Java Code Examples for org.springframework.util.StreamUtils#emptyInput()

private MultiValueMap<String, String> parseFormData(final MediaType mediaType) {
	HttpInputMessage message = new HttpInputMessage() {
		@Override
		public InputStream getBody() {
			return (content != null ? new ByteArrayInputStream(content) : StreamUtils.emptyInput());
		}
		@Override
		public HttpHeaders getHeaders() {
			HttpHeaders headers = new HttpHeaders();
			headers.setContentType(mediaType);
			return headers;
		}
	};

	try {
		return new FormHttpMessageConverter().read(null, message);
	}
	catch (IOException ex) {
		throw new IllegalStateException("Failed to parse form data in request body", ex);
	}
}
 

private MultiValueMap<String, String> parseFormData(final MediaType mediaType) {
	HttpInputMessage message = new HttpInputMessage() {
		@Override
		public InputStream getBody() {
			return (content != null ? new ByteArrayInputStream(content) : StreamUtils.emptyInput());
		}
		@Override
		public HttpHeaders getHeaders() {
			HttpHeaders headers = new HttpHeaders();
			headers.setContentType(mediaType);
			return headers;
		}
	};

	try {
		return new FormHttpMessageConverter().read(null, message);
	}
	catch (IOException ex) {
		throw new IllegalStateException("Failed to parse form data in request body", ex);
	}
}
 

@Override
public InputStream getAsciiStream() throws SQLException {
	try {
		if (this.content != null) {
			return new ByteArrayInputStream(this.content.getBytes(StandardCharsets.US_ASCII));
		}
		else if (this.characterStream != null) {
			String tempContent = FileCopyUtils.copyToString(this.characterStream);
			return new ByteArrayInputStream(tempContent.getBytes(StandardCharsets.US_ASCII));
		}
		else {
			return (this.asciiStream != null ? this.asciiStream : StreamUtils.emptyInput());
		}
	}
	catch (IOException ex) {
		throw new SQLException("Failed to read stream content: " + ex);
	}
}
 

@Override
public InputStream getBinaryStream() throws SQLException {
	if (this.content != null) {
		return new ByteArrayInputStream(this.content);
	}
	else {
		return (this.binaryStream != null ? this.binaryStream : StreamUtils.emptyInput());
	}
}
 

@Override
public InputStream getInputStream() throws IOException {
    if (!isAvailable()) {
        throw new IllegalStateException("File has been moved - cannot be read again");
    }
    InputStream inputStream = this.fileItem.getInputStream();
    return (inputStream != null ? inputStream : StreamUtils.emptyInput());
}
 

@Override
public Reader getCharacterStream() throws SQLException {
	if (this.content != null) {
		return new StringReader(this.content);
	}
	else if (this.characterStream != null) {
		return this.characterStream;
	}
	else {
		return new InputStreamReader(
				(this.asciiStream != null ? this.asciiStream : StreamUtils.emptyInput()),
				StandardCharsets.US_ASCII);
	}
}
 

@Override
public InputStream getBinaryStream() throws SQLException {
	if (this.content != null) {
		return new ByteArrayInputStream(this.content);
	}
	else {
		return (this.binaryStream != null ? this.binaryStream : StreamUtils.emptyInput());
	}
}
 

@Override
public InputStream getInputStream() throws IOException {
	if (!isAvailable()) {
		throw new IllegalStateException("File has been moved - cannot be read again");
	}
	InputStream inputStream = this.fileItem.getInputStream();
	return (inputStream != null ? inputStream : StreamUtils.emptyInput());
}
 

@Override
public Object resolveEntity(String publicID, String systemID, String base, String ns) {
	return StreamUtils.emptyInput();
}
 

@Override
public InputStream getBody() {
	return (this.body != null ? this.body : StreamUtils.emptyInput());
}
 

@Override
public Object resolveEntity(String publicID, String systemID, String base, String ns) {
	return StreamUtils.emptyInput();
}
 

@Override
public InputStream getBody() throws IOException {
	ResponseBody body = this.response.body();
	return (body != null ? body.byteStream() : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() throws IOException {
	HttpEntity entity = this.httpResponse.getEntity();
	return (entity != null ? entity.getContent() : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() throws IOException {
	ResponseBody body = this.response.body();
	return (body != null ? body.byteStream() : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() {
	return (this.body != null ? this.body : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() throws IOException {
	HttpEntity entity = this.httpResponse.getEntity();
	return (entity != null ? entity.getContent() : StreamUtils.emptyInput());
}
 

@Override
public Object resolveEntity(String publicID, String systemID, String base, String ns) {
	return StreamUtils.emptyInput();
}
 

@Override
public InputStream getBody() throws IOException {
	ResponseBody body = this.response.body();
	return (body != null ? body.byteStream() : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() throws IOException {
	HttpEntity entity = this.httpResponse.getEntity();
	return (entity != null ? entity.getContent() : StreamUtils.emptyInput());
}
 

@Override
public InputStream getBody() throws IOException {
	HttpEntity entity = this.httpResponse.getEntity();
	return (entity != null ? entity.getContent() : StreamUtils.emptyInput());
}