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18 package org.apache.any23.cli;
19
20 import com.beust.jcommander.Parameter;
21 import com.beust.jcommander.Parameters;
22 import com.beust.jcommander.converters.FileConverter;
23 import org.apache.any23.extractor.ExtractorFactory;
24 import org.apache.any23.mime.MIMEType;
25 import org.apache.any23.plugin.Any23PluginManager;
26 import org.apache.any23.plugin.Author;
27 import java.io.File;
28 import java.io.PrintStream;
29 import java.util.Collection;
30 import java.util.Iterator;
31 import java.util.LinkedList;
32 import java.util.List;
33 import java.util.Locale;
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39
40 @Parameters(commandNames = { "verify" }, commandDescription = "Utility for plugin management verification.")
41 public class PluginVerifier extends BaseTool {
42
43 private Any23PluginManager pluginManager = Any23PluginManager.getInstance();
44
45 @Parameter(description = "plugins-dir", converter = FileConverter.class)
46 private List<File> pluginsDirs = new LinkedList<>();
47
48 private PrintStream out = System.out;
49
50 @Override
51 PrintStream getOut() {
52 return out;
53 }
54
55 @Override
56 void setOut(PrintStream out) {
57 this.out = out;
58 }
59
60 public void run() throws Exception {
61 if (pluginsDirs.isEmpty()) {
62 throw new IllegalArgumentException("No plugin directory specified.");
63 }
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65 final File pluginsDir = pluginsDirs.get(0);
66 if (!pluginsDir.isDirectory()) {
67 throw new IllegalArgumentException("<plugins-dir> must be a valid dir.");
68 }
69
70 pluginManager.loadJARDir(pluginsDir);
71
72 final Iterator<ExtractorFactory> plugins = pluginManager.getExtractors();
73
74 while (plugins.hasNext()) {
75 printPluginData(plugins.next(), out);
76 out.println("------------------------------------------------------------------------");
77 }
78 }
79
80 private String getMimeTypesStr(Collection<MIMEType> mimeTypes) {
81 final StringBuilder sb = new StringBuilder();
82 for (MIMEType mt : mimeTypes) {
83 sb.append(mt).append(' ');
84 }
85 return sb.toString();
86 }
87
88 private void printPluginData(ExtractorFactory<?> extractorFactory, PrintStream ps) {
89 final Author authorAnnotation = extractorFactory.getClass().getAnnotation(Author.class);
90 ps.printf(Locale.ROOT, "Plugin author : %s%n",
91 authorAnnotation == null ? "<unknown>" : authorAnnotation.name());
92 ps.printf(Locale.ROOT, "Plugin factory : %s%n", extractorFactory.getClass());
93 ps.printf(Locale.ROOT, "Plugin mime-types: %s%n", getMimeTypesStr(extractorFactory.getSupportedMIMETypes()));
94 }
95
96 }