Add m-esr52 at 52.6.0

1 files changed, 393 insertions, 0 deletions

diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/BHttpConnectionBase.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/BHttpConnectionBase.java
new file mode 100644
index 000000000..2215aa6e2
--- /dev/null
+++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/BHttpConnectionBase.java
@@ -0,0 +1,393 @@
+/*
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package ch.boye.httpclientandroidlib.impl;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.InetAddress;
+import java.net.Socket;
+import java.net.SocketAddress;
+import java.net.SocketException;
+import java.net.SocketTimeoutException;
+import java.nio.charset.CharsetDecoder;
+import java.nio.charset.CharsetEncoder;
+
+import ch.boye.httpclientandroidlib.Header;
+import ch.boye.httpclientandroidlib.HttpConnection;
+import ch.boye.httpclientandroidlib.HttpConnectionMetrics;
+import ch.boye.httpclientandroidlib.HttpEntity;
+import ch.boye.httpclientandroidlib.HttpException;
+import ch.boye.httpclientandroidlib.HttpInetConnection;
+import ch.boye.httpclientandroidlib.HttpMessage;
+import ch.boye.httpclientandroidlib.annotation.NotThreadSafe;
+import ch.boye.httpclientandroidlib.config.MessageConstraints;
+import ch.boye.httpclientandroidlib.entity.BasicHttpEntity;
+import ch.boye.httpclientandroidlib.entity.ContentLengthStrategy;
+import ch.boye.httpclientandroidlib.impl.entity.LaxContentLengthStrategy;
+import ch.boye.httpclientandroidlib.impl.entity.StrictContentLengthStrategy;
+import ch.boye.httpclientandroidlib.impl.io.ChunkedInputStream;
+import ch.boye.httpclientandroidlib.impl.io.ChunkedOutputStream;
+import ch.boye.httpclientandroidlib.impl.io.ContentLengthInputStream;
+import ch.boye.httpclientandroidlib.impl.io.ContentLengthOutputStream;
+import ch.boye.httpclientandroidlib.impl.io.HttpTransportMetricsImpl;
+import ch.boye.httpclientandroidlib.impl.io.IdentityInputStream;
+import ch.boye.httpclientandroidlib.impl.io.IdentityOutputStream;
+import ch.boye.httpclientandroidlib.impl.io.SessionInputBufferImpl;
+import ch.boye.httpclientandroidlib.impl.io.SessionOutputBufferImpl;
+import ch.boye.httpclientandroidlib.io.SessionInputBuffer;
+import ch.boye.httpclientandroidlib.io.SessionOutputBuffer;
+import ch.boye.httpclientandroidlib.protocol.HTTP;
+import ch.boye.httpclientandroidlib.util.Args;
+import ch.boye.httpclientandroidlib.util.Asserts;
+import ch.boye.httpclientandroidlib.util.NetUtils;
+
+/**
+ * This class serves as a base for all {@link HttpConnection} implementations and provides
+ * functionality common to both client and server HTTP connections.
+ *
+ * @since 4.0
+ */
+@NotThreadSafe
+public class BHttpConnectionBase implements HttpConnection, HttpInetConnection {
+
+    private final SessionInputBufferImpl inbuffer;
+    private final SessionOutputBufferImpl outbuffer;
+    private final HttpConnectionMetricsImpl connMetrics;
+    private final ContentLengthStrategy incomingContentStrategy;
+    private final ContentLengthStrategy outgoingContentStrategy;
+
+    private volatile boolean open;
+    private volatile Socket socket;
+
+    /**
+     * Creates new instance of BHttpConnectionBase.
+     *
+     * @param buffersize buffer size. Must be a positive number.
+     * @param fragmentSizeHint fragment size hint.
+     * @param chardecoder decoder to be used for decoding HTTP protocol elements.
+     *   If <code>null</code> simple type cast will be used for byte to char conversion.
+     * @param charencoder encoder to be used for encoding HTTP protocol elements.
+     *   If <code>null</code> simple type cast will be used for char to byte conversion.
+     * @param constraints Message constraints. If <code>null</code>
+     *   {@link MessageConstraints#DEFAULT} will be used.
+     * @param incomingContentStrategy incoming content length strategy. If <code>null</code>
+     *   {@link LaxContentLengthStrategy#INSTANCE} will be used.
+     * @param outgoingContentStrategy outgoing content length strategy. If <code>null</code>
+     *   {@link StrictContentLengthStrategy#INSTANCE} will be used.
