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package org.apache.maven.plugins.shade.resource; |
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import org.apache.maven.plugins.shade.relocation.Relocator; |
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import org.codehaus.plexus.util.IOUtil; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.jar.Attributes; |
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import java.util.jar.JarEntry; |
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import java.util.jar.JarFile; |
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import java.util.jar.JarOutputStream; |
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import java.util.jar.Manifest; |
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43 | 0 | public class ManifestResourceTransformer |
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implements ResourceTransformer |
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{ |
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private String mainClass; |
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private Map<String, Attributes> manifestEntries; |
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private boolean manifestDiscovered; |
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private Manifest manifest; |
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public boolean canTransformResource( String resource ) |
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{ |
59 | 0 | if ( JarFile.MANIFEST_NAME.equalsIgnoreCase( resource ) ) |
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{ |
61 | 0 | return true; |
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} |
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64 | 0 | return false; |
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} |
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public void processResource( String resource, InputStream is, List<Relocator> relocators ) |
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throws IOException |
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{ |
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73 | 0 | if ( !manifestDiscovered ) |
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{ |
75 | 0 | manifest = new Manifest( is ); |
76 | 0 | manifestDiscovered = true; |
77 | 0 | IOUtil.close( is ); |
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} |
79 | 0 | } |
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public boolean hasTransformedResource() |
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{ |
83 | 0 | return true; |
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} |
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public void modifyOutputStream( JarOutputStream jos ) |
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throws IOException |
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{ |
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90 | 0 | if ( manifest == null ) |
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{ |
92 | 0 | manifest = new Manifest(); |
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} |
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95 | 0 | Attributes attributes = manifest.getMainAttributes(); |
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97 | 0 | if ( mainClass != null ) |
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{ |
99 | 0 | attributes.put( Attributes.Name.MAIN_CLASS, mainClass ); |
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} |
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102 | 0 | if ( manifestEntries != null ) |
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{ |
104 | 0 | for ( Map.Entry<String,Attributes> entry : manifestEntries.entrySet() ) |
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{ |
106 | 0 | attributes.put( new Attributes.Name( entry.getKey() ), entry.getValue() ); |
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} |
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} |
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110 | 0 | jos.putNextEntry( new JarEntry( JarFile.MANIFEST_NAME ) ); |
111 | 0 | manifest.write( jos ); |
112 | 0 | } |
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} |