org.apache.maven.toolchain.v4.MavenToolchainsStaxWriter Maven / Gradle / Ivy
// =================== DO NOT EDIT THIS FILE ====================
// Generated by Modello Velocity from writer-stax.vm
// template, any modifications will be overwritten.
// ==============================================================
package org.apache.maven.toolchain.v4;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.text.DateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Properties;
import java.util.Set;
import java.util.function.Function;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import org.apache.maven.api.annotations.Generated;
import org.apache.maven.api.toolchain.InputLocation;
import org.apache.maven.api.toolchain.InputLocationTracker;
import org.apache.maven.api.xml.XmlNode;
import org.apache.maven.internal.xml.XmlNodeBuilder;
import org.apache.maven.api.toolchain.TrackableBase;
import org.apache.maven.api.toolchain.PersistedToolchains;
import org.apache.maven.api.toolchain.ToolchainModel;
import org.apache.maven.api.toolchain.InputSource;
import org.codehaus.stax2.util.StreamWriterDelegate;
import static javax.xml.XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI;
@Generated
public class MavenToolchainsStaxWriter {
//--------------------------/
//- Class/Member Variables -/
//--------------------------/
/**
* Default namespace.
*/
private static final String NAMESPACE = "http://maven.apache.org/TOOLCHAINS/1.2.0";
/**
* Default schemaLocation.
*/
private static final String SCHEMA_LOCATION = "http://maven.apache.org/xsd/toolchains-1.2.0.xsd";
/**
* Field namespace.
*/
private String namespace = NAMESPACE;
/**
* Field schemaLocation.
*/
private String schemaLocation = SCHEMA_LOCATION;
/**
* Field fileComment.
*/
private String fileComment = null;
private boolean addLocationInformation = true;
/**
* Field stringFormatter.
*/
protected Function stringFormatter;
//-----------/
//- Methods -/
//-----------/
/**
* Method setNamespace.
*
* @param namespace the namespace to use.
*/
public void setNamespace(String namespace) {
this.namespace = Objects.requireNonNull(namespace);
} //-- void setNamespace(String)
/**
* Method setSchemaLocation.
*
* @param schemaLocation the schema location to use.
*/
public void setSchemaLocation(String schemaLocation) {
this.schemaLocation = Objects.requireNonNull(schemaLocation);
} //-- void setSchemaLocation(String)
/**
* Method setFileComment.
*
* @param fileComment a fileComment object.
*/
public void setFileComment(String fileComment) {
this.fileComment = fileComment;
} //-- void setFileComment(String)
/**
* Method setAddLocationInformation.
*/
public void setAddLocationInformation(boolean addLocationInformation) {
this.addLocationInformation = addLocationInformation;
} //-- void setAddLocationInformation(String)
/**
* Method setStringFormatter.
*
* @param stringFormatter
*/
public void setStringFormatter(Function stringFormatter) {
this.stringFormatter = stringFormatter;
} //-- void setStringFormatter(Function)
/**
* Method write.
*
* @param writer a writer object
* @param persistedToolchains a PersistedToolchains object
* @throws IOException IOException if any
*/
public void write(Writer writer, PersistedToolchains persistedToolchains) throws IOException, XMLStreamException {
XMLOutputFactory factory = new com.ctc.wstx.stax.WstxOutputFactory();
factory.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, false);
factory.setProperty(com.ctc.wstx.api.WstxOutputProperties.P_USE_DOUBLE_QUOTES_IN_XML_DECL, true);
factory.setProperty(com.ctc.wstx.api.WstxOutputProperties.P_ADD_SPACE_AFTER_EMPTY_ELEM, true);
XMLStreamWriter serializer = new IndentingXMLStreamWriter(factory.createXMLStreamWriter(writer));
serializer.writeStartDocument(persistedToolchains.getModelEncoding(), null);
writePersistedToolchains("toolchains", persistedToolchains, serializer);
serializer.writeEndDocument();
} //-- void write(Writer, PersistedToolchains)
/**
* Method write.