+     */
+    protected BHttpConnectionBase(
+            final int buffersize,
+            final int fragmentSizeHint,
+            final CharsetDecoder chardecoder,
+            final CharsetEncoder charencoder,
+            final MessageConstraints constraints,
+            final ContentLengthStrategy incomingContentStrategy,
+            final ContentLengthStrategy outgoingContentStrategy) {
+        super();
+        Args.positive(buffersize, "Buffer size");
+        final HttpTransportMetricsImpl inTransportMetrics = new HttpTransportMetricsImpl();
+        final HttpTransportMetricsImpl outTransportMetrics = new HttpTransportMetricsImpl();
+        this.inbuffer = new SessionInputBufferImpl(inTransportMetrics, buffersize, -1,
+                constraints != null ? constraints : MessageConstraints.DEFAULT, chardecoder);
+        this.outbuffer = new SessionOutputBufferImpl(outTransportMetrics, buffersize, fragmentSizeHint,
+                charencoder);
+        this.connMetrics = new HttpConnectionMetricsImpl(inTransportMetrics, outTransportMetrics);
+        this.incomingContentStrategy = incomingContentStrategy != null ? incomingContentStrategy :
+            LaxContentLengthStrategy.INSTANCE;
+        this.outgoingContentStrategy = outgoingContentStrategy != null ? outgoingContentStrategy :
+            StrictContentLengthStrategy.INSTANCE;
+    }
+
+    protected void ensureOpen() throws IOException {
+        Asserts.check(this.open, "Connection is not open");
+        if (!this.inbuffer.isBound()) {
+            this.inbuffer.bind(getSocketInputStream(this.socket));
+        }
+        if (!this.outbuffer.isBound()) {
+            this.outbuffer.bind(getSocketOutputStream(this.socket));
+        }
+    }
+
+    protected InputStream getSocketInputStream(final Socket socket) throws IOException {
+        return socket.getInputStream();
+    }
+
+    protected OutputStream getSocketOutputStream(final Socket socket) throws IOException {
+        return socket.getOutputStream();
+    }
+
+    /**
+     * Binds this connection to the given {@link Socket}. This socket will be
+     * used by the connection to send and receive data.
+     * <p/>
+     * After this method's execution the connection status will be reported
+     * as open and the {@link #isOpen()} will return <code>true</code>.
+     *
+     * @param socket the socket.
+     * @throws IOException in case of an I/O error.
+     */
+    protected void bind(final Socket socket) throws IOException {
+        Args.notNull(socket, "Socket");
+        this.socket = socket;
+        this.open = true;
+        this.inbuffer.bind(null);
+        this.outbuffer.bind(null);
+    }
+
+    protected SessionInputBuffer getSessionInputBuffer() {
+        return this.inbuffer;
+    }
+
+    protected SessionOutputBuffer getSessionOutputBuffer() {
+        return this.outbuffer;
+    }
+
+    protected void doFlush() throws IOException {
+        this.outbuffer.flush();
+    }
+
+    public boolean isOpen() {
+        return this.open;
+    }
+
+    protected Socket getSocket() {
+        return this.socket;
+    }
+
+    protected OutputStream createOutputStream(
+            final long len,
+            final SessionOutputBuffer outbuffer) {
+        if (len == ContentLengthStrategy.CHUNKED) {
+            return new ChunkedOutputStream(2048, outbuffer);
+        } else if (len == ContentLengthStrategy.IDENTITY) {
+            return new IdentityOutputStream(outbuffer);
+        } else {
+            return new ContentLengthOutputStream(outbuffer, len);
+        }
+    }
+
+    protected OutputStream prepareOutput(final HttpMessage message) throws HttpException {
+        final long len = this.outgoingContentStrategy.determineLength(message);
+        return createOutputStream(len, this.outbuffer);
+    }
+
+    protected InputStream createInputStream(
+            final long len,
+            final SessionInputBuffer inbuffer) {
+        if (len == ContentLengthStrategy.CHUNKED) {
+            return new ChunkedInputStream(inbuffer);
+        } else if (len == ContentLengthStrategy.IDENTITY) {
+            return new IdentityInputStream(inbuffer);
+        } else {
+            return new ContentLengthInputStream(inbuffer, len);
+        }
+    }
+
+    protected HttpEntity prepareInput(final HttpMessage message) throws HttpException {
+        final BasicHttpEntity entity = new BasicHttpEntity();
+
+        final long len = this.incomingContentStrategy.determineLength(message);
+        final InputStream instream = createInputStream(len, this.inbuffer);
+        if (len == ContentLengthStrategy.CHUNKED) {
+            entity.setChunked(true);
+            entity.setContentLength(-1);
+            entity.setContent(instream);
+        } else if (len == ContentLengthStrategy.IDENTITY) {
+            entity.setChunked(false);
+            entity.setContentLength(-1);
+            entity.setContent(instream);
+        } else {
+            entity.setChunked(false);
