Example usage for org.hibernate.mapping Table indexes

Introduction

In this page you can find the example usage for org.hibernate.mapping Table indexes.

Prototype

Map indexes

To view the source code for org.hibernate.mapping Table indexes.

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Usage

From source file:com.github.gekoh.yagen.ddl.CreateDDL.java

License:Apache License

private void addIndexes(StringBuffer buf, Dialect dialect, TableConfig tableConfig) {
    com.github.gekoh.yagen.api.Table annotation = tableConfig
            .getTableAnnotationOfType(com.github.gekoh.yagen.api.Table.class);
    if (annotation != null) {
        for (UniqueConstraint uniqueConstraint : annotation.uniqueConstraints()) {
            // only custom declarations of unique keys need to be created with separate unique index DDL
            // when specifying column names there will be an create table inline unique constraint
            if (StringUtils.isEmpty(uniqueConstraint.declaration())) {
                continue;
            }//from ww  w .  ja  v  a 2 s . c  o m
            String constraintName = getProfile().getNamingStrategy().constraintName(uniqueConstraint);
            if (StringUtils.isEmpty(constraintName)) {
                throw new IllegalArgumentException(
                        "please specify an unique constraint name in annotation UniqueConstraint for table "
                                + tableConfig.getTableName());
            }
            checkObjectName(dialect, constraintName);
            StringBuilder objDdl = new StringBuilder();
            objDdl.append("create unique index ").append(constraintName);
            objDdl.append(" on ").append(tableConfig.getTableName()).append(" (")
                    .append(uniqueConstraint.declaration()).append(")");

            if (uniqueConstraint.usingLocalIndex() && supportsPartitioning(dialect)) {
                objDdl.append(" local");
            }

            getProfile().duplex(ObjectType.INDEX, constraintName, objDdl.toString());

            buf.append(STATEMENT_SEPARATOR).append(objDdl.toString());
        }
        for (Index index : annotation.indexes()) {
            if (StringUtils.isEmpty(index.declaration())) {
                continue;
            }
            String indexName = getProfile().getNamingStrategy().indexName(index);
            if (StringUtils.isEmpty(indexName)) {
                throw new IllegalArgumentException("please specify an index name in annotation Index for table "
                        + tableConfig.getTableName());
            }
            checkObjectName(dialect, indexName);
            StringBuilder objDdl = new StringBuilder();
            objDdl.append("create index ").append(indexName);
            objDdl.append(" on ").append(tableConfig.getTableName()).append(" (").append(index.declaration())
                    .append(")");

            if (index.usingLocalIndex() && supportsPartitioning(dialect)) {
                objDdl.append(" local");
            }

            getProfile().duplex(ObjectType.INDEX, indexName, objDdl.toString());

            buf.append(STATEMENT_SEPARATOR).append(objDdl.toString());
        }
    }
}

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