JAVA realize the picture with characters (numbers, Chinese characters, special characters, letters) Identification

discos-0.3-pre_alpha2489
........................\discos-0.3-pre_alpha
........................\....................\AskQuestion.class
........................\....................\characters.chr
........................\....................\characters.txt
........................\....................\DiscoS$1.class
........................\....................\DiscoS$2.class
........................\....................\DiscoS$3.class
........................\....................\DiscoS$4.class
........................\....................\DiscoS$5.class
........................\....................\DiscoS$6.class
........................\....................\DiscoS.class
........................\....................\DiscoS.java
........................\....................\doc
........................\....................\...\allclasses-frame.html
........................\....................\...\allclasses-noframe.html
........................\....................\...\AskQuestion.html
........................\....................\...\constant-values.html
........................\....................\...\deprecated-list.html
........................\....................\...\DiscoS.html
........................\....................\...\GetBlock.html
........................\....................\...\help-doc.html
........................\....................\...\index-all.html
........................\....................\...\index.html
........................\....................\...\ListCharacter.html
........................\....................\...\overview-tree.html
........................\....................\...\package-list
........................\....................\...\packages.html
........................\....................\...\serialized-form.html
........................\....................\...\ShowCharacterList.html
........................\....................\...\stylesheet.css
........................\....................\...\TextEditor.html
........................\....................\GetBlock.class
........................\....................\License.txt
........................\....................\ListCharacter.class
........................\....................\Readme.txt
........................\....................\ShowCharacterList$1.class
........................\....................\ShowCharacterList$2.class
........................\....................\ShowCharacterList.class
........................\....................\TextEditor.class
........................\说明.txt

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