自动生成dimen

package com.kang.makedimen;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class MakeDimen {

	// //resoluton format: H*W
	private static final String[][] RESOLUTION_ARRAYS = { { "640", "480" },
			{ "854", "480" }, { "800", "480" }, { "800", "600" },
			{ "960", "540" }, { "1280", "720" }, { "1920", "1080" } };

	private static final String XML_BEGIN = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<resources>";
	private static final String XML_END = "</resources>";

	// ///////////////////////////////////////////////////////
	private static final String BASE_RESOLUTION[] = RESOLUTION_ARRAYS[0];// set
																			// baseline
																			// type
	private static final boolean IS_NEED_HEIGHT = true;
	private static final String OUTPUT_DIR = "D:\\Android_dimen_kangx\\";

	// ///////////////////////////////////////////////////////

	/**
	 * @param args
	 */
	public static void main(String[] args) {

		createAllDimenFile();
	}

	private static void createAllDimenFile() {

		for (int i = 0; i < RESOLUTION_ARRAYS.length; i++) {

			String path = getDimenFilePath(RESOLUTION_ARRAYS[i]);
			String fileContent = makeContent(RESOLUTION_ARRAYS[i]);

			createFile(path, fileContent);

		}

		String path = getDefaultDimenFilePath();
		String fileContent = makeContent(RESOLUTION_ARRAYS[0]);

		createFile(path, fileContent);

	}

	private static void createFile(String path, String fileContent) {

		File file = new File(path);

		if (file.exists()) {
			file.delete();
		}

		try {

			file.getParentFile().mkdirs();

			if (file.createNewFile()) {

				FileWriter writer = new FileWriter(file);
				writer.write(fileContent);
				writer.close();
			}

		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	private static String makeContent(String[] resolution) {

		int maxHeigth = Integer.valueOf(resolution[0]).intValue();
		int maxWidth = Integer.valueOf(resolution[1]).intValue();

		int baseLineMaxHeigth = Integer.valueOf(BASE_RESOLUTION[0]).intValue();
		int baseLineMaxWidth = Integer.valueOf(BASE_RESOLUTION[1]).intValue();

		StringBuffer stringBuffer = new StringBuffer();
		stringBuffer.append(XML_BEGIN).append("\n");

		for (int i = 1; i < maxWidth + 1; i++) {

			int width = maxWidth * i / baseLineMaxWidth;

			String item = makeWItem(i, width);
			stringBuffer.append(item).append("\n");
		}

		if (IS_NEED_HEIGHT) {

			for (int i = 1; i < maxHeigth + 1; i++) {

				int height = maxHeigth * i / baseLineMaxHeigth;

				String item = makeHItem(i, height);
				stringBuffer.append(item).append("\n");
			}
		}

		stringBuffer.append(XML_END);

		return stringBuffer.toString();

	}

	private static String makeWItem(int index, int px) {

		return "<dimen name=\"W" + index + "px\">" + px + "px</dimen>";
	}

	private static String makeHItem(int index, int px) {

		return "<dimen name=\"H" + index + "px\">" + px + "px</dimen>";
	}

	private static String getDimenFilePath(String[] resolution) {

		String resolutionFloder = "values-" + resolution[0] + "x"
				+ resolution[1] + "\\";
		return OUTPUT_DIR + resolutionFloder + "dimen.xml";

	}

	private static String getDefaultDimenFilePath() {

		String resolutionFloder = "values" + "\\";
		return OUTPUT_DIR + resolutionFloder + "dimen.xml";
	}

}