com.github.edwgiz.maven_shade_plugin.log4j2_cache_transformer

Class PluginsCacheFileTransformer

java.lang.Object

com.github.edwgiz.maven_shade_plugin.log4j2_cache_transformer.PluginsCacheFileTransformer

All Implemented Interfaces:

org.apache.maven.plugins.shade.resource.ResourceTransformer

public class PluginsCacheFileTransformer
extends Object
implements org.apache.maven.plugins.shade.resource.ResourceTransformer

'maven-shade-plugin' transformer implementation.

Constructor Summary

Constructors

Constructor and Description
PluginsCacheFileTransformer() Default constructor, initializing internal state.

Method Summary

Modifier and Type	Method and Description
boolean	canTransformResource(String resource)
boolean	hasTransformedResource()
void	modifyOutputStream(JarOutputStream jos) Stores all previously collected log4j-cache-files to the target jar.
void	processResource(String resource, InputStream resourceInput, List<org.apache.maven.plugins.shade.relocation.Relocator> relocators, long time)

Methods inherited from class java.lang.Object

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

Constructor Detail

PluginsCacheFileTransformer

public PluginsCacheFileTransformer()

Default constructor, initializing internal state.

Method Detail

canTransformResource

public boolean canTransformResource(String resource)

Specified by:

canTransformResource in interface org.apache.maven.plugins.shade.resource.ResourceTransformer

Parameters:

resource - resource to check

Returns:

true when resource is recognized as log4j-plugin-cache file

processResource

public void processResource(String resource,
                            InputStream resourceInput,
                            List<org.apache.maven.plugins.shade.relocation.Relocator> relocators,
                            long time)
                     throws IOException

Specified by:

processResource in interface org.apache.maven.plugins.shade.resource.ResourceTransformer

Parameters:

resource - ignored parameter

resourceInput - resource input stream to save in temp file for next stage

relocators - relacator to keep for next stage

Throws:

IOException - thrown by file writing errors

hasTransformedResource

public boolean hasTransformedResource()

Specified by:

hasTransformedResource in interface org.apache.maven.plugins.shade.resource.ResourceTransformer

Returns:

true when several log4j-cache-files should be merged or at least one relocated.

modifyOutputStream

public void modifyOutputStream(JarOutputStream jos)
                        throws IOException

Stores all previously collected log4j-cache-files to the target jar.

Specified by:

modifyOutputStream in interface org.apache.maven.plugins.shade.resource.ResourceTransformer

Parameters:

jos - jar output

Throws:

IOException - When the IO blows up