org.smpp.util.DataCodingCharsetHandler Maven / Gradle / Ivy
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package org.smpp.util;
import org.smpp.Data;
import java.util.HashMap;
import java.util.Map;
/**
* Handles charset handling based on data_coding parameter, see
* SMPP 3.4 specification, paragraph 5.2.19
*/
public class DataCodingCharsetHandler {
private static final Map DATA_CODING_CHARSET;
static {
DATA_CODING_CHARSET = new HashMap();
DATA_CODING_CHARSET.put((byte) 0, Data.ENC_GSM7BIT);
DATA_CODING_CHARSET.put((byte) 8, Data.ENC_UTF16);
}
/**
* Return the correct charset given the data_coding parameter.
* If none is found it defaults to X-Gsm7Bit.
*
* @param dataCoding
* @return encoding name
*/
public static String getCharsetName(byte dataCoding) {
return getCharsetName(dataCoding, Data.ENC_GSM7BIT);
}
/**
* Return the correct charset given the data_coding parameter.
*
* @param dataCoding
* @param defaultEncoding
* @return encoding name
*/
public static String getCharsetName(byte dataCoding, String defaultEncoding) {
String encoding = DATA_CODING_CHARSET.get(dataCoding);
return encoding != null ? encoding : defaultEncoding;
}
}