Xtext Eclipse Demo Camp Berlin
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Transcript of Xtext Eclipse Demo Camp Berlin
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Peter Friese, itemis@peterfriese
@xtext(c) 2009 Peter Friese. Distributed under the EDL V1.0 - http://www.eclipse.org/org/documents/edl-v10.php
More info: http://www.peterfriese.de / http://www.itemis.com
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➊Peter Friese, itemis
@peterfriese@xtext
(c) 2009 Peter Friese. Distributed under the EDL V1.0 - http://www.eclipse.org/org/documents/edl-v10.phpMore info: http://www.peterfriese.de / http://www.itemis.com
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➊ ➋Peter Friese, itemis
@peterfriese@xtext
(c) 2009 Peter Friese. Distributed under the EDL V1.0 - http://www.eclipse.org/org/documents/edl-v10.phpMore info: http://www.peterfriese.de / http://www.itemis.com
![Page 4: Xtext Eclipse Demo Camp Berlin](https://reader033.fdocuments.us/reader033/viewer/2022052310/54b717b54a7959a2718b4647/html5/thumbnails/4.jpg)
➊ ➋ ➌Peter Friese, itemis
@peterfriese@xtext
(c) 2009 Peter Friese. Distributed under the EDL V1.0 - http://www.eclipse.org/org/documents/edl-v10.phpMore info: http://www.peterfriese.de / http://www.itemis.com
![Page 5: Xtext Eclipse Demo Camp Berlin](https://reader033.fdocuments.us/reader033/viewer/2022052310/54b717b54a7959a2718b4647/html5/thumbnails/5.jpg)
➊ ➋ ➌Peter Friese, itemis
@peterfriese@xtext
(c) 2009 Peter Friese. Distributed under the EDL V1.0 - http://www.eclipse.org/org/documents/edl-v10.phpMore info: http://www.peterfriese.de / http://www.itemis.com
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Right tool for the job?
?
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Your trusty swiss army knife!
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You’d want to core a few more apples...
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... for an apple cake.
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Still the best tool for the job?
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Better use this one.
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and this one:
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A DSL is...
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A specific toolfor a specific job
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A specific toolfor a specific job
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Think about your job!
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Feel like this?
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...
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because
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you
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need
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to
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write
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THIS?
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THIS?
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Wrong Level of Abstraction!http://www.flickr.com/photos/rykerstribe/3222969466/
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@SuppressWarnings("serial")@Entity@Table(name = "CUSTOMER_INFO")public class CustomerInfo implements Serializable {
@Id @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "idSeq") @SequenceGenerator(name = "idSeq", sequenceName = "CUST_SEQ", allocationSize = 1) @Column(name = "CUST_ID", nullable = false) private String customerId;
public void setCustomerId(String customerId) { this.customerId = customerId; }
public String getCustomerId() { return customerId; }
@Column(name = "EMAIL", nullable = false, length = 128) private String emailAddress;
public String getEmailAddress() { return emailAddress; }
public void setEmailAddress(String emailAddress) { String oldValue = emailAddress; this.emailAddress = emailAddress; firePropertyChangedEvent("emailAddress", oldValue, this.emailAddress); }
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@SuppressWarnings("serial")@Entity@Table(name = "CUSTOMER_INFO")public class CustomerInfo implements Serializable {
@Id @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "idSeq") @SequenceGenerator(name = "idSeq", sequenceName = "CUST_SEQ", allocationSize = 1) @Column(name = "CUST_ID", nullable = false) private String customerId;
public void setCustomerId(String customerId) { this.customerId = customerId; }
public String getCustomerId() { return customerId; }
@Column(name = "EMAIL", nullable = false, length = 128) private String emailAddress;
public String getEmailAddress() { return emailAddress; }
public void setEmailAddress(String emailAddress) { String oldValue = emailAddress; this.emailAddress = emailAddress; firePropertyChangedEvent("emailAddress", oldValue, this.emailAddress); }
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entity CustomerInfo (id=CUST_ID, sequenceName=CUST_SEQ) { String emailAddress (notNull, length = 128)}
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Bean(POJO) DAO
entity CustomerInfo (id=CUST_ID, sequenceName=CUST_SEQ) { String emailAddress (notNull, length = 128)}
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DemoCreating an Entity DSL in 3 Simple Steps
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➊Create a DSL
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Define the Grammar
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Compile the Grammar
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Start the Runtime Workbench
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Start Using the DSL
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➋
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Pimp My Write➋
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➋
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Create a Label Provider
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Add a Generator
➌
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Adding a Builder
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∑
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Concentrate on Essentials
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Higher Efficiency
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Better Maintainability
http://www.flickr.com/photos/flyforfun/2638180406/
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No More Boring Code
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