Java XMLEvent.DTD属性代码示例

public int next() throws IOException, XNIException{
    // throw new XNIException("DTD Parsing is currently not supported");
    if(DEBUG_NEXT){
        System.out.println("Now in DTD Driver");
    }

    dispatch(true);

    if(DEBUG_NEXT){
        System.out.println("After calling dispatch(true) -- At this point whole DTD is read.");
    }

    //xxx: remove this hack and align this with reusing DTD components
    //currently this routine will only be executed from Stax
    if(fPropertyManager != null){
        dtdGrammarUtil =  new DTDGrammarUtil(((XMLDTDScannerImpl)fDTDScanner).getGrammar(),fSymbolTable, fNamespaceContext);
    }

    return XMLEvent.DTD ;
}
 

private void handleEvent(XMLStreamReader xmlr, int eventType) {
    switch (eventType) {
        case XMLEvent.START_ELEMENT:
            handleStartElement(xmlr);
            break;
        case XMLEvent.END_ELEMENT:
            handleEndElement(xmlr);
            break;
        case XMLEvent.CHARACTERS:
            handleCharacters(xmlr);
            break;
        case XMLEvent.COMMENT:
            handleComment(xmlr);
            break;
        case XMLEvent.ENTITY_REFERENCE:
            break;
        case XMLEvent.ATTRIBUTE:
            break;
        case XMLEvent.DTD:
            break;
        case XMLEvent.CDATA:
            break;
        default:
            break;
    }
}
 

final static String getEventTypeString(int eventType) {
    switch (eventType){
        case XMLEvent.START_ELEMENT:
            return "START_ELEMENT";
        case XMLEvent.END_ELEMENT:
            return "END_ELEMENT";
        case XMLEvent.PROCESSING_INSTRUCTION:
            return "PROCESSING_INSTRUCTION";
        case XMLEvent.CHARACTERS:
            return "CHARACTERS";
        case XMLEvent.COMMENT:
            return "COMMENT";
        case XMLEvent.START_DOCUMENT:
            return "START_DOCUMENT";
        case XMLEvent.END_DOCUMENT:
            return "END_DOCUMENT";
        case XMLEvent.ENTITY_REFERENCE:
            return "ENTITY_REFERENCE";
        case XMLEvent.ATTRIBUTE:
            return "ATTRIBUTE";
        case XMLEvent.DTD:
            return "DTD";
        case XMLEvent.CDATA:
            return "CDATA";
        case XMLEvent.SPACE:
            return "SPACE";
    }
    return "UNKNOWN_EVENT_TYPE, " + String.valueOf(eventType);
}
 

/** Return true if the current event has text, false otherwise
 * The following events have text:
 * CHARACTERS,DTD ,ENTITY_REFERENCE, COMMENT
 */
public boolean hasText() {
    if(DEBUG) pr("XMLReaderImpl#EVENT TYPE = " + fEventType ) ;
    if( fEventType == XMLEvent.CHARACTERS || fEventType == XMLEvent.COMMENT || fEventType == XMLEvent.CDATA) {
        return fScanner.getCharacterData().length > 0 ? true : false;
    } else if(fEventType == XMLEvent.ENTITY_REFERENCE) {
        String name = fScanner.getEntityName();
        if(name != null){
            if(fScanner.foundBuiltInRefs)
                return true;

            XMLEntityStorage entityStore = fEntityManager.getEntityStore();
            Entity en = entityStore.getEntity(name);
            if(en == null)
                return false;
            if(en.isExternal()){
                return ((Entity.ExternalEntity)en).entityLocation.getExpandedSystemId() != null ? true : false;
            } else{
                return ((Entity.InternalEntity)en).text != null ? true : false ;
            }
        }else
            return false;
    } else {
        if(fEventType == XMLEvent.DTD)
            return fScanner.fSeenDoctypeDecl;
    }
    return false;
}
 

public int next() throws IOException, XNIException{

            dispatch(true);

            //xxx: remove this hack and align this with reusing DTD components
            //currently this routine will only be executed from Stax
            if(fPropertyManager != null){
                dtdGrammarUtil =  new DTDGrammarUtil(((XMLDTDScannerImpl)fDTDScanner).getGrammar(),fSymbolTable, fNamespaceContext);
            }

            return XMLEvent.DTD ;
        }
 

final static String getEventTypeString(int eventType) {
    switch (eventType) {
        case XMLEvent.START_ELEMENT:
            return "START_ELEMENT";
        case XMLEvent.END_ELEMENT:
            return "END_ELEMENT";
        case XMLEvent.PROCESSING_INSTRUCTION:
            return "PROCESSING_INSTRUCTION";
        case XMLEvent.CHARACTERS:
            return "CHARACTERS";
        case XMLEvent.COMMENT:
            return "COMMENT";
        case XMLEvent.START_DOCUMENT:
            return "START_DOCUMENT";
        case XMLEvent.END_DOCUMENT:
            return "END_DOCUMENT";
        case XMLEvent.ENTITY_REFERENCE:
            return "ENTITY_REFERENCE";
        case XMLEvent.ATTRIBUTE:
            return "ATTRIBUTE";
        case XMLEvent.DTD:
            return "DTD";
        case XMLEvent.CDATA:
            return "CDATA";
        case XMLEvent.SPACE:
            return "SPACE";
    }
    return "UNKNOWN_EVENT_TYPE, " + String.valueOf(eventType);
}
 

