zdm/envoy
zdm/envoy
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Merge pull request #29 from informatik-ag-ngl/f/attachment

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Reworked Attachment
This commit is contained in:
Kai S. K. Engelbart 2020-07-02 16:01:24 +00:00 committed by GitHub
commit 9bf364ef82
6 changed files with 144 additions and 68 deletions
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12
.settings/org.eclipse.wst.common.component
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@ -1,5 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
@ -7,7 +8,8 @@
<wb-module deploy-name="envoy-common">
@ -15,7 +17,8 @@
<wb-resource deploy-path="/" source-path="/src/main/java"/>
@ -23,7 +26,8 @@
</wb-module>

84
src/main/java/envoy/data/Attachment.java Normal file
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@ -0,0 +1,84 @@
package envoy.data;
import java.io.Serializable;
/**
* This interface should be used for any type supposed to be a {@link Message}
* attachment (i.e. images or sound).
* <p>
* Project: <strong>envoy-common</strong><br>
* File: <strong>Attachment.java</strong><br>
* Created: <strong>30 Dec 2019</strong><br>
*
* @author Leon Hofmeister
* @author Kai S. K. Engelbart
* @since Envoy Common v0.2-alpha
*/
public class Attachment implements Serializable {
/**
* Defines the type of the attachment.
*
* @since Envoy Common v0.1-beta
*/
public enum AttachmentType {
/**
* This attachment type denotes a picture.
*
* @since Envoy Common v0.1-beta
*/
PICTURE,
/**
* This attachment type denotes a video.
*
* @since Envoy Common v0.1-beta
*/
VIDEO,
/**
* This attachment type denotes a voice message.
*
* @since Envoy Common v0.1-beta
*/
VOICE,
/**
* This attachment type denotes a document.
*
* @since Envoy Common v0.1-beta
*/
DOCUMENT
}
private final byte[] data;
private final AttachmentType type;
private static final long serialVersionUID = 1L;
/**
* Constructs an attachment.
*
* @param data the data of the attachment
* @param type the type of the attachment
* @since Envoy Common v0.1-beta
*/
public Attachment(byte[] data, AttachmentType type) {
this.data = data;
this.type = type;
}
/**
* @return the data of the attachment
* @since Envoy Common v0.1-beta
*/
public byte[] getData() { return data; }
/**
* @return the type of the attachment
* @since Envoy Common v0.1-beta
*/
public AttachmentType getType() { return type; }
}

9
src/main/java/envoy/data/GroupMessage.java
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@ -29,6 +29,8 @@ public final class GroupMessage extends Message {
* @param senderID the ID of the user who sends the message
* @param groupID the ID of the group which receives the message
* @param creationDate the creation date of the message
* @param receivedDate the received date of the message
* @param readDate the read date of the message
* @param text the text content of the message
* @param attachment the attachment of the message, if present
* @param status the current {@link Message.MessageStatus} of the
@ -38,10 +40,9 @@ public final class GroupMessage extends Message {
* {@link GroupMessage}
* @since Envoy Common v0.1-beta
*/
GroupMessage(long id, long senderID, long groupID, LocalDateTime creationDate, String text, MessageAttachment<?> attachment,
MessageStatus status,
boolean forwarded, Map<Long, MessageStatus> memberStatuses) {
super(id, senderID, groupID, creationDate, text, attachment, status, forwarded);
GroupMessage(long id, long senderID, long groupID, LocalDateTime creationDate, LocalDateTime receivedDate, LocalDateTime readDate, String text,
Attachment attachment, MessageStatus status, boolean forwarded, Map<Long, MessageStatus> memberStatuses) {
super(id, senderID, groupID, creationDate, receivedDate, readDate, text, attachment, status, forwarded);
this.memberStatuses = memberStatuses;
}

27
src/main/java/envoy/data/Message.java
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@ -48,11 +48,11 @@ public class Message implements Serializable {
READ
}
private final long id, senderID, recipientID;
private final boolean forwarded;
private final LocalDateTime creationDate;
private final String text;
private final MessageAttachment<?> attachment;
private final long id, senderID, recipientID;
private final boolean forwarded;
private final LocalDateTime creationDate;
private final String text;
private final Attachment attachment;
private LocalDateTime receivedDate, readDate;
private MessageStatus status;
@ -69,19 +69,22 @@ public class Message implements Serializable {
* @param senderID the ID of the user who sends the message
* @param recipientID the ID of the user who receives the message
* @param creationDate the creation date of the message
* @param receivedDate the received date of the message
* @param readDate the read date of the message
* @param text the text content of the message
* @param attachment the attachment of the message, if present
* @param status the current {@link MessageStatus} of the message
* @param forwarded whether this message was forwarded
* @since Envoy Common v0.2-alpha
*/
Message(long id, long senderID, long recipientID, LocalDateTime creationDate, String text, MessageAttachment<?> attachment,
MessageStatus status,
boolean forwarded) {
Message(long id, long senderID, long recipientID, LocalDateTime creationDate, LocalDateTime receivedDate, LocalDateTime readDate, String text,
Attachment attachment, MessageStatus status, boolean forwarded) {
this.id = id;
this.senderID = senderID;
this.recipientID = recipientID;
this.creationDate = creationDate;
this.receivedDate = receivedDate;
this.readDate = readDate;
this.text = text;
this.attachment = attachment;
this.status = status;
@ -178,7 +181,13 @@ public class Message implements Serializable {
* @return the messageAttachment
* @since Envoy Common v0.2-alpha
*/
public MessageAttachment<?> getAttachment() { return attachment; }
public Attachment getAttachment() { return attachment; }
/**
* @return {@code true} if an attachment is present
* @since Envoy Common v0.1-beta
*/
public boolean hasAttachment() { return attachment != null; }
/**
* @return the current status of this message

