66 lines
1.5 KiB
Java
66 lines
1.5 KiB
Java
package com.zerotier.one;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import com.zerotier.sdk.DataStoreGetListener;
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import com.zerotier.sdk.DataStorePutListener;
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public class DataStore implements DataStoreGetListener, DataStorePutListener {
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private DataStoreFileProvider _provider;
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DataStore(DataStoreFileProvider provider) {
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this._provider = provider;
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}
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@Override
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public int onDataStorePut(String name, byte[] buffer, boolean secure) {
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try {
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FileOutputStream fos = _provider.getOutputFileStream(name);
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fos.write(buffer);
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fos.close();
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return buffer.length;
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} catch (FileNotFoundException fnf) {
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} catch (IOException io) {
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}
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return 0;
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}
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@Override
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public int onDelete(String name) {
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try {
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_provider.deleteFile(name);
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return 0;
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} catch (IOException ex) {
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return -1;
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}
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}
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@Override
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public long onDataStoreGet(String name, byte[] out_buffer,
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long bufferIndex, long[] out_objectSize) {
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try {
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FileInputStream fin = _provider.getInputFileStream(name);
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out_objectSize[0] = fin.getChannel().size();
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if(bufferIndex > 0)
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{
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fin.skip(bufferIndex);
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}
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int read = fin.read(out_buffer);
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fin.close();
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return read;
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} catch (FileNotFoundException fnf) {
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return -1;
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} catch (IOException io) {
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return -2;
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}
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}
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}
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