?? paramutil.java.svn-base
字號:
package com.pure.util;
import javax.servlet.http.HttpServletRequest;
public class ParamUtil {
public ParamUtil() {
}
public static String getString(HttpServletRequest request, String paramName) {
String temp = request.getParameter(paramName);
if (temp != null && !temp.equals("")) {
return temp;
} else {
return null;
}
}
public static String getString(HttpServletRequest request,
String paramName, String defaultString) {
String temp = getString(request, paramName);
if (temp == null) {
temp = defaultString;
}
return temp;
}
public static int getInt(HttpServletRequest request, String paramName)
throws NumberFormatException {
return Integer.parseInt(getString(request, paramName));
}
public static int getInt(HttpServletRequest request, String paramName,
int defaultInt) {
try {
String temp = getString(request, paramName);
if (temp == null) {
return defaultInt;
} else {
return Integer.parseInt(temp);
}
} catch (NumberFormatException e) {
e.printStackTrace();
}
return 0;
}
public static long getLong(HttpServletRequest request, String paramName)
throws NumberFormatException {
return Long.parseLong(getString(request, paramName));
}
public static long getLong(HttpServletRequest request, String paramName,
int defaultInt) {
try {
String temp = getString(request, paramName);
if (temp == null) {
return defaultInt;
} else {
return Long.parseLong(temp);
}
} catch (NumberFormatException e) {
e.printStackTrace();
}
return 0;
}
}
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