| /* |
| * 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.olingo.server.core.deserializer.batch; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| public class Header implements Iterable<HeaderField>, Cloneable { |
| private Map<String, HeaderField> headers = new HashMap<>(); |
| private int lineNumber; |
| |
| public Header(final int lineNumer) { |
| lineNumber = lineNumer; |
| } |
| |
| public void addHeader(final String name, final String value, final int lineNumber) { |
| final HeaderField headerField = getHeaderFieldOrDefault(name, lineNumber); |
| final List<String> headerValues = headerField.getValues(); |
| |
| if (!headerValues.contains(value)) { |
| headerValues.add(value); |
| } |
| } |
| |
| public void addHeader(final String name, final List<String> values, final int lineNumber) { |
| final HeaderField headerField = getHeaderFieldOrDefault(name, lineNumber); |
| final List<String> headerValues = headerField.getValues(); |
| |
| for (final String value : values) { |
| if (!headerValues.contains(value)) { |
| headerValues.add(value); |
| } |
| } |
| } |
| |
| public void replaceHeaderField(final HeaderField headerField) { |
| headers.put(headerField.getFieldName().toLowerCase(Locale.ENGLISH), headerField); |
| } |
| |
| public boolean exists(final String name) { |
| final HeaderField field = headers.get(name.toLowerCase(Locale.ENGLISH)); |
| |
| return field != null && !field.getValues().isEmpty(); |
| } |
| |
| public void removeHeader(final String name) { |
| headers.remove(name.toLowerCase(Locale.ENGLISH)); |
| } |
| |
| public String getHeader(final String name) { |
| final HeaderField headerField = getHeaderField(name); |
| |
| return (headerField == null) ? null : headerField.getValue(); |
| } |
| |
| public List<String> getHeaders(final String name) { |
| final HeaderField headerField = getHeaderField(name); |
| |
| return (headerField == null) ? new ArrayList<>() : headerField.getValues(); |
| } |
| |
| public HeaderField getHeaderField(final String name) { |
| return headers.get(name.toLowerCase(Locale.ENGLISH)); |
| } |
| |
| public int getLineNumber() { |
| return lineNumber; |
| } |
| |
| public Map<String, String> toSingleMap() { |
| final Map<String, String> singleMap = new HashMap<>(); |
| |
| for (final Map.Entry<String, HeaderField> entries : headers.entrySet()) { |
| HeaderField field = entries.getValue(); |
| singleMap.put(field.getFieldName(), getHeader(entries.getKey())); |
| } |
| |
| return singleMap; |
| } |
| |
| public Map<String, List<String>> toMultiMap() { |
| final Map<String, List<String>> singleMap = new HashMap<>(); |
| |
| for (final Map.Entry<String, HeaderField> entries : headers.entrySet()) { |
| HeaderField field = entries.getValue(); |
| singleMap.put(field.getFieldName(), field.getValues()); |
| } |
| |
| return singleMap; |
| } |
| |
| private HeaderField getHeaderFieldOrDefault(final String name, final int lineNumber) { |
| HeaderField headerField = headers.get(name.toLowerCase(Locale.ENGLISH)); |
| if (headerField == null) { |
| headerField = new HeaderField(name, lineNumber); |
| headers.put(name.toLowerCase(Locale.ENGLISH), headerField); |
| } |
| |
| return headerField; |
| } |
| |
| @Override |
| public Header clone() throws CloneNotSupportedException{ |
| Header clone = (Header) super.clone(); |
| clone.lineNumber = lineNumber; |
| clone.headers = new HashMap<>(); |
| for (final Map.Entry<String, HeaderField> entries : headers.entrySet()) { |
| clone.headers.put(entries.getKey(), entries.getValue().clone()); |
| } |
| |
| return clone; |
| } |
| |
| @Override |
| public Iterator<HeaderField> iterator() { |
| return new Iterator<HeaderField>() { |
| Iterator<String> keyIterator = headers.keySet().iterator(); |
| |
| @Override |
| public boolean hasNext() { |
| return keyIterator.hasNext(); |
| } |
| |
| @Override |
| public HeaderField next() { |
| return headers.get(keyIterator.next()); |
| } |
| |
| @Override |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| } |
| }; |
| } |
| |
| public static List<String> splitValuesByComma(final String headerValue) { |
| final List<String> singleValues = new ArrayList<>(); |
| |
| String[] parts = headerValue.split(","); |
| for (final String value : parts) { |
| singleValues.add(value.trim()); |
| } |
| |
| return singleValues; |
| } |
| } |