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fixed Parameter does not display {},[],: correctly #514

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fixed Parameter does not display {},[],: correctly #514

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17 changes: 15 additions & 2 deletions src/main/java/com/beust/jcommander/converters/CommaParameterSplitter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -5,8 +5,21 @@

public class CommaParameterSplitter implements IParameterSplitter {

public List<String> split(String value) {
return Arrays.asList(value.split(","));
@Override
public List<String> split(final String value) {
return getJsonType(value.trim()) ? Arrays.asList(value) : Arrays.asList(value.split(","));
}


/**
* Check if the parameter is in Json format.
*
* @param arg the split parameter
* @return {@code true} if {@code String} is in Json format
*/
public static boolean getJsonType(final String arg) {
final char[] chars = arg.toCharArray();
return chars[0] == '{' && chars[chars.length-1] == '}' || chars[0] == '[' && chars[chars.length-1] == ']'
? true : false;
}
}