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Avro, mail # user - Wrong AVDL syntax


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Wrong AVDL syntax
Mick 2013-10-23, 10:16
Hi,

This is my simple AVDL file:
@namespace("com.acme.networking.service")
protocol MediatorResourceService {

//    Messages
     string hello (string greetingMsg);
     void sourcesOffer();
}

However when I use acro-maven-plugin:

<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>

   <groupId>com.acme</groupId>
   <artifactId>Network</artifactId>
   <version>0.0.1-SNAPSHOT</version>
   <packaging>jar</packaging>

   <name>Network</name>
   <url>http://maven.apache.org</url>

   <properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <avro.version>1.7.5</avro.version>
     <jdkLevel>1.7</jdkLevel>
   </properties>

   <dependencies>

     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <version>3.8.1</version>
       <scope>test</scope>
     </dependency>

     <dependency>
         <groupId>org.apache.avro</groupId>
         <artifactId>avro</artifactId>
         <version>${avro.version}</version>
     </dependency>
     <dependency>
         <groupId>org.apache.avro</groupId>
         <artifactId>avro-ipc</artifactId>
         <version>${avro.version}</version>
     </dependency>
     <dependency>
         <groupId>org.apache.avro</groupId>
         <artifactId>avro-maven-plugin</artifactId>
         <version>${avro.version}</version>
     </dependency>
     <dependency>
         <groupId>org.apache.avro</groupId>
         <artifactId>avro-compiler</artifactId>
         <version>${avro.version}</version>
     </dependency>

   </dependencies>

      <build>
         <plugins>

             <plugin>
                 <groupId>org.apache.avro</groupId>
<artifactId>avro-maven-plugin</artifactId>
                 <version>${avro.version}</version>
                 <executions>
                     <execution>
                         <id>schemas</id>
<phase>generate-sources</phase>
                         <goals>
                             <goal>schema</goal>
                             <goal>protocol</goal>
                             <goal>idl-protocol</goal>
                         </goals>

                         <configuration>
<sourceDirectory>${project.basedir}/src/main/resources/avro</sourceDirectory>
<!--
  <outputDirectory>${project.basedir}/src/main/java/</outputDirectory> -->
<fieldVisibility>PRIVATE</fieldVisibility>
                             <includes>
<include>**/*.avdl</include>
                             </includes>

</configuration>
                     </execution>
                 </executions>
             </plugin>

              <plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
                     <version>2.3.2</version>
                     <configuration>
                           <source>${jdkLevel}</source>
                           <target>${jdkLevel}</target>
<showDeprecation>true</showDeprecation>
<showWarnings>true</showWarnings>
                     </configuration>
               </plugin>
         </plugins>
     </build>

</project>

I keep getting error:

ERROR] Failed to execute goal
org.apache.avro:avro-maven-plugin:1.7.5:schema (schemas) on project
Network: Execution schemas of goal
org.apache.avro:avro-maven-plugin:1.7.5:schema failed:
org.codehaus.jackson.JsonParseException: Unexpected character ('@' (code
64)): expected a valid value (number, String, array, object, 'true',
'false' or 'null')
[ERROR] at [Source:
/home/mick/workspace/Network/src/main/resources/avro/protocol.avdl;
line: 4, column: 2]
[ERROR] -> [Help 1]