/**
 * Return true if the current event has text, false otherwise The following
 * events have text: CHARACTERS,DTD ,ENTITY_REFERENCE, COMMENT
 */
public boolean hasText() {
    if (DEBUG) {
        pr("XMLReaderImpl#EVENT TYPE = " + fEventType);
    }
    if (fEventType == XMLEvent.CHARACTERS || fEventType == XMLEvent.COMMENT
            || fEventType == XMLEvent.CDATA) {
        return fScanner.getCharacterData().length > 0;
    } else if (fEventType == XMLEvent.ENTITY_REFERENCE) {
        String name = fScanner.getEntityName();
        if (name != null) {
            if (fScanner.foundBuiltInRefs) {
                return true;
            }

            XMLEntityStorage entityStore = fEntityManager.getEntityStore();
            Entity en = entityStore.getEntity(name);
            if (en == null) {
                return false;
            }
            if (en.isExternal()) {
                return ((Entity.ExternalEntity) en).entityLocation.getExpandedSystemId() != null;
            } else {
                return ((Entity.InternalEntity) en).text != null;
            }
        } else {
            return false;
        }
    } else if (fEventType == XMLEvent.DTD) {
        return fScanner.fSeenDoctypeDecl;
    }
    return false;
}
 

/** Returns the current value of the parse event as a string,
 * this returns the string value of a CHARACTERS event,
 * returns the value of a COMMENT, the replacement value
 * for an ENTITY_REFERENCE,
 * or the String value of the DTD
 * @return the current text or null
 * @throws java.lang.IllegalStateException if this state is not
 * a valid text state.
 */
public String getText() {
    if( fEventType == XMLEvent.CHARACTERS || fEventType == XMLEvent.COMMENT
            || fEventType == XMLEvent.CDATA || fEventType == XMLEvent.SPACE){
        //this requires creation of new string
        //fEventType == XMLEvent.ENTITY_REFERENCE
        return fScanner.getCharacterData().toString() ;
    } else if(fEventType == XMLEvent.ENTITY_REFERENCE){
        String name = fScanner.getEntityName();
        if(name != null){
            if(fScanner.foundBuiltInRefs)
                return fScanner.getCharacterData().toString();

            XMLEntityStorage entityStore = fEntityManager.getEntityStore();
            Entity en = entityStore.getEntity(name);
            if(en == null)
                return null;
            if(en.isExternal())
                return ((Entity.ExternalEntity)en).entityLocation.getExpandedSystemId();
            else
                return ((Entity.InternalEntity)en).text;
        }else
            return null;
    }
    else if(fEventType == XMLEvent.DTD){
            if(fDTDDecl != null){
                return fDTDDecl;
            }
            XMLStringBuffer tmpBuffer = fScanner.getDTDDecl();
            fDTDDecl = tmpBuffer.toString();
            return fDTDDecl;
    } else{
            throw new IllegalStateException("Current state " + getEventTypeString(fEventType)
                 + " is not among the states" + getEventTypeString(XMLEvent.CHARACTERS) + ", "
                 + getEventTypeString(XMLEvent.COMMENT) + ", "
                 + getEventTypeString(XMLEvent.CDATA) + ", "
                 + getEventTypeString(XMLEvent.SPACE) + ", "
                 + getEventTypeString(XMLEvent.ENTITY_REFERENCE) + ", "
                 + getEventTypeString(XMLEvent.DTD) + " valid for getText() " ) ;
    }
}
 

/**
 * Returns the current value of the parse event as a string, this returns
 * the string value of a CHARACTERS event, returns the value of a COMMENT,
 * the replacement value for an ENTITY_REFERENCE, or the String value of the
 * DTD
 *
 * @return the current text or null
 * @throws java.lang.IllegalStateException if this state is not a valid text
 * state.
 */
public String getText() {
    if (fEventType == XMLEvent.CHARACTERS || fEventType == XMLEvent.COMMENT
            || fEventType == XMLEvent.CDATA || fEventType == XMLEvent.SPACE) {
        //this requires creation of new string
        //fEventType == XMLEvent.ENTITY_REFERENCE
        return fScanner.getCharacterData().toString();
    } else if (fEventType == XMLEvent.ENTITY_REFERENCE) {
        String name = fScanner.getEntityName();
        if (name != null) {
            if (fScanner.foundBuiltInRefs) {
                return fScanner.getCharacterData().toString();
            }

            XMLEntityStorage entityStore = fEntityManager.getEntityStore();
            Entity en = entityStore.getEntity(name);
            if (en == null) {
                return null;
            }
            if (en.isExternal()) {
                return ((Entity.ExternalEntity) en).entityLocation.getExpandedSystemId();
            } else {
                return ((Entity.InternalEntity) en).text;
            }
        } else {
            return null;
        }
    } else if (fEventType == XMLEvent.DTD) {
        if (fDTDDecl != null) {
            return fDTDDecl;
        }
        XMLStringBuffer tmpBuffer = fScanner.getDTDDecl();
        fDTDDecl = tmpBuffer.toString();
        return fDTDDecl;
    } else {
        throw new IllegalStateException("Current state " + getEventTypeString(fEventType)
                + " is not among the states" + getEventTypeString(XMLEvent.CHARACTERS) + ", "
                + getEventTypeString(XMLEvent.COMMENT) + ", "
                + getEventTypeString(XMLEvent.CDATA) + ", "
                + getEventTypeString(XMLEvent.SPACE) + ", "
                + getEventTypeString(XMLEvent.ENTITY_REFERENCE) + ", "
                + getEventTypeString(XMLEvent.DTD) + " valid for getText() ");
    }
}