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package liquibase.database.structure; |
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import java.util.ArrayList; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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import liquibase.util.StringUtils; |
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10 | 0 | public class Index implements DatabaseObject, Comparable<Index> { |
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public final static String MARK_PRIMARY_KEY = "primaryKey"; |
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public final static String MARK_FOREIGN_KEY = "foreignKey"; |
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public final static String MARK_UNIQUE_CONSTRAINT = "uniqueConstraint"; |
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private String name; |
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private Table table; |
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private String tablespace; |
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private Boolean unique; |
23 | 0 | private List<String> columns = new ArrayList<String>(); |
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private String filterCondition; |
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|
27 | 0 | private Set<String> associatedWith = new HashSet<String>(); |
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@Override |
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public DatabaseObject[] getContainingObjects() { |
31 | 0 | return new DatabaseObject[] { table }; |
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} |
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public String getName() { |
35 | 0 | return name; |
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} |
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public void setName(String name) { |
39 | 0 | this.name = name; |
40 | 0 | } |
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public Table getTable() { |
43 | 0 | return table; |
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} |
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public void setTable(Table table) { |
47 | 0 | this.table = table; |
48 | 0 | } |
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public String getTablespace() { |
51 | 0 | return tablespace; |
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} |
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public void setTablespace(String tablespace) { |
55 | 0 | this.tablespace = tablespace; |
56 | 0 | } |
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public List<String> getColumns() { |
59 | 0 | return columns; |
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} |
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public String getColumnNames() { |
63 | 0 | return StringUtils.join(columns, ", "); |
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} |
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public String getFilterCondition() { |
67 | 0 | return filterCondition; |
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} |
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public void setFilterCondition(String filterCondition) { |
71 | 0 | this.filterCondition = filterCondition; |
72 | 0 | } |
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public void setUnique(Boolean value) { |
75 | 0 | this.unique = value; |
76 | 0 | } |
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public Boolean isUnique() { |
79 | 0 | return this.unique; |
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} |
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public Set<String> getAssociatedWith() { |
83 | 0 | return associatedWith; |
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} |
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public String getAssociatedWithAsString() { |
87 | 0 | return StringUtils.join(associatedWith, ","); |
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} |
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public void addAssociatedWith(String item) { |
91 | 0 | associatedWith.add(item); |
92 | 0 | } |
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public boolean isAssociatedWith(String keyword) { |
95 | 0 | return associatedWith.contains(keyword); |
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} |
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@Override |
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public boolean equals(Object o) { |
100 | 0 | if (this == o) |
101 | 0 | return true; |
102 | 0 | if (o == null || getClass() != o.getClass()) |
103 | 0 | return false; |
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|
105 | 0 | Index index = (Index) o; |
106 | 0 | boolean equals = true; |
107 | 0 | for (String column : index.getColumns()) { |
108 | 0 | if (!columns.contains(column)) { |
109 | 0 | equals = false; |
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} |
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} |
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113 | 0 | if (this.unique == null && index.isUnique() == null) { |
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|
115 | 0 | } else if (this.unique == null && index.isUnique() != null) { |
116 | 0 | equals = false; |
117 | 0 | } else if (this.unique != null && index.isUnique() == null) { |
118 | 0 | equals = false; |
119 | 0 | } else if (!this.unique.equals(index.isUnique())) { |
120 | 0 | equals = false; |
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} |
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123 | 0 | return equals || table.getName().equalsIgnoreCase(index.table.getName()); |
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} |
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@Override |
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public int hashCode() { |
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int result; |
130 | 0 | result = table.getName().toUpperCase().hashCode(); |
131 | 0 | result = 31 * result + columns.hashCode(); |
132 | 0 | result = 31 * result + (unique == null ? 2 : unique ? 1 : 0); |
133 | 0 | return result; |
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} |
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@Override |
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public int compareTo(Index o) { |
138 | 0 | int returnValue = this.table.getName().compareTo(o.table.getName()); |
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|
140 | 0 | if (returnValue == 0) { |
141 | 0 | String thisName = StringUtils.trimToEmpty(this.getName()); |
142 | 0 | String oName = StringUtils.trimToEmpty(o.getName()); |
143 | 0 | returnValue = thisName.compareTo(oName); |
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} |
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151 | 0 | return returnValue; |
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} |
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@Override |
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public String toString() { |
156 | 0 | StringBuffer stringBuffer = new StringBuffer(); |
157 | 0 | stringBuffer.append(getName()); |
158 | 0 | if (this.unique != null && !this.unique) { |
159 | 0 | stringBuffer.append(" unique "); |
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} |
161 | 0 | if (table != null && columns != null) { |
162 | 0 | stringBuffer.append(" on ").append(table.getName()); |
163 | 0 | if (columns != null) { |
164 | 0 | stringBuffer.append("("); |
165 | 0 | for (String column : columns) { |
166 | 0 | stringBuffer.append(column).append(", "); |
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} |
168 | 0 | stringBuffer.delete(stringBuffer.length() - 2, stringBuffer.length()); |
169 | 0 | stringBuffer.append(")"); |
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} |
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} |
172 | 0 | return stringBuffer.toString(); |
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} |
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} |