001package org.hl7.fhir.r5.context;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009    
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030 */
031
032
033
034import java.io.FileNotFoundException;
035import java.io.FileOutputStream;
036import java.io.PrintStream;
037import java.io.UnsupportedEncodingException;
038import java.util.List;
039
040import org.hl7.fhir.utilities.ToolingClientLogger;
041import org.hl7.fhir.utilities.Utilities;
042
043public class HTMLClientLogger extends BaseLogger implements ToolingClientLogger {
044
045  private static final boolean DEBUG = false;
046  
047  private boolean req = false;
048  private PrintStream file;
049
050  public HTMLClientLogger(String log) {
051    if (log != null) {
052      try {
053        file = new PrintStream(new FileOutputStream(log));
054      } catch (FileNotFoundException e) {
055      }
056    }
057  }
058
059  @Override
060  public void logRequest(String method, String url, List<String> headers, byte[] body) {
061    if (DEBUG) {
062      System.out.println(" txlog req: " +method+" "+url+" "+present(body));
063    }
064    if (file == null)
065      return;
066    String id = nextId();
067    file.println("<hr/><a name=\"l"+id+"\"> </a>");
068    file.println("<p>#"+id+"</p>");
069    file.println("<pre>");
070    file.println(method+" "+url+" HTTP/1.0");
071    if (headers != null) {
072      for (String s : headers) {  
073        file.println(Utilities.escapeXml(s));
074      }
075    }
076    if (body != null) {
077      file.println("");
078      try {
079        file.println(Utilities.escapeXml(new String(body, "UTF-8")));
080      } catch (UnsupportedEncodingException e) {
081      }
082    }
083    file.println("</pre>");
084    req = true;
085  }
086
087  @Override
088  public void logResponse(String outcome, List<String> headers, byte[] body) {
089    if (DEBUG) {
090      System.out.println(" txlog resp: " +outcome+" "+present(body));
091    }
092
093    if (file == null)
094      return;
095    if (!req) {
096      System.out.println("Record Response without request");
097    }
098    req = false;
099    file.println("<pre>");
100    file.println(outcome);
101    for (String s : headers)  
102      file.println(Utilities.escapeXml(s));
103    if (body != null) {
104      file.println("");
105      try {
106        file.println(Utilities.escapeXml(new String(body, "UTF-8")));
107      } catch (UnsupportedEncodingException e) {
108      }
109    }
110    file.println("</pre>");
111  }
112
113  private String present(byte[] body) {
114    if (body == null) {
115      return "";
116    }
117    String cnt = new String(body);
118    cnt = cnt.replace("\n", " ").replace("\r", "");
119    if (cnt.length() > 800) {
120      return cnt.substring(0, 798)+"...";
121    } else {
122      return cnt;
123    }
124  }
125
126
127}