Java Code Examples for liquibase.util.StringUtils#splitAndTrim()

The following examples show how to use liquibase.util.StringUtils#splitAndTrim() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source Project: jweb-cms File: AbstractJdbcDatabase.java License: GNU Affero General Public License v3.0

6 votes

@Override
public String escapeColumnNameList(final String columnNames) {
    StringBuilder sb = new StringBuilder();
    for (String columnName : StringUtils.splitAndTrim(columnNames, ",")) {
        if (sb.length() > 0) {
            sb.append(", ");
        }
        boolean descending = false;
        if (columnName.matches("(?i).*\\s+DESC")) {
            columnName = columnName.replaceFirst("(?i)\\s+DESC$", "");
            descending = true;
        } else if (columnName.matches("(?i).*\\s+ASC")) {
            columnName = columnName.replaceFirst("(?i)\\s+ASC$", "");
        }
        sb.append(escapeObjectName(columnName, Column.class));
        if (descending) {
            sb.append(" DESC");
        }
    }
    return sb.toString();
}

Example 2

Source Project: liquibase-percona File: PerconaAddUniqueConstraintChange.java License: Apache License 2.0

6 votes

@Override
public String generateAlterStatement(Database database) {
    StringBuilder alter = new StringBuilder();

    alter.append("ADD ");
    if (StringUtil.isNotEmpty(getConstraintName())) {
        alter.append("CONSTRAINT ");
        alter.append(database.escapeConstraintName(getConstraintName()));
        alter.append(" ");
    }
    alter.append("UNIQUE (");
    List<String> columns = StringUtils.splitAndTrim(getColumnNames(), ",");
    if (columns == null) columns = Collections.emptyList();
    alter.append(database.escapeColumnNameList(StringUtils.join(columns, ", ")));
    alter.append(")");

    return alter.toString();
}

Example 3

Source Project: liquibase-percona File: PerconaAddForeignKeyConstraintChange.java License: Apache License 2.0

4 votes

@Override
public String generateAlterStatement(Database database) {
    StringBuilder alter = new StringBuilder();

    alter.append("ADD CONSTRAINT ");
    if (StringUtil.isNotEmpty(getConstraintName())) {
        alter.append(database.escapeConstraintName(getConstraintName())).append(" ");
    }
    alter.append("FOREIGN KEY ");

    alter.append("(");
    List<String> baseColumns = StringUtils.splitAndTrim(getBaseColumnNames(), ",");
    if (baseColumns == null) baseColumns = Collections.emptyList();
    alter.append(database.escapeColumnNameList(StringUtils.join(baseColumns, ", ")));
    alter.append(") ");

    alter.append("REFERENCES ");
    String referencedTable = PerconaChangeUtil.resolveReferencedPerconaTableName(getBaseTableName(), getReferencedTableName());
    alter.append(database.escapeTableName(getReferencedTableCatalogName(), getReferencedTableSchemaName(), referencedTable)).append(" ");
    alter.append("(");
    List<String> referencedColumns = StringUtils.splitAndTrim(getReferencedColumnNames(), ",");
    if (referencedColumns == null) referencedColumns = Collections.emptyList();
    alter.append(database.escapeColumnNameList(StringUtils.join(referencedColumns, ", ")));
    alter.append(")");

    if (getOnDelete() != null) {
        alter.append(" ON DELETE ").append(getOnDelete());
    }
    if (getOnUpdate() != null) {
        alter.append(" ON UPDATE ").append(getOnUpdate());
    }

    if (getDeferrable() != null && getDeferrable()) {
        alter.append(" DEFERRABLE");
    }
    if (getInitiallyDeferred() != null && getInitiallyDeferred()) {
        alter.append(" INITIALLY DEFERRED");
    }

    return alter.toString();
}