How to use

getLocalPrefixMapping

method

in

org.apache.jena.sparql.util.PrefixMapping2

  @Override
  public String toString() {
    return "LocalMapping: " + super.getLocalPrefixMapping().toString();
  }
}

/** Clear the local prefix map, but leave the immutable global one alone */
@Override
public PrefixMapping clearNsPrefixMap() {
  getLocalPrefixMapping().clearNsPrefixMap() ;
  return this ;
}

@Override
public PrefixMapping removeNsPrefix(final String prefix) {
  super.getLocalPrefixMapping().removeNsPrefix(prefix);
  return this;
}

@Override
public String getNsPrefixURI(final String prefix) {
  String s = super.getLocalPrefixMapping().getNsPrefixURI(prefix);
  if (s != null) {
    return s;
  }
  PrefixMapping pmapGlobal = super.getGlobalPrefixMapping();
  s = pmapGlobal.getNsPrefixURI(prefix);
  if (s != null) {
    super.getLocalPrefixMapping().setNsPrefix(prefix, s);
    return s;
  }
  return null;
}

@Override
public String getNsURIPrefix(final String uri) {
  String s = super.getLocalPrefixMapping().getNsURIPrefix(uri);
  if (s != null) {
    return s;
  }
  PrefixMapping pmapGlobal = super.getGlobalPrefixMapping();
  if (pmapGlobal == null) {
    return null;
  }
  if (pmapGlobal != null) {
    s = pmapGlobal.getNsURIPrefix(uri);
  }
  super.getLocalPrefixMapping().setNsPrefix(s, uri);
  return null;
}

@Override
public String expandPrefix(final String prefixed) {
  String s = super.getLocalPrefixMapping().expandPrefix(prefixed);
  PrefixMapping pmapGlobal = super.getGlobalPrefixMapping();
  if (pmapGlobal == null) {
    return s;
  }
  if (s == null || s.equals(prefixed)) {
    if (pmapGlobal != null) {
      s = pmapGlobal.expandPrefix(prefixed);
    }
    if (s != null) {
      int colon = prefixed.indexOf(':');
      String prefix = prefixed.substring(0, colon);
      String uri = pmapGlobal.getNsPrefixURI(prefix);
      super.getLocalPrefixMapping().setNsPrefix(prefix, uri);
    }
  }
  return s;
}

/** @see org.apache.jena.shared.PrefixMapping#shortForm(java.lang.String) */
@Override
public String shortForm(final String uri) {
  PrefixMapping pmapLocal = super.getLocalPrefixMapping();
  PrefixMapping pmapGlobal = super.getGlobalPrefixMapping();
  String s = pmapLocal.shortForm(uri);
  if (pmapGlobal == null) {
    return s;
  }
  if (s == null || s.equals(uri)) {
    s = pmapGlobal.shortForm(uri);
    if (s != null && !s.equals(uri)) {
      boolean b = false;
      try {
        b = (boolean) checkValidPrefixMethod.invoke(null, s);
      } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
      if (b) {
        String prefix = s.substring(0, s.indexOf(":"));
        pmapLocal.setNsPrefix(prefix, pmapGlobal.getNsPrefixURI(prefix));
      }
    }
  }
  return s;
}

/** @see org.apache.jena.shared.PrefixMapping#qnameFor(java.lang.String) */
@Override
public String qnameFor(final String uri) {
  PrefixMapping pmapLocal = super.getLocalPrefixMapping();
  PrefixMapping pmapGlobal = super.getGlobalPrefixMapping();
  String s = pmapLocal.qnameFor(uri);
  if (s != null) {
    return s;
  }
  if (pmapGlobal != null) {
    s = pmapGlobal.qnameFor(uri);
    if (s != null) {
      boolean b = false;
      try {
        b = (boolean) checkValidPrefixMethod.invoke(null, s);
      } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
      if (b) {
        String prefix = s.substring(0, s.indexOf(":"));
        pmapLocal.setNsPrefix(prefix, pmapGlobal.getNsPrefixURI(prefix));
      }
    }
  }
  return s;
}