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Code Issues Actions 4 Packages Projects Releases Wiki Activity

Bug 42582 - JSON pretty printing in Tree View Listener 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/jmeter/branches/rel-2-2@545917 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sebastian Bazley 2007-06-10 18:07:10 +00:00
parent d32d1f709c
commit e09e4965b0
3 changed files with 109 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

107
src/components/org/apache/jmeter/visualizers/ViewResultsFullVisualizer.java
View File

@ -28,9 +28,12 @@ import java.awt.event.ActionListener;
import java.io.IOException;
import java.io.StringReader;
import java.io.UnsupportedEncodingException;
import java.lang.Character;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.swing.BorderFactory;
import javax.swing.ButtonGroup;
@ -116,6 +119,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
private static final String HTML_BUTTON_LABEL = "Render HTML";
private static final String JSON_BUTTON_LABEL = "Render JSON";
private static final String XML_BUTTON_LABEL = "Render XML";
private static final String TEXT_BUTTON_LABEL = "Show Text";
@ -124,6 +129,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
private static final String HTML_COMMAND = "html"; // $NON-NLS-1$
private static final String JSON_COMMAND = "json"; // $NON-NLS-1$
private static final String XML_COMMAND = "xml"; // $NON-NLS-1$
private static final String TEXT_COMMAND = "text"; // $NON-NLS-1$
@ -136,6 +143,19 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
private boolean textMode = true;
private static final String ESC_CHAR_REGEX = "\\\\[\"\\\\/bfnrt]|\\\\u[0-9A-Fa-f]{4}"; // $NON-NLS-1$
private static final String NORMAL_CHARACTER_REGEX = "[^\"\\\\]"; // $NON-NLS-1$
private static final String STRING_REGEX = "\"(" + ESC_CHAR_REGEX + "|" + NORMAL_CHARACTER_REGEX + ")*\""; // $NON-NLS-1$
// This 'other value' regex is deliberately weak, even accepting an empty string, to be useful when reporting malformed data.
private static final String OTHER_VALUE_REGEX = "[^\\{\\[\\]\\}\\,]*"; // $NON-NLS-1$
private static final String VALUE_OR_PAIR_REGEX = "((" + STRING_REGEX + "\\s*:)?\\s*(" + STRING_REGEX + "|" + OTHER_VALUE_REGEX + ")\\s*,?\\s*)"; // $NON-NLS-1$
private static final Pattern VALUE_OR_PAIR_PATTERN = Pattern.compile(VALUE_OR_PAIR_REGEX);
// set default command to Text
private String command = TEXT_COMMAND;
@ -166,6 +186,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
private JRadioButton htmlButton;
private JRadioButton jsonButton;
private JRadioButton xmlButton;
private JCheckBox downloadAll;
@ -393,6 +415,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
showTextResponse(response);
} else if (command.equals(HTML_COMMAND)) {
showRenderedResponse(response, res);
} else if (command.equals(JSON_COMMAND)) {
showRenderJSONResponse(response);
} else if (command.equals(XML_COMMAND)) {
showRenderXMLResponse(response);
}
@ -436,6 +460,7 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
resultsScrollPane.setViewportView(imageLabel);
textButton.setEnabled(false);
htmlButton.setEnabled(false);
jsonButton.setEnabled(false);
xmlButton.setEnabled(false);
}
@ -447,6 +472,74 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
textButton.setEnabled(true);
htmlButton.setEnabled(true);
jsonButton.setEnabled(true);
xmlButton.setEnabled(true);
}
// It might be useful also to make this available in the 'Request' tab, for
// when posting JSON.
private static String prettyJSON(String json) {
StringBuffer pretty = new StringBuffer(json.length() * 2); // Educated guess
final String tab = ": "; // $NON-NLS-1$
StringBuffer index = new StringBuffer();
String nl = ""; // $NON-NLS-1$
Matcher valueOrPair = VALUE_OR_PAIR_PATTERN.matcher(json);
boolean misparse = false;
for (int i = 0; i < json.length(); ) {
final char currentChar = json.charAt(i);
if ((currentChar == '{') || (currentChar == '[')) {
pretty.append(nl).append(index).append(currentChar);
i++;
index.append(tab);
misparse = false;
}
else if ((currentChar == '}') || (currentChar == ']')) {
if (index.length() > 0) {
index.delete(0, tab.length());
}
pretty.append(nl).append(index).append(currentChar);
i++;
int j = i;
while ((j < json.length()) && Character.isWhitespace(json.charAt(j))) {
j++;
}
if ((j < json.length()) && (json.charAt(j) == ',')) {
pretty.append(","); // $NON-NLS-1$
i=j+1;
}
misparse = false;
}
else if (valueOrPair.find(i) && valueOrPair.group().length() > 0) {
pretty.append(nl).append(index).append(valueOrPair.group());
i=valueOrPair.end();
misparse = false;
}
else {
if (!misparse) {
pretty.append(nl).append("- Parse failed from:");
}
pretty.append(currentChar);
i++;
misparse = true;
}
nl = "\n"; // $NON-NLS-1$
}
return pretty.toString();
}
private void showRenderJSONResponse(String response) {
results.setContentType("text/plain"); // $NON-NLS-1$
results.setText(response == null ? "" : prettyJSON(response));
results.setCaretPosition(0);
resultsScrollPane.setViewportView(results);
textButton.setEnabled(true);
htmlButton.setEnabled(true);
jsonButton.setEnabled(true);
xmlButton.setEnabled(true);
}
@ -509,6 +602,7 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
resultsScrollPane.setViewportView(view);
textButton.setEnabled(true);
htmlButton.setEnabled(true);
jsonButton.setEnabled(true);
xmlButton.setEnabled(true);
}
@ -552,7 +646,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
command = e.getActionCommand();
if (command != null
&& (command.equals(TEXT_COMMAND) || command.equals(HTML_COMMAND) || command.equals(XML_COMMAND))) {
&& (command.equals(TEXT_COMMAND) || command.equals(HTML_COMMAND)
|| command.equals(JSON_COMMAND) || command.equals(XML_COMMAND))) {
textMode = command.equals(TEXT_COMMAND);
@ -570,6 +665,8 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
showTextResponse(response);
} else if (command.equals(HTML_COMMAND)) {
showRenderedResponse(response, res);
} else if (command.equals(JSON_COMMAND)) {
showRenderJSONResponse(response);
} else if (command.equals(XML_COMMAND)) {
showRenderXMLResponse(response);
}
@ -627,6 +724,7 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
textButton.setEnabled(true);
htmlButton.setEnabled(true);
jsonButton.setEnabled(true);
xmlButton.setEnabled(true);
}
@ -645,6 +743,12 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
htmlButton.setSelected(!textMode);
group.add(htmlButton);
jsonButton = new JRadioButton(JSON_BUTTON_LABEL);
jsonButton.setActionCommand(JSON_COMMAND);
jsonButton.addActionListener(this);
jsonButton.setSelected(!textMode);
group.add(jsonButton);
xmlButton = new JRadioButton(XML_BUTTON_LABEL);
xmlButton.setActionCommand(XML_COMMAND);
xmlButton.addActionListener(this);
@ -657,6 +761,7 @@ public class ViewResultsFullVisualizer extends AbstractVisualizer
pane.add(textButton);
pane.add(htmlButton);
pane.add(xmlButton);
pane.add(jsonButton);
pane.add(downloadAll);
return pane;
}

