org.metafacture.plumbing.XmlTee Maven / Gradle / Ivy

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/*
 * Copyright 2013 Pascal Christoph (hbz)
 *
 * Licensed under the Apache License, Version 2.0 the "License";
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.metafacture.plumbing;

import org.metafacture.framework.FluxCommand;
import org.metafacture.framework.XmlPipe;
import org.metafacture.framework.XmlReceiver;
import org.metafacture.framework.annotations.Description;
import org.metafacture.framework.annotations.In;
import org.metafacture.framework.annotations.Out;
import org.metafacture.framework.helpers.DefaultTee;

import org.xml.sax.Attributes;
import org.xml.sax.InputSource;
import org.xml.sax.Locator;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;

import java.io.IOException;

/**
 * Sends one {@link XmlReceiver} to two {@link XmlReceiver}s.
 *
 * @author Pascal Christoph (dr0i)
 *
 */
@Description("Sends an object to more than one receiver.")
@In(XmlReceiver.class)
@Out(XmlReceiver.class)
@FluxCommand("xml-tee")
public final class XmlTee extends DefaultTee implements XmlPipe {

    /**
     * Creates an instance of {@link XmlTee}.
     */
    public XmlTee() {
    }

    @Override
    public void characters(final char[] ch, final int start, final int length) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.characters(ch, start, length);
        }
    }

    @Override
    public void comment(final char[] ch, final int start, final int length) throws SAXException {
        // unused
    }

    @Override
    public void endCDATA() throws SAXException {
        // unused
    }

    @Override
    public void endDocument() throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.endDocument();
        }
    }

    @Override
    public void endDTD() throws SAXException {
        // unused
    }

    @Override
    public void endElement(final String uri, final String localName, final String qName)
            throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.endElement(uri, localName, qName);
        }
    }

    @Override
    public void endEntity(final String name) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.endEntity(name);
        }
    }

    @Override
    public void endPrefixMapping(final String prefix) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.endPrefixMapping(prefix);
        }
    }

    @Override
    public void error(final SAXParseException exception) throws SAXException {
        // unused
    }

    @Override
    public void fatalError(final SAXParseException exception) throws SAXException {
        // unused
    }

    @Override
    public void ignorableWhitespace(final char[] ch, final int start, final int length)
            throws SAXException {
        // unused
    }

    @Override
    public void notationDecl(final String name, final String publicId, final String systemId)
            throws SAXException {
        // unused
    }

    @Override
    public void processingInstruction(final String target, final String data) throws SAXException {
        // unused
    }

    @Override
    public InputSource resolveEntity(final String publicId, final String systemId)
            throws SAXException, IOException {
        return null;
    }

    @Override
    public void setDocumentLocator(final Locator locator) {
        // unused
    }

    @Override
    public void skippedEntity(final String name) throws SAXException {
        // unused
    }

    @Override
    public void startCDATA() throws SAXException {
        // unused
    }

    @Override
    public void startDocument() throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.startDocument();
        }
    }

    @Override
    public void startDTD(final String name, final String publicId, final String systemId)
            throws SAXException {
        // unused
    }

    @Override
    public void startElement(final String uri, final String localName, final String qName,
            final Attributes atts) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.startElement(uri, localName, qName, atts);
        }
    }

    @Override
    public void startEntity(final String name) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.startEntity(name);
        }
    }

    @Override
    public void startPrefixMapping(final String prefix, final String uri) throws SAXException {
        for (final XmlReceiver receiver : getReceivers()) {
            receiver.startPrefixMapping(prefix, uri);
        }
    }

    @Override
    public void unparsedEntityDecl(final String name, final String publicId, final String systemId,
            final String notationName) throws SAXException {
        // unused
    }

    @Override
    public void warning(final SAXParseException exception) throws SAXException {
        // unused
    }

}