Java BytesArray.EMPTY屬性代碼示例

public void testXContentBuilderClosedInBuildResponse() throws Exception {
    AtomicReference<XContentBuilder> builderAtomicReference = new AtomicReference<>();
    RestBuilderListener<TransportResponse.Empty> builderListener =
        new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
            @Override
            public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
                builderAtomicReference.set(builder);
                builder.close();
                return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
            }
    };

    builderListener.buildResponse(Empty.INSTANCE);
    assertNotNull(builderAtomicReference.get());
    assertTrue(builderAtomicReference.get().generator().isClosed());
}
 

public void testXContentBuilderNotClosedInBuildResponseAssertionsDisabled() throws Exception {
    AtomicReference<XContentBuilder> builderAtomicReference = new AtomicReference<>();
    RestBuilderListener<TransportResponse.Empty> builderListener =
        new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
            @Override
            public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
                builderAtomicReference.set(builder);
                return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
            }

            @Override
            boolean assertBuilderClosed(XContentBuilder xContentBuilder) {
                // don't check the actual builder being closed so we can test auto close
                return true;
            }
    };

    builderListener.buildResponse(Empty.INSTANCE);
    assertNotNull(builderAtomicReference.get());
    assertTrue(builderAtomicReference.get().generator().isClosed());
}
 

public LocalRestRequest(final String uri, final Method method) {
    this.headers = new HashMap<>();
    if (uri.startsWith("\"") && uri.endsWith("\"")) {
        this.uri = uri.substring(1, uri.length()-1);
    } else {
        this.uri = uri;
    }
    this.method = method;
    this.params = new HashMap<>();
    this.content = BytesArray.EMPTY;

    int pathEndPos = this.uri.indexOf('?');
    if (pathEndPos < 0) {
        this.rawPath = this.uri;
    } else {
        this.rawPath = this.uri.substring(0, pathEndPos);
        RestUtils.decodeQueryString(this.uri, pathEndPos + 1, params);
    }
}
 

public NettyHttpRequest(org.jboss.netty.handler.codec.http.HttpRequest request, Channel channel) {
    this.request = request;
    this.channel = channel;
    this.params = new HashMap<>();
    if (request.getContent().readable()) {
        this.content = new ChannelBufferBytesReference(request.getContent());
    } else {
        this.content = BytesArray.EMPTY;
    }

    String uri = request.getUri();
    int pathEndPos = uri.indexOf('?');
    if (pathEndPos < 0) {
        this.rawPath = uri;
    } else {
        this.rawPath = uri.substring(0, pathEndPos);
        RestUtils.decodeQueryString(uri, pathEndPos + 1, params);
    }
}
 

Netty4HttpRequest(NamedXContentRegistry xContentRegistry, FullHttpRequest request, Channel channel) {
    super(xContentRegistry, request.uri(), new HttpHeadersMap(request.headers()));
    this.request = request;
    this.channel = channel;
    if (request.content().isReadable()) {
        this.content = Netty4Utils.toBytesReference(request.content());
    } else {
        this.content = BytesArray.EMPTY;
    }
}
 

public BytesRestResponse(RestChannel channel, RestStatus status, Exception e) throws IOException {
    this.status = status;
    if (channel.request().method() == RestRequest.Method.HEAD) {
        this.content = BytesArray.EMPTY;
        this.contentType = TEXT_CONTENT_TYPE;
    } else {
        try (XContentBuilder builder = build(channel, status, e)) {
            this.content = builder.bytes();
            this.contentType = builder.contentType().mediaType();
        }
    }
    if (e instanceof ElasticsearchException) {
        copyHeaders(((ElasticsearchException) e));
    }
}
 

/**
 * Reads a bytes reference from this stream, might hold an actual reference to the underlying
 * bytes of the stream.
 */
public BytesReference readBytesReference(int length) throws IOException {
    if (length == 0) {
        return BytesArray.EMPTY;
    }
    byte[] bytes = new byte[length];
    readBytes(bytes, 0, length);
    return new BytesArray(bytes, 0, length);
}
 

public void testXContentBuilderNotClosedInBuildResponseAssertionsEnabled() throws Exception {
    assumeTrue("tests are not being run with assertions", RestBuilderListener.class.desiredAssertionStatus());

    RestBuilderListener<TransportResponse.Empty> builderListener =
        new RestBuilderListener<Empty>(new FakeRestChannel(new FakeRestRequest(), randomBoolean(), 1)) {
            @Override
            public RestResponse buildResponse(Empty empty, XContentBuilder builder) throws Exception {
                return new BytesRestResponse(RestStatus.OK, BytesRestResponse.TEXT_CONTENT_TYPE, BytesArray.EMPTY);
            }
    };

    AssertionError error = expectThrows(AssertionError.class, () -> builderListener.buildResponse(Empty.INSTANCE));
    assertEquals("callers should ensure the XContentBuilder is closed themselves", error.getMessage());
}
 

public CrateThrowableRestResponse(RestChannel channel, Throwable t) throws IOException {
    status = (t instanceof ElasticsearchException) ?
            ((ElasticsearchException) t).status() :
            RestStatus.INTERNAL_SERVER_ERROR;
    if (channel.request().method() == RestRequest.Method.HEAD) {
        this.content = BytesArray.EMPTY;
        this.contentType = BytesRestResponse.TEXT_CONTENT_TYPE;
    } else {
        XContentBuilder builder = convert(channel, t);
        this.content = builder.bytes();
        this.contentType = builder.contentType().restContentType();
    }
}
 

public BytesRestResponse(RestChannel channel, RestStatus status, Throwable t) throws IOException {
    this.status = status;
    if (channel.request().method() == RestRequest.Method.HEAD) {
        this.content = BytesArray.EMPTY;
        this.contentType = TEXT_CONTENT_TYPE;
    } else {
        XContentBuilder builder = convert(channel, status, t);
        this.content = builder.bytes();
        this.contentType = builder.contentType().restContentType();
    }
    if (t instanceof ElasticsearchException) {
        copyHeaders(((ElasticsearchException) t));
    }
}