| /* |
| * 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. |
| */ |
| |
| package org.apache.coyote.ajp; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.net.InetAddress; |
| import java.security.NoSuchProviderException; |
| import java.security.cert.CertificateFactory; |
| import java.security.cert.X509Certificate; |
| import java.util.concurrent.Executor; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| import org.apache.coyote.ActionCode; |
| import org.apache.coyote.ActionHook; |
| import org.apache.coyote.Adapter; |
| import org.apache.coyote.AsyncContextCallback; |
| import org.apache.coyote.AsyncStateMachine; |
| import org.apache.coyote.InputBuffer; |
| import org.apache.coyote.Processor; |
| import org.apache.coyote.Request; |
| import org.apache.coyote.Response; |
| import org.apache.juli.logging.Log; |
| import org.apache.tomcat.util.buf.ByteChunk; |
| import org.apache.tomcat.util.buf.HexUtils; |
| import org.apache.tomcat.util.buf.MessageBytes; |
| import org.apache.tomcat.util.http.HttpMessages; |
| import org.apache.tomcat.util.http.MimeHeaders; |
| import org.apache.tomcat.util.net.AbstractEndpoint; |
| import org.apache.tomcat.util.net.AbstractEndpoint.Handler.SocketState; |
| import org.apache.tomcat.util.net.SSLSupport; |
| import org.apache.tomcat.util.res.StringManager; |
| |
| /** |
| * Base class for AJP Processor implementations. |
| */ |
| public abstract class AbstractAjpProcessor implements ActionHook, Processor { |
| |
| protected abstract Log getLog(); |
| |
| /** |
| * The string manager for this package. |
| */ |
| protected static final StringManager sm = |
| StringManager.getManager(Constants.Package); |
| |
| // ----------------------------------------------------- Instance Variables |
| |
| |
| /** |
| * Associated adapter. |
| */ |
| protected Adapter adapter = null; |
| |
| |
| /** |
| * Associated endpoint. |
| */ |
| protected AbstractEndpoint endpoint; |
| |
| |
| /** |
| * Request object. |
| */ |
| protected Request request = null; |
| |
| |
| /** |
| * Response object. |
| */ |
| protected Response response = null; |
| |
| |
| /** |
| * AJP packet size. |
| */ |
| protected int packetSize; |
| |
| /** |
| * Header message. Note that this header is merely the one used during the |
| * processing of the first message of a "request", so it might not be a |
| * request header. It will stay unchanged during the processing of the whole |
| * request. |
| */ |
| protected AjpMessage requestHeaderMessage = null; |
| |
| |
| /** |
| * Message used for response header composition. |
| */ |
| protected AjpMessage responseHeaderMessage = null; |
| |
| |
| /** |
| * Body message. |
| */ |
| protected AjpMessage bodyMessage = null; |
| |
| |
| /** |
| * Body message. |
| */ |
| protected MessageBytes bodyBytes = MessageBytes.newInstance(); |
| |
| |
| /** |
| * Error flag. |
| */ |
| protected boolean error = false; |
| |
| |
| /** |
| * Host name (used to avoid useless B2C conversion on the host name). |
| */ |
| protected char[] hostNameC = new char[0]; |
| |
| |
| /** |
| * Temp message bytes used for processing. |
| */ |
| protected MessageBytes tmpMB = MessageBytes.newInstance(); |
| |
| |
| /** |
| * Byte chunk for certs. |
| */ |
| protected MessageBytes certificates = MessageBytes.newInstance(); |
| |
| |
| /** |
| * End of stream flag. |
| */ |
| protected boolean endOfStream = false; |
