我正在使用java创建一个zip文件,但我无法获得任何代码工作。 我尝试了更多特定于java 7和java 8的方法,但所有这些方法都显示某种错误,在我的代码中是否有错误,或者需要改进?无法使用zip4j在java中创建zip文件
File destination = null;
JFileChooser chooser1 = new JFileChooser();
chooser1.setDialogTitle("Select a directory with APK file contents");
chooser1.setCurrentDirectory(new java.io.File("."));
chooser1.setAcceptAllFileFilterUsed(false);
chooser1.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
int returnVal = chooser1.showOpenDialog(getParent());
if (returnVal == JFileChooser.APPROVE_OPTION) {
destination = chooser1.getSelectedFile();
JFileChooser chooser2 = new JFileChooser();
FileNameExtensionFilter filter = new FileNameExtensionFilter("APK Files", "apk");
chooser2.setFileFilter(filter);
chooser2.setDialogTitle("Save APK as");
int userSelection = chooser2.showSaveDialog(parentFrame);
if (userSelection == JFileChooser.APPROVE_OPTION) {
File apksavedestination = chooser2.getSelectedFile();
String apkname = chooser2.getSelectedFile().getName() + ".apk";
String zipFile = apksavedestination + apkname;
String zipfileSource = destination.getAbsolutePath();
try {
ZipFile zipFileAtLast = new ZipFile(zipFile);
ArrayList<File> inFolder = new ArrayList<File>();
inFolder.add(new File(destination.getAbsolutePath()));
ZipParameters parameters = new ZipParameters();
parameters.setIncludeRootFolder(false);
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);
zipFileAtLast.addFolder(inFolder, parameters);
} catch (ZipException e1) {
e1.printStackTrace();
}
我得到一个错误在该行zipFileAtLast.addFolder(inFolder, parameters);
请指引我:)
Errors while runtime:
Exception in thread "AWT-EventQueue-0" java.lang.Error: Unresolved compilation problem: The method addFolder(ArrayList, ZipParameters) is undefined for the type ZipFile
at dpcs.Interface$3.actionPerformed(Interface.java:143) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252) at java.awt.Component.processMouseEvent(Component.java:6535) at javax.swing.JComponent.processMouseEvent(JComponent.java:3324) at java.awt.Component.processEvent(Component.java:6300) at java.awt.Container.processEvent(Container.java:2236) at java.awt.Component.dispatchEventImpl(Component.java:4891) at java.awt.Container.dispatchEventImpl(Container.java:2294) at java.awt.Component.dispatchEvent(Component.java:4713) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466) at java.awt.Container.dispatchEventImpl(Container.java:2280) at java.awt.Window.dispatchEventImpl(Window.java:2750) at java.awt.Component.dispatchEvent(Component.java:4713) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709) at java.awt.EventQueue$3.run(EventQueue.java:703) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86) at java.awt.EventQueue$4.run(EventQueue.java:731) at java.awt.EventQueue$4.run(EventQueue.java:729) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) at java.awt.EventQueue.dispatchEvent(EventQueue.java:728) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
你得到的错误是什么?你能发布错误的堆栈跟踪吗? –
发布了我在运行时得到的错误,并且Eclipse说要将其添加到addFolder –
您正试图将'ArrayList'传递给'addFolder()'方法。请查看[API](http://javadox.com/net.lingala.zip4j/zip4j/1.3.1/net/lingala/zip4j/core/ZipFile.html)中addFolder的方法签名,它可以采用字符串(您要压缩的文件夹的路径)或File对象(指向同一个文件夹)。你想在这里做什么?压缩整个目录的内容?如果是,那么你应该使用'zipFile.addFolder(新文件(“/ path/to/dir/which/you/want/to/zip”),参数);' –