Java XML 序列化和反序列化

 

Utils 类:

 1 import java.io.FileInputStream;
 2 import java.io.FileNotFoundException;
 3 import java.io.FileWriter;
 4 import java.io.InputStreamReader;
 5 import java.io.Serializable;
 6 import java.io.UnsupportedEncodingException;
 7 
 8 import javax.xml.bind.JAXBContext;
 9 import javax.xml.bind.JAXBException;
10 import javax.xml.bind.Marshaller;
11 import javax.xml.bind.Unmarshaller;
12 
13 /**
14  * Created by Leo on 2017/2/10.
15  */
16 public class XmlUtils {
17     @SuppressWarnings({ "unchecked", "rawtypes" })
18     public static <T extends Serializable> T deserialize(String xmlFilePath, Class clazz)
19             throws FileNotFoundException, JAXBException, UnsupportedEncodingException {
20         JAXBContext context = JAXBContext.newInstance(clazz);
21         Unmarshaller unmarshal = context.createUnmarshaller();
22         FileInputStream fis = new FileInputStream(xmlFilePath);
23         InputStreamReader isr = new InputStreamReader(fis, "UTF-8");
24         return (T) unmarshal.unmarshal(isr);
25     }
26 
27     public static <T> void serialize(T obj, String xmlFilePath) {
28         FileWriter writer = null;
29         try {
30             JAXBContext context = JAXBContext.newInstance(obj.getClass());
31             Marshaller marshal = context.createMarshaller();
32             marshal.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
33             marshal.marshal(obj, System.out);
34             writer = new FileWriter(xmlFilePath);
35             marshal.marshal(obj, writer);
36         } catch (Exception e) {
37             e.printStackTrace();
38         }
39     }
40 
41 }
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根目录对应的类:

 1 import javax.xml.bind.annotation.XmlElement;
 2 import javax.xml.bind.annotation.XmlRootElement;
 3 import java.io.Serializable;
 4 import java.util.*;
 5 
 6 /**
 7  * Created by Leo on 2017/2/10.
 8  */
 9 @XmlRootElement(name = "WorkflowProcesses")
10 public class WorkflowProcessList implements Serializable {
11 
12     @XmlElement(name = "WorkflowProcess")
13     private List<WorkflowProcess> items;
14 
15     public WorkflowProcessList() {
16         this.items = new ArrayList<WorkflowProcess>();
17     }
18 
19     public void addProcess(WorkflowProcess process) {
20         this.items.add(process);
21     }
22 
23     public Iterator<WorkflowProcess> iterator() {
24         return items.iterator();
25     }
26 
27     public List<WorkflowProcess> getItems() {
28         return this.items;
29     }
30 
31 }
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子类:

 1 import java.io.Serializable;
 2 import java.util.ArrayList;
 3 import java.util.List;
 4 
 5 import javax.xml.bind.annotation.XmlAccessType;
 6 import javax.xml.bind.annotation.XmlAccessorType;
 7 import javax.xml.bind.annotation.XmlAttribute;
 8 import javax.xml.bind.annotation.XmlElement;
 9 import javax.xml.bind.annotation.XmlElementWrapper;
10 import javax.xml.bind.annotation.XmlRootElement;
11 import javax.xml.bind.annotation.XmlType;
12 
13 @XmlType(propOrder = { "id", "name", "activities", "transitions" })
14 @XmlAccessorType(XmlAccessType.FIELD)
15 @XmlRootElement(name = "wp")
16 public class WorkflowProcess implements Serializable {
17 
18     @XmlAttribute(name = "Id")
19     private String id;
20 
21     @XmlAttribute(name = "Name")
22     private String name;
23 
24     @XmlElementWrapper(name = "Activities")
25     @XmlElement(name = "Activity")
26     private List<Activity> activities;
27 
28     @XmlElementWrapper(name = "Transitions")
29     @XmlElement(name = "Transition")
30     private List<Transition> transitions;
31 
32     public WorkflowProcess() {
33         this.activities = new ArrayList<Activity>();
34         this.transitions = new ArrayList<Transition>();
35     }
36 
37     public String getName() {
38         return this.name;
39     }
40 
41     public void setName(String value) {
42         this.name = value;
43     }
44 
45     public String getId() {
46         return this.id;
47     }
48 
49     public void setId(String value) {
50         this.id = value;
51     }
52 
53     public void addActivity(Activity activity) {
54         this.activities.add(activity);
55     }
56 
57     public List<Activity> getActivities() {
58         return this.activities;
59     }
60 
61     public List<Transition> getTransitions() {
62         return this.transitions;
63     }
64 
65 }
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子类2:

 1 import java.io.Serializable;
 2 
 3 import javax.xml.bind.annotation.XmlAccessType;
 4 import javax.xml.bind.annotation.XmlAccessorType;
 5 import javax.xml.bind.annotation.XmlAttribute;
 6 import javax.xml.bind.annotation.XmlElement;
 7 import javax.xml.bind.annotation.XmlRootElement;
 8 import javax.xml.bind.annotation.XmlType;
 9 
10 /**
11  * Created by Leo on 2017/2/10.
12  */
13 @XmlType(name = "Activity", propOrder = { "id", "type", "name", "width", "height", "coordinate" })
14 @XmlAccessorType(XmlAccessType.FIELD)
15 @XmlRootElement
16 public class Activity implements Serializable {
17 
18     @XmlAttribute(name = "Id")
19     private String id;
20 
21     @XmlAttribute(name = "Type")
22     private String type;
23 
24     @XmlAttribute(name = "Name")
25     private String name;
26 
27     @XmlAttribute(name = "Width")
28     private int width;
29 
30     @XmlAttribute(name = "Height")
31     private int height;
32 
33     @XmlElement(name = "Coordinates")
34     private Coordinate coordinate;
35 
36     public Activity() {
37 
38     }
39 
40     public Activity(String id, String type, String name) {
41         this.id = id;
42         this.type = type;
43         this.name = name;
44     }
45 
46     public String getId() {
47         return this.id;
48     }
49 
50     public void setId(String value) {
51         this.id = value;
52     }
53 
54     public String getType() {
55         return this.type;
56     }
57 
58     public void setType(String value) {
59         this.type = value;
60     }
61 
62     public String getName() {
63         return this.name;
64     }
65 
66     public void setName(String value) {
67         this.name = value;
68     }
69 
70     public Coordinate getCoordinate() {
71         return this.coordinate;
72     }
73 
74     public void setCoordinate(Coordinate value) {
75         this.coordinate = value;
76     }
77 
78     public int getWidth() {
79         return this.width;
80     }
81 
82     public void setWidth(int value) {
83         this.width = value;
84     }
85 
86     public int getHeight() {
87         return this.height;
88     }
89 
90     public void setHeight(int value) {
91         this.height = value;
92     }
93 
94 }
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子类3:

 1 import javax.xml.bind.annotation.XmlAccessType;
 2 import javax.xml.bind.annotation.XmlAccessorType;
 3 import javax.xml.bind.annotation.XmlAttribute;
 4 import javax.xml.bind.annotation.XmlElement;
 5 import javax.xml.bind.annotation.XmlRootElement;
 6 import javax.xml.bind.annotation.XmlType;
 7 
 8 /**
 9  * Created by Leo on 2017/2/10.
10  */
11 @XmlType(name = "Transition", propOrder = { "id", "from", "to", "name", "coordinate" })
12 @XmlAccessorType(XmlAccessType.FIELD)
13 @XmlRootElement()
14 public class Transition {
15 
16     @XmlAttribute(name = "Id")
17     private String id;
18 
19     @XmlAttribute(name = "From")
20     private String from;
21 
22     @XmlAttribute(name = "To")
23     private String to;
24 
25     @XmlAttribute(name = "Name")
26     private String name;
27 
28     @XmlElement(name = "Coordinates")
29     private Coordinate coordinate;
30 
31     public String getId() {
32         return this.id;
33     }
34 
35     public void setId(String value) {
36         this.id = value;
37     }
38 
39     public String getFrom() {
40         return this.from;
41     }
42 
43     public void setFrom(String value) {
44         this.from = value;
45     }
46 
47     public String getTo() {
48         return this.to;
49     }
50 
51     public void setTo(String value) {
52         this.to = value;
53     }
54 
55     public String getName() {
56         return this.name;
57     }
58 
59     public void setName(String value) {
60         this.name = value;
61     }
62 
63     public Coordinate getCoordinate() {
64         return this.coordinate;
65     }
66 
67     public void setCoordinate(Coordinate value) {
68         this.coordinate = value;
69     }
70 
71 }
View Code

 

posted @ 2017-10-19 22:15  Leo C.W  Views(2554)  Comments(0Edit  收藏  举报