+            entity.setContentLength(len);
+            entity.setContent(instream);
+        }
+
+        final Header contentTypeHeader = message.getFirstHeader(HTTP.CONTENT_TYPE);
+        if (contentTypeHeader != null) {
+            entity.setContentType(contentTypeHeader);
+        }
+        final Header contentEncodingHeader = message.getFirstHeader(HTTP.CONTENT_ENCODING);
+        if (contentEncodingHeader != null) {
+            entity.setContentEncoding(contentEncodingHeader);
+        }
+        return entity;
+    }
+
+    public InetAddress getLocalAddress() {
+        if (this.socket != null) {
+            return this.socket.getLocalAddress();
+        } else {
+            return null;
+        }
+    }
+
+    public int getLocalPort() {
+        if (this.socket != null) {
+            return this.socket.getLocalPort();
+        } else {
+            return -1;
+        }
+    }
+
+    public InetAddress getRemoteAddress() {
+        if (this.socket != null) {
+            return this.socket.getInetAddress();
+        } else {
+            return null;
+        }
+    }
+
+    public int getRemotePort() {
+        if (this.socket != null) {
+            return this.socket.getPort();
+        } else {
+            return -1;
+        }
+    }
+
+    public void setSocketTimeout(final int timeout) {
+        if (this.socket != null) {
+            try {
+                this.socket.setSoTimeout(timeout);
+            } catch (final SocketException ignore) {
+                // It is not quite clear from the Sun's documentation if there are any
+                // other legitimate cases for a socket exception to be thrown when setting
+                // SO_TIMEOUT besides the socket being already closed
+            }
+        }
+    }
+
+    public int getSocketTimeout() {
+        if (this.socket != null) {
+            try {
+                return this.socket.getSoTimeout();
+            } catch (final SocketException ignore) {
+                return -1;
+            }
+        } else {
+            return -1;
+        }
+    }
+
+    public void shutdown() throws IOException {
+        this.open = false;
+        final Socket tmpsocket = this.socket;
+        if (tmpsocket != null) {
+            tmpsocket.close();
+        }
+    }
+
+    public void close() throws IOException {
+        if (!this.open) {
+            return;
+        }
+        this.open = false;
+        final Socket sock = this.socket;
+        try {
+            this.inbuffer.clear();
+            this.outbuffer.flush();
+            try {
+                try {
+                    sock.shutdownOutput();
+                } catch (final IOException ignore) {
+                }
+                try {
+                    sock.shutdownInput();
+                } catch (final IOException ignore) {
+                }
+            } catch (final UnsupportedOperationException ignore) {
+                // if one isn't supported, the other one isn't either
+            }
+        } finally {
+            sock.close();
+        }
+    }
+
+    private int fillInputBuffer(final int timeout) throws IOException {
+        final int oldtimeout = this.socket.getSoTimeout();
+        try {
+            this.socket.setSoTimeout(timeout);
+            return this.inbuffer.fillBuffer();
+        } finally {
+            this.socket.setSoTimeout(oldtimeout);
+        }
+    }
+
+    protected boolean awaitInput(final int timeout) throws IOException {
+        if (this.inbuffer.hasBufferedData()) {
+            return true;
+        }
+        fillInputBuffer(timeout);
+        return this.inbuffer.hasBufferedData();
+    }
+
+    public boolean isStale() {
+        if (!isOpen()) {
+            return true;
+        }
+        try {
+            final int bytesRead = fillInputBuffer(1);
+            return bytesRead < 0;
+        } catch (final SocketTimeoutException ex) {
+            return false;
+        } catch (final IOException ex) {
+            return true;
+        }
+    }
+
+    protected void incrementRequestCount() {
+        this.connMetrics.incrementRequestCount();
+    }
+
+    protected void incrementResponseCount() {
+        this.connMetrics.incrementResponseCount();
+    }
+
+    public HttpConnectionMetrics getMetrics() {
+        return this.connMetrics;
+    }
+
+    @Override
+    public String toString() {
+        if (this.socket != null) {
+            final StringBuilder buffer = new StringBuilder();
+            final SocketAddress remoteAddress = this.socket.getRemoteSocketAddress();
+            final SocketAddress localAddress = this.socket.getLocalSocketAddress();
+            if (remoteAddress != null && localAddress != null) {
+                NetUtils.formatAddress(buffer, localAddress);
+                buffer.append("<->");
+                NetUtils.formatAddress(buffer, remoteAddress);
+            }
+            return buffer.toString();
+        } else {
+            return "[Not bound]";
+        }
+    }
+
+}