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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.harmony.xnet.provider.jsse;
import java.io.PrintStream;
import java.util.Locale;
import java.security.AccessController;
import java.security.PrivilegedAction;
import libcore.util.EmptyArray;
/**
* This class provides debug logging for JSSE provider implementation
* TODO: Use java.util.logging
*/
public class Logger {
public static class Stream extends PrintStream {
private final String prefix;
private static int indent = 0;
public Stream(String name) {
super(System.err);
prefix = name + "["+Thread.currentThread().getName()+"] ";
}
@Override
public void print(String msg) {
for (int i=0; i<indent; i++) {
super.print(" ");
}
super.print(msg);
}
public void newIndent() {
indent ++;
}
public void endIndent() {
indent --;
}
@Override
public void println(String msg) {
print(prefix);
super.println(msg);
}
public void print(byte[] data) {
printAsHex(16, " ", "", data, 0, data.length);
}
public void print(byte[] data, int offset, int len) {
printAsHex(16, " ", "", data, offset, len);
}
public void printAsHex(int perLine, String prefix, String delimiter, byte[] data) {
printAsHex(perLine, prefix, delimiter, data, 0, data.length);
}
public void printAsHex(int perLine, String prefix, String delimiter,
byte[] data, int offset, int len) {
StringBuilder line = new StringBuilder();
for (int i = 0; i < len; i++) {
line.append(prefix);
line.append(Byte.toHexString(data[i+offset], false));
line.append(delimiter);
if (((i+1)%perLine) == 0) {
super.println(line.toString());
line = new StringBuilder();
}
}
super.println(line.toString());
}
}
private static String[] names;
static {
try {
names = System.getProperty("jsse", "").split(",");
} catch (Exception e) {
names = EmptyArray.STRING;
}
}
public static Stream getStream(String name) {
for (int i=0; i<names.length; i++) {
if (names[i].equals(name)) {
return new Stream(name);
}
}
return null;
}
}
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