Sort out the relationship between Class digrams in UML, umldigramsWhat is a UML class diagram?
A class diagram shows a group of classes, interfaces, collaboration, and relationships bet
MyEclipse Java code into UML class diagrams1, right click on the project name, select New-------àuml2 Model2. Give class diagram a name3. Class Diagram1) If you want to map the entire project into a class
Rose was first used, and EA was used for UML design, which was very convenient. EA, that is, sparx systems enterprise effecect. EA provides users with a high-performance and intuitive working interface, and works with the latest UML 2.0 specifications to create advanced software modeling solutions for desktop computer staff, Development and Application teams. This product is rich in features and highly cost
relation."Code embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole 5. combination ( composition) "Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship,
relation. "Code embodiment": member variable "Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole 5. combination (composition) "Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department. A combinatorial relationship is a relationship that is stronger than the aggregation relationship,
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. Combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that an
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
the concrete logical relation."Code embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregatio
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. Combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that an
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relationship that is stronger than the aggregation relationship, which requires that
distinguish syntactically, must examine the concrete logical relation."Code embodiment": member variable"Arrows and points": solid lines with hollow diamonds, diamonds pointing to the whole5. combination (composition)"Combinatorial relationship": the relationship between the whole and the part, but part cannot leave the whole and exist alone. If the company and the Department is a whole and part of the relationship, no company there is no department.A combinatorial relationship is a relations
UML diagram example: (you can use startuml for drawing, small size ^_^)
Http://www.blogjava.net/lukangping/archive/2010/08/01/327693.html
Aggregation: indicates that two objects are integral and partial.WeakLink, and the lifecycle of some parts can go beyond the whole. For example, a computer or a mouse can be represented in a single shape:
Combination: indicates that two objects are integral and part
In a UML diagram, there are several common relationships: generalization, implementation, association, aggregation, and composition ), dependency)
1. Generalization)
[Generalized relationship]: an inherited relationship that represents a general and special relationship. It specifies how child classes feature all features and behaviors of the parent class.
For e
company, there's no division. Combination A relationship is a relationship that is stronger than an aggregation relationship, and requires that an object representing the whole in an ordinary aggregation relationship be responsible for the life cycle of the object representing the part. "Code embodiment": member variable Arrows and points: solid lines with solid diamonds, diamonds pointing to the whole 6. Dependency (Dependency) "dependency": a relationship that is used , so try not to use t
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