| |
| |
| /** |
| * Body empty flag. |
| */ |
| protected boolean empty = true; |
| |
| |
| /** |
| * First read. |
| */ |
| protected boolean first = true; |
| |
| |
| /** |
| * Replay read. |
| */ |
| protected boolean replay = false; |
| |
| |
| /** |
| * Finished response. |
| */ |
| protected boolean finished = false; |
| |
| |
| /** |
| * Track changes in state for async requests. |
| */ |
| protected AsyncStateMachine asyncStateMachine = new AsyncStateMachine(this); |
| |
| |
| /** |
| * Bytes written to client for the current request |
| */ |
| protected long byteCount = 0; |
| |
| |
| // ------------------------------------------------------------- Properties |
| |
| |
| /** |
| * Use Tomcat authentication ? |
| */ |
| protected boolean tomcatAuthentication = true; |
| public boolean getTomcatAuthentication() { return tomcatAuthentication; } |
| public void setTomcatAuthentication(boolean tomcatAuthentication) { |
| this.tomcatAuthentication = tomcatAuthentication; |
| } |
| |
| |
| /** |
| * Required secret. |
| */ |
| protected String requiredSecret = null; |
| public void setRequiredSecret(String requiredSecret) { |
| this.requiredSecret = requiredSecret; |
| } |
| |
| |
| /** |
| * When client certificate information is presented in a form other than |
| * instances of {@link java.security.cert.X509Certificate} it needs to be |
| * converted before it can be used and this property controls which JSSE |
| * provider is used to perform the conversion. For example it is used with |
| * the AJP connectors, the HTTP APR connector and with the |
| * {@link org.apache.catalina.valves.SSLValve}. If not specified, the |
| * default provider will be used. |
| */ |
| protected String clientCertProvider = null; |
| public String getClientCertProvider() { return clientCertProvider; } |
| public void setClientCertProvider(String s) { this.clientCertProvider = s; } |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** Get the request associated with this processor. |
| * |
| * @return The request |
| */ |
| public Request getRequest() { |
| return request; |
| } |
| |
| |
| /** |
| * Send an action to the connector. |
| * |
| * @param actionCode Type of the action |
| * @param param Action parameter |
| */ |
| @Override |
| public final void action(ActionCode actionCode, Object param) { |
| |
| if (actionCode == ActionCode.COMMIT) { |
| |
| if (response.isCommitted()) |
| return; |
| |
| // Validate and write response headers |
| try { |
| prepareResponse(); |
| } catch (IOException e) { |
| // Set error flag |
| error = true; |
| } |
| |
| try { |
| flush(false); |
| } catch (IOException e) { |
| // Set error flag |
| error = true; |
| } |
| |
| } else if (actionCode == ActionCode.CLIENT_FLUSH) { |
| |
| if (!response.isCommitted()) { |
| // Validate and write response headers |
| try { |
| prepareResponse(); |
| } catch (IOException e) { |
| // Set error flag |
| error = true; |
| return; |
| } |
| } |
| |
| try { |
| flush(true); |
| } catch (IOException e) { |
| // Set error flag |
| error = true; |
| } |
| |
| } else if (actionCode == ActionCode.DISABLE_SWALLOW_INPUT) { |
| // TODO: Do not swallow request input but |
| // make sure we are closing the connection |
| error = true; |
| |
| } else if (actionCode == ActionCode.CLOSE) { |
| // Close |
| // End the processing of the current request, and stop any further |