43
src/main/java/envoy/data/MessageAttachment.java
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@ -1,43 +0,0 @@
package envoy.data;
import java.io.IOException;
import java.io.Serializable;
import envoy.util.SerializationUtils;
/**
* This interface should be used for any type supposed to be a {@link Message}
* attachment (i.e. images or sound).<br>
* <br>
* Project: <strong>envoy-common</strong><br>
* File: <strong>MessageAttachment.java</strong><br>
* Created: <strong>30 Dec 2019</strong><br>
*
* @author Leon Hofmeister
* @param <T> the type of this message attachment
* @since Envoy Common v0.2-alpha
*/
public class MessageAttachment<T> implements Serializable {
private static final long serialVersionUID = 0L;
private T value;
/**
* @return the type implementing this interface
* @since Envoy Common v0.2-alpha
*/
T getValue() { return value; }
/**
* @return the {@link MessageAttachment} as a byte array
* @throws IOException if the serialization failed
* @since Envoy Common v0.2-alpha
*/
byte[] toByteArray() throws IOException { return SerializationUtils.writeToByteArray(this); }
/**
* @param value the value to set
* @since Envoy Common v0.2-alpha
*/
public void setValue(T value) { this.value = value; }
}

37
src/main/java/envoy/data/MessageBuilder.java
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@ -23,9 +23,9 @@ public class MessageBuilder {
// Properties with default values
private long id;
private LocalDateTime creationDate;
private LocalDateTime creationDate, receivedDate, readDate;
private String text;
private MessageAttachment<?> attachment;
private Attachment attachment;
private Message.MessageStatus status;
private boolean forwarded;
@ -83,7 +83,8 @@ public class MessageBuilder {
* <table border="1">
* <tr>
* <td>{@code date}</td>
* <td>{@code LocalDateTime.now()}</td>
* <td>{@code LocalDateTime.now()} and {@code null} for {@code receivedDate} and
* {@code readDate}</td>
* <tr>
* <tr>
* <td>{@code text}</td>
@ -100,7 +101,7 @@ public class MessageBuilder {
*/
public Message build() {
supplyDefaults();
return new Message(id, senderID, recipientID, creationDate, text, attachment, status, forwarded);
return new Message(id, senderID, recipientID, creationDate, receivedDate, readDate, text, attachment, status, forwarded);
}
/**
@ -157,7 +158,7 @@ public class MessageBuilder {
public GroupMessage buildGroupMessage(Group group, Map<Long, MessageStatus> memberStatuses) {
if (group == null || memberStatuses == null) throw new NullPointerException();
supplyDefaults();
return new GroupMessage(id, senderID, recipientID, creationDate, text, attachment, status, forwarded, memberStatuses);
return new GroupMessage(id, senderID, recipientID, creationDate, receivedDate, readDate, text, attachment, status, forwarded, memberStatuses);
}
private void supplyDefaults() {
@ -171,11 +172,31 @@ public class MessageBuilder {
* @return this {@link MessageBuilder}
* @since Envoy Common v0.2-alpha
*/
public MessageBuilder setDate(LocalDateTime creationDate) {
public MessageBuilder setCreationDate(LocalDateTime creationDate) {
this.creationDate = creationDate;
return this;
}
/**
* @param receivedDate the received date of the {@link Message} to create
* @return this {@link MessageBuilder}
* @since Envoy Common v0.1-beta
*/
public MessageBuilder setReceivedDate(LocalDateTime receivedDate) {
this.receivedDate = receivedDate;
return this;
}
/**
* @param readDate the read date of the {@link Message} to create
* @return this {@link MessageBuilder}
* @since Envoy Common v0.1-beta
*/
public MessageBuilder setReadDate(LocalDateTime readDate) {
this.readDate = readDate;
return this;
}
/**
* @param text the text of the {@link Message} to create
* @return this {@link MessageBuilder}
@ -187,12 +208,12 @@ public class MessageBuilder {
}
/**
* @param attachment the {@link MessageAttachment} of the {@link Message} to
* @param attachment the {@link Attachment} of the {@link Message} to
* create
* @return this {@link MessageBuilder}
* @since Envoy Common v0.2-alpha
*/
public MessageBuilder setAttachment(MessageAttachment<?> attachment) {
public MessageBuilder setAttachment(Attachment attachment) {
this.attachment = attachment;
return this;
}