InvalidJid.java

  1/*
  2 * Copyright (c) 2018, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.xmpp;
 31
 32import android.support.annotation.NonNull;
 33
 34import rocks.xmpp.addr.Jid;
 35
 36public class InvalidJid implements Jid {
 37
 38	private final String value;
 39
 40	private InvalidJid(String jid) {
 41		this.value = jid;
 42	}
 43	public  static Jid of(String jid, boolean fallback) {
 44		final int pos = jid.indexOf('/');
 45		if (fallback && pos >= 0 && jid.length() >= pos + 1) {
 46			if (jid.substring(pos+1).trim().isEmpty()) {
 47				return Jid.ofEscaped(jid.substring(0,pos));
 48			}
 49		}
 50		return new InvalidJid(jid);
 51	}
 52
 53	@Override
 54	@NonNull
 55	public String toString() {
 56		return value;
 57	}
 58
 59	@Override
 60	public boolean isFullJid() {
 61		throw new AssertionError("Not implemented");
 62	}
 63
 64	@Override
 65	public boolean isBareJid() {
 66		throw new AssertionError("Not implemented");
 67	}
 68
 69	@Override
 70	public Jid asBareJid() {
 71		throw new AssertionError("Not implemented");
 72	}
 73
 74	@Override
 75	public Jid withLocal(CharSequence charSequence) {
 76		throw new AssertionError("Not implemented");
 77	}
 78
 79	@Override
 80	public Jid withResource(CharSequence charSequence) {
 81		throw new AssertionError("Not implemented");
 82	}
 83
 84	@Override
 85	public Jid atSubdomain(CharSequence charSequence) {
 86		throw new AssertionError("Not implemented");
 87	}
 88
 89	@Override
 90	public String getLocal() {
 91		throw new AssertionError("Not implemented");
 92	}
 93
 94	@Override
 95	public String getEscapedLocal() {
 96		throw new AssertionError("Not implemented");
 97	}
 98
 99	@Override
100	public String getDomain() {
101		throw new AssertionError("Not implemented");
102	}
103
104	@Override
105	public String getResource() {
106		throw new AssertionError("Not implemented");
107	}
108
109	@Override
110	public String toEscapedString() {
111		throw new AssertionError("Not implemented");
112	}
113
114	@Override
115	public int length() {
116		return value.length();
117	}
118
119	@Override
120	public char charAt(int index) {
121		return value.charAt(index);
122	}
123
124	@Override
125	public CharSequence subSequence(int start, int end) {
126		return value.subSequence(start, end);
127	}
128
129	@Override
130	public int compareTo(@NonNull Jid o) {
131		throw new AssertionError("Not implemented");
132	}
133
134	public static Jid getNullForInvalid(Jid jid) {
135		if (jid != null && jid instanceof InvalidJid) {
136			return null;
137		} else {
138			return jid;
139		}
140	}
141
142	public static boolean isValid(Jid jid) {
143		if (jid != null && jid instanceof InvalidJid) {
144			return false;
145		} else {
146			return true;
147		}
148	}
149}