| // transactions with the client |
| |
| try { |
| finish(); |
| } catch (IOException e) { |
| // Set error flag |
| error = true; |
| } |
| |
| } else if (actionCode == ActionCode.REQ_SSL_ATTRIBUTE ) { |
| |
| if (!certificates.isNull()) { |
| ByteChunk certData = certificates.getByteChunk(); |
| X509Certificate jsseCerts[] = null; |
| ByteArrayInputStream bais = |
| new ByteArrayInputStream(certData.getBytes(), |
| certData.getStart(), |
| certData.getLength()); |
| // Fill the elements. |
| try { |
| CertificateFactory cf; |
| if (clientCertProvider == null) { |
| cf = CertificateFactory.getInstance("X.509"); |
| } else { |
| cf = CertificateFactory.getInstance("X.509", |
| clientCertProvider); |
| } |
| while(bais.available() > 0) { |
| X509Certificate cert = (X509Certificate) |
| cf.generateCertificate(bais); |
| if(jsseCerts == null) { |
| jsseCerts = new X509Certificate[1]; |
| jsseCerts[0] = cert; |
| } else { |
| X509Certificate [] temp = new X509Certificate[jsseCerts.length+1]; |
| System.arraycopy(jsseCerts,0,temp,0,jsseCerts.length); |
| temp[jsseCerts.length] = cert; |
| jsseCerts = temp; |
| } |
| } |
| } catch (java.security.cert.CertificateException e) { |
| getLog().error(sm.getString("ajpprocessor.certs.fail"), e); |
| return; |
| } catch (NoSuchProviderException e) { |
| getLog().error(sm.getString("ajpprocessor.certs.fail"), e); |
| return; |
| } |
| request.setAttribute(SSLSupport.CERTIFICATE_KEY, jsseCerts); |
| } |
| |
| } else if (actionCode == ActionCode.REQ_HOST_ATTRIBUTE) { |
| |
| // Get remote host name using a DNS resolution |
| if (request.remoteHost().isNull()) { |
| try { |
| request.remoteHost().setString(InetAddress.getByName |
| (request.remoteAddr().toString()).getHostName()); |
| } catch (IOException iex) { |
| // Ignore |
| } |
| } |
| |
| } else if (actionCode == ActionCode.REQ_LOCAL_ADDR_ATTRIBUTE) { |
| |
| // Copy from local name for now, which should simply be an address |
| request.localAddr().setString(request.localName().toString()); |
| |
| } else if (actionCode == ActionCode.REQ_SET_BODY_REPLAY) { |
| |
| // Set the given bytes as the content |
| ByteChunk bc = (ByteChunk) param; |
| int length = bc.getLength(); |
| bodyBytes.setBytes(bc.getBytes(), bc.getStart(), length); |
| request.setContentLength(length); |
| first = false; |
| empty = false; |
| replay = true; |
| |
| } else if (actionCode == ActionCode.ASYNC_START) { |
| asyncStateMachine.asyncStart((AsyncContextCallback) param); |
| } else if (actionCode == ActionCode.ASYNC_DISPATCHED) { |
| asyncStateMachine.asyncDispatched(); |
| } else if (actionCode == ActionCode.ASYNC_TIMEOUT) { |
| AtomicBoolean result = (AtomicBoolean) param; |
| result.set(asyncStateMachine.asyncTimeout()); |
| } else if (actionCode == ActionCode.ASYNC_RUN) { |
| asyncStateMachine.asyncRun((Runnable) param); |
| } else if (actionCode == ActionCode.ASYNC_ERROR) { |
| asyncStateMachine.asyncError(); |
| } else if (actionCode == ActionCode.ASYNC_IS_STARTED) { |
| ((AtomicBoolean) param).set(asyncStateMachine.isAsyncStarted()); |
| } else if (actionCode == ActionCode.ASYNC_IS_DISPATCHING) { |
| ((AtomicBoolean) param).set(asyncStateMachine.isAsyncDispatching()); |
| } else if (actionCode == ActionCode.ASYNC_IS_ASYNC) { |
| ((AtomicBoolean) param).set(asyncStateMachine.isAsync()); |
| } else if (actionCode == ActionCode.ASYNC_IS_TIMINGOUT) { |
