使用 YUI Compressor 压缩文件夹下的所有js和css文件

import java.io.File;import java.io.FileReader;import java.io.FileWriter;import java.io.Reader;import java.io.Writer;import org.junit.Test;import org.mozilla.javascript.ErrorReporter;import org.mozilla.javascript.EvaluatorException;import com.yahoo.platform.yui.compressor.CssCompressor;import com.yahoo.platform.yui.compressor.JavaScriptCompressor;public class TestJsZip{//要处理的目录//File dir=new File("D:\\workspace\\u8cerp\\WebRoot\\js");File dir=new File("D:\\workspace\\cerp_8.8\\WebRoot\\js");int linebreakpos = -1;boolean munge=true;boolean verbose=false;boolean preserveAllSemiColons=false;boolean disableOptimizations=false;@Testpublic void testMain() throws Exception{checkFile(dir);}public void checkFile(File file) throws Exception{if(file.getName().endsWith(".svn"))return;if(file.isFile()){jsZip(file);return;}File[] files=file.listFiles();if(files==null||files.length==0)return;for(File f:files){if(file.getName().endsWith(".svn"))return;if(file.isFile()){jsZip(file);continue;}checkFile(f);}}public void jsZip(File file) throws Exception{String fileName=file.getName();System.out.println(fileName);if(fileName.endsWith(".js")==false&&fileName.endsWith(".css")==false){return;}Reader in=new FileReader(file);String filePath=file.getAbsolutePath();File tempFile=new File(filePath+".tempFile");Writer out=new FileWriter(tempFile);if(fileName.endsWith(".js")){JavaScriptCompressor jscompressor=new JavaScriptCompressor(in, new ErrorReporter() {            public void warning(String message, String sourceName,                    int line, String lineSource, int lineOffset) {                if (line < 0) {                    System.err.println("\n[WARNING] " + message);                } else {                    System.err.println("\n[WARNING] " + line + ':' + lineOffset + ':' + message);                }            }            public void error(String message, String sourceName,                    int line, String lineSource, int lineOffset) {                if (line < 0) {                    System.err.println("\n[ERROR] " + message);                } else {                    System.err.println("\n[ERROR] " + line + ':' + lineOffset + ':' + message);                }            }            public EvaluatorException runtimeError(String message, String sourceName,                    int line, String lineSource, int lineOffset) {                error(message, sourceName, line, lineSource, lineOffset);                return new EvaluatorException(message);            }        });jscompressor.compress(out, linebreakpos, munge, verbose, preserveAllSemiColons, disableOptimizations);}else if(fileName.endsWith(".css")){ CssCompressor csscompressor = new CssCompressor(in); csscompressor.compress(out, linebreakpos);}out.close();in.close();file.delete();tempFile.renameTo(file);tempFile.delete();}}

.svn 文件夹不处理,需要导入 YUI  Compressor 的jar包。