64 lines
2.2 KiB
Java
64 lines
2.2 KiB
Java
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package javax.activation;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStreamWriter;
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class ObjectDataContentHandler implements DataContentHandler {
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private DataFlavor[] transferFlavors = null;
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private Object obj;
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private String mimeType;
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private DataContentHandler dch = null;
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public ObjectDataContentHandler(DataContentHandler paramDataContentHandler, Object paramObject, String paramString) {
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this.obj = paramObject;
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this.mimeType = paramString;
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this.dch = paramDataContentHandler;
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}
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public DataContentHandler getDCH() {
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return this.dch;
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}
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public synchronized DataFlavor[] getTransferDataFlavors() {
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if (this.transferFlavors == null)
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if (this.dch != null) {
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this.transferFlavors = this.dch.getTransferDataFlavors();
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} else {
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this.transferFlavors = new DataFlavor[1];
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this.transferFlavors[0] = new ActivationDataFlavor(this.obj.getClass(), this.mimeType, this.mimeType);
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}
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return this.transferFlavors;
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}
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public Object getTransferData(DataFlavor paramDataFlavor, DataSource paramDataSource) throws UnsupportedFlavorException, IOException {
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if (this.dch != null)
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return this.dch.getTransferData(paramDataFlavor, paramDataSource);
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if (paramDataFlavor.equals(getTransferDataFlavors()[0]))
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return this.obj;
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throw new UnsupportedFlavorException(paramDataFlavor);
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}
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public Object getContent(DataSource paramDataSource) {
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return this.obj;
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}
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public void writeTo(Object paramObject, String paramString, OutputStream paramOutputStream) throws IOException {
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if (this.dch != null) {
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this.dch.writeTo(paramObject, paramString, paramOutputStream);
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} else if (paramObject instanceof byte[]) {
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paramOutputStream.write((byte[])paramObject);
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} else if (paramObject instanceof String) {
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OutputStreamWriter outputStreamWriter = new OutputStreamWriter(paramOutputStream);
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outputStreamWriter.write((String)paramObject);
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outputStreamWriter.flush();
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} else {
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throw new UnsupportedDataTypeException("no object DCH for MIME type " + this.mimeType);
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}
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}
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}
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