}
			else {
				result += glue;
			}
			result += items[fBaseProvider.randomBetween(0, items.length-1)];
		}
		return result;
	}
}