Can you send the definition of the ant task that you're using to parse it?
-Joey
On Tue, Jan 6, 2015 at 1:50 PM, Lewis John Mcgibbney
<lewis.mcgibb...@gmail.com> wrote:
> Hi Folks,
> I have the following small schema
>
> {
> "name": "Host",
> "type": "record",
> "namespace": "org.apache.nutch.storage",
> "doc": "Host represents a store of webpages or other data which resides on
> a server or other computer so that it can be accessed over the Internet",
> "fields": [
> {
> "name": "metadata",
> "type": {
> "type": "map",
> "values": ["null","bytes"]
> },
> "doc": "A multivalued metadata container used for storing a wide
> variety of host metadata such as structured web server characterists etc",
> "default": {
>
> }
> },
> {
> "name": "outlinks",
> "type": {
> "type": "map",
> "values": ["null","string"]
> },
> "doc": "Hyperlinks which direct outside of the current host domain
> these can used in a histogram style manner to generate host statistics",
> "default": {
>
> }
> },
> {
> "name": "inlinks",
> "type": {
> "type": "map",
> "values": ["null","string"]
> },
> "doc": "Hyperlinks which link to pages within the current host domain
> these can used in a histogram style manner to generate host statistics",
> "default": {
>
> }
> }
> ]
> }
>
>
> When I use Avro 1.7.6 to parse it via an Ant task, I am getting the
> following parse exception
>
> [java] Caused by: org.apache.avro.SchemaParseException: No protocol
> name specified:
> {"name":"Host","type":"record","namespace":"org.apache.nutch.storage","doc":"Host
> represents a store of webpages or other data which resides on a server or
> other computer so that it can be accessed over the
> Internet","fields":[{"name":"metadata","type":{"type":"map","values":["null","bytes"]},"doc":"A
> multivalued metadata container used for storing a wide variety of host
> metadata such as structured web server characterists
> etc","default":{}},{"name":"outlinks","type":{"type":"map","values":["null","string"]},"doc":"Hyperlinks
> which direct outside of the current host domain these can used in a
> histogram style manner to generate host
> statistics","default":{}},{"name":"inlinks","type":{"type":"map","values":["null","string"]},"doc":"Hyperlinks
> which link to pages within the current host domain these can used in a
> histogram style manner to generate host statistics","default":{}}]}
> [java] at org.apache.avro.Protocol.parseName(Protocol.java:426)
> [java] at org.apache.avro.Protocol.parse(Protocol.java:399)
> [java] at org.apache.avro.Protocol.parse(Protocol.java:390)
> [java] at org.apache.avro.Protocol.parse(Protocol.java:361)
> [java] at
> org.apache.avro.compiler.specific.SpecificCompiler.compileProtocol(SpecificCompiler.java:248)
> [java] at
> org.apache.avro.compiler.specific.SpecificCompiler.compileProtocol(SpecificCompiler.java:238)
> [java] at
> org.apache.avro.compiler.specific.SpecificCompiler.main(SpecificCompiler.java:719)
> [java] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
> Method)
> [java] at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> [java] at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> [java] at java.lang.reflect.Method.invoke(Method.java:606)
> [java] at
> org.apache.tools.ant.taskdefs.ExecuteJava.run(ExecuteJava.java:217)
> [java] at
> org.apache.tools.ant.taskdefs.ExecuteJava.execute(ExecuteJava.java:152)
> [java] ... 20 more
> [java] Java Result: -1
>
> The thing is that I do not wish this to be a Protocol as such, it is merely
> a simple Schema. Can anyone help me out to debug this?
> Thank you
> Lewis
>
> --
> Lewis
--
Joey Echeverria
