| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. 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. For additional information regarding |
| * copyright in this work, please see the NOTICE file in the top level |
| * directory of this distribution. |
| */ |
| package org.apache.abdera2.common.http; |
| |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| public final class Method { |
| |
| private static final Map<String, Method> methods = |
| new ConcurrentHashMap<String, Method>(); |
| |
| public static final Method GET = |
| new Method("GET", true, true); |
| public static final Method POST = |
| new Method("POST", false, false); |
| public static final Method PUT = |
| new Method("PUT", true, false); |
| public static final Method DELETE = |
| new Method("DELETE", true, false); |
| public static final Method OPTIONS = |
| new Method("OPTIONS", true, true); |
| public static final Method PATCH = |
| new Method("PATCH", false, false); |
| public static final Method HEAD = |
| new Method("HEAD", true, true); |
| public static final Method TRACE = |
| new Method("TRACE", true, true); |
| |
| static { |
| methods.put(GET.name,GET); |
| methods.put(POST.name,POST); |
| methods.put(PUT.name, PUT); |
| methods.put(DELETE.name,DELETE); |
| methods.put(OPTIONS.name,OPTIONS); |
| methods.put(PATCH.name, PATCH); |
| methods.put(HEAD.name, HEAD); |
| methods.put(TRACE.name, TRACE); |
| } |
| |
| static void add(Method method) { |
| methods.put(method.name(),method); |
| } |
| |
| public static boolean isIdempotent(String method) { |
| Method m = get(method); |
| return m != null ? m.idempotent() : false; |
| } |
| |
| public static boolean isSafe(String method) { |
| Method m = get(method); |
| return m != null ? m.safe() : false; |
| } |
| |
| public static Method add(String name, boolean idempotent, boolean safe) { |
| if (name == null) |
| throw new IllegalArgumentException(); |
| if (!methods.containsKey(name)) { |
| name = name.toUpperCase(); |
| Method method = new Method(name,idempotent,safe); |
| add(method); |
| return method; |
| } else return null; |
| } |
| |
| public static Method get(String name) { |
| if (name == null) |
| throw new IllegalArgumentException(); |
| return methods.get(name.toUpperCase()); |
| } |
| |
| public static Method get(String name, boolean create) { |
| Method method = get(name); |
| if (method == null && create) { |
| method = add(name,false,false); |
| } |
| return method; |
| } |
| |
| private final String name; |
| private final boolean idempotent; |
| private final boolean safe; |
| |
| Method(String name) { |
| this(name,false,false); |
| } |
| |
| Method(String name, boolean idempotent, boolean safe) { |
| this.name = name.toUpperCase(); |
| this.idempotent = idempotent; |
| this.safe = safe; |
| } |
| |
| public String name() { |
| return name; |
| } |
| |
| public boolean idempotent() { |
| return idempotent; |
| } |
| |
| public boolean safe() { |
| return safe; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + (idempotent ? 1231 : 1237); |
| result = prime * result + ((name == null) ? 0 : name.hashCode()); |
| result = prime * result + (safe ? 1231 : 1237); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| Method other = (Method) obj; |
| if (idempotent != other.idempotent) |
| return false; |
| if (name == null) { |
| if (other.name != null) |
| return false; |
| } else if (!name.equals(other.name)) |
| return false; |
| if (safe != other.safe) |
| return false; |
| return true; |
| } |
| |
| public String toString() { |
| return name; |
| } |
| } |