Java开发网 - 那位达人帮帮忙，JFace/SWT的问题

Topic: 那位达人帮帮忙，JFace/SWT的问题

1.那位达人帮帮忙，JFace/SWT的问题

Posted by: DanielWang
Posted on: 2004-05-14 10:17

TreeViewer tv = new TreeViewer(parent);
tv.setContentProvider(new FileTreeContentProvider());
tv.setInput(new File("D:\\"));
return tv.getTree();

这段代码一运行就报错：
java.lang.NoClassDefFoundError: org/osgi/framework/InvalidSyntaxException
  at org.eclipse.core.runtime.Platform.run(Platform.java:521)
  at org.eclipse.jface.viewers.StructuredViewer.updateItem(StructuredViewer.java:1285)
  at org.eclipse.jface.viewers.AbstractTreeViewer.createTreeItem(AbstractTreeViewer.java:383)
  at org.eclipse.jface.viewers.AbstractTreeViewer$1.run(AbstractTreeViewer.java:363)
  at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:84)
  at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:349)
  at org.eclipse.jface.viewers.AbstractTreeViewer$5.run(AbstractTreeViewer.java:808)
  at org.eclipse.jface.viewers.StructuredViewer.preservingSelection(StructuredViewer.java:810)
  at org.eclipse.jface.viewers.AbstractTreeViewer.inputChanged(AbstractTreeViewer.java:798)
  at org.eclipse.jface.viewers.ContentViewer.setInput(ContentViewer.java:238)
  at org.eclipse.jface.viewers.StructuredViewer.setInput(StructuredViewer.java:1004)
  at Test.createContents(Test.java:30)
  at org.eclipse.jface.window.Window.create(Window.java:350)
  at org.eclipse.jface.window.Window.open(Window.java:639)
  at Test.main(Test.java:37)
Exception in thread "main"

应该是tv.setInput(...)中的问题，怎么回事啊？

2.Re:那位达人帮帮忙，JFace/SWT的问题 [Re: DanielWang]	Copy to clipboard
Posted by: kite Posted on: 2004-05-14 13:08 缺class，你应该把osgi.jar加到你的classpath中。

3.Re:那位达人帮帮忙，JFace/SWT的问题 [Re: DanielWang]	Copy to clipboard
Posted by: DanielWang Posted on: 2004-05-14 14:45 谢谢！加入了osgi.jar就可以运行了。 osgi是干什么用的？而且好像M8中在项目的属性中设置了java build path就可以了，不用在run...中设置class path。