Show Params.java syntax highlighted
// Params.java - Read stylesheet parameters in Xalan
package com.nwalsh.xalan;
import org.apache.xpath.objects.XObject;
import org.apache.xpath.XPathContext;
import org.apache.xalan.extensions.ExpressionContext;
import org.apache.xml.utils.QName;
import javax.xml.transform.TransformerException;
public class Params {
public static String getString(ExpressionContext context,
String varName) {
try {
XObject var = context.getVariableOrParam(new QName(varName));
if (var != null) {
return var.toString();
} else {
System.out.println("$" + varName + " is not a defined parameter.");
return "";
}
} catch (TransformerException te) {
// Nevermind the warning
// System.out.println("Transformer exception getting value of $" + varName);
return "";
}
}
public static int getInt(ExpressionContext context,
String varName) {
String stringValue = getString(context, varName);
if (stringValue != null) {
try {
int value = Integer.parseInt(stringValue);
return value;
} catch (NumberFormatException e) {
System.out.println("$" + varName + " is not an integer.");
}
}
return 0;
}
public static boolean getBoolean(ExpressionContext context,
String varName) {
String stringValue = getString(context, varName);
if (stringValue != null) {
if (stringValue.equals("0") || stringValue.equals("")) {
return false;
} else {
return true;
}
} else {
return false;
}
}
}
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