/********************************************************************************
* CruiseControl, a Continuous Integration Toolkit
* Copyright (c) 2003, ThoughtWorks, Inc.
* 651 W Washington Ave. Suite 600
* Chicago, IL 60661 USA
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* + Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* + Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* + Neither the name of ThoughtWorks, Inc., CruiseControl, nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
********************************************************************************/
package net.sourceforge.cruisecontrol.taglib;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.File;
import java.io.Writer;
import javax.servlet.jsp.JspException;
import net.sourceforge.cruisecontrol.util.CCTagException;
public class CurrentBuildStatusTag extends CruiseControlTagSupport {
private boolean insertBreaks = true;
public int doEndTag() throws JspException {
File logDir = findLogDir();
String currentBuildFileName = getFileName();
if (currentBuildFileName != null) {
File currentBuildFile = getFile(logDir, currentBuildFileName);
if (currentBuildFile != null) {
writeStatus(currentBuildFile, getPageContext().getOut());
}
}
return EVAL_PAGE;
}
public void setInsertBreaks(boolean insertBreaks) {
this.insertBreaks = insertBreaks;
}
private void writeStatus(File currentBuildFile, Writer out) throws JspException {
BufferedReader br = null;
try {
br = new BufferedReader(new FileReader(currentBuildFile));
String line = br.readLine();
while (line != null) {
out.write(line);
out.write('\n');
if (this.insertBreaks) {
out.write("<br/>");
}
line = br.readLine();
}
} catch (IOException e) {
err(e);
throw new CCTagException(
"Error reading status file: " + currentBuildFile.getName() + " : " + e.getMessage(), e);
} finally {
try {
if (br != null) {
br.close();
}
} catch (IOException e) {
err(e);
}
br = null;
}
}
private File getFile(File logDir, String currentBuildFileName) {
File currentBuildFile = new File(logDir, currentBuildFileName);
if (currentBuildFile.isDirectory()) {
System.err.println(
"CruiseControl: currentBuildStatusFile "
+ currentBuildFile.getAbsolutePath()
+ " is a directory."
+ " Edit the web.xml to provide the path to the correct file.");
return null;
}
if (!currentBuildFile.exists()) {
System.err.println(
"CruiseControl: currentBuildStatusFile "
+ currentBuildFile.getAbsolutePath()
+ " does not exist."
+ " You may need to update the value in the web.xml"
+ " or the location specified in your CruiseControl config.xml.");
return null;
}
return currentBuildFile;
}
private String getFileName() {
String currentBuildFileName = getContextParam("currentBuildStatusFile");
if (currentBuildFileName == null || currentBuildFileName.equals("")) {
System.err.println("CruiseControl: currentBuildStatusFile not defined in the web.xml");
return null;
}
return currentBuildFileName;
}
}