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Rosetta Code/Count examples: Difference between revisions
Adjusted length of lines to approx. 80 chars
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=={{header|Java}}==
{{works with|Java|1.5+}}
<lang java5>
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public class CountProgramExamples {
private static final String baseURL = "http://rosettacode.org/wiki/";
private static final String rootURL = "http://www.rosettacode.org/w/
+ "api.php?action=query&list=categorymembers"
+ "&cmtitle=Category:Programming_Tasks&cmlimit=500&format=xml";
private static final String taskBegin = "title=\"";
private static final String taskEnd = "\"";
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private static final String exmplEnd = "</span>";
private static final String editBegin = "<span class=\"editsection\">";
/**
* @param args
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ScreenScrape ss = new ScreenScrape();
String rootPage = ss.read(rootURL);
while (rootPage.contains(taskBegin)) {
rootPage = rootPage.substring(rootPage.indexOf(taskBegin)
+ taskBegin.length());
String title = rootPage.substring(0, rootPage.indexOf(taskEnd));
if (!title.contains("Category:")) {
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}
// Loop through each task and print count
for (String task : tasks) {
String title = task.replaceAll("'", "'");
String taskPage = ss.read(baseURL + title.replaceAll(" ", "_"));
int exSubTot;
if (taskPage.contains(exmplBegin)) {
int startPos = taskPage.lastIndexOf(exmplBegin)
+ exmplBegin.length();
String countStr = taskPage.substring(startPos,
exSubTot = Integer.parseInt(countStr.contains(".") ?▼
taskPage.indexOf(exmplEnd, startPos));
countStr.substring(0,countStr.indexOf(".")) : countStr);▼
exSubTot = Integer
}else{▼
: countStr);
▲ } else {
exSubTot = 0;
while (taskPage.contains(editBegin)) {
taskPage = taskPage.substring(taskPage
.indexOf(editBegin) + editBegin.length());
exSubTot++;
}
}
exTotal += exSubTot;
System.out.println(title + ": " + exSubTot + " examples.");
}
// Print total
System.out.println("\nTotal: " + exTotal + " examples.");
} catch (Exception e) {
System.out.println(title);
System.out.println(startPos + ":"
+ taskPage.indexOf(exmplEnd, startPos));
System.out.println(taskPage);
e.printStackTrace(System.out);
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}
}
</lang>
[[Count programming examples/Java/ScreenScrape|ScreenScrape class]]
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