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package org.apache.tuscany.sca.android;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.reflect.Field;
import java.net.URL;
import java.net.URLConnection;
import java.net.UnknownServiceException;
import android.content.Context;
public class DexURLConnection extends URLConnection {
private InputStream input;
protected DexURLConnection(URL url) {
super(url);
setAllowUserInteraction(false);
setUseCaches(false);
setDefaultUseCaches(false);
setConnectTimeout(0);
setReadTimeout(0);
setDoInput(true);
setDoOutput(false);
}
public InputStream getInputStream() throws IOException {
if (input == null) {
connect();
}
return input;
}
private String guessContentTypeFromInput() {
if (!connected) {
try {
connect();
} catch (IOException e) {
return null;
}
}
try {
return guessContentTypeFromStream(input);
} catch (IOException e) {
return null;
}
}
@Override
public String getContentType() {
if (DexResource.getFolder(url.getPath()) == null || DexResource.getFile(url.getPath()) == null) {
return "application/x-dex";
}
return guessContentTypeFromInput();
}
public OutputStream getOutputStream() throws IOException {
throw new UnknownServiceException("Output not supported!");
}
public void connect() throws IOException {
if (!connected) {
String host = url.getHost();
Context[] contexts = ContextRegistry.getContexts(host);
if (contexts.length == 0) {
throw new IOException("Android context not found!");
}
Context context = contexts[0];
if ("".equals(host)) {
throw new IOException("not valid host name: \"\"");
}
String path = url.getPath();
String file = DexResource.getFile(path);
String folder = DexResource.getFolder(path);
if (file == null) {
return;
}
file = file.replace('.', '_');
try {
StringBuffer sb = new StringBuffer(context.getPackageName());
sb.append('.').append('R').append('$').append(folder);
Class clazz = getClass().getClassLoader().loadClass(sb.toString());
Field field = clazz.getDeclaredField(file);
int id = field.getInt(null);
input = context.getResources().openRawResource(id);
connected = true;
} catch (ClassNotFoundException e) {
throw new IOException(e.getMessage());
} catch (SecurityException e) {
throw new IOException(e.getMessage());
} catch (NoSuchFieldException e) {
throw new IOException(e.getMessage());
} catch (IllegalArgumentException e) {
throw new IOException(e.getMessage());
} catch (IllegalAccessException e) {
throw new IOException(e.getMessage());
}
}
}
}
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