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#17: Download attachments from emails
From #20
2 parents 6b04890 + 54c89a9 commit 8016aa9

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+343
-47
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10 files changed

+343
-47
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‎.circleci/config.yml‎

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@@ -4,6 +4,8 @@
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# Environment variables: https://circleci.com/docs/2.0/env-vars
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# Verify circleci *.yml: https://circleci.com/docs/2.0/local-cli
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#
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# @todo #/DEV Enable `qulice` plugin once https://github.com/teamed/qulice/issues/1035 is resolved.
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#
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version: 2
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jobs:
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assemble_jar:
@@ -20,7 +22,7 @@ jobs:
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- run:
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name: Build java sources (including integration tests)
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command: |
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mvn -X -P integration-tests,qulice clean install -DLL.yandex.user=${EMAIL_USER} -DLL.yandex.pass=${EMAIL_PASS} -DLL.yandex.to.user=${EMAIL_TO}
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mvn -X -P integration-tests clean install -DLL.yandex.user=${EMAIL_USER} -DLL.yandex.pass=${EMAIL_PASS} -DLL.yandex.to.user=${EMAIL_TO}
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workflows:
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version: 2

‎.gitignore‎

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*.iml
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*.iws
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*.class
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/.idea/
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/.idea/
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/.tmp/

‎pom.xml‎

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@@ -31,9 +31,7 @@
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<version>0.0.0</version>
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<packaging>jar</packaging>
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<name>${project.artifactId}</name>
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<description>
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Simplify manipulations with CLI terminal(s) for Java-based applications
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</description>
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<description>Simplify manipulations with CLI terminal(s) for Java-based applications</description>
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<url>http://github.com/dgroup/mbox4j</url>
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<licenses>
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<license>
@@ -61,9 +59,7 @@
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<!-- Application properties -->
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<build.version>${project.version}</build.version>
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<license>MIT License</license>
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<license.url>
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https://github.com/dgroup/mbox4j/blob/master/license.txt
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</license.url>
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<license.url>https://github.com/dgroup/mbox4j/blob/master/license.txt</license.url>
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<!-- System, mvn plugins, etc -->
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<jdk.version>1.8</jdk.version>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<mvn.gpg.version>1.5</mvn.gpg.version>
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<mvn.properties.version>1.0.0</mvn.properties.version>
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<jacoco.version>0.7.9</jacoco.version>
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<qulice.version>0.18.9</qulice.version>
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<qulice.version>0.18.13</qulice.version>
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<sonar.version>3.4.0.905</sonar.version>
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<commons-logging.version>1.2</commons-logging.version>
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<!-- General dependencies -->

‎src/main/java/io/github/dgroup/mbox4j/inbox/javax/AttachmentOf.java‎

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/*
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* MIT License
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*
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* Copyright (c) 2019 Yurii Dubinka
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10+
* and/or sell copies of the Software, and to permit persons to whom
11+
* the Software is furnished to do so, subject to the following conditions:
12+
*
13+
* The above copyright notice and this permission notice shall be included
14+
* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17+
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18+
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
19+
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20+
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
22+
* OR OTHER DEALINGS IN THE SOFTWARE.
23+
*/
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package io.github.dgroup.mbox4j.inbox.javax;
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import java.io.BufferedInputStream;
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import java.io.BufferedOutputStream;
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import java.io.File;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import javax.mail.Part;
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import org.cactoos.Scalar;
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import org.cactoos.io.InputOf;
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import org.cactoos.io.OutputTo;
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import org.cactoos.io.TeeInput;
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import org.cactoos.scalar.LengthOf;
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/**
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* Represents an attachment from {@link javax.mail.Part}.
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*
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* @since 0.1.0
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*/
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public final class AttachmentOf implements Scalar<File> {
47+
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/**
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* An instance of {@link javax.mail.Part} with attachment.
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*/
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private final Part part;
52+
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/**
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* The temporal directory for the email attachments.
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*/
56+
private final Scalar<File> tmp;
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/**
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* Ctor.
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* @param part An instance of {@link javax.mail.Part} with attachment.
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* @param tmp The temporal directory for the email attachments.
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*/
63+
public AttachmentOf(final Part part, final Scalar<File> tmp) {
64+
this.part = part;
65+
this.tmp = tmp;
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}
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@Override
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@SuppressWarnings("PMD.AvoidCatchingGenericException")
70+
public File value() throws IOException {
71+
try {
72+
final Path dest = Paths.get(
73+
this.tmp.value().getAbsolutePath(), this.part.getFileName()
74+
);
75+
try (BufferedInputStream inp = new BufferedInputStream(this.part.getInputStream());
76+
BufferedOutputStream out = new BufferedOutputStream(Files.newOutputStream(dest))) {
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new LengthOf(
78+
new TeeInput(
79+
new InputOf(inp),
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new OutputTo(out)
81+
)
82+
).intValue();
83+
}
84+
return dest.toFile();
85+
// @checkstyle IllegalCatchCheck (3 lines)
86+
} catch (final Exception cause) {
87+
throw new IOException(cause);
88+
}
89+
}
90+
}

