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package liquibase.serializer.core.string; |
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|
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import liquibase.change.Change; |
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import liquibase.change.ChangeProperty; |
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import liquibase.change.ColumnConfig; |
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import liquibase.change.ConstraintsConfig; |
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import liquibase.change.custom.CustomChange; |
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import liquibase.changelog.ChangeSet; |
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import liquibase.changelog.DatabaseChangeLog; |
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import liquibase.exception.UnexpectedLiquibaseException; |
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import liquibase.serializer.ChangeLogSerializer; |
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import liquibase.sql.visitor.SqlVisitor; |
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import liquibase.util.StringUtils; |
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|
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import java.lang.reflect.Field; |
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import java.util.Collection; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.SortedSet; |
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import java.util.TreeSet; |
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import java.io.OutputStream; |
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import java.io.IOException; |
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|
24 | 625 | public class StringChangeLogSerializer implements ChangeLogSerializer { |
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|
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private static final int INDENT_LENGTH = 4; |
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|
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public String[] getValidFileExtensions() { |
29 | 8 | return new String[] { "txt" }; |
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} |
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|
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public String serialize(DatabaseChangeLog databaseChangeLog) { |
33 | 0 | return null; |
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} |
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|
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public String serialize(Change change) { |
37 | 617 | return change.getChangeMetaData().getName() + ":" + serializeObject(change, 1); |
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} |
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|
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public String serialize(SqlVisitor visitor) { |
41 | 0 | return visitor.getName() + ":" + serializeObject(visitor, 1); |
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} |
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|
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private String serializeObject(Object objectToSerialize, int indent) { |
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try { |
46 | 706 | StringBuffer buffer = new StringBuffer(); |
47 | 706 | buffer.append("["); |
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|
49 | 706 | SortedSet<String> values = new TreeSet<String>(); |
50 | 706 | Class<? extends Object> classToCheck = objectToSerialize.getClass(); |
51 | 2040 | while (!classToCheck.equals(Object.class)) { |
52 | 8073 | for (Field field : classToCheck.getDeclaredFields()) { |
53 | 6739 | field.setAccessible(true); |
54 | 6739 | ChangeProperty changePropertyAnnotation = field.getAnnotation(ChangeProperty.class); |
55 | 6739 | if (changePropertyAnnotation != null && !changePropertyAnnotation.includeInSerialization()) { |
56 | 1901 | continue; |
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} |
58 | 4838 | if (field.getName().equals("serialVersionUID")) { |
59 | 0 | continue; |
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} |
61 | 4838 | if (field.getName().equals("$VRc")) { |
62 | 0 | continue; |
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} |
64 | 4838 | if (field.getName().equals("serialVersionUID")) { |
65 | 0 | continue; |
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} |
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|
68 | 4838 | String propertyName = field.getName(); |
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|
70 | 4838 | Object value = field.get(objectToSerialize); |
71 | 4838 | if (value instanceof ColumnConfig) { |
72 | 0 | values.add(indent(indent) |
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+ serializeColumnConfig((ColumnConfig) field.get(objectToSerialize), indent + 1)); |
74 | 4838 | } else if (value instanceof ConstraintsConfig) { |
75 | 10 | values.add(indent(indent) |
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+ serializeConstraintsConfig((ConstraintsConfig) field.get(objectToSerialize), |
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indent + 1)); |
78 | 4828 | } else if (value instanceof CustomChange) { |
79 | 0 | values.add(indent(indent) |
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+ serializeCustomChange((CustomChange) field.get(objectToSerialize), indent + 1)); |
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} else { |
82 | 4828 | if (value != null) { |
83 | 2468 | if (value instanceof Map) { |
84 | 2 | values.add(indent(indent) + propertyName + "=" |
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+ serializeObject((Map) value, indent + 1)); |
86 | 2466 | } else if (value instanceof Collection) { |
87 | 96 | values.add(indent(indent) + propertyName + "=" |
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+ serializeObject((Collection) value, indent + 1)); |
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} else { |
90 | 2370 | values.add(indent(indent) + propertyName + "=\"" + value.toString() + "\""); |
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} |
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} |
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} |
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} |
95 | 1334 | classToCheck = classToCheck.getSuperclass(); |
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} |
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|
98 | 706 | if (values.size() > 0) { |
99 | 678 | buffer.append("\n"); |
100 | 678 | buffer.append(StringUtils.join(values, "\n")); |
101 | 678 | buffer.append("\n"); |
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} |
103 | 706 | buffer.append(indent(indent - 1)).append("]"); |
104 | 706 | return buffer.toString().replace("\r\n", "\n").replace("\r", "\n"); |
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|
106 | 0 | } catch (Exception e) { |
107 | 0 | throw new UnexpectedLiquibaseException(e); |
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} |
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|
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} |
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|
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private String indent(int indent) { |
113 | 3325 | return StringUtils.repeat(" ", INDENT_LENGTH * indent); |
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} |
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|
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private String serializeObject(Collection collection, int indent) { |
117 | 96 | if (collection.size() == 0) { |
118 | 46 | return "[]"; |
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} |
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|
121 | 50 | String returnString = "[\n"; |
122 | 50 | for (Object object : collection) { |
123 | 83 | if (object instanceof ColumnConfig) { |
124 | 79 | returnString += indent(indent) + serializeColumnConfig((ColumnConfig) object, indent + 1) + ",\n"; |
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} else { |
126 | 4 | returnString += indent(indent) + object.toString() + ",\n"; |
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} |
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} |
129 | 50 | returnString = returnString.replaceFirst(",$", ""); |
130 | 50 | returnString += indent(indent - 1) + "]"; |
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|
132 | 50 | return returnString; |
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|
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} |
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|
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private String serializeObject(Map collection, int indent) { |
137 | 2 | if (collection.size() == 0) { |
138 | 0 | return "[]"; |
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} |
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|
141 | 2 | String returnString = "{\n"; |
142 | 2 | for (Object key : new TreeSet(collection.keySet())) { |
143 | 6 | returnString += indent(indent) + key.toString() + "=\"" + collection.get(key) + "\",\n"; |
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} |
145 | 2 | returnString = returnString.replaceFirst(",$", ""); |
146 | 2 | returnString += indent(indent - 1) + "}"; |
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|
148 | 2 | return returnString; |
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|
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} |
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|
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public String serialize(ColumnConfig columnConfig) { |
153 | 0 | return null; |
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} |
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|
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private String serializeColumnConfig(ColumnConfig columnConfig, int indent) { |
157 | 79 | return "column:" + serializeObject(columnConfig, indent); |
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} |
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|
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private String serializeConstraintsConfig(ConstraintsConfig constraintsConfig, int indent) { |
161 | 10 | return "constraints:" + serializeObject(constraintsConfig, indent); |
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} |
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|
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private String serializeCustomChange(CustomChange customChange, int indent) { |
165 | 0 | return "customChange:" + serializeObject(customChange, indent); |
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} |
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|
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public String serialize(ChangeSet changeSet) { |
169 | 0 | return null; |
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} |
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|
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public void write(List<ChangeSet> changeSets, OutputStream out) throws IOException { |
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|
174 | 0 | } |
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} |