package com.android.volley.toolbox.multipart;
import static com.android.volley.misc.MultipartUtils.*;
import java.io.IOException;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException;
import org.apache.http.protocol.HTTP;
/**
* @author <a href="mailto:vit at cleverua.com">Vitaliy Khudenko</a>
*/
public final class StringPart extends BasePart {
private final byte[] valueBytes;
/**
* @param name String - name of parameter (may not be <code>null</code>).
* @param value String - value of parameter (may not be <code>null</code>).
* @param charset String, if null is passed then default "ISO-8859-1" charset is used.
*
* @throws IllegalArgumentException if either <code>value</code>
* or <code>name</code> is <code>null</code>.
* @throws RuntimeException if <code>charset</code> is unsupported by OS.
*/
public StringPart(String name, String value, String charset) {
if (name == null) {
throw new IllegalArgumentException("Name may not be null"); //$NON-NLS-1$
}
if (value == null) {
throw new IllegalArgumentException("Value may not be null"); //$NON-NLS-1$
}
final String partName = UrlEncodingHelper.encode(name, HTTP.DEFAULT_PROTOCOL_CHARSET);
if (charset == null) {
charset = HTTP.DEFAULT_CONTENT_CHARSET;
}
final String partCharset = charset;
try {
this.valueBytes = value.getBytes(partCharset);
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
headersProvider = new IHeadersProvider() {
public String getContentDisposition() {
return String.format(HEADER_CONTENT_DISPOSITION + COLON_SPACE + FORM_DATA, partName);
}
public String getContentType() {
return HEADER_CONTENT_TYPE + COLON_SPACE + HTTP.PLAIN_TEXT_TYPE;
//"Content-Type: " + HTTP.PLAIN_TEXT_TYPE + HTTP.CHARSET_PARAM + partCharset; //$NON-NLS-1$
}
public String getContentTransferEncoding() {
return HEADER_CONTENT_TRANSFER_ENCODING + COLON_SPACE + EIGHT_BIT;
}
};
}
/**
* Default "ISO-8859-1" charset is used.
* @param name String - name of parameter (may not be <code>null</code>).
* @param value String - value of parameter (may not be <code>null</code>).
*
* @throws IllegalArgumentException if either <code>value</code>
* or <code>name</code> is <code>null</code>.
*/
public StringPart(String name, String value) {
this(name, value, null);
}
public long getContentLength(Boundary boundary) {
return getHeader(boundary).length + valueBytes.length + CRLF_BYTES.length;
}
public void writeTo(final OutputStream out, Boundary boundary) throws IOException {
out.write(getHeader(boundary));
out.write(valueBytes);
out.write(CRLF_BYTES);
}
}