Encodes an "Object" and returns the encoded content as an Object. The Objects here may just be <code>byte[]</code> or <code>String</code>s depending o

<p> Encodes all of the provided data, starting at inPos, for inAvail bytes. Must be called at least twice: once with the data to encode, and once with

replace String.format("%08x",int), @param value @return

Get the default buffer size. Can be overridden. @return {@link #DEFAULT_BUFFER_SIZE}

Calculates the amount of space needed to encode the supplied array. @param pArray byte[] array which will later be encoded @return amount of space n

读取 PrivateKey @throws Exception

签名前缀 首先用上面生成的keystore签名任意一个apk，解压出这个apk里面 META-INF/CERT.RSA 的文件 @throws IOException

Returns whether or not the <code>octet</code> is in the base 64 alphabet. @param octet The value to test @return <code>true</code> if the

Returns whether or not the <code>octet</code> is in the current alphabet. Does not allow whitespace or pad. @param value The value to test @return <

Constructs a new <code>String</code> by decoding the specified array of bytes using the given charset. @param bytes The bytes to be decode

Reads whole (including chunk type) string block from stream. Stream must be at the chunk type.

替换文件 @param zipFile zip 文件 @param srcFiles zip 中文件相对路径 @param newFiles 对应要替换的文件 @throws IOException

Increases our buffer by the {@link #DEFAULT_BUFFER_RESIZE_FACTOR}. @param context the context to be used

Returns a byte-array representation of a <code>BigInteger</code> without sign bit. @param bigInt <code>BigInteger</code> to be converted @

Write a .SF file with a digest of the specified manifest.

Creates a Base64 codec used for decoding (all modes) and encoding in URL-unsafe mode. <p> When encoding the line length is 0 (no chunking), and the en

Note <code>lineLength</code> is rounded down to the nearest multiple of {@link #encodedBlockSize} If <code>chunkSeparatorLength</code> is zero, then c

Constructs a new exception with <code>null</code> as its detail message. The cause is not initialized, and may subsequently be initialized by a call t

Constructs a new exception with <code>null</code> as its detail message. The cause is not initialized, and may subsequently be initialized by a call t

Instances should NOT be constructed in standard programming.

添加文件到zip 包 @param zipFile 目标zip 文件 @param entryNames 添加的entry文件名 @param mapFiles entry映射的外部文件路径 @throws IOException

Returns the given reader if it is already a {@link BufferedReader}, otherwise creates a BufferedReader from the given reader. @param reader the reade