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/*
* Copyright 2017 predic8 GmbH, www.predic8.com
*
* Licensed 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 com.predic8.membrane.core.transport.http;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class ByteStreamLogging {
static Logger log = LoggerFactory.getLogger(ByteStreamLogging.class);
public static void log(String name, int b){
log(name, new byte[]{(byte)b});
}
public static void log(String name, byte... b){
log(name, b,0,b.length);
}
public static void log(String name, byte[] b, int off, int len){
StringBuilder sb = new StringBuilder();
sb.append("[").append(name).append("] ").append("[ ");
for(int i = off; i < off+len; i++) {
sb.append(b[i]).append(" ");
}
sb.append("]");
System.out.println(new String(b,off,len));
log.info(sb.toString());
}
public static OutputStream wrapConnectionOutputStream(Connection con, String name) {
return new OutputStream() {
@Override
public void write(int b) throws IOException {
log(name, b);
con.out.write(b);
}
@Override
public void write(byte[] b) throws IOException {
log(name, b);
con.out.write(b);
}
@Override
public void write(byte[] b, int off, int len) throws IOException {
log(name, b,off,len);
con.out.write(b, off, len);
}
@Override
public void close() throws IOException {
con.out.close();
}
@Override
public void flush() throws IOException {
con.out.flush();
}
};
}
public static InputStream wrapConnectionInputStream(Connection con, String name) {
return new InputStream() {
@Override
public int read() throws IOException {
int res = con.in.read();
log(name, res);
return res;
}
@Override
public int read(byte[] b) throws IOException {
int res = con.in.read(b);
log(name, b);
return res;
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
int res = con.in.read(b, off, len);
log(name, b,off,len);
return res;
}
@Override
public void close() throws IOException {
con.in.close();
}
@Override
public boolean markSupported() {
return con.in.markSupported();
}
@Override
public int available() throws IOException {
return con.in.available();
}
@Override
public long skip(long n) throws IOException {
return con.in.skip(n);
}
@Override
public synchronized void mark(int readlimit) {
con.in.mark(readlimit);
}
@Override
public synchronized void reset() throws IOException {
con.in.reset();
}
};
}
}