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com.sun.enterprise.universal.GFBase64Encoder Maven / Gradle / Ivy
/*
* Copyright (c) 2008, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.enterprise.universal;
import java.io.*;
import java.nio.ByteBuffer;
public class GFBase64Encoder { // java.util.Base64 is private constructor and so moving/reusing sun.misc.BASE64Encoder
private static final char[] pem_array = new char[]{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/'};
protected PrintStream pStream;
protected void encodeBufferPrefix(OutputStream var1) throws IOException {
this.pStream = new PrintStream(var1);
}
protected void encodeBufferSuffix(OutputStream var1) throws IOException {
}
protected void encodeLinePrefix(OutputStream var1, int var2) throws IOException {
}
protected void encodeLineSuffix(OutputStream var1) throws IOException {
this.pStream.println();
}
protected int readFully(InputStream var1, byte[] var2) throws IOException {
for(int var3 = 0; var3 < var2.length; ++var3) {
int var4 = var1.read();
if(var4 == -1) {
return var3;
}
var2[var3] = (byte)var4;
}
return var2.length;
}
public void encode(InputStream var1, OutputStream var2) throws IOException {
byte[] var5 = new byte[this.bytesPerLine()];
this.encodeBufferPrefix(var2);
while(true) {
int var4 = this.readFully(var1, var5);
if(var4 == 0) {
break;
}
this.encodeLinePrefix(var2, var4);
for(int var3 = 0; var3 < var4; var3 += this.bytesPerAtom()) {
if(var3 + this.bytesPerAtom() <= var4) {
this.encodeAtom(var2, var5, var3, this.bytesPerAtom());
} else {
this.encodeAtom(var2, var5, var3, var4 - var3);
}
}
if(var4 < this.bytesPerLine()) {
break;
}
this.encodeLineSuffix(var2);
}
this.encodeBufferSuffix(var2);
}
public void encode(byte[] var1, OutputStream var2) throws IOException {
ByteArrayInputStream var3 = new ByteArrayInputStream(var1);
this.encode((InputStream)var3, var2);
}
public String encode(byte[] var1) {
ByteArrayOutputStream var2 = new ByteArrayOutputStream();
ByteArrayInputStream var3 = new ByteArrayInputStream(var1);
String var4 = null;
try {
this.encode((InputStream)var3, var2);
var4 = var2.toString("8859_1");
return var4;
} catch (Exception var6) {
throw new Error("CharacterEncoder.encode internal error");
}
}
private byte[] getBytes(ByteBuffer var1) {
byte[] var2 = null;
if(var1.hasArray()) {
byte[] var3 = var1.array();
if(var3.length == var1.capacity() && var3.length == var1.remaining()) {
var2 = var3;
var1.position(var1.limit());
}
}
if(var2 == null) {
var2 = new byte[var1.remaining()];
var1.get(var2);
}
return var2;
}
public void encode(ByteBuffer var1, OutputStream var2) throws IOException {
byte[] var3 = this.getBytes(var1);
this.encode(var3, var2);
}
public String encode(ByteBuffer var1) {
byte[] var2 = this.getBytes(var1);
return this.encode(var2);
}
public void encodeBuffer(InputStream var1, OutputStream var2) throws IOException {
byte[] var5 = new byte[this.bytesPerLine()];
this.encodeBufferPrefix(var2);
int var4;
do {
var4 = this.readFully(var1, var5);
if(var4 == 0) {
break;
}
this.encodeLinePrefix(var2, var4);
for(int var3 = 0; var3 < var4; var3 += this.bytesPerAtom()) {
if(var3 + this.bytesPerAtom() <= var4) {
this.encodeAtom(var2, var5, var3, this.bytesPerAtom());
} else {
this.encodeAtom(var2, var5, var3, var4 - var3);
}
}
this.encodeLineSuffix(var2);
} while(var4 >= this.bytesPerLine());
this.encodeBufferSuffix(var2);
}
public void encodeBuffer(byte[] var1, OutputStream var2) throws IOException {
ByteArrayInputStream var3 = new ByteArrayInputStream(var1);
this.encodeBuffer((InputStream)var3, var2);
}
public String encodeBuffer(byte[] var1) {
ByteArrayOutputStream var2 = new ByteArrayOutputStream();
ByteArrayInputStream var3 = new ByteArrayInputStream(var1);
try {
this.encodeBuffer((InputStream)var3, var2);
} catch (Exception var5) {
throw new Error("CharacterEncoder.encodeBuffer internal error");
}
return var2.toString();
}
public void encodeBuffer(ByteBuffer var1, OutputStream var2) throws IOException {
byte[] var3 = this.getBytes(var1);
this.encodeBuffer(var3, var2);
}
public String encodeBuffer(ByteBuffer var1) {
byte[] var2 = this.getBytes(var1);
return this.encodeBuffer(var2);
}
protected int bytesPerAtom() {
return 3;
}
protected int bytesPerLine() {
return 57;
}
protected void encodeAtom(OutputStream var1, byte[] var2, int var3, int var4) throws IOException {
byte var5;
if(var4 == 1) {
var5 = var2[var3];
byte var6 = 0;
boolean var7 = false;
var1.write(pem_array[var5 >>> 2 & 63]);
var1.write(pem_array[(var5 << 4 & 48) + (var6 >>> 4 & 15)]);
var1.write(61);
var1.write(61);
} else {
byte var8;
if(var4 == 2) {
var5 = var2[var3];
var8 = var2[var3 + 1];
byte var9 = 0;
var1.write(pem_array[var5 >>> 2 & 63]);
var1.write(pem_array[(var5 << 4 & 48) + (var8 >>> 4 & 15)]);
var1.write(pem_array[(var8 << 2 & 60) + (var9 >>> 6 & 3)]);
var1.write(61);
} else {
var5 = var2[var3];
var8 = var2[var3 + 1];
byte var10 = var2[var3 + 2];
var1.write(pem_array[var5 >>> 2 & 63]);
var1.write(pem_array[(var5 << 4 & 48) + (var8 >>> 4 & 15)]);
var1.write(pem_array[(var8 << 2 & 60) + (var10 >>> 6 & 3)]);
var1.write(pem_array[var10 & 63]);
}
}
}
}
