aboutsummaryrefslogtreecommitdiff
path: root/src/org/traccar/web/CsvBuilder.java
blob: cfebec3b45f43df22eca6acf06f3d14644280f91 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
package org.traccar.web;

import java.beans.Introspector;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Date;
import java.util.Map;

import org.joda.time.DateTime;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;
import org.traccar.helper.Log;
import org.traccar.model.MiscFormatter;

public class CsvBuilder {

    private static final String LINE_ENDING = "\r\n";
    private static final String SEPARATOR = ";";
    private static final DateTimeFormatter DATE_FORMAT = ISODateTimeFormat.dateTime();

    private StringBuilder builder = new StringBuilder();

    private void addLineEnding() {
        builder.append(LINE_ENDING);
    }
    private void addSeparator() {
        builder.append(SEPARATOR);
    }
    public void addLine(String value) {
        if (value != null) {
            builder.append(value);
        }
        addLineEnding();
    }

    public void addLine(long value) {
        builder.append(value);
        addLineEnding();
    }

    public void addLine(double value) {
        builder.append(value);
        addLineEnding();
    }

    public void addLine(boolean value) {
        builder.append(value);
        addLineEnding();
    }

    public void addField(String value) {
        builder.append(value);
        addSeparator();
    }

    public void addField(long value) {
        builder.append(value);
        addSeparator();
    }

    public void addField(int value) {
        builder.append(value);
        addSeparator();
    }

    public void addField(double value) {
        builder.append(value);
        addSeparator();
    }

    public void addField(boolean value) {
        builder.append(value);
        addSeparator();
    }

    public void addLine(Object object) {

        Method[] methods = object.getClass().getMethods();

        for (Method method : methods) {
            if (method.getName().startsWith("get") && method.getParameterTypes().length == 0) {
                try {
                    if (method.getReturnType().equals(boolean.class)) {
                        addField((Boolean) method.invoke(object));
                    } else if (method.getReturnType().equals(int.class)) {
                        addField((Integer) method.invoke(object));
                    } else if (method.getReturnType().equals(long.class)) {
                        addField((Long) method.invoke(object));
                    } else if (method.getReturnType().equals(double.class)) {
                        addField((Double) method.invoke(object));
                    } else if (method.getReturnType().equals(String.class)) {
                        addField((String) method.invoke(object));
                    } else if (method.getReturnType().equals(Date.class)) {
                        Date value = (Date) method.invoke(object);
                        addField(DATE_FORMAT.print(new DateTime(value)));
                    } else if (method.getReturnType().equals(Map.class)) {
                        Map value = (Map) method.invoke(object);
                        if (value != null) {
                            addField(MiscFormatter.toJson(value).toString());
                        }
                    }
                } catch (IllegalAccessException | InvocationTargetException error) {
                    Log.warning(error);
                }
            }
        }
        addLineEnding();
    }

    public void addHeaderLine(Object object) {
        Method[] methods = object.getClass().getMethods();

        for (Method method : methods) {
            if (method.getName().startsWith("get") && method.getParameterTypes().length == 0) {
                String name = Introspector.decapitalize(method.getName().substring(3));
                if (!name.equals("class")) {
                    addField(name);
                }
            }
        }
        addLineEnding();
    }

    public void addArray(Collection<?> array) {
        for (Object object : array) {
            switch (object.getClass().getSimpleName().toLowerCase()) {
                case "string":
                    addLine(object.toString());
                    break;
                case "long":
                    addLine((long) object);
                    break;
                case "double":
                    addLine((double) object);
                    break;
                case "boolean":
                    addLine((boolean) object);
                    break;
                default:
                    addLine(object);
                    break;
            }
        }
    }

    public byte[] get() {
        return String.valueOf(builder).getBytes();
    }
}