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72 changes: 72 additions & 0 deletions
72
mailbox/store/src/main/java/org/apache/james/mailbox/store/mail/model/impl/Cid.java
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| Original file line number | Original file line | Diff line number | Diff line change |
|---|---|---|---|
| @@ -0,0 +1,72 @@ | |||
| /**************************************************************** | |||
| * 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. * | |||
| ****************************************************************/ | |||
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| package org.apache.james.mailbox.store.mail.model.impl; | |||
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| import com.google.common.base.Objects; | |||
| import com.google.common.base.Preconditions; | |||
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| public class Cid { | |||
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| public static Cid from(String cidAsString) { | |||
| Preconditions.checkNotNull(cidAsString); | |||
| Preconditions.checkArgument(!cidAsString.isEmpty(), "'cidAsString' is mandatory"); | |||
| return new Cid(normalizedCid(cidAsString)); | |||
| } | |||
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| private static String normalizedCid(String input) { | |||
| if (isWrappedWithAngleBrackets(input)) { | |||
| return unwrap(input); | |||
| } | |||
| return input; | |||
| } | |||
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| private static String unwrap(String cidAsString) { | |||
| return cidAsString.substring(1, cidAsString.length() - 1); | |||
| } | |||
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| private static boolean isWrappedWithAngleBrackets(String cidAsString) { | |||
| return cidAsString.startsWith("<") && cidAsString.endsWith(">"); | |||
| } | |||
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| private final String value; | |||
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| private Cid(String value) { | |||
| this.value = value; | |||
| } | |||
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| public String getValue() { | |||
| return value; | |||
| } | |||
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| @Override | |||
| public final boolean equals(Object obj) { | |||
| if (obj instanceof Cid) { | |||
| Cid other = (Cid) obj; | |||
| return Objects.equal(this.value, other.value); | |||
| } | |||
| return false; | |||
| } | |||
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| @Override | |||
| public final int hashCode() { | |||
| return Objects.hashCode(this.value); | |||
| } | |||
| } | |||
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74 changes: 74 additions & 0 deletions
74
mailbox/store/src/test/java/org/apache/james/mailbox/store/mail/model/impl/CidTest.java
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| Original file line number | Original file line | Diff line number | Diff line change |
|---|---|---|---|
| @@ -0,0 +1,74 @@ | |||
| /**************************************************************** | |||
| * 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. * | |||
| ****************************************************************/ | |||
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| package org.apache.james.mailbox.store.mail.model.impl; | |||
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| import static org.assertj.core.api.Assertions.assertThat; | |||
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| import org.junit.Rule; | |||
| import org.junit.Test; | |||
| import org.junit.rules.ExpectedException; | |||
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| import nl.jqno.equalsverifier.EqualsVerifier; | |||
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| public class CidTest { | |||
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| @Rule public ExpectedException expectedException = ExpectedException.none(); | |||
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| @Test | |||
| public void fromShouldThrowWhenNull() { | |||
| expectedException.expect(NullPointerException.class); | |||
| Cid.from(null); | |||
| } | |||
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| @Test | |||
| public void fromShouldThrowWhenEmpty() { | |||
| expectedException.expect(IllegalArgumentException.class); | |||
| Cid.from(""); | |||
| } | |||
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| @Test | |||
| public void fromShouldRemoveTagsWhenExists() { | |||
| Cid cid = Cid.from("<123>"); | |||
| assertThat(cid.getValue()).isEqualTo("123"); | |||
| } | |||
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| @Test | |||
| public void fromShouldNotRemoveTagsWhenNone() { | |||
| Cid cid = Cid.from("123"); | |||
| assertThat(cid.getValue()).isEqualTo("123"); | |||
| } | |||
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| @Test | |||
| public void fromShouldNotRemoveTagsWhenNotEndTag() { | |||
| Cid cid = Cid.from("<123"); | |||
| assertThat(cid.getValue()).isEqualTo("<123"); | |||
| } | |||
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| @Test | |||
| public void fromShouldNotRemoveTagsWhenNotStartTag() { | |||
| Cid cid = Cid.from("123>"); | |||
| assertThat(cid.getValue()).isEqualTo("123>"); | |||
| } | |||
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| @Test | |||
| public void shouldRespectJavaBeanContract() { | |||
| EqualsVerifier.forClass(Cid.class).verify(); | |||
| } | |||
| } | |||
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