| ((AtomicBoolean) param).set(asyncStateMachine.isAsyncTimingOut()); |
| } else { |
| actionInternal(actionCode, param); |
| } |
| } |
| |
| // Methods called by action() |
| protected abstract void actionInternal(ActionCode actionCode, Object param); |
| protected abstract void flush(boolean tbd) throws IOException; |
| protected abstract void finish() throws IOException; |
| |
| |
| @Override |
| public abstract Executor getExecutor(); |
| |
| |
| public void recycle() { |
| asyncStateMachine.recycle(); |
| |
| // Recycle Request object |
| first = true; |
| endOfStream = false; |
| empty = true; |
| replay = false; |
| finished = false; |
| request.recycle(); |
| response.recycle(); |
| certificates.recycle(); |
| byteCount = 0; |
| } |
| |
| // ------------------------------------------------------ Connector Methods |
| |
| |
| /** |
| * Set the associated adapter. |
| * |
| * @param adapter the new adapter |
| */ |
| public void setAdapter(Adapter adapter) { |
| this.adapter = adapter; |
| } |
| |
| |
| /** |
| * Get the associated adapter. |
| * |
| * @return the associated adapter |
| */ |
| public Adapter getAdapter() { |
| return adapter; |
| } |
| |
| |
| // ------------------------------------------------------ Protected Methods |
| |
| |
| /** |
| * After reading the request headers, we have to setup the request filters. |
| */ |
| protected void prepareRequest() { |
| |
| // Translate the HTTP method code to a String. |
| byte methodCode = requestHeaderMessage.getByte(); |
| if (methodCode != Constants.SC_M_JK_STORED) { |
| String methodName = Constants.getMethodForCode(methodCode - 1); |
| request.method().setString(methodName); |
| } |
| |
| requestHeaderMessage.getBytes(request.protocol()); |
| requestHeaderMessage.getBytes(request.requestURI()); |
| |
| requestHeaderMessage.getBytes(request.remoteAddr()); |
| requestHeaderMessage.getBytes(request.remoteHost()); |
| requestHeaderMessage.getBytes(request.localName()); |
| request.setLocalPort(requestHeaderMessage.getInt()); |
| |
| boolean isSSL = requestHeaderMessage.getByte() != 0; |
| if (isSSL) { |
| request.scheme().setString("https"); |
| } |
| |
| // Decode headers |
| MimeHeaders headers = request.getMimeHeaders(); |
| |
| int hCount = requestHeaderMessage.getInt(); |
| for(int i = 0 ; i < hCount ; i++) { |
| String hName = null; |
| |
| // Header names are encoded as either an integer code starting |
| // with 0xA0, or as a normal string (in which case the first |
| // two bytes are the length). |
| int isc = requestHeaderMessage.peekInt(); |
| int hId = isc & 0xFF; |
| |
| MessageBytes vMB = null; |
| isc &= 0xFF00; |
| if(0xA000 == isc) { |
| requestHeaderMessage.getInt(); // To advance the read position |
| hName = Constants.getHeaderForCode(hId - 1); |
| vMB = headers.addValue(hName); |
| } else { |
| // reset hId -- if the header currently being read |
| // happens to be 7 or 8 bytes long, the code below |
| // will think it's the content-type header or the |
| // content-length header - SC_REQ_CONTENT_TYPE=7, |
| // SC_REQ_CONTENT_LENGTH=8 - leading to unexpected |
| // behaviour. see bug 5861 for more information. |
| hId = -1; |
| requestHeaderMessage.getBytes(tmpMB); |
| ByteChunk bc = tmpMB.getByteChunk(); |
| vMB = headers.addValue(bc.getBuffer(), |
| bc.getStart(), bc.getLength()); |
| } |
| |
| requestHeaderMessage.getBytes(vMB); |
