| /* |
| * 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.tika.mime; |
| |
| /** |
| * Defines a magic for a MimeType. A magic is made of one or several |
| * MagicClause. |
| * |
| * |
| */ |
| class Magic implements Clause, Comparable<Magic> { |
| |
| private final MimeType type; |
| |
| private int priority = 50; |
| |
| private Clause clause = null; |
| |
| Magic(MimeType type) { |
| this.type = type; |
| } |
| |
| MimeType getType() { |
| return type; |
| } |
| |
| void setPriority(int priority) { |
| this.priority = priority; |
| } |
| |
| int getPriority() { |
| return priority; |
| } |
| |
| void setClause(Clause clause) { |
| this.clause = clause; |
| } |
| |
| public boolean eval(byte[] data) { |
| return clause.eval(data); |
| } |
| |
| public int size() { |
| return clause.size(); |
| } |
| |
| public String toString() { |
| StringBuffer buf = new StringBuffer(); |
| buf.append("[").append(priority).append("/").append(clause).append("]"); |
| return buf.toString(); |
| } |
| |
| public int compareTo(Magic o) { |
| int diff = o.priority - priority; |
| if (diff == 0) { |
| diff = o.size() - size(); |
| } |
| if (diff == 0) { |
| diff = o.type.compareTo(type); |
| } |
| if (diff == 0) { |
| diff = o.toString().compareTo(toString()); |
| } |
| return diff; |
| } |
| |
| } |