whats the difference between > public boolean isReadOnly() { > //ToDo: implementation > return false; > } > and
> public boolean isWritable() { > //ToDo: implementation > return false; > } we might wanna call this isIndexed > public boolean isSearchable() { > //ToDo: implementation > return false; > } > - Kasper ----- Original Message ----- > > 1.1 jakarta-avalon-cornerstone/apps/db/src/java/org/apache/avalon/db/data/impl/A bstractColumn.java > > Index: AbstractColumn.java > =================================================================== > > /* > * Copyright (C) The Apache Software Foundation. All rights reserved. > * > * This software is published under the terms of the Apache Software License > * version 1.1, a copy of which has been included with this distribution in > * the LICENSE file. > */ > package org.apache.avalon.db.data.impl; > > > > import org.apache.avalon.db.data.Table; > import org.apache.avalon.db.data.Queryable; > import org.apache.avalon.db.data.Column; > > > /** > * Class AbstractColumn > * > * > * @author Paul Hammant <a href="mailto:[EMAIL PROTECTED]">[EMAIL PROTECTED]</a> > * @author Gerhard Froehlich <a href="mailto:[EMAIL PROTECTED]">[EMAIL PROTECTED]</a>* > * @version $Revision: 1.1 $ > */ > public abstract class AbstractColumn implements Column { > > protected String mName; > protected String mSqlType; > protected String mJavaType; > > /** > * Constructor AbstractColumn > * > * > * @param name > * @param sqlType > * @param javaType > * > */ > public AbstractColumn(String name, String sqlType, String javaType) { > > mName = name; > mSqlType = sqlType; > mJavaType = javaType; > } > > /** > * Method getSQLType > * > * > * @return > * > */ > public String getSQLType() { > return mSqlType; > } > > /** > * Method getName > * > * > * @return > * > */ > public String getName() { > return mName; > } > > /** > * Method getJavaType > * > * > * @return > * > */ > public String getJavaType() { > return mJavaType; > } > > /** methods for the metadata */ > public int getColumnDisplaySize() { > //ToDo: implementation > return 0; > } > > public String getColumnLabel() { > return mName; > } > > public String getColumnName() { > return mName; > } > > public int getColumnType() { > //ToDo: implementation > return 0; > } > > public String getColumnTypeName() { > return mSqlType; > } > > public int getPrecision() { > //ToDo: implementation > return 0; > } > > public int getScale() { > //ToDo: implementation > return 0; > } > > public String getSchemaName() { > //ToDo: implementation > return null; > } > > public String getCatalogName() { > //ToDo: implementation > return null; > } > > public String getColumnClassName() { > //ToDo: implementation > return null; > } > > public String getTableName() { > //ToDo: implementation > return null; > } > > public boolean isAutoIncrement() { > //ToDo: implementation > return false; > } > > public boolean isCaseSensitive() { > //ToDo: implementation > return false; > } > > public boolean isCurrency() { > //ToDo: implementation > return false; > } > > public boolean isDefinitelyWritable() { > //ToDo: implementation > return false; > } > > public int isNullable() { > //ToDo: implementation > return 0; > } > > public boolean isReadOnly() { > //ToDo: implementation > return false; > } > > public boolean isSearchable() { > //ToDo: implementation > return false; > } > > public boolean isSigned() { > //ToDo: implementation > return false; > } > > public boolean isWritable() { > //ToDo: implementation > return false; > } > > } > > > > 1.1 jakarta-avalon-cornerstone/apps/db/src/java/org/apache/avalon/db/data/impl/V arCharColumn.java > > Index: VarCharColumn.java > =================================================================== > > /* > * Copyright (C) The Apache Software Foundation. All rights reserved. > * > * This software is published under the terms of the Apache Software License > * version 1.1, a copy of which has been included with this distribution in > * the LICENSE file. > */ > package org.apache.avalon.db.data.impl; > > > > import org.apache.avalon.db.data.Table; > import org.apache.avalon.db.data.Queryable; > import org.apache.avalon.db.data.Column; > import org.apache.avalon.db.data.ValidationException; > > > /** > * Class VarCharColumn > * > * > * @author Paul Hammant <a href="mailto:[EMAIL PROTECTED]">[EMAIL PROTECTED]</a> > * @author Gerhard Froehlich <a href="mailto:[EMAIL PROTECTED]">[EMAIL PROTECTED]</a>* > * @version $Revision: 1.1 $ > */ > public class VarCharColumn extends AbstractColumn { > > private int mMaxLength; > > /** > * Constructor VarCharColumn > * > * > * @param name > * @param maxLength > * @param javaType > * > */ > public VarCharColumn(String name, int maxLength) { > super(name,"varchar",String.class.getName()); > mMaxLength = maxLength; > } > > public void test(Object obj) throws ValidationException { > String str = (String) obj; > if (str.length() > mMaxLength) { > throw new ValidationException("String " + mName + "at is too long at " + str.length()); > } > } > > > > } > > > > > -- > To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> > For additional commands, e-mail: <mailto:[EMAIL PROTECTED]> > -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>