| |
| if (hId == Constants.SC_REQ_CONTENT_LENGTH || |
| (hId == -1 && tmpMB.equalsIgnoreCase("Content-Length"))) { |
| // just read the content-length header, so set it |
| long cl = vMB.getLong(); |
| if(cl < Integer.MAX_VALUE) |
| request.setContentLength( (int)cl ); |
| } else if (hId == Constants.SC_REQ_CONTENT_TYPE || |
| (hId == -1 && tmpMB.equalsIgnoreCase("Content-Type"))) { |
| // just read the content-type header, so set it |
| ByteChunk bchunk = vMB.getByteChunk(); |
| request.contentType().setBytes(bchunk.getBytes(), |
| bchunk.getOffset(), |
| bchunk.getLength()); |
| } |
| } |
| |
| // Decode extra attributes |
| boolean secret = false; |
| byte attributeCode; |
| while ((attributeCode = requestHeaderMessage.getByte()) |
| != Constants.SC_A_ARE_DONE) { |
| |
| switch (attributeCode) { |
| |
| case Constants.SC_A_REQ_ATTRIBUTE : |
| requestHeaderMessage.getBytes(tmpMB); |
| String n = tmpMB.toString(); |
| requestHeaderMessage.getBytes(tmpMB); |
| String v = tmpMB.toString(); |
| /* |
| * AJP13 misses to forward the remotePort. |
| * Allow the AJP connector to add this info via |
| * a private request attribute. |
| * We will accept the forwarded data as the remote port, |
| * and remove it from the public list of request attributes. |
| */ |
| if(n.equals(Constants.SC_A_REQ_REMOTE_PORT)) { |
| try { |
| request.setRemotePort(Integer.parseInt(v)); |
| } catch (NumberFormatException nfe) { |
| // Ignore invalid value |
| } |
| } else { |
| request.setAttribute(n, v ); |
| } |
| break; |
| |
| case Constants.SC_A_CONTEXT : |
| requestHeaderMessage.getBytes(tmpMB); |
| // nothing |
| break; |
| |
| case Constants.SC_A_SERVLET_PATH : |
| requestHeaderMessage.getBytes(tmpMB); |
| // nothing |
| break; |
| |
| case Constants.SC_A_REMOTE_USER : |
| if (tomcatAuthentication) { |
| // ignore server |
| requestHeaderMessage.getBytes(tmpMB); |
| } else { |
| requestHeaderMessage.getBytes(request.getRemoteUser()); |
| } |
| break; |
| |
| case Constants.SC_A_AUTH_TYPE : |
| if (tomcatAuthentication) { |
| // ignore server |
| requestHeaderMessage.getBytes(tmpMB); |
| } else { |
| requestHeaderMessage.getBytes(request.getAuthType()); |
| } |
| break; |
| |
| case Constants.SC_A_QUERY_STRING : |
| requestHeaderMessage.getBytes(request.queryString()); |
| break; |
| |
| case Constants.SC_A_JVM_ROUTE : |
| requestHeaderMessage.getBytes(request.instanceId()); |
| break; |
| |
| case Constants.SC_A_SSL_CERT : |
| request.scheme().setString("https"); |
| // SSL certificate extraction is lazy, moved to JkCoyoteHandler |
| requestHeaderMessage.getBytes(certificates); |
| break; |
| |
| case Constants.SC_A_SSL_CIPHER : |
| request.scheme().setString("https"); |
| requestHeaderMessage.getBytes(tmpMB); |
| request.setAttribute(SSLSupport.CIPHER_SUITE_KEY, |
| tmpMB.toString()); |
| break; |
| |
| case Constants.SC_A_SSL_SESSION : |
| request.scheme().setString("https"); |
| requestHeaderMessage.getBytes(tmpMB); |
| request.setAttribute(SSLSupport.SESSION_ID_KEY, |
| tmpMB.toString()); |
| break; |
| |
| case Constants.SC_A_SSL_KEY_SIZE : |
| request.setAttribute(SSLSupport.KEY_SIZE_KEY, |
| Integer.valueOf(requestHeaderMessage.getInt())); |
| break; |
| |
| case Constants.SC_A_STORED_METHOD: |
| requestHeaderMessage.getBytes(request.method()); |
| break; |
| |
| case Constants.SC_A_SECRET: |
| requestHeaderMessage.getBytes(tmpMB); |
