org.h2.bnf.context.DbTableOrView Maven / Gradle / Ivy
/*
* Copyright 2004-2014 H2 Group. Multiple-Licensed under the MPL 2.0,
* and the EPL 1.0 (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.bnf.context;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import org.h2.util.New;
/**
* Contains meta data information about a table or a view.
* This class is used by the H2 Console.
*/
public class DbTableOrView {
/**
* The schema this table belongs to.
*/
private final DbSchema schema;
/**
* The table name.
*/
private final String name;
/**
* The quoted table name.
*/
private final String quotedName;
/**
* True if this represents a view.
*/
private final boolean isView;
/**
* The column list.
*/
private DbColumn[] columns;
public DbTableOrView(DbSchema schema, ResultSet rs) throws SQLException {
this.schema = schema;
name = rs.getString("TABLE_NAME");
String type = rs.getString("TABLE_TYPE");
isView = "VIEW".equals(type);
quotedName = schema.getContents().quoteIdentifier(name);
}
/**
* @return The schema this table belongs to.
*/
public DbSchema getSchema() {
return schema;
}
/**
* @return The column list.
*/
public DbColumn[] getColumns() {
return columns;
}
/**
* @return The table name.
*/
public String getName() {
return name;
}
/**
* @return True if this represents a view.
*/
public boolean isView() {
return isView;
}
/**
* @return The quoted table name.
*/
public String getQuotedName() {
return quotedName;
}
/**
* Read the column for this table from the database meta data.
*
* @param meta the database meta data
*/
public void readColumns(DatabaseMetaData meta) throws SQLException {
ResultSet rs = meta.getColumns(null, schema.name, name, null);
ArrayList list = New.arrayList();
while (rs.next()) {
DbColumn column = DbColumn.getColumn(schema.getContents(), rs);
list.add(column);
}
rs.close();
columns = new DbColumn[list.size()];
list.toArray(columns);
}
}