From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../httpclientandroidlib/message/HeaderGroup.java | 311 +++++++++++++++++++++ 1 file changed, 311 insertions(+) create mode 100644 mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/HeaderGroup.java (limited to 'mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/HeaderGroup.java') diff --git a/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/HeaderGroup.java b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/HeaderGroup.java new file mode 100644 index 000000000..fe8cdce95 --- /dev/null +++ b/mobile/android/thirdparty/ch/boye/httpclientandroidlib/message/HeaderGroup.java @@ -0,0 +1,311 @@ +/* + * ==================================================================== + * 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 + * . + * + */ + +package ch.boye.httpclientandroidlib.message; + +import java.io.Serializable; +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.Locale; + +import ch.boye.httpclientandroidlib.Header; +import ch.boye.httpclientandroidlib.HeaderIterator; +import ch.boye.httpclientandroidlib.annotation.NotThreadSafe; +import ch.boye.httpclientandroidlib.util.CharArrayBuffer; + +/** + * A class for combining a set of headers. + * This class allows for multiple headers with the same name and + * keeps track of the order in which headers were added. + * + * + * @since 4.0 + */ +@NotThreadSafe +public class HeaderGroup implements Cloneable, Serializable { + + private static final long serialVersionUID = 2608834160639271617L; + + /** The list of headers for this group, in the order in which they were added */ + private final List
headers; + + /** + * Constructor for HeaderGroup. + */ + public HeaderGroup() { + this.headers = new ArrayList
(16); + } + + /** + * Removes any contained headers. + */ + public void clear() { + headers.clear(); + } + + /** + * Adds the given header to the group. The order in which this header was + * added is preserved. + * + * @param header the header to add + */ + public void addHeader(final Header header) { + if (header == null) { + return; + } + headers.add(header); + } + + /** + * Removes the given header. + * + * @param header the header to remove + */ + public void removeHeader(final Header header) { + if (header == null) { + return; + } + headers.remove(header); + } + + /** + * Replaces the first occurence of the header with the same name. If no header with + * the same name is found the given header is added to the end of the list. + * + * @param header the new header that should replace the first header with the same + * name if present in the list. + */ + public void updateHeader(final Header header) { + if (header == null) { + return; + } + // HTTPCORE-361 : we don't use the for-each syntax, i.e. + // for (Header header : headers) + // as that creates an Iterator that needs to be garbage-collected + for (int i = 0; i < this.headers.size(); i++) { + final Header current = this.headers.get(i); + if (current.getName().equalsIgnoreCase(header.getName())) { + this.headers.set(i, header); + return; + } + } + this.headers.add(header); + } + + /** + * Sets all of the headers contained within this group overriding any + * existing headers. The headers are added in the order in which they appear + * in the array. + * + * @param headers the headers to set + */ + public void setHeaders(final Header[] headers) { + clear(); + if (headers == null) { + return; + } + Collections.addAll(this.headers, headers); + } + + /** + * Gets a header representing all of the header values with the given name. + * If more that one header with the given name exists the values will be + * combined with a "," as per RFC 2616. + * + *

Header name comparison is case insensitive. + * + * @param name the name of the header(s) to get + * @return a header with a condensed value or null if no + * headers by the given name are present + */ + public Header getCondensedHeader(final String name) { + final Header[] hdrs = getHeaders(name); + + if (hdrs.length == 0) { + return null; + } else if (hdrs.length == 1) { + return hdrs[0]; + } else { + final CharArrayBuffer valueBuffer = new CharArrayBuffer(128); + valueBuffer.append(hdrs[0].getValue()); + for (int i = 1; i < hdrs.length; i++) { + valueBuffer.append(", "); + valueBuffer.append(hdrs[i].getValue()); + } + + return new BasicHeader(name.toLowerCase(Locale.ENGLISH), valueBuffer.toString()); + } + } + + /** + * Gets all of the headers with the given name. The returned array + * maintains the relative order in which the headers were added. + * + *

Header name comparison is case insensitive. + * + * @param name the name of the header(s) to get + * + * @return an array of length >= 0 + */ + public Header[] getHeaders(final String name) { + final List

headersFound = new ArrayList
(); + // HTTPCORE-361 : we don't use the for-each syntax, i.e. + // for (Header header : headers) + // as that creates an Iterator that needs to be garbage-collected + for (int i = 0; i < this.headers.size(); i++) { + final Header header = this.headers.get(i); + if (header.getName().equalsIgnoreCase(name)) { + headersFound.add(header); + } + } + + return headersFound.toArray(new Header[headersFound.size()]); + } + + /** + * Gets the first header with the given name. + * + *

Header name comparison is case insensitive. + * + * @param name the name of the header to get + * @return the first header or null + */ + public Header getFirstHeader(final String name) { + // HTTPCORE-361 : we don't use the for-each syntax, i.e. + // for (Header header : headers) + // as that creates an Iterator that needs to be garbage-collected + for (int i = 0; i < this.headers.size(); i++) { + final Header header = this.headers.get(i); + if (header.getName().equalsIgnoreCase(name)) { + return header; + } + } + return null; + } + + /** + * Gets the last header with the given name. + * + *

Header name comparison is case insensitive. + * + * @param name the name of the header to get + * @return the last header or null + */ + public Header getLastHeader(final String name) { + // start at the end of the list and work backwards + for (int i = headers.size() - 1; i >= 0; i--) { + final Header header = headers.get(i); + if (header.getName().equalsIgnoreCase(name)) { + return header; + } + } + + return null; + } + + /** + * Gets all of the headers contained within this group. + * + * @return an array of length >= 0 + */ + public Header[] getAllHeaders() { + return headers.toArray(new Header[headers.size()]); + } + + /** + * Tests if headers with the given name are contained within this group. + * + *

Header name comparison is case insensitive. + * + * @param name the header name to test for + * @return true if at least one header with the name is + * contained, false otherwise + */ + public boolean containsHeader(final String name) { + // HTTPCORE-361 : we don't use the for-each syntax, i.e. + // for (Header header : headers) + // as that creates an Iterator that needs to be garbage-collected + for (int i = 0; i < this.headers.size(); i++) { + final Header header = this.headers.get(i); + if (header.getName().equalsIgnoreCase(name)) { + return true; + } + } + + return false; + } + + /** + * Returns an iterator over this group of headers. + * + * @return iterator over this group of headers. + * + * @since 4.0 + */ + public HeaderIterator iterator() { + return new BasicListHeaderIterator(this.headers, null); + } + + /** + * Returns an iterator over the headers with a given name in this group. + * + * @param name the name of the headers over which to iterate, or + * null for all headers + * + * @return iterator over some headers in this group. + * + * @since 4.0 + */ + public HeaderIterator iterator(final String name) { + return new BasicListHeaderIterator(this.headers, name); + } + + /** + * Returns a copy of this object + * + * @return copy of this object + * + * @since 4.0 + */ + public HeaderGroup copy() { + final HeaderGroup clone = new HeaderGroup(); + clone.headers.addAll(this.headers); + return clone; + } + + @Override + public Object clone() throws CloneNotSupportedException { + return super.clone(); + } + + @Override + public String toString() { + return this.headers.toString(); + } + +} -- cgit v1.2.3