‎src/main/java/io/github/dgroup/mbox4j/inbox/javax/PartsOf.java‎

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/*
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* MIT License
3+
*
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* Copyright (c) 2019 Yurii Dubinka
5+
*
6+
* Permission is hereby granted, free of charge, to any person obtaining a copy
7+
* of this software and associated documentation files (the "Software"),
8+
* to deal in the Software without restriction, including without limitation
9+
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10+
* and/or sell copies of the Software, and to permit persons to whom
11+
* the Software is furnished to do so, subject to the following conditions:
12+
*
13+
* The above copyright notice and this permission notice shall be included
14+
* in all copies or substantial portions of the Software.
15+
*
16+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17+
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18+
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
19+
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20+
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21+
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
22+
* OR OTHER DEALINGS IN THE SOFTWARE.
23+
*/
24+
25+
package io.github.dgroup.mbox4j.inbox.javax;
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27+
import java.util.ArrayList;
28+
import java.util.Collection;
29+
import javax.mail.Multipart;
30+
import javax.mail.Part;
31+
import org.cactoos.iterable.IterableEnvelope;
32+
33+
/**
34+
* Represents all parts of {@link javax.mail.Multipart} as an {@link Iterable}.
35+
*
36+
* @since 0.1.0
37+
* @todo #/DEV Add hierarchical unwrap as multipart can have tree-based structure.
38+
* For example, the multipart can have few levels with multipart(s).
39+
*/
40+
public final class PartsOf extends IterableEnvelope<Part> {
41+
42+
/**
43+
* Ctor.
44+
* @param multipart The content of email message.
45+
*/
46+
public PartsOf(final Multipart multipart) {
47+
super(
48+
() -> {
49+
final int quantity = multipart.getCount();
50+
final Collection<Part> parts = new ArrayList<>(quantity);
51+
for (int idx = 0; idx < quantity; ++idx) {
52+
parts.add(multipart.getBodyPart(idx));
53+
}
54+
return parts;
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}
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);
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}
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}

‎src/main/java/io/github/dgroup/mbox4j/inbox/javax/RecipientsOf.java‎

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/*
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* MIT License
3+
*
4+
* Copyright (c) 2019 Yurii Dubinka
5+
*
6+
* Permission is hereby granted, free of charge, to any person obtaining a copy
7+
* of this software and associated documentation files (the "Software"),
8+
* to deal in the Software without restriction, including without limitation
9+
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
10+
* and/or sell copies of the Software, and to permit persons to whom
11+
* the Software is furnished to do so, subject to the following conditions:
12+
*
13+
* The above copyright notice and this permission notice shall be included
14+
* in all copies or substantial portions of the Software.
15+
*
16+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17+
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18+
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
19+
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20+
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21+
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
22+
* OR OTHER DEALINGS IN THE SOFTWARE.
23+
*/
24+
25+
package io.github.dgroup.mbox4j.inbox.javax;
26+
27+
import java.util.Collections;
28+
import java.util.Set;
29+
import javax.mail.Address;
30+
import javax.mail.Message;
31+
import org.cactoos.collection.Mapped;
32+
import org.cactoos.set.SetEnvelope;
33+
import org.cactoos.set.SetOf;
34+
35+
/**
36+
* The email recipients based on their type for the dedicated message.
37+
*
38+
* @since 0.1.0
39+
*/
40+
public final class RecipientsOf extends SetEnvelope<String> {
41+
42+
/**
43+
* Ctor.
44+
* @param type The type of recipients.
45+
* @param msg The message with recipients.
46+
*/
47+
public RecipientsOf(final Message.RecipientType type, final Message msg) {
48+
super(
49+
() -> {
50+
final Address[] addresses = msg.getRecipients(type);
51+
final Set<String> recipients;
52+
if (addresses == null || addresses.length == 0) {
53+
recipients = Collections.emptySet();
54+
} else {
55+
recipients = new SetOf<>(
56+
new Mapped<>(Address::toString, addresses)
57+
);
58+
}
59+
return recipients;
60+
}
61+
);
62+
}
63+
}

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