| if (requiredSecret != null) { |
| secret = true; |
| if (!tmpMB.equals(requiredSecret)) { |
| response.setStatus(403); |
| adapter.log(request, response, 0); |
| error = true; |
| } |
| } |
| break; |
| |
| default: |
| // Ignore unknown attribute for backward compatibility |
| break; |
| |
| } |
| |
| } |
| |
| // Check if secret was submitted if required |
| if ((requiredSecret != null) && !secret) { |
| response.setStatus(403); |
| adapter.log(request, response, 0); |
| error = true; |
| } |
| |
| // Check for a full URI (including protocol://host:port/) |
| ByteChunk uriBC = request.requestURI().getByteChunk(); |
| if (uriBC.startsWithIgnoreCase("http", 0)) { |
| |
| int pos = uriBC.indexOf("://", 0, 3, 4); |
| int uriBCStart = uriBC.getStart(); |
| int slashPos = -1; |
| if (pos != -1) { |
| byte[] uriB = uriBC.getBytes(); |
| slashPos = uriBC.indexOf('/', pos + 3); |
| if (slashPos == -1) { |
| slashPos = uriBC.getLength(); |
| // Set URI as "/" |
| request.requestURI().setBytes |
| (uriB, uriBCStart + pos + 1, 1); |
| } else { |
| request.requestURI().setBytes |
| (uriB, uriBCStart + slashPos, |
| uriBC.getLength() - slashPos); |
| } |
| MessageBytes hostMB = headers.setValue("host"); |
| hostMB.setBytes(uriB, uriBCStart + pos + 3, |
| slashPos - pos - 3); |
| } |
| |
| } |
| |
| MessageBytes valueMB = request.getMimeHeaders().getValue("host"); |
| parseHost(valueMB); |
| |
| } |
| |
| |
| /** |
| * Parse host. |
| */ |
| protected void parseHost(MessageBytes valueMB) { |
| |
| if (valueMB == null || valueMB.isNull()) { |
| // HTTP/1.0 |
| request.setServerPort(request.getLocalPort()); |
| try { |
| request.serverName().duplicate(request.localName()); |
| } catch (IOException e) { |
| response.setStatus(400); |
| adapter.log(request, response, 0); |
| error = true; |
| } |
| return; |
| } |
| |
| ByteChunk valueBC = valueMB.getByteChunk(); |
| byte[] valueB = valueBC.getBytes(); |
| int valueL = valueBC.getLength(); |
| int valueS = valueBC.getStart(); |
| int colonPos = -1; |
| if (hostNameC.length < valueL) { |
| hostNameC = new char[valueL]; |
| } |
| |
| boolean ipv6 = (valueB[valueS] == '['); |
| boolean bracketClosed = false; |
| for (int i = 0; i < valueL; i++) { |
| char b = (char) valueB[i + valueS]; |
| hostNameC[i] = b; |
| if (b == ']') { |
| bracketClosed = true; |
| } else if (b == ':') { |
| if (!ipv6 || bracketClosed) { |
| colonPos = i; |
| break; |
| } |
| } |
| } |
| |
| if (colonPos < 0) { |
| if (request.scheme().equalsIgnoreCase("https")) { |
| // 443 - Default HTTPS port |
| request.setServerPort(443); |
| } else { |
| // 80 - Default HTTTP port |
| request.setServerPort(80); |
| } |
| request.serverName().setChars(hostNameC, 0, valueL); |
| } else { |
| |
| request.serverName().setChars(hostNameC, 0, colonPos); |
| |
| int port = 0; |
| int mult = 1; |
| for (int i = valueL - 1; i > colonPos; i--) { |
| int charValue = HexUtils.getDec(valueB[i + valueS]); |
| if (charValue == -1) { |
| // Invalid character |
| error = true; |
| // 400 - Bad request |
| response.setStatus(400); |
| adapter.log(request, response, 0); |
| break; |
| } |
| port = port + (charValue * mult); |
| mult = 10 * mult; |
| } |
| request.setServerPort(port); |
| } |
| } |
| |
| |
| /** |
| * When committing the response, we have to validate the set of headers, as |
| * well as setup the response filters. |
| */ |
