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Merge pull request #510 from Imvertor/Development
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134 changes: 134 additions & 0 deletions
134
src/main/java/nl/imvertor/XmiCompiler/XMIImageExporter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| package nl.imvertor.XmiCompiler; | ||
|
|
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| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
| import java.util.ArrayList; | ||
| import java.util.Base64; | ||
| import java.util.Base64.Decoder; | ||
| import java.util.List; | ||
|
|
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| import javax.sound.sampled.AudioFormat.Encoding; | ||
| import javax.xml.stream.XMLInputFactory; | ||
| import javax.xml.stream.XMLOutputFactory; | ||
| import javax.xml.stream.XMLStreamConstants; | ||
| import javax.xml.stream.XMLStreamReader; | ||
| import javax.xml.stream.XMLStreamWriter; | ||
|
|
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| import org.apache.commons.lang.CharEncoding; | ||
|
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| public class XMIImageExporter { | ||
|
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| public List<Image> export(InputStream xmiStreamIn, OutputStream xmiStreamOut) throws Exception { | ||
| String name = null; | ||
| String imageID = null; | ||
| boolean isImage = false; | ||
| List<Image> imageList = new ArrayList<>(); | ||
| StringBuffer imageDataBuffer = new StringBuffer(); | ||
| Decoder base64Decoder = Base64.getDecoder(); | ||
| XMLInputFactory xmlInputFactory = XMLInputFactory.newInstance(); | ||
| xmlInputFactory.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.FALSE); | ||
| XMLStreamReader reader = xmlInputFactory.createXMLStreamReader(xmiStreamIn); | ||
| XMLStreamWriter writer = XMLOutputFactory.newInstance().createXMLStreamWriter(xmiStreamOut); | ||
| boolean hasNext; | ||
| do { | ||
| switch (reader.getEventType()) { | ||
| case XMLStreamConstants.START_DOCUMENT: | ||
| writer.writeStartDocument(CharEncoding.UTF_8, reader.getVersion()); | ||
| break; | ||
| case XMLStreamConstants.END_DOCUMENT: | ||
| writer.writeEndDocument(); | ||
| break; | ||
| case XMLStreamConstants.START_ELEMENT: | ||
| writer.writeStartElement(reader.getPrefix(), reader.getLocalName(), def(reader.getNamespaceURI(), "")); | ||
| for (int i = 0; i < reader.getNamespaceCount(); i++) | ||
| writer.writeNamespace(reader.getNamespacePrefix(i), reader.getNamespaceURI(i)); | ||
| for (int i = 0; i < reader.getAttributeCount(); i++) | ||
| writer.writeAttribute(reader.getAttributePrefix(i), def(reader.getAttributeNamespace(i), ""), | ||
| reader.getAttributeLocalName(i), reader.getAttributeValue(i)); | ||
| if (reader.getLocalName().equals("EAImage")) { | ||
| isImage = true; | ||
| name = reader.getAttributeValue(null, "name"); | ||
| imageID = reader.getAttributeValue(null, "imageID"); | ||
| } | ||
| break; | ||
| case XMLStreamConstants.END_ELEMENT: | ||
| if (isImage) { | ||
| byte[] imageData = base64Decoder.decode(imageDataBuffer.toString()); | ||
| imageDataBuffer.setLength(0); | ||
| imageList.add(new Image(name, imageID, imageData)); | ||
| writer.writeComment("Image data removed"); | ||
| isImage = false; | ||
| } | ||
| writer.writeEndElement(); | ||
| break; | ||
| case XMLStreamConstants.CHARACTERS: | ||
| if (isImage) { | ||
| imageDataBuffer.append(reader.getText().replaceAll("\\s+", "")); | ||
| } else { | ||
| writer.writeCharacters(reader.getText()); | ||
| } | ||
| break; | ||
| case XMLStreamConstants.CDATA: | ||
| writer.writeCData(reader.getText()); | ||
| break; | ||
| case XMLStreamConstants.COMMENT: | ||
| writer.writeComment(reader.getText()); | ||
| break; | ||
| case XMLStreamConstants.PROCESSING_INSTRUCTION: | ||
| writer.writeProcessingInstruction(reader.getPITarget(), reader.getPIData()); | ||
| break; | ||
| } | ||
| hasNext = reader.hasNext(); | ||
| if (hasNext) | ||
| reader.next(); | ||
| } while (hasNext); | ||
| return imageList; | ||
| } | ||
|
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| public static final class Image { | ||
|
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| private String name; | ||
| private String imageID; | ||
| private byte[] data; | ||
|
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| public Image(String name, String imageID, byte[] data) { | ||
| this.name = name; | ||
| this.imageID = imageID; | ||
| this.data = data; | ||
| } | ||
|
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| public String getName() { | ||
| return name; | ||
| } | ||
|
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| public String getImageID() { | ||
| return imageID; | ||
| } | ||
|
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| public byte[] getData() { | ||
| return data; | ||
| } | ||
|
|
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| } | ||
|
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| private String def(String text, String def) { | ||
| return text == null ? def : text; | ||
| } | ||
|
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| /* | ||
| public static void main(String[] args) throws Exception { | ||
| XMIImageExporter exporter = new XMIImageExporter(); | ||
| try (FileInputStream xmiFis = new FileInputStream(new File("D:\\Projects\\validprojects\\Kadaster-Imvertor\\Imvertor-OS-work\\Tasks-GIThub\\xmi\\GIThub-issues.qea.xmi")); | ||
| FileOutputStream xmiFos = new FileOutputStream(new File("D:\\Projects\\validprojects\\Kadaster-Imvertor\\Imvertor-OS-work\\Tasks-GIThub\\xmi\\GIThub-issues.qea.out.xmi"))) { | ||
| List<Image> images = exporter.export(xmiFis, xmiFos); | ||
| for (Image image: images) { | ||
| System.out.println(image.name); | ||
| System.out.println(image.imageID); | ||
| try (FileOutputStream imgFos = new FileOutputStream(new File("D:\\Projects\\validprojects\\Kadaster-Imvertor\\Imvertor-OS-work\\Tasks-GIThub\\xmi\\Images\\" + image.imageID + "_" + image.name))) { | ||
| imgFos.write(image.data); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| */ | ||
| } |
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