hi,as you the error messages you listed below,pls put the 'reader.close()'
block to the bottom of method.
i think,if you invoke it first,the infrastructure stream is closed ,so
exceptions is encountered.
ohaya wrote:
>
> Hi,
>
> I changed the beginning of the try to:
>
> try {
> System.out.println("About to call .next()...");
> boolean foo = termsEnumerator.next();
> System.out.println("Finished calling first .next()");
> System.out.println("About to drop into while()...");
> .
> .
> .
>
> and here's what I got when I ran the app:
>
> Index in directory :[C:\lucene-devel\lucene-devel\index] was opened
> successfully!
> About to call .next()...
> ** ERROR **: Exception while stepping through index: [java.io.IOException:
> The handle is invalid]
> java.io.IOException: The handle is invalid
> at java.io.RandomAccessFile.seek(Native Method)
> at
> org.apache.lucene.store.FSDirectory$FSIndexInput.readInternal(FSDirectory.java:591)
> at
> org.apache.lucene.store.BufferedIndexInput.readBytes(BufferedIndexInput.java:136)
> at
> org.apache.lucene.index.CompoundFileReader$CSIndexInput.readInternal(CompoundFileReader.java:247)
> at
> org.apache.lucene.store.BufferedIndexInput.refill(BufferedIndexInput.java:157)
> at
> org.apache.lucene.store.BufferedIndexInput.readByte(BufferedIndexInput.java:38)
> at org.apache.lucene.store.IndexInput.readVInt(IndexInput.java:78)
> at org.apache.lucene.index.TermBuffer.read(TermBuffer.java:64)
> at
> org.apache.lucene.index.SegmentTermEnum.next(SegmentTermEnum.java:127)
> at ReadIndex.main(ReadIndex.java:29)
>
> Jim
>
> ---- [email protected] wrote:
>> Hi,
>>
>> BTW, the next() method is an abstract method in the Javadocs. Does that
>> mean that I'm suppose to have my own implementation?
>>
>> Jim
>>
>>
>> ---- [email protected] wrote:
>> > Phil,
>> >
>> > I posted in haste. Actually, from the output that I posted, doesn't it
>> it look like the .next() itself is throwing the exception?
>> >
>> > That is what has been puzzling me. It looks like it got through the
>> open() and terms() with no problem, then it blew up when calling the
>> next()?
>> >
>> > Jim
>> >
>> >
>> > ---- [email protected] wrote:
>> > > Phil,
>> > >
>> > > Yes, that exception is not very helpful :)!!
>> > >
>> > > I'll try your suggestions and post back.
>> > >
>> > > Thanks,
>> > > Jim
>> > >
>> > >
>> > > ---- Phil Whelan <[email protected]> wrote:
>> > > > Hi Jim,
>> > > >
>> > > > I cannot see anything obvious, but both open() and terms() throw
>> > > > IOException's. You could try putting these in separate try..catch
>> > > > blocks to see which one it's coming from. Or using
>> e.printStackTrace()
>> > > > in the catch block will give more info to help you debug what's
>> > > > happening.
>> > > >
>> > > > On Sat, Aug 1, 2009 at 7:09 PM, <[email protected]> wrote:
>> > > > > reader = IndexReader.open(args[0]);
>> > > > > Term term = new Term("path", "");
>> > > > > termsEnumerator = reader.terms(term);
>> > > >
>> > > > Cheers,
>> > > > Phil
>> > > >
>> > > >
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>> > > >
>> > >
>> > >
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>> > >
>> >
>> >
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>> >
>>
>>
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