org.apache.avro.tool

Class CatTool

java.lang.Object

org.apache.avro.tool.CatTool

All Implemented Interfaces:

Tool

public class CatTool
extends Object
implements Tool

Tool to extract samples from an Avro data file.

Constructor Summary

Constructors

Constructor and Description
CatTool()

Method Summary

Methods

Modifier and Type	Method and Description
String	getName() Name of tool, to be used in listings.
String	getShortDescription() 1-line description to be used in command listings.
int	run(InputStream in, PrintStream out, PrintStream err, List<String> args) Runs the tool with supplied arguments.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CatTool

public CatTool()

Method Detail

run

public int run(InputStream in,
      PrintStream out,
      PrintStream err,
      List<String> args)
        throws Exception

Description copied from interface: Tool

Runs the tool with supplied arguments. Input and output streams are customizable for easier testing.

Specified by:

run in interface Tool

Parameters:

in - Input stream to read data (typically System.in).

out - Output of tool (typically System.out).

err - Error stream (typically System.err).

args - Non-null list of arguments.

Returns:

result code (0 for success)

Throws:

Exception - Just like main(), tools may throw Exception.

getName

public String getName()

Description copied from interface: Tool

Name of tool, to be used in listings.

Specified by:

getName in interface Tool

getShortDescription

public String getShortDescription()

Description copied from interface: Tool

1-line description to be used in command listings.

Specified by:

getShortDescription in interface Tool