*
* @param stream a stream object
* @param persistedToolchains a PersistedToolchains object
* @throws IOException IOException if any
*/
public void write(OutputStream stream, PersistedToolchains persistedToolchains) throws IOException, XMLStreamException {
XMLOutputFactory factory = new com.ctc.wstx.stax.WstxOutputFactory();
factory.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, false);
factory.setProperty(com.ctc.wstx.api.WstxOutputProperties.P_USE_DOUBLE_QUOTES_IN_XML_DECL, true);
factory.setProperty(com.ctc.wstx.api.WstxOutputProperties.P_ADD_SPACE_AFTER_EMPTY_ELEM, true);
XMLStreamWriter serializer = new IndentingXMLStreamWriter(factory.createXMLStreamWriter(stream, persistedToolchains.getModelEncoding()));
serializer.writeStartDocument(persistedToolchains.getModelEncoding(), null);
writePersistedToolchains("toolchains", persistedToolchains, serializer);
serializer.writeEndDocument();
} //-- void write(OutputStream, PersistedToolchains)
private void writeTrackableBase(String tagName, TrackableBase trackableBase, XMLStreamWriter serializer)
throws IOException, XMLStreamException {
if (trackableBase != null) {
serializer.writeStartElement(namespace, tagName);
serializer.writeEndElement();
}
}
private void writePersistedToolchains(String tagName, PersistedToolchains persistedToolchains, XMLStreamWriter serializer)
throws IOException, XMLStreamException {
if (persistedToolchains != null) {
if (this.fileComment != null) {
serializer.writeCharacters("\n");
serializer.writeComment(this.fileComment);
serializer.writeCharacters("\n");
}
serializer.writeStartElement("", tagName, namespace);
serializer.writeNamespace("", namespace);
serializer.writeNamespace("xsi", W3C_XML_SCHEMA_INSTANCE_NS_URI);
serializer.writeAttribute(W3C_XML_SCHEMA_INSTANCE_NS_URI, "schemaLocation", namespace + " " + schemaLocation);
writeList("toolchains", true, persistedToolchains.getToolchains(), serializer, persistedToolchains,
t -> writeToolchainModel("toolchain", t, serializer));
serializer.writeEndElement();
}
}
private void writeToolchainModel(String tagName, ToolchainModel toolchainModel, XMLStreamWriter serializer)
throws IOException, XMLStreamException {
if (toolchainModel != null) {
serializer.writeStartElement(namespace, tagName);
writeTag("type", null, toolchainModel.getType(), serializer, toolchainModel);
writeProperties("provides", toolchainModel.getProvides(), serializer, toolchainModel);
writeDom(toolchainModel.getConfiguration(), serializer);
serializer.writeEndElement();
}
}
@FunctionalInterface
private interface ElementWriter {
public void write(T t) throws IOException, XMLStreamException;
}
private void writeList(String tagName, List list, XMLStreamWriter serializer, InputLocationTracker locationTracker, ElementWriter writer) throws IOException, XMLStreamException {
writeList(tagName, false, list, serializer, locationTracker, writer);
}
private void writeList(String tagName, boolean flat, List list, XMLStreamWriter serializer, InputLocationTracker locationTracker, ElementWriter writer) throws IOException, XMLStreamException {
if (list != null && !list.isEmpty()) {
if (!flat) {
serializer.writeStartElement(namespace, tagName);
}
int index = 0;
InputLocation location = locationTracker != null ? locationTracker.getLocation(tagName) : null;
for (T t : list) {
writer.write(t);
writeLocationTracking(location, Integer.valueOf(index++), serializer);
}
if (!flat) {
serializer.writeEndElement();
}
}
}
private void writeProperties(String tagName, Map props, XMLStreamWriter serializer, InputLocationTracker locationTracker) throws IOException, XMLStreamException {
if (props != null && !props.isEmpty()) {
serializer.writeStartElement(namespace, tagName);
InputLocation location = locationTracker != null ? locationTracker.getLocation(tagName) : null;
for (Map.Entry entry : props.entrySet()) {
String key = entry.getKey();
writeTag(key, null, entry.getValue(), serializer, null);
writeLocationTracking(location, key, serializer);
}
serializer.writeEndElement();
}
}
