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Here is call stack that shows that we perform remote operations in EDT "AWT-EventQueue-0" prio=3 tid=0x08628800 nid=0x1e in Object.wait() [0xf292a000] java.lang.Thread.State: TIMED_WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0xca2bf0b8> (a com.jcraft.jsch.Channel$MyPipedInputStream) at java.io.PipedInputStream.read(PipedInputStream.java:327) - locked <0xca2bf0b8> (a com.jcraft.jsch.Channel$MyPipedInputStream) at java.io.PipedInputStream.read(PipedInputStream.java:378) - locked <0xca2bf0b8> (a com.jcraft.jsch.Channel$MyPipedInputStream) at java.io.InputStream.read(InputStream.java:101) at org.openide.filesystems.FileUtil.copy(FileUtil.java:559) at org.netbeans.modules.remote.impl.fs.MagicCache.updateCache(MagicCache.java:231) at org.netbeans.modules.remote.impl.fs.MagicCache.readCache(MagicCache.java:112) at org.netbeans.modules.remote.impl.fs.MagicCache.get(MagicCache.java:82) - locked <0xca2b4328> (a org.netbeans.modules.remote.impl.fs.MagicCache) at org.netbeans.modules.remote.impl.fs.RemoteDirectory.getMagic(RemoteDirectory.java:1541) at org.netbeans.modules.remote.impl.fs.RemoteFileObjectBase.getMagic(RemoteFileObjectBase.java:365) at org.netbeans.modules.remote.impl.fs.RemoteFileObject.getInputStream(RemoteFileObject.java:387) at org.openide.filesystems.MIMESupport$CachedFileObject.getInputStream(MIMESupport.java:402) at org.netbeans.modules.openide.filesystems.declmime.FileElement$Type$FilePattern.match(FileElement.java:314) at org.netbeans.modules.openide.filesystems.declmime.FileElement$Type.accept(FileElement.java:634) at org.netbeans.modules.openide.filesystems.declmime.FileElement$Type.access$300(FileElement.java:156) at org.netbeans.modules.openide.filesystems.declmime.FileElement.resolve(FileElement.java:99) at org.netbeans.modules.openide.filesystems.declmime.MIMEResolverImpl$Impl.findMIMEType(MIMEResolverImpl.java:440) at org.openide.filesystems.MIMESupport$CachedFileObject.resolveMIME(MIMESupport.java:371) at org.openide.filesystems.MIMESupport$CachedFileObject.getMIMEType(MIMESupport.java:312) at org.openide.filesystems.MIMESupport.findMIMEType(MIMESupport.java:136) at org.openide.filesystems.FileUtil.getMIMEType(FileUtil.java:1315) at org.openide.filesystems.FileObject.getMIMEType(FileObject.java:658) at org.netbeans.modules.remote.impl.fs.RemoteFileObject.getMIMEType(RemoteFileObject.java:137) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanelVisual.validBinary(SelectBinaryPanelVisual.java:895) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanelVisual.valid(SelectBinaryPanelVisual.java:875) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanel.validate(SelectBinaryPanel.java:143) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanel.access$000(SelectBinaryPanel.java:62) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanel$BinaryWizardStorage.setBinaryPath(SelectBinaryPanel.java:191) at org.netbeans.modules.cnd.makeproject.ui.wizards.SelectBinaryPanelVisual$1.actionPerformed(SelectBinaryPanelVisual.java:163) at org.netbeans.modules.cnd.utils.ui.EditableComboBox$1.insertUpdate(EditableComboBox.java:189) at javax.swing.text.AbstractDocument.fireInsertUpdate(AbstractDocument.java:202) at javax.swing.text.AbstractDocument.handleInsertString(AbstractDocument.java:749)
That's what I experienced in Studio, i.e. in 8.0.1 patch1 Probably this has already gone after recent project wizards rework.
fixed, change set: http://hg.netbeans.org/cnd-main/rev/88a5e68a047c
Integrated into 'main-silver', will be available in build *201606180002* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress) Changeset: http://hg.netbeans.org/main-silver/rev/88a5e68a047c User: Alexander Simon <alexvsimon@netbeans.org> Log: fixed Bug #248576 Slowness when setting binary location in "Create Project from Binary" wizard