--- /dev/null	2015-11-26 09:39:11.281708300 +0900
+++ new/src/java.base/share/classes/java/util/zip/ZipCryption.java	2015-11-26 09:40:32.376627100 +0900
@@ -0,0 +1,69 @@
+package java.util.zip;
+
+
+/**
+ * Interface for ZIP encrypt/decrypt engine.
+ */
+public interface ZipCryption {
+
+    /**
+     * Calculate encription header
+     *
+     * @param e ZIP entry
+     * @return ZIP encryption header
+     */
+    public byte[] getEncryptionHeader(ZipEntry e);
+
+    /**
+     * Encrypt byte array.
+     * @param data Byte array to encrypt
+     * @param offset offset to start
+     * @param length array length
+     * @return Encrypted array. This instance is same to argument.
+     */
+    public byte[] encryptBytes(byte[] data, int offset, int length);
+
+    /**
+     * Encrypt byte array.
+     * @param data Byte array to encrypt
+     * @return Encrypted array. This instance is same to argument.
+     */
+    public byte[] encryptBytes(byte[] data);
+
+    /**
+     * Reset encryption engine.
+     */
+    public void reset();
+
+    /**
+     * Get ZIP encryption header.
+     * @return sizeof encryption header.
+     */
+    public int getEncryptionHeaderSize();
+
+    /**
+     * Check encryption header
+     *
+     * @param e ZipEntry
+     * @param encryptionHeader encryption header to be check
+     * @return true if this encryption header is valid.
+     */
+    public boolean isValid(ZipEntry e, byte[] encryptionHeader);
+
+    /**
+     * Decrypt byte array.
+     * @param data Byte array to decrypt
+     * @param offset offset to start
+     * @param length array length
+     * @return Decrypted array. This instance is same to argument.
+     */
+    public byte[] decryptBytes(byte[] data, int offset, int length);
+
+    /**
+     * Decrypt byte array.
+     * @param data Byte array to decrypt
+     * @return Decrypted array. This instance is same to argument.
+     */
+    public byte[] decryptBytes(byte[] data);
+
+}