private void writeDom(XmlNode dom, XMLStreamWriter serializer) throws IOException, XMLStreamException {
if (dom != null) {
serializer.writeStartElement(namespace, dom.getName());
for (Map.Entry attr : dom.getAttributes().entrySet()) {
if (attr.getKey().startsWith("xml:")) {
serializer.writeAttribute("http://www.w3.org/XML/1998/namespace",
attr.getKey().substring(4), attr.getValue());
} else {
serializer.writeAttribute(attr.getKey(), attr.getValue());
}
}
for (XmlNode child : dom.getChildren()) {
writeDom(child, serializer);
}
String value = dom.getValue();
if (value != null) {
serializer.writeCharacters(value);
}
serializer.writeEndElement();
if (addLocationInformation && dom.getInputLocation() instanceof InputLocation && dom.getChildren().isEmpty()) {
serializer.writeComment(toString((InputLocation) dom.getInputLocation()));
}
}
}
private void writeTag(String tagName, String defaultValue, String value, XMLStreamWriter serializer, InputLocationTracker locationTracker) throws IOException, XMLStreamException {
if (value != null && !Objects.equals(defaultValue, value)) {
serializer.writeStartElement(namespace, tagName);
serializer.writeCharacters(value);
serializer.writeEndElement();
writeLocationTracking(locationTracker, tagName, serializer);
}
}
private void writeAttr(String attrName, String value, XMLStreamWriter serializer) throws IOException, XMLStreamException {
if (value != null) {
serializer.writeAttribute(attrName, value);
}
}
/**
* Method writeLocationTracking.
*
* @param locationTracker
* @param serializer
* @param key
* @throws IOException
*/
protected void writeLocationTracking(InputLocationTracker locationTracker, Object key, XMLStreamWriter serializer) throws IOException, XMLStreamException {
if (addLocationInformation) {
InputLocation location = (locationTracker == null) ? null : locationTracker.getLocation(key);
if (location != null) {
serializer.writeComment(toString(location));
}
}
} //-- void writeLocationTracking(InputLocationTracker, Object, XMLStreamWriter)
/**
* Method toString.
*
* @param location
* @return String
*/
protected String toString(InputLocation location) {
if (stringFormatter != null) {
return stringFormatter.apply(location);
}
if (location.getSource() != null) {
return ' ' + location.getSource().toString() + ':' + location.getLineNumber() + ' ';
} else {
return " " + location.getLineNumber() + " ";
}
} //-- String toString(InputLocation)
static class IndentingXMLStreamWriter extends StreamWriterDelegate {
int depth = 0;
boolean hasChildren = false;
public IndentingXMLStreamWriter(XMLStreamWriter parent) {
super(parent);
}
@Override
public void writeEmptyElement(String localName) throws XMLStreamException {
indent();
super.writeEmptyElement(localName);
hasChildren = true;
}
@Override
public void writeEmptyElement(String namespaceURI, String localName) throws XMLStreamException {
indent();
super.writeEmptyElement(namespaceURI, localName);
hasChildren = true;
}
@Override
public void writeEmptyElement(String prefix, String localName, String namespaceURI) throws XMLStreamException {
indent();
super.writeEmptyElement(prefix, localName, namespaceURI);
hasChildren = true;
}
@Override
public void writeStartElement(String localName) throws XMLStreamException {
indent();
super.writeStartElement(localName);
depth++;
hasChildren = false;
}
@Override
public void writeStartElement(String namespaceURI, String localName) throws XMLStreamException {
indent();
super.writeStartElement(namespaceURI, localName);
depth++;
hasChildren = false;
}
@Override
public void writeStartElement(String prefix, String localName, String namespaceURI) throws XMLStreamException {
indent();
super.writeStartElement(prefix, localName, namespaceURI);
depth++;
hasChildren = false;
}
@Override
public void writeEndElement() throws XMLStreamException {
depth--;
if (hasChildren) {
indent();
}
super.writeEndElement();
hasChildren = true;
}
private void indent() throws XMLStreamException {
super.writeCharacters("\n");
for (int i = 0; i < depth; i++) {
super.writeCharacters(" ");
}
}
}
}
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