| protected void prepareResponse() |
| throws IOException { |
| |
| response.setCommitted(true); |
| |
| responseHeaderMessage.reset(); |
| responseHeaderMessage.appendByte(Constants.JK_AJP13_SEND_HEADERS); |
| |
| // HTTP header contents |
| responseHeaderMessage.appendInt(response.getStatus()); |
| String message = null; |
| if (org.apache.coyote.Constants.USE_CUSTOM_STATUS_MSG_IN_HEADER && |
| HttpMessages.isSafeInHttpHeader(response.getMessage())) { |
| message = response.getMessage(); |
| } |
| if (message == null){ |
| message = HttpMessages.getMessage(response.getStatus()); |
| } |
| if (message == null) { |
| // mod_jk + httpd 2.x fails with a null status message - bug 45026 |
| message = Integer.toString(response.getStatus()); |
| } |
| tmpMB.setString(message); |
| responseHeaderMessage.appendBytes(tmpMB); |
| |
| // Special headers |
| MimeHeaders headers = response.getMimeHeaders(); |
| String contentType = response.getContentType(); |
| if (contentType != null) { |
| headers.setValue("Content-Type").setString(contentType); |
| } |
| String contentLanguage = response.getContentLanguage(); |
| if (contentLanguage != null) { |
| headers.setValue("Content-Language").setString(contentLanguage); |
| } |
| long contentLength = response.getContentLengthLong(); |
| if (contentLength >= 0) { |
| headers.setValue("Content-Length").setLong(contentLength); |
| } |
| |
| // Other headers |
| int numHeaders = headers.size(); |
| responseHeaderMessage.appendInt(numHeaders); |
| for (int i = 0; i < numHeaders; i++) { |
| MessageBytes hN = headers.getName(i); |
| int hC = Constants.getResponseAjpIndex(hN.toString()); |
| if (hC > 0) { |
| responseHeaderMessage.appendInt(hC); |
| } |
| else { |
| responseHeaderMessage.appendBytes(hN); |
| } |
| MessageBytes hV=headers.getValue(i); |
| responseHeaderMessage.appendBytes(hV); |
| } |
| |
| // Write to buffer |
| responseHeaderMessage.end(); |
| output(responseHeaderMessage.getBuffer(), 0, |
| responseHeaderMessage.getLen()); |
| } |
| |
| // Methods called by prepareResponse() |
| protected abstract void output(byte[] src, int offset, int length) |
| throws IOException; |
| |
| |
| protected boolean isAsync() { |
| return asyncStateMachine.isAsync(); |
| } |
| |
| protected SocketState asyncPostProcess() { |
| return asyncStateMachine.asyncPostProcess(); |
| } |
| |
| // ------------------------------------- InputStreamInputBuffer Inner Class |
| |
| |
| /** |
| * This class is an input buffer which will read its data from an input |
| * stream. |
| */ |
| protected class SocketInputBuffer |
| implements InputBuffer { |
| |
| |
| /** |
| * Read bytes into the specified chunk. |
| */ |
| @Override |
| public int doRead(ByteChunk chunk, Request req ) |
| throws IOException { |
| |
| if (endOfStream) { |
| return -1; |
| } |
| if (first && req.getContentLengthLong() > 0) { |
| // Handle special first-body-chunk |
| if (!receive()) { |
| return 0; |
| } |
| } else if (empty) { |
| if (!refillReadBuffer()) { |
| return -1; |
| } |
| } |
| ByteChunk bc = bodyBytes.getByteChunk(); |
| chunk.setBytes(bc.getBuffer(), bc.getStart(), bc.getLength()); |
| empty = true; |
| return chunk.getLength(); |
| |
| } |
| |
| } |
| |
| // Methods used by SocketInputBuffer |
| protected abstract boolean receive() throws IOException; |
| protected abstract boolean refillReadBuffer() throws IOException; |
| } |