1
xdocs/changes.xml
View File

@ -166,6 +166,7 @@ Removed deprecated method JMeterUtils.split() - use JOrphanUtils version instead
<li>Bug 41913 - TransactionController now creates samples as sub-samples of the transaction</li>
<li>Bug 42506 - JMeter threads all use the same SSL session</li>
<li>BeanShell elements now support ThreadListener and TestListener interfaces</li>
<li>Bug 42582 - JSON pretty printing in Tree View Listener</li>
</ul>
<h4>Non-functional improvements:</h4>

4
xdocs/usermanual/component_reference.xml
View File

@ -1663,8 +1663,7 @@ this response, and some response codes.
Note that the Request panel only shows the headers added by JMeter.
It does not show any headers (such as Host) that may be added by the HTTP protocol implementation.
<p>
There are three ways to view the response, selectable by a radio
button.</p>
There are several ways to view the response, selectable by a radio button.</p>
<p>The default view shows all of the text contained in the
response.</p>
<p>The HTML view attempts to render the response as
@ -1678,6 +1677,7 @@ If the checkbox is not selected, the renderer will not download images etc.
<p>The Render XML view will show response in tree style.
Any DTD nodes or Prolog nodes will not show up in tree; however, response may contain those nodes.
</p>
<p>The Render JSON view will show the response in tree style (also handles JSON embedded in JavaScript).</p>
</description>
<p>
The Control Panel (above) shows an example of an HTML display.