/usr/share/why/java_api/ is in why 2.34-2.
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/usr/share/why/java_api/java/
/usr/share/why/java_api/java/io/
/usr/share/why/java_api/java/io/BufferedWriter.java
/usr/share/why/java_api/java/io/File.java
/usr/share/why/java_api/java/io/FileDescriptor.java
/usr/share/why/java_api/java/io/FileNotFoundException.java
/usr/share/why/java_api/java/io/FileReader.java
/usr/share/why/java_api/java/io/FilterOutputStream.java
/usr/share/why/java_api/java/io/IOException.java
/usr/share/why/java_api/java/io/InputStream.java
/usr/share/why/java_api/java/io/InputStreamReader.java
/usr/share/why/java_api/java/io/ObjectStreamClass.java
/usr/share/why/java_api/java/io/OutputStream.java
/usr/share/why/java_api/java/io/OutputStreamWriter.java
/usr/share/why/java_api/java/io/PrintStream.java
/usr/share/why/java_api/java/io/Reader.java
/usr/share/why/java_api/java/io/Serializable.java
/usr/share/why/java_api/java/io/StreamTokenizer.java
/usr/share/why/java_api/java/lang/
/usr/share/why/java_api/java/lang/ArrayStoreException.java
/usr/share/why/java_api/java/lang/CharSequence.java
/usr/share/why/java_api/java/lang/Character.java
/usr/share/why/java_api/java/lang/Class.java
/usr/share/why/java_api/java/lang/Cloneable.java
/usr/share/why/java_api/java/lang/Comparable.java
/usr/share/why/java_api/java/lang/Double.java
/usr/share/why/java_api/java/lang/Exception.java
/usr/share/why/java_api/java/lang/IllegalArgumentException.java
/usr/share/why/java_api/java/lang/Integer.java
/usr/share/why/java_api/java/lang/Long.java
/usr/share/why/java_api/java/lang/Math.java
/usr/share/why/java_api/java/lang/Number.java
/usr/share/why/java_api/java/lang/NumberFormatException.java
/usr/share/why/java_api/java/lang/Object.java
/usr/share/why/java_api/java/lang/RuntimeException.java
/usr/share/why/java_api/java/lang/String.java
/usr/share/why/java_api/java/lang/StringBuffer.java
/usr/share/why/java_api/java/lang/System.java
/usr/share/why/java_api/java/lang/Throwable.java
/usr/share/why/java_api/java/util/
/usr/share/why/java_api/java/util/AbstractMap.java
/usr/share/why/java_api/java/util/Collection.java
/usr/share/why/java_api/java/util/HashMap.java
/usr/share/why/java_api/java/util/HashMapIntegerInteger.java
/usr/share/why/java_api/java/util/HashMapIntegerLong.java
/usr/share/why/java_api/java/util/Iterator.java
/usr/share/why/java_api/java/util/Locale.java
/usr/share/why/java_api/java/util/Map.java
/usr/share/why/java_api/java/util/Set.java